move Settings, SettingsBuilder, SettingsLoader to API package, make SettingsBuilder to be loadable by ServiceLoader

This commit is contained in:
Jörg Prante 2021-10-13 15:33:08 +02:00
parent 823b15d3a9
commit 9411e901be
57 changed files with 1381 additions and 2396 deletions

3
content-api/build.gradle Normal file
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@ -0,0 +1,3 @@
dependencies {
api "org.xbib:datastructures-api:${project.property('xbib-datastructures.version')}"
}

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@ -1,3 +1,8 @@
module org.xbib.content { import org.xbib.content.SettingsBuilder;
module org.xbib.content.api {
exports org.xbib.content; exports org.xbib.content;
} requires transitive org.xbib.datastructures.api;
requires java.sql;
uses SettingsBuilder;
}

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@ -1,4 +1,4 @@
package org.xbib.content.settings; package org.xbib.content;
/** /**
* Strategy interface used to resolve replacement values for placeholders contained in Strings. * Strategy interface used to resolve replacement values for placeholders contained in Strings.

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@ -1,4 +1,4 @@
package org.xbib.content.settings.datastructures; package org.xbib.content;
import java.util.HashSet; import java.util.HashSet;
import java.util.Set; import java.util.Set;

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@ -0,0 +1,65 @@
package org.xbib.content;
import org.xbib.datastructures.api.ByteSizeValue;
import org.xbib.datastructures.api.TimeValue;
import java.util.Map;
import java.util.Optional;
import java.util.ServiceLoader;
public interface Settings extends AutoCloseable {
class Holder {
private static SettingsBuilder createBuilder() {
ServiceLoader<SettingsBuilder> serviceLoader = ServiceLoader.load(SettingsBuilder.class);
Optional<SettingsBuilder> optionalConfigLogger = serviceLoader.findFirst();
return optionalConfigLogger.orElse(null);
}
private static final Settings emptySettings = createBuilder().build();
}
static SettingsBuilder settingsBuilder() {
return Holder.createBuilder();
}
static Settings emptySettings() {
return Holder.emptySettings;
}
boolean isEmpty();
String get(String setting);
String get(String setting, String defaultValue);
Float getAsFloat(String setting, Float defaultValue);
Double getAsDouble(String setting, Double defaultValue);
Integer getAsInt(String setting, Integer defaultValue);
Long getAsLong(String setting, Long defaultValue);
Boolean getAsBoolean(String setting, Boolean defaultValue);
TimeValue getAsTime(String setting, TimeValue defaultValue);
ByteSizeValue getAsBytesSize(String setting, ByteSizeValue defaultValue);
String[] getAsArray(String settingPrefix);
String[] getAsArray(String settingPrefix, String[] defaultArray);
Map<String, String> getAsMap();
Map<String, Object> getAsStructuredMap();
Map<String, Settings> getGroups(String prefix);
Settings getAsSettings(String setting);
Settings getByPrefix(String prefix);
boolean containsSetting(String setting);
}

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@ -0,0 +1,73 @@
package org.xbib.content;
import java.io.InputStream;
import java.nio.file.Path;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
public interface SettingsBuilder {
SettingsBuilder put(String setting, String value);
SettingsBuilder put(String setting, Class<?> clazz);
SettingsBuilder put(String setting, boolean value);
SettingsBuilder put(String setting, int value);
SettingsBuilder put(String setting, long value);
SettingsBuilder put(String setting, float value);
SettingsBuilder put(String setting, double value);
SettingsBuilder putArray(String setting, String... values);
SettingsBuilder putArray(String setting, List<String> values);
SettingsBuilder put(String settingPrefix, String groupName, String[] settings, String[] values)
throws SettingsException;
SettingsBuilder put(Settings settings);
SettingsBuilder put(Map<String, String> settings);
SettingsBuilder loadFromString(String source);
SettingsBuilder loadFromResource(String resourceName, InputStream inputStream) throws SettingsException;
default SettingsBuilder fromJdbcConfTable(Connection connection, String id, String type) throws SQLException {
try (PreparedStatement statement = connection.prepareStatement("select key, value from conf where id = ? and type = ?",
new String[]{id, type}); ResultSet resultSet = statement.executeQuery()) {
while (resultSet.next()) {
String key = resultSet.getString("key");
String value = resultSet.getString("value");
put(key, value);
}
}
return this;
}
SettingsBuilder loadFromSystemProperties();
SettingsBuilder loadFromSystemEnvironment();
SettingsBuilder replacePropertyPlaceholders(PropertyPlaceholder propertyPlaceholder,
PlaceholderResolver placeholderResolver);
SettingsBuilder replacePropertyPlaceholders();
SettingsBuilder setRefresh(Path path, long initialDelay, long period, TimeUnit timeUnit);
Settings build();
boolean isEmpty();
Map<String, String> map();
}

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@ -1,4 +1,4 @@
package org.xbib.content.settings.datastructures; package org.xbib.content;
/** /**
* A generic failure to handle settings. * A generic failure to handle settings.

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@ -1,9 +1,7 @@
package org.xbib.content.settings.datastructures; package org.xbib.content.settings.datastructures;
import java.sql.Connection; import org.xbib.content.SettingsLoader;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.HashMap; import java.util.HashMap;
import java.util.HashSet; import java.util.HashSet;
import java.util.Map; import java.util.Map;
@ -69,17 +67,4 @@ public final class SettingsLoaderService {
} }
return suffixes; return suffixes;
} }
public static Settings fromJdbcConfTable(Connection connection, String id, String type) throws SQLException {
Settings.Builder settingsBuilder = Settings.settingsBuilder();
try (PreparedStatement statement = connection.prepareStatement("select key, value from conf where id = ? and type = ?",
new String[]{id, type}); ResultSet resultSet = statement.executeQuery()) {
while (resultSet.next()) {
String key = resultSet.getString("key");
String value = resultSet.getString("value");
settingsBuilder.put(key, value);
}
}
return settingsBuilder.build();
}
} }

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@ -0,0 +1,4 @@
/**
* Content API.
*/
package org.xbib.content;

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@ -1,10 +1,11 @@
import org.xbib.content.config.ConfigLogger; import org.xbib.content.config.ConfigLogger;
import org.xbib.content.settings.datastructures.SettingsLoader; import org.xbib.content.SettingsLoader;
module org.xbib.content.config { module org.xbib.content.config {
exports org.xbib.content.config; exports org.xbib.content.config;
uses ConfigLogger; uses ConfigLogger;
uses SettingsLoader; uses SettingsLoader;
provides ConfigLogger with org.xbib.content.config.SystemConfigLogger; provides ConfigLogger with org.xbib.content.config.SystemConfigLogger;
requires org.xbib.content.api;
requires transitive org.xbib.content.settings.datastructures; requires transitive org.xbib.content.settings.datastructures;
} }

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@ -161,7 +161,8 @@ public class ConfigFinder {
return Files.getLastModifiedTime(p); return Files.getLastModifiedTime(p);
} catch (IOException e) { } catch (IOException e) {
return null; return null;
}}); }
});
private static final Comparator<Path> PATH_NAME_COMPARATOR = Comparator.comparing(Path::toString); private static final Comparator<Path> PATH_NAME_COMPARATOR = Comparator.comparing(Path::toString);
} }

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@ -1,9 +1,9 @@
package org.xbib.content.config; package org.xbib.content.config;
import org.xbib.content.settings.datastructures.SettingsLoader; import org.xbib.content.Settings;
import org.xbib.content.settings.datastructures.Settings; import org.xbib.content.SettingsBuilder;
import org.xbib.content.SettingsLoader;
import org.xbib.content.settings.datastructures.SettingsLoaderService; import org.xbib.content.settings.datastructures.SettingsLoaderService;
import java.io.BufferedReader; import java.io.BufferedReader;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream; import java.io.InputStream;
@ -42,11 +42,12 @@ public class ConfigLoader {
Optional<ConfigLogger> optionalConfigLogger = serviceLoader.findFirst(); Optional<ConfigLogger> optionalConfigLogger = serviceLoader.findFirst();
return optionalConfigLogger.orElse(new SystemConfigLogger()); return optionalConfigLogger.orElse(new SystemConfigLogger());
} }
static ConfigLoader LOADER = new ConfigLoader().withLogger(createConfigLogger());
private static final ConfigLoader configLoader = new ConfigLoader().withLogger(createConfigLogger());
} }
public static ConfigLoader getInstance() { public static ConfigLoader getInstance() {
return Holder.LOADER; return Holder.configLoader;
} }
public ConfigLoader withLogger(ConfigLogger logger) { public ConfigLoader withLogger(ConfigLogger logger) {
@ -59,8 +60,8 @@ public class ConfigLoader {
return map.get(configParams); return map.get(configParams);
} }
private Settings.Builder internalLoad(ConfigParams params) throws ConfigException { private SettingsBuilder internalLoad(ConfigParams params) throws ConfigException {
Settings.Builder settings = Settings.settingsBuilder(); SettingsBuilder settings = Settings.settingsBuilder();
if (params.withSystemEnvironment) { if (params.withSystemEnvironment) {
settings.loadFromSystemEnvironment(); settings.loadFromSystemEnvironment();
} }
@ -74,7 +75,7 @@ public class ConfigLoader {
} }
if (!params.reader.isEmpty()) { if (!params.reader.isEmpty()) {
for (ConfigParams.SuffixedReader reader : params.reader) { for (ConfigParams.SuffixedReader reader : params.reader) {
Settings.Builder readerSettings = createSettingsFromReader(reader.reader, reader.suffix); SettingsBuilder readerSettings = createSettingsFromReader(reader.reader, reader.suffix);
if (readerSettings != null) { if (readerSettings != null) {
settings.put(readerSettings.build()); settings.put(readerSettings.build());
if (!params.includeAll) { if (!params.includeAll) {
@ -84,7 +85,7 @@ public class ConfigLoader {
} }
} }
if (params.args != null) { if (params.args != null) {
Settings.Builder argsSettings = createSettingsFromArgs(params); SettingsBuilder argsSettings = createSettingsFromArgs(params);
if (argsSettings != null) { if (argsSettings != null) {
settings.put(argsSettings.build()); settings.put(argsSettings.build());
if (!params.includeAll) { if (!params.includeAll) {
@ -93,7 +94,7 @@ public class ConfigLoader {
} }
} }
if (params.withStdin) { if (params.withStdin) {
Settings.Builder stdinSettings = createSettingsFromStdin(); SettingsBuilder stdinSettings = createSettingsFromStdin();
if (stdinSettings != null) { if (stdinSettings != null) {
settings.put(stdinSettings.build()); settings.put(stdinSettings.build());
if (!params.includeAll) { if (!params.includeAll) {
@ -102,7 +103,7 @@ public class ConfigLoader {
} }
} }
if (!params.fileLocations.isEmpty()) { if (!params.fileLocations.isEmpty()) {
Settings.Builder fileSettings = createSettingsFromFile(params.fileLocations); SettingsBuilder fileSettings = createSettingsFromFile(params.fileLocations);
if (fileSettings != null) { if (fileSettings != null) {
settings.put(fileSettings.build()); settings.put(fileSettings.build());
if (!params.includeAll) { if (!params.includeAll) {
@ -112,7 +113,7 @@ public class ConfigLoader {
} }
if (!params.fileNamesWithoutSuffix.isEmpty()) { if (!params.fileNamesWithoutSuffix.isEmpty()) {
for (String fileNameWithoutSuffix : params.fileNamesWithoutSuffix) { for (String fileNameWithoutSuffix : params.fileNamesWithoutSuffix) {
Settings.Builder fileSettings = createSettingsFromFile(createListOfLocations(params, fileNameWithoutSuffix)); SettingsBuilder fileSettings = createSettingsFromFile(createListOfLocations(params, fileNameWithoutSuffix));
if (fileSettings != null) { if (fileSettings != null) {
settings.put(fileSettings.build()); settings.put(fileSettings.build());
if (!params.includeAll) { if (!params.includeAll) {
@ -124,7 +125,7 @@ public class ConfigLoader {
if (params.classLoaders != null) { if (params.classLoaders != null) {
for (ClassLoader cl : params.classLoaders) { for (ClassLoader cl : params.classLoaders) {
if (cl != null) { if (cl != null) {
Settings.Builder classpathSettings = createClasspathSettings(params, cl, fileNameWithoutSuffix); SettingsBuilder classpathSettings = createClasspathSettings(params, cl, fileNameWithoutSuffix);
if (classpathSettings != null) { if (classpathSettings != null) {
settings.put(classpathSettings.build()); settings.put(classpathSettings.build());
if (!params.includeAll) { if (!params.includeAll) {
@ -142,14 +143,15 @@ public class ConfigLoader {
throw new ConfigException("no config found"); throw new ConfigException("no config found");
} }
private Settings.Builder createSettingsFromArgs(ConfigParams params) throws ConfigException { private SettingsBuilder createSettingsFromArgs(ConfigParams params) throws ConfigException {
if (!params.fileNamesWithoutSuffix.isEmpty() && params.args != null) { if (!params.fileNamesWithoutSuffix.isEmpty() && params.args != null) {
for (String fileNameWithoutSuffix : params.fileNamesWithoutSuffix) { for (String fileNameWithoutSuffix : params.fileNamesWithoutSuffix) {
for (String suffix : SettingsLoaderService.getInstance().getSuffixes()) { for (String suffix : SettingsLoaderService.getInstance().getSuffixes()) {
for (int i = 0; i < params.args.size() - 1; i++) { for (int i = 0; i < params.args.size() - 1; i++) {
String arg = params.args.get(i); String arg = params.args.get(i);
String s = params.directoryName != null ? String s = params.directoryName != null ?
"--" + params.directoryName + "-" + fileNameWithoutSuffix + suffix : "--" + fileNameWithoutSuffix + suffix; "--" + params.directoryName + "-" + fileNameWithoutSuffix + suffix :
"--" + fileNameWithoutSuffix + suffix;
if (arg.equals(s)) { if (arg.equals(s)) {
return createSettingsFromReader(new StringReader(params.args.get(i + 1)), suffix); return createSettingsFromReader(new StringReader(params.args.get(i + 1)), suffix);
} }
@ -160,7 +162,7 @@ public class ConfigLoader {
return null; return null;
} }
private Settings.Builder createSettingsFromStdin() throws ConfigException { private SettingsBuilder createSettingsFromStdin() throws ConfigException {
if (System.in != null) { if (System.in != null) {
try { try {
int numBytesWaiting = System.in.available(); int numBytesWaiting = System.in.available();
@ -175,8 +177,8 @@ public class ConfigLoader {
return null; return null;
} }
private Settings.Builder createSettingsFromFile(List<String> settingsFileNames) throws ConfigException { private SettingsBuilder createSettingsFromFile(List<String> settingsFileNames) throws ConfigException {
Settings.Builder settings = Settings.settingsBuilder(); SettingsBuilder settings = Settings.settingsBuilder();
for (String settingsFileName: settingsFileNames) { for (String settingsFileName: settingsFileNames) {
int pos = settingsFileName.lastIndexOf('.'); int pos = settingsFileName.lastIndexOf('.');
String suffix = (pos > 0 ? settingsFileName.substring(pos + 1) : "").toLowerCase(Locale.ROOT); String suffix = (pos > 0 ? settingsFileName.substring(pos + 1) : "").toLowerCase(Locale.ROOT);
@ -191,7 +193,7 @@ public class ConfigLoader {
System.setProperty("config.path", path.getParent().toString()); System.setProperty("config.path", path.getParent().toString());
try { try {
InputStream inputStream = Files.newInputStream(path); InputStream inputStream = Files.newInputStream(path);
Settings.Builder fileSettings = createSettingsFromStream(inputStream, suffix); SettingsBuilder fileSettings = createSettingsFromStream(inputStream, suffix);
if (fileSettings != null) { if (fileSettings != null) {
settings.put(fileSettings.build()); settings.put(fileSettings.build());
} }
@ -203,10 +205,10 @@ public class ConfigLoader {
return settings.isEmpty() ? null : settings; return settings.isEmpty() ? null : settings;
} }
private Settings.Builder createClasspathSettings(ConfigParams params, private SettingsBuilder createClasspathSettings(ConfigParams params,
ClassLoader classLoader, ClassLoader classLoader,
String fileNameWithoutSuffix) throws ConfigException { String fileNameWithoutSuffix) throws ConfigException {
Settings.Builder settings = Settings.settingsBuilder(); SettingsBuilder settings = Settings.settingsBuilder();
for (String suffix : SettingsLoaderService.getInstance().getSuffixes()) { for (String suffix : SettingsLoaderService.getInstance().getSuffixes()) {
String path = params.directoryName != null ? String path = params.directoryName != null ?
params.directoryName + '-' + fileNameWithoutSuffix + suffix : fileNameWithoutSuffix + suffix; params.directoryName + '-' + fileNameWithoutSuffix + suffix : fileNameWithoutSuffix + suffix;
@ -215,7 +217,7 @@ public class ConfigLoader {
if (logger != null) { if (logger != null) {
logger.info("found resource: " + path); logger.info("found resource: " + path);
} }
Settings.Builder streamSettings = createSettingsFromStream(inputStream, suffix); SettingsBuilder streamSettings = createSettingsFromStream(inputStream, suffix);
if (streamSettings != null) { if (streamSettings != null) {
settings.put(streamSettings.build()); settings.put(streamSettings.build());
} }
@ -224,8 +226,8 @@ public class ConfigLoader {
return settings.isEmpty() ? null : settings; return settings.isEmpty() ? null : settings;
} }
private Settings.Builder createSettingsFromStream(InputStream inputStream, private SettingsBuilder createSettingsFromStream(InputStream inputStream,
String suffix) throws ConfigException { String suffix) throws ConfigException {
if (inputStream == null) { if (inputStream == null) {
if (logger != null) { if (logger != null) {
logger.error("unable to open input stream"); logger.error("unable to open input stream");
@ -235,8 +237,8 @@ public class ConfigLoader {
return createSettingsFromReader(new InputStreamReader(inputStream, StandardCharsets.UTF_8), suffix); return createSettingsFromReader(new InputStreamReader(inputStream, StandardCharsets.UTF_8), suffix);
} }
private Settings.Builder createSettingsFromReader(Reader reader, private SettingsBuilder createSettingsFromReader(Reader reader,
String suffix) throws ConfigException { String suffix) throws ConfigException {
if (reader == null) { if (reader == null) {
if (logger != null) { if (logger != null) {
logger.error("unable to open reader"); logger.error("unable to open reader");
@ -245,7 +247,7 @@ public class ConfigLoader {
} }
SettingsLoader settingsLoader = SettingsLoaderService.getInstance().loaderFromResource(suffix); SettingsLoader settingsLoader = SettingsLoaderService.getInstance().loaderFromResource(suffix);
if (settingsLoader != null) { if (settingsLoader != null) {
Settings.Builder settings; SettingsBuilder settings;
try (BufferedReader bufferedReader = new BufferedReader(reader)) { try (BufferedReader bufferedReader = new BufferedReader(reader)) {
String content = bufferedReader.lines().collect(Collectors.joining("\n")); String content = bufferedReader.lines().collect(Collectors.joining("\n"));
settings = Settings.settingsBuilder().put(settingsLoader.load(content)); settings = Settings.settingsBuilder().put(settingsLoader.load(content));
@ -261,8 +263,8 @@ public class ConfigLoader {
return null; return null;
} }
private Settings.Builder overrideFromProperties(ConfigParams params, private SettingsBuilder overrideFromProperties(ConfigParams params,
Settings.Builder settings) { SettingsBuilder settings) {
for (String key : settings.map().keySet()) { for (String key : settings.map().keySet()) {
String value = System.getProperty(params.directoryName != null ? params.directoryName + '.' + key : key); String value = System.getProperty(params.directoryName != null ? params.directoryName + '.' + key : key);
if (value != null) { if (value != null) {
@ -282,7 +284,7 @@ public class ConfigLoader {
} }
if (params.directoryName != null) { if (params.directoryName != null) {
list.add(params.directoryName + '-' + fileNameWithoutSuffix + "." + suffix); list.add(params.directoryName + '-' + fileNameWithoutSuffix + "." + suffix);
list.add(xdgConfigHome + '/' + params.directoryName + '/' + fileNameWithoutSuffix + "." +suffix); list.add(xdgConfigHome + '/' + params.directoryName + '/' + fileNameWithoutSuffix + "." + suffix);
list.add("/etc/" + params.directoryName + '/' + fileNameWithoutSuffix + "." + suffix); list.add("/etc/" + params.directoryName + '/' + fileNameWithoutSuffix + "." + suffix);
} else { } else {
list.add(fileNameWithoutSuffix + "." + suffix); list.add(fileNameWithoutSuffix + "." + suffix);

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@ -1,7 +1,6 @@
package org.xbib.content.config; package org.xbib.content.config;
import org.xbib.content.settings.datastructures.Settings; import org.xbib.content.settings.datastructures.DatastructureSettings;
import java.io.IOException; import java.io.IOException;
import java.io.Reader; import java.io.Reader;
import java.util.ArrayList; import java.util.ArrayList;
@ -26,7 +25,7 @@ public class ConfigParams implements Comparable<ConfigParams> {
final List<SuffixedReader> reader = new ArrayList<>(); final List<SuffixedReader> reader = new ArrayList<>();
final List<Settings> settings = new ArrayList<>(); final List<DatastructureSettings> settings = new ArrayList<>();
List<String> args = null; List<String> args = null;
@ -77,7 +76,7 @@ public class ConfigParams implements Comparable<ConfigParams> {
return this; return this;
} }
public ConfigParams withSettings(Settings settings) { public ConfigParams withSettings(DatastructureSettings settings) {
this.settings.add(settings); this.settings.add(settings);
return this; return this;
} }

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@ -1,17 +1,13 @@
package org.xbib.content.config.test; package org.xbib.content.config.test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Test;
import org.xbib.content.Settings;
import org.xbib.content.config.ConfigLoader; import org.xbib.content.config.ConfigLoader;
import org.xbib.content.config.ConfigParams; import org.xbib.content.config.ConfigParams;
import org.xbib.content.settings.datastructures.Settings;
import java.io.IOException; import java.io.IOException;
import java.io.Reader; import java.io.Reader;
import java.io.StringReader; import java.io.StringReader;
import java.util.logging.Level;
import java.util.logging.Logger;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class ConfigLoaderTest { public class ConfigLoaderTest {
@ -33,13 +29,4 @@ public class ConfigLoaderTest {
assertEquals("world2", settings.get("hello2")); assertEquals("world2", settings.get("hello2"));
} }
@Test
public void configInterlibraryTest() {
Settings settings = ConfigLoader.getInstance()
.load(new ConfigParams()
.withDirectoryName("interlibrary")
.withFileNamesWithoutSuffix("test"));
Logger.getAnonymousLogger().log(Level.INFO, settings.getAsMap().toString());
}
} }

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@ -0,0 +1,4 @@
/**
* Test classes for content config.
*/
package org.xbib.content.config.test;

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@ -1,16 +1,10 @@
import org.xbib.content.XContent; import org.xbib.content.XContent;
import org.xbib.content.SettingsLoader;
import org.xbib.content.properties.PropertiesSettingsLoader;
module org.xbib.content.core { module org.xbib.content.core {
uses XContent; uses XContent;
uses SettingsLoader;
exports org.xbib.content.io; exports org.xbib.content.io;
exports org.xbib.content.properties;
exports org.xbib.content.util.geo; exports org.xbib.content.util.geo;
exports org.xbib.content.util.unit;
exports org.xbib.content.core; exports org.xbib.content.core;
requires transitive org.xbib.content; requires transitive org.xbib.content.api;
requires com.fasterxml.jackson.core; requires com.fasterxml.jackson.core;
provides SettingsLoader with PropertiesSettingsLoader;
} }

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@ -8,7 +8,6 @@ import org.xbib.content.XContentParser;
import org.xbib.content.io.BytesReference; import org.xbib.content.io.BytesReference;
import org.xbib.content.io.BytesStreamOutput; import org.xbib.content.io.BytesStreamOutput;
import org.xbib.content.util.geo.GeoPoint; import org.xbib.content.util.geo.GeoPoint;
import java.io.IOException; import java.io.IOException;
import java.io.OutputStream; import java.io.OutputStream;
import java.math.BigDecimal; import java.math.BigDecimal;
@ -136,6 +135,7 @@ public final class DefaultXContentBuilder implements XContentBuilder {
return this; return this;
} }
@Override
public XContentBuilder field(String name, Integer value) throws IOException { public XContentBuilder field(String name, Integer value) throws IOException {
field(name); field(name);
if (value == null) { if (value == null) {
@ -146,6 +146,7 @@ public final class DefaultXContentBuilder implements XContentBuilder {
return this; return this;
} }
@Override
public XContentBuilder field(String name, int value) throws IOException { public XContentBuilder field(String name, int value) throws IOException {
field(name); field(name);
generator.writeNumber(value); generator.writeNumber(value);
@ -289,6 +290,7 @@ public final class DefaultXContentBuilder implements XContentBuilder {
return this; return this;
} }
@Override
public XContentBuilder field(String name, int... value) throws IOException { public XContentBuilder field(String name, int... value) throws IOException {
startArray(name); startArray(name);
for (Object o : value) { for (Object o : value) {
@ -505,6 +507,7 @@ public final class DefaultXContentBuilder implements XContentBuilder {
return this; return this;
} }
@Override
public XContentBuilder value(byte[] value) throws IOException { public XContentBuilder value(byte[] value) throws IOException {
if (value == null) { if (value == null) {
return nullValue(); return nullValue();

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@ -5,7 +5,6 @@ import org.xbib.content.XContentBuilder;
import org.xbib.content.XContentGenerator; import org.xbib.content.XContentGenerator;
import org.xbib.content.XContentParser; import org.xbib.content.XContentParser;
import org.xbib.content.io.BytesReference; import org.xbib.content.io.BytesReference;
import java.io.IOException; import java.io.IOException;
import java.io.Reader; import java.io.Reader;
import java.util.Map; import java.util.Map;

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@ -3,7 +3,6 @@ package org.xbib.content.core;
import org.xbib.content.XContent; import org.xbib.content.XContent;
import org.xbib.content.XContentBuilder; import org.xbib.content.XContentBuilder;
import org.xbib.content.io.BytesArray; import org.xbib.content.io.BytesArray;
import java.io.IOException; import java.io.IOException;
import java.nio.charset.StandardCharsets; import java.nio.charset.StandardCharsets;
import java.util.HashMap; import java.util.HashMap;

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@ -1,4 +0,0 @@
/**
* Classes for properties-based content.
*/
package org.xbib.content.properties;

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@ -1,233 +0,0 @@
package org.xbib.content.util.unit;
/**
* A {@code SizeUnit} represents size at a given unit of
* granularity and provides utility methods to convert across units.
* A {@code SizeUnit} does not maintain size information, but only
* helps organize and use size representations that may be maintained
* separately across various contexts.
*/
public enum ByteSizeUnit {
BYTES {
@Override
public long toBytes(long size) {
return size;
}
@Override
public long toKB(long size) {
return size / (C1 / C0);
}
@Override
public long toMB(long size) {
return size / (C2 / C0);
}
@Override
public long toGB(long size) {
return size / (C3 / C0);
}
@Override
public long toTB(long size) {
return size / (C4 / C0);
}
@Override
public long toPB(long size) {
return size / (C5 / C0);
}
},
KB {
@Override
public long toBytes(long size) {
return x(size, C1 / C0, MAX / (C1 / C0));
}
@Override
public long toKB(long size) {
return size;
}
@Override
public long toMB(long size) {
return size / (C2 / C1);
}
@Override
public long toGB(long size) {
return size / (C3 / C1);
}
@Override
public long toTB(long size) {
return size / (C4 / C1);
}
@Override
public long toPB(long size) {
return size / (C5 / C1);
}
},
MB {
@Override
public long toBytes(long size) {
return x(size, C2 / C0, MAX / (C2 / C0));
}
@Override
public long toKB(long size) {
return x(size, C2 / C1, MAX / (C2 / C1));
}
@Override
public long toMB(long size) {
return size;
}
@Override
public long toGB(long size) {
return size / (C3 / C2);
}
@Override
public long toTB(long size) {
return size / (C4 / C2);
}
@Override
public long toPB(long size) {
return size / (C5 / C2);
}
},
GB {
@Override
public long toBytes(long size) {
return x(size, C3 / C0, MAX / (C3 / C0));
}
@Override
public long toKB(long size) {
return x(size, C3 / C1, MAX / (C3 / C1));
}
@Override
public long toMB(long size) {
return x(size, C3 / C2, MAX / (C3 / C2));
}
@Override
public long toGB(long size) {
return size;
}
@Override
public long toTB(long size) {
return size / (C4 / C3);
}
@Override
public long toPB(long size) {
return size / (C5 / C3);
}
},
TB {
@Override
public long toBytes(long size) {
return x(size, C4 / C0, MAX / (C4 / C0));
}
@Override
public long toKB(long size) {
return x(size, C4 / C1, MAX / (C4 / C1));
}
@Override
public long toMB(long size) {
return x(size, C4 / C2, MAX / (C4 / C2));
}
@Override
public long toGB(long size) {
return x(size, C4 / C3, MAX / (C4 / C3));
}
@Override
public long toTB(long size) {
return size;
}
@Override
public long toPB(long size) {
return size / (C5 / C4);
}
},
PB {
@Override
public long toBytes(long size) {
return x(size, C5 / C0, MAX / (C5 / C0));
}
@Override
public long toKB(long size) {
return x(size, C5 / C1, MAX / (C5 / C1));
}
@Override
public long toMB(long size) {
return x(size, C5 / C2, MAX / (C5 / C2));
}
@Override
public long toGB(long size) {
return x(size, C5 / C3, MAX / (C5 / C3));
}
@Override
public long toTB(long size) {
return x(size, C5 / C4, MAX / (C5 / C4));
}
@Override
public long toPB(long size) {
return size;
}
};
static final long C0 = 1L;
static final long C1 = C0 * 1024L;
static final long C2 = C1 * 1024L;
static final long C3 = C2 * 1024L;
static final long C4 = C3 * 1024L;
static final long C5 = C4 * 1024L;
static final long MAX = Long.MAX_VALUE;
/**
* Scale d by m, checking for overflow.
* This has a short name to make above code more readable.
*/
static long x(long d, long m, long over) {
if (d > over) {
return Long.MAX_VALUE;
}
if (d < -over) {
return Long.MIN_VALUE;
}
return d * m;
}
public abstract long toBytes(long size);
public abstract long toKB(long size);
public abstract long toMB(long size);
public abstract long toGB(long size);
public abstract long toTB(long size);
public abstract long toPB(long size);
}

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@ -1,228 +0,0 @@
package org.xbib.content.util.unit;
import java.util.Locale;
/**
*
*/
public class ByteSizeValue {
private long size;
private ByteSizeUnit sizeUnit;
private ByteSizeValue() {
}
public ByteSizeValue(long size, ByteSizeUnit sizeUnit) {
this.size = size;
this.sizeUnit = sizeUnit;
}
/**
* Format the double value with a single decimal points, trimming trailing '.0'.
* @param value value
* @param suffix suffix
* @return formatted decimal
*/
public static String format1Decimals(double value, String suffix) {
String p = String.valueOf(value);
int ix = p.indexOf('.') + 1;
int ex = p.indexOf('E');
char fraction = p.charAt(ix);
if (fraction == '0') {
if (ex != -1) {
return p.substring(0, ix - 1) + p.substring(ex) + suffix;
} else {
return p.substring(0, ix - 1) + suffix;
}
} else {
if (ex != -1) {
return p.substring(0, ix) + fraction + p.substring(ex) + suffix;
} else {
return p.substring(0, ix) + fraction + suffix;
}
}
}
public static ByteSizeValue parseBytesSizeValue(String sValue) {
return parseBytesSizeValue(sValue, null);
}
public static ByteSizeValue parseBytesSizeValue(String sValue, ByteSizeValue defaultValue) {
if (sValue == null) {
return defaultValue;
}
long bytes;
try {
String lastTwoChars = sValue.substring(sValue.length() - Math.min(2, sValue.length())).toLowerCase(Locale.ROOT);
if (lastTwoChars.endsWith("k")) {
bytes = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 1)) * ByteSizeUnit.C1);
} else if (lastTwoChars.endsWith("kb")) {
bytes = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 2)) * ByteSizeUnit.C1);
} else if (lastTwoChars.endsWith("m")) {
bytes = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 1)) * ByteSizeUnit.C2);
} else if (lastTwoChars.endsWith("mb")) {
bytes = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 2)) * ByteSizeUnit.C2);
} else if (lastTwoChars.endsWith("g")) {
bytes = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 1)) * ByteSizeUnit.C3);
} else if (lastTwoChars.endsWith("gb")) {
bytes = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 2)) * ByteSizeUnit.C3);
} else if (lastTwoChars.endsWith("t")) {
bytes = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 1)) * ByteSizeUnit.C4);
} else if (lastTwoChars.endsWith("tb")) {
bytes = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 2)) * ByteSizeUnit.C4);
} else if (lastTwoChars.endsWith("p")) {
bytes = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 1)) * ByteSizeUnit.C5);
} else if (lastTwoChars.endsWith("pb")) {
bytes = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 2)) * ByteSizeUnit.C5);
} else if (lastTwoChars.endsWith("b")) {
bytes = Long.parseLong(sValue.substring(0, sValue.length() - 1));
} else {
bytes = Long.parseLong(sValue);
}
} catch (NumberFormatException e) {
return defaultValue;
}
return new ByteSizeValue(bytes, ByteSizeUnit.BYTES);
}
public int bytesAsInt() throws IllegalArgumentException {
long bytes = bytes();
if (bytes > Integer.MAX_VALUE) {
throw new IllegalArgumentException("size [" + toString() + "] is bigger than max int");
}
return (int) bytes;
}
public long bytes() {
return sizeUnit.toBytes(size);
}
public long getBytes() {
return bytes();
}
public long kb() {
return sizeUnit.toKB(size);
}
public long getKb() {
return kb();
}
public long mb() {
return sizeUnit.toMB(size);
}
public long getMb() {
return mb();
}
public long gb() {
return sizeUnit.toGB(size);
}
public long getGb() {
return gb();
}
public long tb() {
return sizeUnit.toTB(size);
}
public long getTb() {
return tb();
}
public long pb() {
return sizeUnit.toPB(size);
}
public long getPb() {
return pb();
}
public double kbFrac() {
return ((double) bytes()) / ByteSizeUnit.C1;
}
public double getKbFrac() {
return kbFrac();
}
public double mbFrac() {
return ((double) bytes()) / ByteSizeUnit.C2;
}
public double getMbFrac() {
return mbFrac();
}
public double gbFrac() {
return ((double) bytes()) / ByteSizeUnit.C3;
}
public double getGbFrac() {
return gbFrac();
}
public double tbFrac() {
return ((double) bytes()) / ByteSizeUnit.C4;
}
public double getTbFrac() {
return tbFrac();
}
public double pbFrac() {
return ((double) bytes()) / ByteSizeUnit.C5;
}
public double getPbFrac() {
return pbFrac();
}
@Override
public String toString() {
long bytes = bytes();
double value = bytes;
String suffix = "b";
if (bytes >= ByteSizeUnit.C5) {
value = pbFrac();
suffix = "pb";
} else if (bytes >= ByteSizeUnit.C4) {
value = tbFrac();
suffix = "tb";
} else if (bytes >= ByteSizeUnit.C3) {
value = gbFrac();
suffix = "gb";
} else if (bytes >= ByteSizeUnit.C2) {
value = mbFrac();
suffix = "mb";
} else if (bytes >= ByteSizeUnit.C1) {
value = kbFrac();
suffix = "kb";
}
return format1Decimals(value, suffix);
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
ByteSizeValue sizeValue = (ByteSizeValue) o;
return size == sizeValue.size && sizeUnit == sizeValue.sizeUnit;
}
@Override
public int hashCode() {
int result = (int) (size ^ (size >>> 32));
result = 31 * result + (sizeUnit != null ? sizeUnit.hashCode() : 0);
return result;
}
}

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@ -1,229 +0,0 @@
package org.xbib.content.util.unit;
/**
*
*/
public enum SizeUnit {
SCALAR {
@Override
public long toScalar(long size) {
return size;
}
@Override
public long toKilo(long size) {
return size / (C1 / C0);
}
@Override
public long toMega(long size) {
return size / (C2 / C0);
}
@Override
public long toGiga(long size) {
return size / (C3 / C0);
}
@Override
public long toTera(long size) {
return size / (C4 / C0);
}
@Override
public long toPeta(long size) {
return size / (C5 / C0);
}
},
KILO {
@Override
public long toScalar(long size) {
return x(size, C1 / C0, MAX / (C1 / C0));
}
@Override
public long toKilo(long size) {
return size;
}
@Override
public long toMega(long size) {
return size / (C2 / C1);
}
@Override
public long toGiga(long size) {
return size / (C3 / C1);
}
@Override
public long toTera(long size) {
return size / (C4 / C1);
}
@Override
public long toPeta(long size) {
return size / (C5 / C1);
}
},
MEGA {
@Override
public long toScalar(long size) {
return x(size, C2 / C0, MAX / (C2 / C0));
}
@Override
public long toKilo(long size) {
return x(size, C2 / C1, MAX / (C2 / C1));
}
@Override
public long toMega(long size) {
return size;
}
@Override
public long toGiga(long size) {
return size / (C3 / C2);
}
@Override
public long toTera(long size) {
return size / (C4 / C2);
}
@Override
public long toPeta(long size) {
return size / (C5 / C2);
}
},
GIGA {
@Override
public long toScalar(long size) {
return x(size, C3 / C0, MAX / (C3 / C0));
}
@Override
public long toKilo(long size) {
return x(size, C3 / C1, MAX / (C3 / C1));
}
@Override
public long toMega(long size) {
return x(size, C3 / C2, MAX / (C3 / C2));
}
@Override
public long toGiga(long size) {
return size;
}
@Override
public long toTera(long size) {
return size / (C4 / C3);
}
@Override
public long toPeta(long size) {
return size / (C5 / C3);
}
},
TERA {
@Override
public long toScalar(long size) {
return x(size, C4 / C0, MAX / (C4 / C0));
}
@Override
public long toKilo(long size) {
return x(size, C4 / C1, MAX / (C4 / C1));
}
@Override
public long toMega(long size) {
return x(size, C4 / C2, MAX / (C4 / C2));
}
@Override
public long toGiga(long size) {
return x(size, C4 / C3, MAX / (C4 / C3));
}
@Override
public long toTera(long size) {
return size;
}
@Override
public long toPeta(long size) {
return size / (C5 / C0);
}
},
PETA {
@Override
public long toScalar(long size) {
return x(size, C5 / C0, MAX / (C5 / C0));
}
@Override
public long toKilo(long size) {
return x(size, C5 / C1, MAX / (C5 / C1));
}
@Override
public long toMega(long size) {
return x(size, C5 / C2, MAX / (C5 / C2));
}
@Override
public long toGiga(long size) {
return x(size, C5 / C3, MAX / (C5 / C3));
}
@Override
public long toTera(long size) {
return x(size, C5 / C4, MAX / (C5 / C4));
}
@Override
public long toPeta(long size) {
return size;
}
};
static final long C0 = 1L;
static final long C1 = C0 * 1000L;
static final long C2 = C1 * 1000L;
static final long C3 = C2 * 1000L;
static final long C4 = C3 * 1000L;
static final long C5 = C4 * 1000L;
static final long MAX = Long.MAX_VALUE;
/**
* Scale d by m, checking for overflow.
* This has a short name to make above code more readable.
*/
static long x(long d, long m, long over) {
if (d > over) {
return Long.MAX_VALUE;
}
if (d < -over) {
return Long.MIN_VALUE;
}
return d * m;
}
public abstract long toScalar(long size);
public abstract long toKilo(long size);
public abstract long toMega(long size);
public abstract long toGiga(long size);
public abstract long toTera(long size);
public abstract long toPeta(long size);
}

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@ -1,259 +0,0 @@
package org.xbib.content.util.unit;
import java.util.concurrent.TimeUnit;
/**
*
*/
public class TimeValue {
private static final long C0 = 1L;
private static final long C1 = C0 * 1000L;
private static final long C2 = C1 * 1000L;
private static final long C3 = C2 * 1000L;
private static final long C4 = C3 * 60L;
private static final long C5 = C4 * 60L;
private static final long C6 = C5 * 24L;
private long duration;
private TimeUnit timeUnit;
private TimeValue() {
}
public TimeValue(long millis) {
this(millis, TimeUnit.MILLISECONDS);
}
public TimeValue(long duration, TimeUnit timeUnit) {
this.duration = duration;
this.timeUnit = timeUnit;
}
public static TimeValue timeValueNanos(long nanos) {
return new TimeValue(nanos, TimeUnit.NANOSECONDS);
}
public static TimeValue timeValueMillis(long millis) {
return new TimeValue(millis, TimeUnit.MILLISECONDS);
}
public static TimeValue timeValueSeconds(long seconds) {
return new TimeValue(seconds, TimeUnit.SECONDS);
}
public static TimeValue timeValueMinutes(long minutes) {
return new TimeValue(minutes, TimeUnit.MINUTES);
}
public static TimeValue timeValueHours(long hours) {
return new TimeValue(hours, TimeUnit.HOURS);
}
/**
* Format the double value with a single decimal points, trimming trailing '.0'.
*
* @param value value
* @param suffix suffix
* @return string
*/
public static String format1Decimals(double value, String suffix) {
String p = String.valueOf(value);
int ix = p.indexOf('.') + 1;
int ex = p.indexOf('E');
char fraction = p.charAt(ix);
if (fraction == '0') {
if (ex != -1) {
return p.substring(0, ix - 1) + p.substring(ex) + suffix;
} else {
return p.substring(0, ix - 1) + suffix;
}
} else {
if (ex != -1) {
return p.substring(0, ix) + fraction + p.substring(ex) + suffix;
} else {
return p.substring(0, ix) + fraction + suffix;
}
}
}
public static TimeValue parseTimeValue(String sValue, TimeValue defaultValue) {
if (sValue == null) {
return defaultValue;
}
long millis;
if (sValue.endsWith("S")) {
millis = Long.parseLong(sValue.substring(0, sValue.length() - 1));
} else if (sValue.endsWith("ms")) {
millis = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 2)));
} else if (sValue.endsWith("s")) {
millis = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 1)) * 1000);
} else if (sValue.endsWith("m")) {
millis = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 1)) * 60 * 1000);
} else if (sValue.endsWith("H") || sValue.endsWith("h")) {
millis = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 1)) * 60 * 60 * 1000);
} else if (sValue.endsWith("d")) {
millis = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 1)) * 24 * 60 * 60 * 1000);
} else if (sValue.endsWith("w")) {
millis = (long) (Double.parseDouble(sValue.substring(0, sValue.length() - 1)) * 7 * 24 * 60 * 60 * 1000);
} else {
millis = Long.parseLong(sValue);
}
return new TimeValue(millis, TimeUnit.MILLISECONDS);
}
public long nanos() {
return timeUnit.toNanos(duration);
}
public long getNanos() {
return nanos();
}
public long micros() {
return timeUnit.toMicros(duration);
}
public long getMicros() {
return micros();
}
public long millis() {
return timeUnit.toMillis(duration);
}
public long getMillis() {
return millis();
}
public long seconds() {
return timeUnit.toSeconds(duration);
}
public long getSeconds() {
return seconds();
}
public long minutes() {
return timeUnit.toMinutes(duration);
}
public long getMinutes() {
return minutes();
}
public long hours() {
return timeUnit.toHours(duration);
}
public long getHours() {
return hours();
}
public long days() {
return timeUnit.toDays(duration);
}
public long getDays() {
return days();
}
public double microsFrac() {
return ((double) nanos()) / C1;
}
public double getMicrosFrac() {
return microsFrac();
}
public double millisFrac() {
return ((double) nanos()) / C2;
}
public double getMillisFrac() {
return millisFrac();
}
public double secondsFrac() {
return ((double) nanos()) / C3;
}
public double getSecondsFrac() {
return secondsFrac();
}
public double minutesFrac() {
return ((double) nanos()) / C4;
}
public double getMinutesFrac() {
return minutesFrac();
}
public double hoursFrac() {
return ((double) nanos()) / C5;
}
public double getHoursFrac() {
return hoursFrac();
}
public double daysFrac() {
return ((double) nanos()) / C6;
}
public double getDaysFrac() {
return daysFrac();
}
@Override
public String toString() {
if (duration < 0) {
return Long.toString(duration);
}
long nanos = nanos();
if (nanos == 0) {
return "0s";
}
double value = nanos;
String suffix = "nanos";
if (nanos >= C6) {
value = daysFrac();
suffix = "d";
} else if (nanos >= C5) {
value = hoursFrac();
suffix = "h";
} else if (nanos >= C4) {
value = minutesFrac();
suffix = "m";
} else if (nanos >= C3) {
value = secondsFrac();
suffix = "s";
} else if (nanos >= C2) {
value = millisFrac();
suffix = "ms";
} else if (nanos >= C1) {
value = microsFrac();
suffix = "micros";
}
return format1Decimals(value, suffix);
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
TimeValue timeValue = (TimeValue) o;
return duration == timeValue.duration && timeUnit == timeValue.timeUnit;
}
@Override
public int hashCode() {
int result = (int) (duration ^ (duration >>> 32));
result = 31 * result + (timeUnit != null ? timeUnit.hashCode() : 0);
return result;
}
}

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@ -1,4 +0,0 @@
/**
* Classes for units.
*/
package org.xbib.content.util.unit;

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@ -1 +0,0 @@
org.xbib.content.properties.PropertiesSettingsLoader

View file

@ -1,9 +1,10 @@
import org.xbib.content.settings.datastructures.SettingsLoader; import org.xbib.content.SettingsLoader;
import org.xbib.content.settings.datastructures.json.JsonSettingsLoader; import org.xbib.content.settings.datastructures.json.JsonSettingsLoader;
module org.xbib.content.settings.datastructures.json { module org.xbib.content.settings.datastructures.json {
exports org.xbib.content.settings.datastructures.json; exports org.xbib.content.settings.datastructures.json;
requires transitive org.xbib.content.settings.datastructures; requires transitive org.xbib.content.settings.datastructures;
requires org.xbib.datastructures.json.tiny; requires org.xbib.datastructures.json.tiny;
uses SettingsLoader;
provides SettingsLoader with JsonSettingsLoader; provides SettingsLoader with JsonSettingsLoader;
} }

View file

@ -1,8 +1,8 @@
package org.xbib.content.settings.datastructures.json.test; package org.xbib.content.settings.datastructures.json.test;
import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Test;
import org.xbib.content.settings.datastructures.Settings; import org.xbib.content.Settings;
import org.xbib.content.settings.datastructures.SettingsLoader; import org.xbib.content.SettingsLoader;
import org.xbib.content.settings.datastructures.json.JsonSettingsLoader; import org.xbib.content.settings.datastructures.json.JsonSettingsLoader;
import java.io.IOException; import java.io.IOException;
import java.util.Arrays; import java.util.Arrays;

View file

@ -1,9 +1,10 @@
import org.xbib.content.settings.datastructures.SettingsLoader; import org.xbib.content.SettingsLoader;
import org.xbib.content.settings.datastructures.yaml.YamlSettingsLoader; import org.xbib.content.settings.datastructures.yaml.YamlSettingsLoader;
module org.xbib.content.settings.datastructures.yaml { module org.xbib.content.settings.datastructures.yaml {
exports org.xbib.content.settings.datastructures.yaml; exports org.xbib.content.settings.datastructures.yaml;
requires transitive org.xbib.content.settings.datastructures; requires transitive org.xbib.content.settings.datastructures;
requires org.xbib.datastructures.yaml.tiny; requires org.xbib.datastructures.yaml.tiny;
uses SettingsLoader;
provides SettingsLoader with YamlSettingsLoader; provides SettingsLoader with YamlSettingsLoader;
} }

View file

@ -3,8 +3,8 @@ package org.xbib.content.settings.datastructures.yaml.test;
import static org.junit.jupiter.api.Assertions.assertEquals; import static org.junit.jupiter.api.Assertions.assertEquals;
import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Test;
import org.xbib.content.settings.datastructures.Settings; import org.xbib.content.Settings;
import org.xbib.content.settings.datastructures.SettingsLoader; import org.xbib.content.SettingsLoader;
import org.xbib.content.settings.datastructures.yaml.YamlSettingsLoader; import org.xbib.content.settings.datastructures.yaml.YamlSettingsLoader;
import java.io.IOException; import java.io.IOException;
import java.util.Arrays; import java.util.Arrays;

View file

@ -1,4 +1,4 @@
dependencies { dependencies {
api "org.xbib:datastructures-api:${project.property('xbib-datastructures.version')}" api project(':content-api')
api "org.xbib:datastructures-tiny:${project.property('xbib-datastructures.version')}" api "org.xbib:datastructures-tiny:${project.property('xbib-datastructures.version')}"
} }

View file

@ -1,11 +1,15 @@
import org.xbib.content.SettingsBuilder;
import org.xbib.content.SettingsLoader;
import org.xbib.content.settings.datastructures.DatastructureSettingsBuilder;
import org.xbib.content.settings.datastructures.PropertiesSettingsLoader; import org.xbib.content.settings.datastructures.PropertiesSettingsLoader;
import org.xbib.content.settings.datastructures.SettingsLoader;
module org.xbib.content.settings.datastructures { module org.xbib.content.settings.datastructures {
uses SettingsLoader; uses SettingsLoader;
provides SettingsLoader with PropertiesSettingsLoader; provides SettingsLoader with PropertiesSettingsLoader;
uses SettingsBuilder;
provides SettingsBuilder with DatastructureSettingsBuilder;
exports org.xbib.content.settings.datastructures; exports org.xbib.content.settings.datastructures;
requires transitive org.xbib.content.api;
requires org.xbib.datastructures.tiny; requires org.xbib.datastructures.tiny;
requires transitive org.xbib.datastructures.api; requires transitive org.xbib.datastructures.api;
requires transitive java.sql;
} }

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package org.xbib.content.settings.datastructures; package org.xbib.content.settings.datastructures;
import org.xbib.content.SettingsLoader;
import org.xbib.datastructures.api.Builder; import org.xbib.datastructures.api.Builder;
import org.xbib.datastructures.api.DataStructure; import org.xbib.datastructures.api.DataStructure;
import org.xbib.datastructures.api.ListNode; import org.xbib.datastructures.api.ListNode;

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package org.xbib.content.settings.datastructures;
import org.xbib.content.Settings;
import org.xbib.content.SettingsException;
import org.xbib.datastructures.api.ByteSizeValue;
import org.xbib.datastructures.api.TimeValue;
import org.xbib.datastructures.tiny.TinyMap;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
public class DatastructureSettings implements Settings {
private static final String[] EMPTY_ARRAY = new String[0];
private final TinyMap<String, String> map;
protected DatastructureSettings(TinyMap<String, String> map) {
this.map = map;
}
public static DatastructureSettings fromMap(Map<String, Object> map) {
DatastructureSettingsBuilder builder = new DatastructureSettingsBuilder();
for (Map.Entry<String, Object> entry : map.entrySet()) {
builder.put(entry.getKey(), entry.getValue() != null ? entry.getValue().toString() : null);
}
return builder.build();
}
public static void toMap(DatastructureSettings settings, Map<String, Object> map) {
for (String key : settings.getAsMap().keySet()) {
map.put(key, settings.get(key));
}
}
public static String[] splitStringByCommaToArray(final String s) {
return splitStringToArray(s, ',');
}
public static String[] splitStringToArray(final String s, final char c) {
if (s.length() == 0) {
return EMPTY_ARRAY;
}
final char[] chars = s.toCharArray();
int count = 1;
for (final char x : chars) {
if (x == c) {
count++;
}
}
final String[] result = new String[count];
final int len = chars.length;
int start = 0;
int pos = 0;
int i = 0;
for (; pos < len; pos++) {
if (chars[pos] == c) {
int size = pos - start;
if (size > 0) {
result[i++] = new String(chars, start, size);
}
start = pos + 1;
}
}
int size = pos - start;
if (size > 0) {
result[i++] = new String(chars, start, size);
}
if (i != count) {
String[] result1 = new String[i];
System.arraycopy(result, 0, result1, 0, i);
return result1;
}
return result;
}
@Override
public Map<String, String> getAsMap() {
return this.map;
}
@Override
public Map<String, Object> getAsStructuredMap() {
TinyMap.Builder<String, Object> stringObjectMap = TinyMap.builder();
for (String key : map.keySet()) {
String value = map.get(key);
processSetting(stringObjectMap, "", key, value);
}
for (String key : stringObjectMap.keySet()) {
Object object = stringObjectMap.get(key);
if (object instanceof Map) {
@SuppressWarnings("unchecked")
Map<String, Object> valMap = (Map<String, Object>) object;
stringObjectMap.put(key, convertMapsToArrays(valMap));
}
}
return stringObjectMap.build();
}
@Override
public Settings getByPrefix(String prefix) {
DatastructureSettingsBuilder builder = new DatastructureSettingsBuilder();
for (String key : map.keySet()) {
String value = map.get(key);
if (key.startsWith(prefix)) {
if (key.length() < prefix.length()) {
continue;
}
builder.put(key.substring(prefix.length()), value);
}
}
return builder.build();
}
@Override
public Settings getAsSettings(String setting) {
return getByPrefix(setting + ".");
}
@Override
public boolean containsSetting(String setting) {
if (map.containsKey(setting)) {
return true;
}
for (String key : map.keySet()) {
if (key.startsWith(setting)) {
return true;
}
}
return false;
}
@Override
public String get(String setting) {
return map.get(setting);
}
@Override
public String get(String setting, String defaultValue) {
String s = map.get(setting);
return s == null ? defaultValue : s;
}
@Override
public Float getAsFloat(String setting, Float defaultValue) {
String s = get(setting);
try {
return s == null ? defaultValue : Float.parseFloat(s);
} catch (NumberFormatException e) {
throw new SettingsException("Failed to parse float setting [" + setting + "] with value [" + s + "]", e);
}
}
@Override
public Double getAsDouble(String setting, Double defaultValue) {
String s = get(setting);
try {
return s == null ? defaultValue : Double.parseDouble(s);
} catch (NumberFormatException e) {
throw new SettingsException("Failed to parse double setting [" + setting + "] with value [" + s + "]", e);
}
}
@Override
public Integer getAsInt(String setting, Integer defaultValue) {
String s = get(setting);
try {
return s == null ? defaultValue : Integer.parseInt(s);
} catch (NumberFormatException e) {
throw new SettingsException("Failed to parse int setting [" + setting + "] with value [" + s + "]", e);
}
}
@Override
public Long getAsLong(String setting, Long defaultValue) {
String s = get(setting);
try {
return s == null ? defaultValue : Long.parseLong(s);
} catch (NumberFormatException e) {
throw new SettingsException("Failed to parse long setting [" + setting + "] with value [" + s + "]", e);
}
}
@Override
public Boolean getAsBoolean(String setting, Boolean defaultValue) {
String value = get(setting);
if (value == null) {
return defaultValue;
}
return !("false".equals(value) || "0".equals(value) || "off".equals(value) || "no".equals(value));
}
@Override
public TimeValue getAsTime(String setting, TimeValue defaultValue) {
return TimeValue.parseTimeValue(get(setting), defaultValue);
}
@Override
public ByteSizeValue getAsBytesSize(String setting, ByteSizeValue defaultValue) {
return ByteSizeValue.parseBytesSizeValue(get(setting), defaultValue);
}
@Override
public String[] getAsArray(String settingPrefix) {
return getAsArray(settingPrefix, EMPTY_ARRAY);
}
@Override
public String[] getAsArray(String settingPrefix, String[] defaultArray) {
List<String> result = new ArrayList<>();
if (get(settingPrefix) != null) {
String[] strings = splitStringByCommaToArray(get(settingPrefix));
if (strings.length > 0) {
for (String string : strings) {
result.add(string.trim());
}
}
}
int counter = 0;
while (true) {
String value = get(settingPrefix + '.' + (counter++));
if (value == null) {
break;
}
result.add(value.trim());
}
if (result.isEmpty()) {
return defaultArray;
}
return result.toArray(new String[0]);
}
@Override
public Map<String, org.xbib.content.Settings> getGroups(String prefix) {
String settingPrefix = prefix;
if (settingPrefix.charAt(settingPrefix.length() - 1) != '.') {
settingPrefix = settingPrefix + ".";
}
// we don't really care that it might happen twice
TinyMap.Builder<String, TinyMap.Builder<String, String>> hashMap = TinyMap.builder();
for (String o : this.map.keySet()) {
if (o.startsWith(settingPrefix)) {
String nameValue = o.substring(settingPrefix.length());
int dotIndex = nameValue.indexOf('.');
if (dotIndex == -1) {
throw new SettingsException("failed to get setting group for ["
+ settingPrefix
+ "] setting prefix and setting [" + o + "] because of a missing '.'");
}
String name = nameValue.substring(0, dotIndex);
String value = nameValue.substring(dotIndex + 1);
Map<String, String> groupSettings = hashMap.computeIfAbsent(name, k -> TinyMap.builder());
groupSettings.put(value, get(o));
}
}
TinyMap.Builder<String, org.xbib.content.Settings> retVal = TinyMap.builder();
for (String key : hashMap.keySet()) {
TinyMap.Builder<String, String> value = hashMap.get(key);
retVal.put(key, new DatastructureSettings(value.build()));
}
return retVal.build();
}
@Override
public boolean equals(Object o) {
return this == o || !(o == null || getClass() != o.getClass()) && map.equals(((DatastructureSettings) o).map);
}
@Override
public int hashCode() {
return map.hashCode();
}
private void processSetting(Map<String, Object> map, String prefix, String setting, String value) {
int prefixLength = setting.indexOf('.');
if (prefixLength == -1) {
@SuppressWarnings("unchecked")
Map<String, Object> innerMap = (Map<String, Object>) map.get(prefix + setting);
if (innerMap != null) {
for (String k : innerMap.keySet()) {
Object v = innerMap.get(k);
map.put(prefix + setting + "." + k, v);
}
}
map.put(prefix + setting, value);
} else {
String key = setting.substring(0, prefixLength);
String rest = setting.substring(prefixLength + 1);
Object existingValue = map.get(prefix + key);
if (existingValue == null) {
Map<String, Object> newMap = TinyMap.builder();
processSetting(newMap, "", rest, value);
map.put(key, newMap);
} else {
if (existingValue instanceof Map) {
@SuppressWarnings("unchecked")
Map<String, Object> innerMap = (Map<String, Object>) existingValue;
processSetting(innerMap, "", rest, value);
map.put(key, innerMap);
} else {
processSetting(map, prefix + key + ".", rest, value);
}
}
}
}
private Object convertMapsToArrays(Map<String, Object> map) {
if (map.isEmpty()) {
return map;
}
boolean isArray = true;
int maxIndex = -1;
for (String key : map.keySet()) {
Object value = map.get(key);
if (isArray) {
try {
int index = Integer.parseInt(key);
if (index >= 0) {
maxIndex = Math.max(maxIndex, index);
} else {
isArray = false;
}
} catch (NumberFormatException ex) {
isArray = false;
}
}
if (value instanceof Map) {
@SuppressWarnings("unchecked")
Map<String, Object> valMap = (Map<String, Object>) value;
map.put(key, convertMapsToArrays(valMap));
}
}
if (isArray && (maxIndex + 1) == map.size()) {
ArrayList<Object> newValue = new ArrayList<>(maxIndex + 1);
for (int i = 0; i <= maxIndex; i++) {
Object obj = map.get(Integer.toString(i));
if (obj == null) {
return map;
}
newValue.add(obj);
}
return newValue;
}
return map;
}
public boolean isEmpty() {
return map.isEmpty();
}
@Override
public void close() throws IOException {
}
}

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package org.xbib.content.settings.datastructures;
import org.xbib.content.PlaceholderResolver;
import org.xbib.content.PropertyPlaceholder;
import org.xbib.content.Settings;
import org.xbib.content.SettingsBuilder;
import org.xbib.content.SettingsException;
import org.xbib.content.SettingsLoader;
import org.xbib.datastructures.tiny.TinyMap;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.nio.file.Path;
import java.time.DateTimeException;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;
/**
*
*/
public class DatastructureSettingsBuilder implements SettingsBuilder {
private final SettingsLoaderService settingsLoaderService = SettingsLoaderService.getInstance();
private final TinyMap.Builder<String, String> map;
public DatastructureSettingsBuilder() {
map = TinyMap.builder();
}
public Map<String, String> map() {
return map;
}
public String remove(String key) {
return map.remove(key);
}
public String get(String key) {
return map.get(key);
}
@Override
public boolean isEmpty() {
return map.isEmpty();
}
/**
* Sets a setting with the provided setting key and value.
*
* @param key The setting key
* @param value The setting value
* @return The builder
*/
@Override
public DatastructureSettingsBuilder put(String key, String value) {
map.put(key, value);
return this;
}
/**
* Sets a setting with the provided setting key and class as value.
*
* @param key The setting key
* @param clazz The setting class value
* @return The builder
*/
@Override
public DatastructureSettingsBuilder put(String key, Class<?> clazz) {
map.put(key, clazz.getName());
return this;
}
/**
* Sets the setting with the provided setting key and the boolean value.
*
* @param setting The setting key
* @param value The boolean value
* @return The builder
*/
@Override
public DatastructureSettingsBuilder put(String setting, boolean value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the int value.
*
* @param setting The setting key
* @param value The int value
* @return The builder
*/
@Override
public DatastructureSettingsBuilder put(String setting, int value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the long value.
*
* @param setting The setting key
* @param value The long value
* @return The builder
*/
@Override
public DatastructureSettingsBuilder put(String setting, long value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the float value.
*
* @param setting The setting key
* @param value The float value
* @return The builder
*/
@Override
public DatastructureSettingsBuilder put(String setting, float value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the double value.
*
* @param setting The setting key
* @param value The double value
* @return The builder
*/
@Override
public DatastructureSettingsBuilder put(String setting, double value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and an array of values.
*
* @param setting The setting key
* @param values The values
* @return The builder
*/
@Override
public DatastructureSettingsBuilder putArray(String setting, String... values) {
remove(setting);
int counter = 0;
while (true) {
String value = map.remove(setting + '.' + (counter++));
if (value == null) {
break;
}
}
for (int i = 0; i < values.length; i++) {
put(setting + '.' + i, values[i]);
}
return this;
}
/**
* Sets the setting with the provided setting key and an array of values.
*
* @param setting The setting key
* @param values The values
* @return The builder
*/
@Override
public DatastructureSettingsBuilder putArray(String setting, List<String> values) {
remove(setting);
int counter = 0;
while (true) {
String value = map.remove(setting + '.' + (counter++));
if (value == null) {
break;
}
}
for (int i = 0; i < values.size(); i++) {
put(setting + '.' + i, values.get(i));
}
return this;
}
/**
* Sets the setting group.
*
* @param settingPrefix setting prefix
* @param groupName group name
* @param settings settings
* @param values values
* @return a builder
* @throws SettingsException if setting fails
*/
@Override
public DatastructureSettingsBuilder put(String settingPrefix, String groupName, String[] settings, String[] values)
throws SettingsException {
if (settings.length != values.length) {
throw new SettingsException("the settings length must match the value length");
}
for (int i = 0; i < settings.length; i++) {
if (values[i] == null) {
continue;
}
put(settingPrefix + "" + groupName + "." + settings[i], values[i]);
}
return this;
}
/**
* Sets all the provided settings.
*
* @param settings settings
* @return builder
*/
@Override
public DatastructureSettingsBuilder put(Settings settings) {
map.putAll(settings.getAsMap());
return this;
}
/**
* Sets all the provided settings.
*
* @param settings settings
* @return a builder
*/
@Override
public DatastructureSettingsBuilder put(Map<String, String> settings) {
map.putAll(settings);
return this;
}
/**
* Loads settings from the actual string content that represents them using the
* {@link SettingsLoaderService#loaderFromString(String)}.
*
* @param source source
* @return builder
*/
@Override
public DatastructureSettingsBuilder loadFromString(String source) {
SettingsLoader settingsLoader = settingsLoaderService.loaderFromString(source);
try {
Map<String, String> loadedSettings = settingsLoader.load(source);
put(loadedSettings);
} catch (Exception e) {
throw new SettingsException("failed to load settings from [" + source + "]", e);
}
return this;
}
/**
* Loads settings from a resource.
*
* @param resourceName resource name
* @param inputStream input stream
* @return builder
*/
@Override
public DatastructureSettingsBuilder loadFromResource(String resourceName, InputStream inputStream) throws SettingsException {
SettingsLoader settingsLoader = settingsLoaderService.loaderFromResource(resourceName);
try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream, StandardCharsets.UTF_8))) {
Map<String, String> loadedSettings = settingsLoader.load(bufferedReader.lines().collect(Collectors.joining()));
put(loadedSettings);
} catch (Exception e) {
throw new SettingsException("failed to load settings from [" + resourceName + "]", e);
}
return this;
}
/**
* Load system properties to this settings.
*
* @return builder
*/
@Override
public DatastructureSettingsBuilder loadFromSystemProperties() {
for (Map.Entry<Object, Object> entry : System.getProperties().entrySet()) {
put((String) entry.getKey(), (String) entry.getValue());
}
return this;
}
/**
* Load system environment to this settings.
*
* @return builder
*/
@Override
public DatastructureSettingsBuilder loadFromSystemEnvironment() {
for (Map.Entry<String, String> entry : System.getenv().entrySet()) {
put(entry.getKey(), entry.getValue());
}
return this;
}
@Override
public DatastructureSettingsBuilder replacePropertyPlaceholders(PropertyPlaceholder propertyPlaceholder,
PlaceholderResolver placeholderResolver) {
map.replaceAll((k, v) -> propertyPlaceholder.replacePlaceholders(v, placeholderResolver));
return this;
}
/**
* Runs across all the settings set on this builder and replaces {@code ${...}} elements in the
* each setting value according to the following logic:
* <p>
* First, tries to resolve it against a System property ({@link System#getProperty(String)}), next,
* tries and resolve it against an environment variable ({@link System#getenv(String)}), next,
* tries and resolve it against a date pattern to resolve the current date,
* and last, tries and replace it with another setting already set on this builder.
*
* @return builder
*/
@Override
public DatastructureSettingsBuilder replacePropertyPlaceholders() {
return replacePropertyPlaceholders(new PropertyPlaceholder("${", "}", false),
placeholderName -> {
// system property
String value = System.getProperty(placeholderName);
if (value != null) {
return value;
}
// environment
value = System.getenv(placeholderName);
if (value != null) {
return value;
}
// current date
try {
return DateTimeFormatter.ofPattern(placeholderName).format(LocalDate.now());
} catch (IllegalArgumentException | DateTimeException e) {
return map.get(placeholderName);
}
}
);
}
@Override
public DatastructureSettingsBuilder setRefresh(Path path, long initialDelay, long period, TimeUnit timeUnit) {
return this;
}
@Override
public DatastructureSettings build() {
return new DatastructureSettings(map.build());
}
}

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package org.xbib.content.settings.datastructures;
import java.io.PrintWriter;
import java.io.StringWriter;
/**
* Format java exception messages and stack traces.
*/
public final class ExceptionFormatter {
private ExceptionFormatter() {
}
/**
* Format exception with stack trace.
*
* @param t the thrown object
* @return the formatted exception
*/
public static String format(Throwable t) {
StringBuilder sb = new StringBuilder();
append(sb, t, 0, true);
return sb.toString();
}
/**
* Append Exception to string builder.
*/
private static void append(StringBuilder sb, Throwable t, int level, boolean details) {
if (((t != null) && (t.getMessage() != null)) && (!t.getMessage().isEmpty())) {
if (details && (level > 0)) {
sb.append("\n\nCaused by\n");
}
sb.append(t.getMessage());
}
if (details) {
if (t != null) {
if ((t.getMessage() != null) && (t.getMessage().isEmpty())) {
sb.append("\n\nCaused by ");
} else {
sb.append("\n\n");
}
}
StringWriter sw = new StringWriter();
if (t != null) {
t.printStackTrace(new PrintWriter(sw));
}
sb.append(sw.toString());
}
if (t != null) {
if (t.getCause() != null) {
append(sb, t.getCause(), level + 1, details);
}
}
}
}

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package org.xbib.content.settings.datastructures;
/**
* Strategy interface used to resolve replacement values for placeholders contained in Strings.
*/
@FunctionalInterface
public interface PlaceholderResolver {
/**
* Resolves the supplied placeholder name into the replacement value.
*
* @param placeholderName the name of the placeholder to resolve.
* @return the replacement value or <code>null</code> if no replacement is to be made.
*/
String resolvePlaceholder(String placeholderName);
}

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package org.xbib.content.settings.datastructures; package org.xbib.content.settings.datastructures;
import org.xbib.content.SettingsLoader;
import org.xbib.datastructures.tiny.TinyMap; import org.xbib.datastructures.tiny.TinyMap;
import java.io.IOException; import java.io.IOException;
import java.io.StringReader; import java.io.StringReader;
import java.util.Map; import java.util.Map;

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package org.xbib.content.settings.datastructures;
import org.xbib.datastructures.api.ByteSizeValue;
import org.xbib.datastructures.api.TimeValue;
import org.xbib.datastructures.tiny.TinyMap;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.time.DateTimeException;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
public class Settings implements AutoCloseable {
public static final Settings EMPTY_SETTINGS = new Builder().build();
public static final String[] EMPTY_ARRAY = new String[0];
private final TinyMap<String, String> map;
private Settings(TinyMap<String, String> map) {
this.map = map;
}
public static Settings fromMap(Map<String, Object> map) {
Builder builder = new Builder();
for (Map.Entry<String, Object> entry : map.entrySet()) {
builder.put(entry.getKey(), entry.getValue() != null ? entry.getValue().toString() : null);
}
return builder.build();
}
public static void toMap(Settings settings, Map<String, Object> map) {
for (String key : settings.getAsMap().keySet()) {
map.put(key, settings.get(key));
}
}
/**
* Returns a builder to be used in order to build settings.
* @return a builder
*/
public static Builder settingsBuilder() {
return new Builder();
}
public static String[] splitStringByCommaToArray(final String s) {
return splitStringToArray(s, ',');
}
public static String[] splitStringToArray(final String s, final char c) {
if (s.length() == 0) {
return EMPTY_ARRAY;
}
final char[] chars = s.toCharArray();
int count = 1;
for (final char x : chars) {
if (x == c) {
count++;
}
}
final String[] result = new String[count];
final int len = chars.length;
int start = 0;
int pos = 0;
int i = 0;
for (; pos < len; pos++) {
if (chars[pos] == c) {
int size = pos - start;
if (size > 0) {
result[i++] = new String(chars, start, size);
}
start = pos + 1;
}
}
int size = pos - start;
if (size > 0) {
result[i++] = new String(chars, start, size);
}
if (i != count) {
String[] result1 = new String[i];
System.arraycopy(result, 0, result1, 0, i);
return result1;
}
return result;
}
public Map<String, String> getAsMap() {
return this.map;
}
public Map<String, Object> getAsStructuredMap() {
TinyMap.Builder<String, Object> stringObjectMap = TinyMap.builder();
for (String key : map.keySet()) {
String value = map.get(key);
processSetting(stringObjectMap, "", key, value);
}
for (String key : stringObjectMap.keySet()) {
Object object = stringObjectMap.get(key);
if (object instanceof Map) {
@SuppressWarnings("unchecked")
Map<String, Object> valMap = (Map<String, Object>) object;
stringObjectMap.put(key, convertMapsToArrays(valMap));
}
}
return stringObjectMap.build();
}
public Settings getByPrefix(String prefix) {
Builder builder = new Builder();
for (String key : map.keySet()) {
String value = map.get(key);
if (key.startsWith(prefix)) {
if (key.length() < prefix.length()) {
continue;
}
builder.put(key.substring(prefix.length()), value);
}
}
return builder.build();
}
public Settings getAsSettings(String setting) {
return getByPrefix(setting + ".");
}
public boolean containsSetting(String setting) {
if (map.containsKey(setting)) {
return true;
}
for (String key : map.keySet()) {
if (key.startsWith(setting)) {
return true;
}
}
return false;
}
public String get(String setting) {
return map.get(setting);
}
public String get(String setting, String defaultValue) {
String s = map.get(setting);
return s == null ? defaultValue : s;
}
public Float getAsFloat(String setting, Float defaultValue) {
String s = get(setting);
try {
return s == null ? defaultValue : Float.parseFloat(s);
} catch (NumberFormatException e) {
throw new SettingsException("Failed to parse float setting [" + setting + "] with value [" + s + "]", e);
}
}
public Double getAsDouble(String setting, Double defaultValue) {
String s = get(setting);
try {
return s == null ? defaultValue : Double.parseDouble(s);
} catch (NumberFormatException e) {
throw new SettingsException("Failed to parse double setting [" + setting + "] with value [" + s + "]", e);
}
}
public Integer getAsInt(String setting, Integer defaultValue) {
String s = get(setting);
try {
return s == null ? defaultValue : Integer.parseInt(s);
} catch (NumberFormatException e) {
throw new SettingsException("Failed to parse int setting [" + setting + "] with value [" + s + "]", e);
}
}
public Long getAsLong(String setting, Long defaultValue) {
String s = get(setting);
try {
return s == null ? defaultValue : Long.parseLong(s);
} catch (NumberFormatException e) {
throw new SettingsException("Failed to parse long setting [" + setting + "] with value [" + s + "]", e);
}
}
public Boolean getAsBoolean(String setting, Boolean defaultValue) {
String value = get(setting);
if (value == null) {
return defaultValue;
}
return !("false".equals(value) || "0".equals(value) || "off".equals(value) || "no".equals(value));
}
public TimeValue getAsTime(String setting, TimeValue defaultValue) {
return TimeValue.parseTimeValue(get(setting), defaultValue);
}
public ByteSizeValue getAsBytesSize(String setting, ByteSizeValue defaultValue) {
return ByteSizeValue.parseBytesSizeValue(get(setting), defaultValue);
}
public String[] getAsArray(String settingPrefix) {
return getAsArray(settingPrefix, EMPTY_ARRAY);
}
public String[] getAsArray(String settingPrefix, String[] defaultArray) {
List<String> result = new ArrayList<>();
if (get(settingPrefix) != null) {
String[] strings = splitStringByCommaToArray(get(settingPrefix));
if (strings.length > 0) {
for (String string : strings) {
result.add(string.trim());
}
}
}
int counter = 0;
while (true) {
String value = get(settingPrefix + '.' + (counter++));
if (value == null) {
break;
}
result.add(value.trim());
}
if (result.isEmpty()) {
return defaultArray;
}
return result.toArray(new String[0]);
}
public Map<String, Settings> getGroups(String prefix) {
String settingPrefix = prefix;
if (settingPrefix.charAt(settingPrefix.length() - 1) != '.') {
settingPrefix = settingPrefix + ".";
}
// we don't really care that it might happen twice
TinyMap.Builder<String, TinyMap.Builder<String, String>> hashMap = TinyMap.builder();
for (String o : this.map.keySet()) {
if (o.startsWith(settingPrefix)) {
String nameValue = o.substring(settingPrefix.length());
int dotIndex = nameValue.indexOf('.');
if (dotIndex == -1) {
throw new SettingsException("failed to get setting group for ["
+ settingPrefix
+ "] setting prefix and setting [" + o + "] because of a missing '.'");
}
String name = nameValue.substring(0, dotIndex);
String value = nameValue.substring(dotIndex + 1);
Map<String, String> groupSettings = hashMap.computeIfAbsent(name, k -> TinyMap.builder());
groupSettings.put(value, get(o));
}
}
TinyMap.Builder<String, Settings> retVal = TinyMap.builder();
for (String key : hashMap.keySet()) {
TinyMap.Builder<String, String> value = hashMap.get(key);
retVal.put(key, new Settings(value.build()));
}
return retVal.build();
}
@Override
public boolean equals(Object o) {
return this == o || !(o == null || getClass() != o.getClass()) && map.equals(((Settings) o).map);
}
@Override
public int hashCode() {
return map.hashCode();
}
private void processSetting(Map<String, Object> map, String prefix, String setting, String value) {
int prefixLength = setting.indexOf('.');
if (prefixLength == -1) {
@SuppressWarnings("unchecked")
Map<String, Object> innerMap = (Map<String, Object>) map.get(prefix + setting);
if (innerMap != null) {
for (String k : innerMap.keySet()) {
Object v = innerMap.get(k);
map.put(prefix + setting + "." + k, v);
}
}
map.put(prefix + setting, value);
} else {
String key = setting.substring(0, prefixLength);
String rest = setting.substring(prefixLength + 1);
Object existingValue = map.get(prefix + key);
if (existingValue == null) {
Map<String, Object> newMap = TinyMap.builder();
processSetting(newMap, "", rest, value);
map.put(key, newMap);
} else {
if (existingValue instanceof Map) {
@SuppressWarnings("unchecked")
Map<String, Object> innerMap = (Map<String, Object>) existingValue;
processSetting(innerMap, "", rest, value);
map.put(key, innerMap);
} else {
processSetting(map, prefix + key + ".", rest, value);
}
}
}
}
private Object convertMapsToArrays(Map<String, Object> map) {
if (map.isEmpty()) {
return map;
}
boolean isArray = true;
int maxIndex = -1;
for (String key : map.keySet()) {
Object value = map.get(key);
if (isArray) {
try {
int index = Integer.parseInt(key);
if (index >= 0) {
maxIndex = Math.max(maxIndex, index);
} else {
isArray = false;
}
} catch (NumberFormatException ex) {
isArray = false;
}
}
if (value instanceof Map) {
@SuppressWarnings("unchecked")
Map<String, Object> valMap = (Map<String, Object>) value;
map.put(key, convertMapsToArrays(valMap));
}
}
if (isArray && (maxIndex + 1) == map.size()) {
ArrayList<Object> newValue = new ArrayList<>(maxIndex + 1);
for (int i = 0; i <= maxIndex; i++) {
Object obj = map.get(Integer.toString(i));
if (obj == null) {
return map;
}
newValue.add(obj);
}
return newValue;
}
return map;
}
public boolean isEmpty() {
return map.isEmpty();
}
@Override
public void close() {
}
/**
*
*/
public static class Builder {
private final SettingsLoaderService settingsLoaderService = SettingsLoaderService.getInstance();
private final TinyMap.Builder<String, String> map;
private Builder() {
map = TinyMap.builder();
}
public Map<String, String> map() {
return map;
}
public String remove(String key) {
return map.remove(key);
}
public String get(String key) {
return map.get(key);
}
public boolean isEmpty() {
return map.isEmpty();
}
/**
* Sets a setting with the provided setting key and value.
*
* @param key The setting key
* @param value The setting value
* @return The builder
*/
public Builder put(String key, String value) {
map.put(key, value);
return this;
}
/**
* Sets a setting with the provided setting key and class as value.
*
* @param key The setting key
* @param clazz The setting class value
* @return The builder
*/
public Builder put(String key, Class<?> clazz) {
map.put(key, clazz.getName());
return this;
}
/**
* Sets the setting with the provided setting key and the boolean value.
*
* @param setting The setting key
* @param value The boolean value
* @return The builder
*/
public Builder put(String setting, boolean value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the int value.
*
* @param setting The setting key
* @param value The int value
* @return The builder
*/
public Builder put(String setting, int value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the long value.
*
* @param setting The setting key
* @param value The long value
* @return The builder
*/
public Builder put(String setting, long value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the float value.
*
* @param setting The setting key
* @param value The float value
* @return The builder
*/
public Builder put(String setting, float value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the double value.
*
* @param setting The setting key
* @param value The double value
* @return The builder
*/
public Builder put(String setting, double value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and an array of values.
*
* @param setting The setting key
* @param values The values
* @return The builder
*/
public Builder putArray(String setting, String... values) {
remove(setting);
int counter = 0;
while (true) {
String value = map.remove(setting + '.' + (counter++));
if (value == null) {
break;
}
}
for (int i = 0; i < values.length; i++) {
put(setting + '.' + i, values[i]);
}
return this;
}
/**
* Sets the setting with the provided setting key and an array of values.
*
* @param setting The setting key
* @param values The values
* @return The builder
*/
public Builder putArray(String setting, List<String> values) {
remove(setting);
int counter = 0;
while (true) {
String value = map.remove(setting + '.' + (counter++));
if (value == null) {
break;
}
}
for (int i = 0; i < values.size(); i++) {
put(setting + '.' + i, values.get(i));
}
return this;
}
/**
* Sets the setting group.
* @param settingPrefix setting prefix
* @param groupName group name
* @param settings settings
* @param values values
* @return a builder
* @throws SettingsException if setting fails
*/
public Builder put(String settingPrefix, String groupName, String[] settings, String[] values)
throws SettingsException {
if (settings.length != values.length) {
throw new SettingsException("the settings length must match the value length");
}
for (int i = 0; i < settings.length; i++) {
if (values[i] == null) {
continue;
}
put(settingPrefix + "" + groupName + "." + settings[i], values[i]);
}
return this;
}
/**
* Sets all the provided settings.
* @param settings settings
* @return builder
*/
public Builder put(Settings settings) {
map.putAll(settings.getAsMap());
return this;
}
/**
* Sets all the provided settings.
*
* @param settings settings
* @return a builder
*/
public Builder put(Map<String, String> settings) {
map.putAll(settings);
return this;
}
/**
* Loads settings from the actual string content that represents them using the
* {@link SettingsLoaderService#loaderFromString(String)}.
*
* @param source source
* @return builder
*/
public Builder loadFromString(String source) {
SettingsLoader settingsLoader = settingsLoaderService.loaderFromString(source);
try {
Map<String, String> loadedSettings = settingsLoader.load(source);
put(loadedSettings);
} catch (Exception e) {
throw new SettingsException("failed to load settings from [" + source + "]", e);
}
return this;
}
/**
* Loads settings from a resource.
* @param resourceName resource name
* @param inputStream input stream
* @return builder
*/
public Builder loadFromResource(String resourceName, InputStream inputStream) throws SettingsException {
SettingsLoader settingsLoader = settingsLoaderService.loaderFromResource(resourceName);
try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream, StandardCharsets.UTF_8))) {
Map<String, String> loadedSettings = settingsLoader.load(bufferedReader.lines().collect(Collectors.joining()));
put(loadedSettings);
} catch (Exception e) {
throw new SettingsException("failed to load settings from [" + resourceName + "]", e);
}
return this;
}
/**
* Load system properties to this settings.
* @return builder
*/
public Builder loadFromSystemProperties() {
for (Map.Entry<Object, Object> entry : System.getProperties().entrySet()) {
put((String) entry.getKey(), (String) entry.getValue());
}
return this;
}
/**
* Load system environment to this settings.
* @return builder
*/
public Builder loadFromSystemEnvironment() {
for (Map.Entry<String, String> entry : System.getenv().entrySet()) {
put(entry.getKey(), entry.getValue());
}
return this;
}
public Builder replacePropertyPlaceholders(PropertyPlaceholder propertyPlaceholder,
PlaceholderResolver placeholderResolver) {
map.replaceAll((k, v) -> propertyPlaceholder.replacePlaceholders(v, placeholderResolver));
return this;
}
/**
* Runs across all the settings set on this builder and replaces {@code ${...}} elements in the
* each setting value according to the following logic:
*
* First, tries to resolve it against a System property ({@link System#getProperty(String)}), next,
* tries and resolve it against an environment variable ({@link System#getenv(String)}), next,
* tries and resolve it against a date pattern to resolve the current date,
* and last, tries and replace it with another setting already set on this builder.
* @return builder
*/
public Builder replacePropertyPlaceholders() {
return replacePropertyPlaceholders(new PropertyPlaceholder("${", "}", false),
placeholderName -> {
// system property
String value = System.getProperty(placeholderName);
if (value != null) {
return value;
}
// environment
value = System.getenv(placeholderName);
if (value != null) {
return value;
}
// current date
try {
return DateTimeFormatter.ofPattern(placeholderName).format(LocalDate.now());
} catch (IllegalArgumentException | DateTimeException e) {
return map.get(placeholderName);
}
}
);
}
public Settings build() {
return new Settings(map.build());
}
}
}

View file

@ -1,30 +0,0 @@
package org.xbib.content.settings.datastructures;
import java.io.IOException;
import java.util.Map;
import java.util.Set;
/**
* Provides the ability to load settings from
* the actual source content that represents them.
*/
public interface SettingsLoader {
/**
* Suffices for file names to load from.
* @return a set of suffices
*/
Set<String> suffixes();
/**
* Loads the settings from a source string.
* @param source the source
* @return a Map
* @throws IOException if load fails
*/
Map<String, String> load(String source) throws IOException;
Map<String, String> load(Map<String, Object> source) throws IOException;
boolean canLoad(String source);
}

View file

@ -0,0 +1 @@
org.xbib.content.settings.datastructures.DatastructureSettingsBuilder

View file

@ -1,7 +1,7 @@
package org.xbib.content.settings.datastructures.test; package org.xbib.content.settings.datastructures.test;
import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Test;
import org.xbib.content.settings.datastructures.Settings; import org.xbib.content.Settings;
import java.io.ByteArrayInputStream; import java.io.ByteArrayInputStream;
import java.nio.charset.StandardCharsets; import java.nio.charset.StandardCharsets;
@ -18,8 +18,8 @@ public class SettingsTest {
@Test @Test
public void testEmpty() { public void testEmpty() {
Settings settings = Settings.EMPTY_SETTINGS; Settings settings = Settings.emptySettings();
assertTrue(settings.getAsMap().isEmpty()); assertTrue(settings.isEmpty());
} }
@Test @Test

View file

@ -1,6 +1,15 @@
import org.xbib.content.SettingsBuilder;
import org.xbib.content.SettingsLoader;
import org.xbib.content.settings.ContentSettingsBuilder;
import org.xbib.content.settings.PropertiesSettingsLoader;
module org.xbib.content.settings { module org.xbib.content.settings {
uses org.xbib.content.SettingsLoader; uses SettingsLoader;
provides SettingsLoader with PropertiesSettingsLoader;
uses SettingsBuilder;
provides SettingsBuilder with ContentSettingsBuilder;
exports org.xbib.content.settings; exports org.xbib.content.settings;
requires org.xbib.content.core; requires org.xbib.content.core;
requires org.xbib.datastructures.api;
requires transitive org.xbib.datastructures.tiny; requires transitive org.xbib.datastructures.tiny;
} }

View file

@ -1,22 +1,16 @@
package org.xbib.content.settings; package org.xbib.content.settings;
import org.xbib.content.Settings;
import org.xbib.content.SettingsLoader; import org.xbib.content.SettingsLoader;
import org.xbib.datastructures.api.ByteSizeValue;
import org.xbib.datastructures.api.TimeValue;
import org.xbib.datastructures.tiny.TinyMap; import org.xbib.datastructures.tiny.TinyMap;
import org.xbib.content.util.unit.ByteSizeValue;
import org.xbib.content.util.unit.TimeValue;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader; import java.io.Reader;
import java.io.StringWriter; import java.io.StringWriter;
import java.io.Writer; import java.io.Writer;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files; import java.nio.file.Files;
import java.nio.file.Path; import java.nio.file.Path;
import java.time.DateTimeException;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
@ -25,12 +19,9 @@ import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean; import java.util.concurrent.atomic.AtomicBoolean;
/** public class ContentSettings implements Settings, AutoCloseable {
*
*/
public class Settings implements AutoCloseable {
public static final Settings EMPTY_SETTINGS = new Builder().build(); public static final ContentSettings EMPTY_SETTINGS = new ContentSettingsBuilder().build();
public static final String[] EMPTY_ARRAY = new String[0]; public static final String[] EMPTY_ARRAY = new String[0];
@ -40,11 +31,11 @@ public class Settings implements AutoCloseable {
private Map<String, String> map; private Map<String, String> map;
private Settings(Map<String, String> map) { protected ContentSettings(Map<String, String> map) {
this(map, null, 0L, 0L, TimeUnit.SECONDS); this(map, null, 0L, 0L, TimeUnit.SECONDS);
} }
private Settings(Map<String, String> map, Path path, long initialDelay, long period, TimeUnit timeUnit) { protected ContentSettings(Map<String, String> map, Path path, long initialDelay, long period, TimeUnit timeUnit) {
TinyMap.Builder<String, String> builder = TinyMap.builder(); TinyMap.Builder<String, String> builder = TinyMap.builder();
builder.putAll(map); builder.putAll(map);
this.map = builder.build(); this.map = builder.build();
@ -53,28 +44,20 @@ public class Settings implements AutoCloseable {
} }
} }
public static Settings readSettingsFromMap(Map<String, Object> map) { public static ContentSettings readSettingsFromMap(Map<String, Object> map) {
Builder builder = new Builder(); ContentSettingsBuilder builder = new ContentSettingsBuilder();
for (Map.Entry<String, Object> entry : map.entrySet()) { for (Map.Entry<String, Object> entry : map.entrySet()) {
builder.put(entry.getKey(), entry.getValue() != null ? entry.getValue().toString() : null); builder.put(entry.getKey(), entry.getValue() != null ? entry.getValue().toString() : null);
} }
return builder.build(); return builder.build();
} }
public static void writeSettingsToMap(Settings settings, Map<String, Object> map) { public static void writeSettingsToMap(ContentSettings settings, Map<String, Object> map) {
for (String key : settings.getAsMap().keySet()) { for (String key : settings.getAsMap().keySet()) {
map.put(key, settings.get(key)); map.put(key, settings.get(key));
} }
} }
/**
* Returns a builder to be used in order to build settings.
* @return a builder
*/
public static Builder settingsBuilder() {
return new Builder();
}
public static String[] splitStringByCommaToArray(final String s) { public static String[] splitStringByCommaToArray(final String s) {
return splitStringToArray(s, ','); return splitStringToArray(s, ',');
} }
@ -136,10 +119,12 @@ public class Settings implements AutoCloseable {
} }
} }
@Override
public Map<String, String> getAsMap() { public Map<String, String> getAsMap() {
return this.map; return this.map;
} }
@Override
public Map<String, Object> getAsStructuredMap() { public Map<String, Object> getAsStructuredMap() {
TinyMap.Builder<String, Object> stringObjectMap = TinyMap.builder(); TinyMap.Builder<String, Object> stringObjectMap = TinyMap.builder();
for (Map.Entry<String, String> entry : this.map.entrySet()) { for (Map.Entry<String, String> entry : this.map.entrySet()) {
@ -155,8 +140,9 @@ public class Settings implements AutoCloseable {
return stringObjectMap.build(); return stringObjectMap.build();
} }
public Settings getByPrefix(String prefix) { @Override
Builder builder = new Builder(); public ContentSettings getByPrefix(String prefix) {
ContentSettingsBuilder builder = new ContentSettingsBuilder();
for (Map.Entry<String, String> entry : map.entrySet()) { for (Map.Entry<String, String> entry : map.entrySet()) {
if (entry.getKey().startsWith(prefix)) { if (entry.getKey().startsWith(prefix)) {
if (entry.getKey().length() < prefix.length()) { if (entry.getKey().length() < prefix.length()) {
@ -168,10 +154,12 @@ public class Settings implements AutoCloseable {
return builder.build(); return builder.build();
} }
public Settings getAsSettings(String setting) { @Override
public ContentSettings getAsSettings(String setting) {
return getByPrefix(setting + "."); return getByPrefix(setting + ".");
} }
@Override
public boolean containsSetting(String setting) { public boolean containsSetting(String setting) {
if (map.containsKey(setting)) { if (map.containsKey(setting)) {
return true; return true;
@ -184,15 +172,23 @@ public class Settings implements AutoCloseable {
return false; return false;
} }
@Override
public boolean isEmpty() {
return map.isEmpty();
}
@Override
public String get(String setting) { public String get(String setting) {
return map.get(setting); return map.get(setting);
} }
@Override
public String get(String setting, String defaultValue) { public String get(String setting, String defaultValue) {
String retVal = map.get(setting); String retVal = map.get(setting);
return retVal == null ? defaultValue : retVal; return retVal == null ? defaultValue : retVal;
} }
@Override
public Float getAsFloat(String setting, Float defaultValue) { public Float getAsFloat(String setting, Float defaultValue) {
String sValue = get(setting); String sValue = get(setting);
if (sValue == null) { if (sValue == null) {
@ -205,6 +201,7 @@ public class Settings implements AutoCloseable {
} }
} }
@Override
public Double getAsDouble(String setting, Double defaultValue) { public Double getAsDouble(String setting, Double defaultValue) {
String sValue = get(setting); String sValue = get(setting);
if (sValue == null) { if (sValue == null) {
@ -217,6 +214,7 @@ public class Settings implements AutoCloseable {
} }
} }
@Override
public Integer getAsInt(String setting, Integer defaultValue) { public Integer getAsInt(String setting, Integer defaultValue) {
String sValue = get(setting); String sValue = get(setting);
if (sValue == null) { if (sValue == null) {
@ -229,6 +227,7 @@ public class Settings implements AutoCloseable {
} }
} }
@Override
public Long getAsLong(String setting, Long defaultValue) { public Long getAsLong(String setting, Long defaultValue) {
String sValue = get(setting); String sValue = get(setting);
if (sValue == null) { if (sValue == null) {
@ -241,6 +240,7 @@ public class Settings implements AutoCloseable {
} }
} }
@Override
public Boolean getAsBoolean(String setting, Boolean defaultValue) { public Boolean getAsBoolean(String setting, Boolean defaultValue) {
String value = get(setting); String value = get(setting);
if (value == null) { if (value == null) {
@ -249,18 +249,22 @@ public class Settings implements AutoCloseable {
return !("false".equals(value) || "0".equals(value) || "off".equals(value) || "no".equals(value)); return !("false".equals(value) || "0".equals(value) || "off".equals(value) || "no".equals(value));
} }
@Override
public TimeValue getAsTime(String setting, TimeValue defaultValue) { public TimeValue getAsTime(String setting, TimeValue defaultValue) {
return TimeValue.parseTimeValue(get(setting), defaultValue); return TimeValue.parseTimeValue(get(setting), defaultValue);
} }
@Override
public ByteSizeValue getAsBytesSize(String setting, ByteSizeValue defaultValue) { public ByteSizeValue getAsBytesSize(String setting, ByteSizeValue defaultValue) {
return ByteSizeValue.parseBytesSizeValue(get(setting), defaultValue); return ByteSizeValue.parseBytesSizeValue(get(setting), defaultValue);
} }
@Override
public String[] getAsArray(String settingPrefix) { public String[] getAsArray(String settingPrefix) {
return getAsArray(settingPrefix, EMPTY_ARRAY); return getAsArray(settingPrefix, EMPTY_ARRAY);
} }
@Override
public String[] getAsArray(String settingPrefix, String[] defaultArray) { public String[] getAsArray(String settingPrefix, String[] defaultArray) {
List<String> result = new ArrayList<>(); List<String> result = new ArrayList<>();
if (get(settingPrefix) != null) { if (get(settingPrefix) != null) {
@ -285,7 +289,8 @@ public class Settings implements AutoCloseable {
return result.toArray(new String[result.size()]); return result.toArray(new String[result.size()]);
} }
public Map<String, Settings> getGroups(String prefix) { @Override
public Map<String, org.xbib.content.Settings> getGroups(String prefix) {
String settingPrefix = prefix; String settingPrefix = prefix;
if (settingPrefix.charAt(settingPrefix.length() - 1) != '.') { if (settingPrefix.charAt(settingPrefix.length() - 1) != '.') {
settingPrefix = settingPrefix + "."; settingPrefix = settingPrefix + ".";
@ -308,16 +313,16 @@ public class Settings implements AutoCloseable {
groupSettings.put(value, get(setting)); groupSettings.put(value, get(setting));
} }
} }
TinyMap.Builder<String, Settings> retVal = TinyMap.builder(); TinyMap.Builder<String, org.xbib.content.Settings> retVal = TinyMap.builder();
for (Map.Entry<String, Map<String, String>> entry : hashMap.entrySet()) { for (Map.Entry<String, Map<String, String>> entry : hashMap.entrySet()) {
retVal.put(entry.getKey(), new Settings(entry.getValue())); retVal.put(entry.getKey(), new ContentSettings(entry.getValue()));
} }
return retVal.build(); return retVal.build();
} }
@Override @Override
public boolean equals(Object o) { public boolean equals(Object o) {
return this == o || !(o == null || getClass() != o.getClass()) && map.equals(((Settings) o).map); return this == o || !(o == null || getClass() != o.getClass()) && map.equals(((ContentSettings) o).map);
} }
@Override @Override
@ -325,6 +330,13 @@ public class Settings implements AutoCloseable {
return map.hashCode(); return map.hashCode();
} }
@Override
public void close() throws IOException {
if (refresher != null) {
refresher.stop();
}
}
private void processSetting(Map<String, Object> map, String prefix, String setting, String value) { private void processSetting(Map<String, Object> map, String prefix, String setting, String value) {
int prefixLength = setting.indexOf('.'); int prefixLength = setting.indexOf('.');
if (prefixLength == -1) { if (prefixLength == -1) {
@ -396,340 +408,6 @@ public class Settings implements AutoCloseable {
return map; return map;
} }
@Override
public void close() throws IOException {
if (refresher != null) {
refresher.stop();
}
}
/**
*
*/
public static class Builder {
private final Map<String, String> map;
private Path path;
private long initialDelay;
private long period;
private TimeUnit timeUnit;
private Builder() {
map = TinyMap.builder();
}
public Map<String, String> map() {
return map;
}
public String remove(String key) {
return map.remove(key);
}
public String get(String key) {
return map.get(key);
}
/**
* Sets a setting with the provided setting key and value.
*
* @param key The setting key
* @param value The setting value
* @return The builder
*/
public Builder put(String key, String value) {
map.put(key, value);
return this;
}
/**
* Sets a setting with the provided setting key and class as value.
*
* @param key The setting key
* @param clazz The setting class value
* @return The builder
*/
public Builder put(String key, Class<?> clazz) {
map.put(key, clazz.getName());
return this;
}
/**
* Sets the setting with the provided setting key and the boolean value.
*
* @param setting The setting key
* @param value The boolean value
* @return The builder
*/
public Builder put(String setting, boolean value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the int value.
*
* @param setting The setting key
* @param value The int value
* @return The builder
*/
public Builder put(String setting, int value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the long value.
*
* @param setting The setting key
* @param value The long value
* @return The builder
*/
public Builder put(String setting, long value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the float value.
*
* @param setting The setting key
* @param value The float value
* @return The builder
*/
public Builder put(String setting, float value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the double value.
*
* @param setting The setting key
* @param value The double value
* @return The builder
*/
public Builder put(String setting, double value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and an array of values.
*
* @param setting The setting key
* @param values The values
* @return The builder
*/
public Builder putArray(String setting, String... values) {
remove(setting);
int counter = 0;
while (true) {
String value = map.remove(setting + '.' + (counter++));
if (value == null) {
break;
}
}
for (int i = 0; i < values.length; i++) {
put(setting + '.' + i, values[i]);
}
return this;
}
/**
* Sets the setting with the provided setting key and an array of values.
*
* @param setting The setting key
* @param values The values
* @return The builder
*/
public Builder putArray(String setting, List<String> values) {
remove(setting);
int counter = 0;
while (true) {
String value = map.remove(setting + '.' + (counter++));
if (value == null) {
break;
}
}
for (int i = 0; i < values.size(); i++) {
put(setting + '.' + i, values.get(i));
}
return this;
}
/**
* Sets the setting group.
* @param settingPrefix setting prefix
* @param groupName group name
* @param settings settings
* @param values values
* @return a builder
* @throws SettingsException if setting fails
*/
public Builder put(String settingPrefix, String groupName, String[] settings, String[] values)
throws SettingsException {
if (settings.length != values.length) {
throw new SettingsException("The settings length must match the value length");
}
for (int i = 0; i < settings.length; i++) {
if (values[i] == null) {
continue;
}
put(settingPrefix + "" + groupName + "." + settings[i], values[i]);
}
return this;
}
/**
* Sets all the provided settings.
* @param settings settings
* @return builder
*/
public Builder put(Settings settings) {
map.putAll(settings.getAsMap());
return this;
}
/**
* Sets all the provided settings.
*
* @param settings settings
* @return a builder
*/
public Builder put(Map<String, String> settings) {
map.putAll(settings);
return this;
}
/**
* Loads settings from the actual string content that represents them using the
* {@link SettingsLoaderService#loaderFromString(String)}.
*
* @param source source
* @return builder
*/
public Builder loadFromString(String source) {
SettingsLoaderService settingsLoaderService = new SettingsLoaderService();
SettingsLoader settingsLoader = settingsLoaderService.loaderFromString(source);
try {
Map<String, String> loadedSettings = settingsLoader.load(source);
put(loadedSettings);
} catch (Exception e) {
throw new SettingsException("Failed to load settings from [" + source + "]", e);
}
return this;
}
/**
* Loads settings from an URL.
* @param url url
* @return builder
*/
public Builder loadFromUrl(URL url) throws SettingsException {
try {
return loadFromStream(url.toExternalForm(), url.openStream());
} catch (IOException e) {
throw new SettingsException("Failed to open stream for url [" + url.toExternalForm() + "]", e);
}
}
/**
* Loads settings from a stream.
* @param resourceName resource name
* @param inputStream input stream
* @return builder
*/
public Builder loadFromStream(String resourceName, InputStream inputStream) throws SettingsException {
SettingsLoaderService settingsLoaderService = new SettingsLoaderService();
SettingsLoader settingsLoader = settingsLoaderService.loaderFromResource(resourceName);
try {
Map<String, String> loadedSettings = settingsLoader
.load(copyToString(new InputStreamReader(inputStream, StandardCharsets.UTF_8)));
put(loadedSettings);
} catch (Exception e) {
throw new SettingsException("Failed to load settings from [" + resourceName + "]", e);
}
return this;
}
/**
* Load system properties to this settings.
* @return builder
*/
public Builder loadFromSystemProperties() {
for (Map.Entry<Object, Object> entry : System.getProperties().entrySet()) {
put((String) entry.getKey(), (String) entry.getValue());
}
return this;
}
/**
* Load system environment to this settings.
* @return builder
*/
public Builder loadFromSystemEnvironment() {
for (Map.Entry<String, String> entry : System.getenv().entrySet()) {
put(entry.getKey(), entry.getValue());
}
return this;
}
/**
* Runs across all the settings set on this builder and replaces {@code ${...}} elements in the
* each setting value according to the following logic:
*
* First, tries to resolve it against a System property ({@link System#getProperty(String)}), next,
* tries and resolve it against an environment variable ({@link System#getenv(String)}), next,
* tries and resolve it against a date pattern to resolve the current date,
* and last, tries and replace it with another setting already set on this builder.
* @return builder
*/
public Builder replacePropertyPlaceholders() {
return replacePropertyPlaceholders(new PropertyPlaceholder("${", "}", false),
placeholderName -> {
// system property
String value = System.getProperty(placeholderName);
if (value != null) {
return value;
}
// environment
value = System.getenv(placeholderName);
if (value != null) {
return value;
}
// current date
try {
return DateTimeFormatter.ofPattern(placeholderName).format(LocalDate.now());
} catch (IllegalArgumentException | DateTimeException e) {
return map.get(placeholderName);
}
}
);
}
public Builder replacePropertyPlaceholders(PropertyPlaceholder propertyPlaceholder,
PlaceholderResolver placeholderResolver) {
map.replaceAll((k, v) -> propertyPlaceholder.replacePlaceholders(v, placeholderResolver));
return this;
}
public Builder setRefresh(Path path, long initialDelay, long period, TimeUnit timeUnit) {
this.path = path;
this.initialDelay = initialDelay;
this.period = period;
this.timeUnit = timeUnit;
return this;
}
public Settings build() {
return new Settings(map, path, initialDelay, period, timeUnit);
}
}
class DefaultSettingsRefresher implements Runnable { class DefaultSettingsRefresher implements Runnable {
private final Path path; private final Path path;

View file

@ -0,0 +1,363 @@
package org.xbib.content.settings;
import org.xbib.content.PlaceholderResolver;
import org.xbib.content.PropertyPlaceholder;
import org.xbib.content.Settings;
import org.xbib.content.SettingsBuilder;
import org.xbib.content.SettingsLoader;
import org.xbib.datastructures.tiny.TinyMap;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.nio.file.Path;
import java.time.DateTimeException;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
/**
*
*/
public class ContentSettingsBuilder implements SettingsBuilder {
private final Map<String, String> map;
private Path path;
private long initialDelay;
private long period;
private TimeUnit timeUnit;
public ContentSettingsBuilder() {
map = TinyMap.builder();
}
public Map<String, String> map() {
return map;
}
public String remove(String key) {
return map.remove(key);
}
public String get(String key) {
return map.get(key);
}
@Override
public boolean isEmpty() {
return map.isEmpty();
}
/**
* Sets a setting with the provided setting key and value.
*
* @param key The setting key
* @param value The setting value
* @return The builder
*/
public ContentSettingsBuilder put(String key, String value) {
map.put(key, value);
return this;
}
/**
* Sets a setting with the provided setting key and class as value.
*
* @param key The setting key
* @param clazz The setting class value
* @return The builder
*/
public ContentSettingsBuilder put(String key, Class<?> clazz) {
map.put(key, clazz.getName());
return this;
}
/**
* Sets the setting with the provided setting key and the boolean value.
*
* @param setting The setting key
* @param value The boolean value
* @return The builder
*/
public ContentSettingsBuilder put(String setting, boolean value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the int value.
*
* @param setting The setting key
* @param value The int value
* @return The builder
*/
public ContentSettingsBuilder put(String setting, int value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the long value.
*
* @param setting The setting key
* @param value The long value
* @return The builder
*/
public ContentSettingsBuilder put(String setting, long value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the float value.
*
* @param setting The setting key
* @param value The float value
* @return The builder
*/
public ContentSettingsBuilder put(String setting, float value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and the double value.
*
* @param setting The setting key
* @param value The double value
* @return The builder
*/
public ContentSettingsBuilder put(String setting, double value) {
put(setting, String.valueOf(value));
return this;
}
/**
* Sets the setting with the provided setting key and an array of values.
*
* @param setting The setting key
* @param values The values
* @return The builder
*/
public ContentSettingsBuilder putArray(String setting, String... values) {
remove(setting);
int counter = 0;
while (true) {
String value = map.remove(setting + '.' + (counter++));
if (value == null) {
break;
}
}
for (int i = 0; i < values.length; i++) {
put(setting + '.' + i, values[i]);
}
return this;
}
/**
* Sets the setting with the provided setting key and an array of values.
*
* @param setting The setting key
* @param values The values
* @return The builder
*/
public ContentSettingsBuilder putArray(String setting, List<String> values) {
remove(setting);
int counter = 0;
while (true) {
String value = map.remove(setting + '.' + (counter++));
if (value == null) {
break;
}
}
for (int i = 0; i < values.size(); i++) {
put(setting + '.' + i, values.get(i));
}
return this;
}
/**
* Sets the setting group.
*
* @param settingPrefix setting prefix
* @param groupName group name
* @param settings settings
* @param values values
* @return a builder
* @throws SettingsException if setting fails
*/
public ContentSettingsBuilder put(String settingPrefix, String groupName, String[] settings, String[] values)
throws SettingsException {
if (settings.length != values.length) {
throw new SettingsException("The settings length must match the value length");
}
for (int i = 0; i < settings.length; i++) {
if (values[i] == null) {
continue;
}
put(settingPrefix + "" + groupName + "." + settings[i], values[i]);
}
return this;
}
/**
* Sets all the provided settings.
*
* @param settings settings
* @return builder
*/
public ContentSettingsBuilder put(Settings settings) {
map.putAll(settings.getAsMap());
return this;
}
/**
* Sets all the provided settings.
*
* @param settings settings
* @return a builder
*/
public ContentSettingsBuilder put(Map<String, String> settings) {
map.putAll(settings);
return this;
}
/**
* Loads settings from the actual string content that represents them using the
* {@link SettingsLoaderService#loaderFromString(String)}.
*
* @param source source
* @return builder
*/
public ContentSettingsBuilder loadFromString(String source) {
SettingsLoaderService settingsLoaderService = new SettingsLoaderService();
SettingsLoader settingsLoader = settingsLoaderService.loaderFromString(source);
try {
Map<String, String> loadedSettings = settingsLoader.load(source);
put(loadedSettings);
} catch (Exception e) {
throw new SettingsException("Failed to load settings from [" + source + "]", e);
}
return this;
}
/**
* Loads settings from an URL.
*
* @param url url
* @return builder
*/
public ContentSettingsBuilder loadFromUrl(URL url) throws SettingsException {
try {
return loadFromResource(url.toExternalForm(), url.openStream());
} catch (IOException e) {
throw new SettingsException("Failed to open stream for url [" + url.toExternalForm() + "]", e);
}
}
/**
* Loads settings from a stream.
*
* @param resourceName resource name
* @param inputStream input stream
* @return builder
*/
@Override
public ContentSettingsBuilder loadFromResource(String resourceName, InputStream inputStream) throws SettingsException {
SettingsLoaderService settingsLoaderService = new SettingsLoaderService();
SettingsLoader settingsLoader = settingsLoaderService.loaderFromResource(resourceName);
try {
Map<String, String> loadedSettings = settingsLoader
.load(ContentSettings.copyToString(new InputStreamReader(inputStream, StandardCharsets.UTF_8)));
put(loadedSettings);
} catch (Exception e) {
throw new SettingsException("Failed to load settings from [" + resourceName + "]", e);
}
return this;
}
/**
* Load system properties to this settings.
*
* @return builder
*/
@Override
public ContentSettingsBuilder loadFromSystemProperties() {
for (Map.Entry<Object, Object> entry : System.getProperties().entrySet()) {
put((String) entry.getKey(), (String) entry.getValue());
}
return this;
}
/**
* Load system environment to this settings.
*
* @return builder
*/
public ContentSettingsBuilder loadFromSystemEnvironment() {
for (Map.Entry<String, String> entry : System.getenv().entrySet()) {
put(entry.getKey(), entry.getValue());
}
return this;
}
/**
* Runs across all the settings set on this builder and replaces {@code ${...}} elements in the
* each setting value according to the following logic:
* <p>
* First, tries to resolve it against a System property ({@link System#getProperty(String)}), next,
* tries and resolve it against an environment variable ({@link System#getenv(String)}), next,
* tries and resolve it against a date pattern to resolve the current date,
* and last, tries and replace it with another setting already set on this builder.
*
* @return builder
*/
public ContentSettingsBuilder replacePropertyPlaceholders() {
return replacePropertyPlaceholders(new PropertyPlaceholder("${", "}", false),
placeholderName -> {
// system property
String value = System.getProperty(placeholderName);
if (value != null) {
return value;
}
// environment
value = System.getenv(placeholderName);
if (value != null) {
return value;
}
// current date
try {
return DateTimeFormatter.ofPattern(placeholderName).format(LocalDate.now());
} catch (IllegalArgumentException | DateTimeException e) {
return map.get(placeholderName);
}
}
);
}
public ContentSettingsBuilder replacePropertyPlaceholders(PropertyPlaceholder propertyPlaceholder,
PlaceholderResolver placeholderResolver) {
map.replaceAll((k, v) -> propertyPlaceholder.replacePlaceholders(v, placeholderResolver));
return this;
}
public ContentSettingsBuilder setRefresh(Path path, long initialDelay, long period, TimeUnit timeUnit) {
this.path = path;
this.initialDelay = initialDelay;
this.period = period;
this.timeUnit = timeUnit;
return this;
}
public ContentSettings build() {
return new ContentSettings(map, path, initialDelay, period, timeUnit);
}
}

View file

@ -1,4 +1,4 @@
package org.xbib.content.properties; package org.xbib.content.settings;
import org.xbib.content.io.BytesReference; import org.xbib.content.io.BytesReference;
import org.xbib.content.SettingsLoader; import org.xbib.content.SettingsLoader;
@ -39,17 +39,6 @@ public class PropertiesSettingsLoader implements SettingsLoader {
} }
} }
public Map<String, String> load(BytesReference ref) throws IOException {
Properties props = new Properties();
try (Reader reader = new InputStreamReader(ref.streamInput(), StandardCharsets.UTF_8)) {
props.load(reader);
Map<String, String> result = new HashMap<>();
for (Map.Entry<Object, Object> entry : props.entrySet()) {
result.put((String) entry.getKey(), (String) entry.getValue());
}
return result;
}
}
@Override @Override
public Map<String, String> load(Map<String, Object> source) throws IOException { public Map<String, String> load(Map<String, Object> source) throws IOException {
@ -66,4 +55,16 @@ public class PropertiesSettingsLoader implements SettingsLoader {
public boolean canLoad(String source) { public boolean canLoad(String source) {
return true; return true;
} }
public Map<String, String> load(BytesReference ref) throws IOException {
Properties props = new Properties();
try (Reader reader = new InputStreamReader(ref.streamInput(), StandardCharsets.UTF_8)) {
props.load(reader);
Map<String, String> result = new HashMap<>();
for (Map.Entry<Object, Object> entry : props.entrySet()) {
result.put((String) entry.getKey(), (String) entry.getValue());
}
return result;
}
}
} }

View file

@ -1,120 +0,0 @@
package org.xbib.content.settings;
import java.util.HashSet;
import java.util.Set;
/**
*
*/
public class PropertyPlaceholder {
private final String placeholderPrefix;
private final String placeholderSuffix;
private final boolean ignoreUnresolvablePlaceholders;
/**
* Creates a new <code>PropertyPlaceholderHelper</code> that uses the supplied prefix and suffix.
*
* @param placeholderPrefix the prefix that denotes the start of a placeholder.
* @param placeholderSuffix the suffix that denotes the end of a placeholder.
* @param ignoreUnresolvablePlaceholders indicates whether unresolvable placeholders should be ignored
* (<code>true</code>) or cause an exception (<code>false</code>).
*/
public PropertyPlaceholder(String placeholderPrefix, String placeholderSuffix,
boolean ignoreUnresolvablePlaceholders) {
this.placeholderPrefix = placeholderPrefix;
this.placeholderSuffix = placeholderSuffix;
this.ignoreUnresolvablePlaceholders = ignoreUnresolvablePlaceholders;
}
/**
* Replaces all placeholders of format <code>${name}</code> with the value returned from the supplied {@link
* PlaceholderResolver}.
*
* @param value the value containing the placeholders to be replaced.
* @param placeholderResolver the <code>PlaceholderResolver</code> to use for replacement.
* @return the supplied value with placeholders replaced inline.
*/
public String replacePlaceholders(String value, PlaceholderResolver placeholderResolver) {
return parseStringValue(value, placeholderResolver, new HashSet<String>());
}
protected String parseStringValue(String strVal, PlaceholderResolver placeholderResolver,
Set<String> visitedPlaceholders) {
StringBuilder buf = new StringBuilder(strVal);
int startIndex = strVal.indexOf(this.placeholderPrefix);
while (startIndex != -1) {
int endIndex = findPlaceholderEndIndex(buf, startIndex);
if (endIndex != -1) {
String placeholder = buf.substring(startIndex + this.placeholderPrefix.length(), endIndex);
if (!visitedPlaceholders.add(placeholder)) {
throw new IllegalArgumentException(
"Circular placeholder reference '" + placeholder + "' in property definitions");
}
// Recursive invocation, parsing placeholders contained in the placeholder key.
placeholder = parseStringValue(placeholder, placeholderResolver, visitedPlaceholders);
// Now obtain the value for the fully resolved key...
int defaultValueIdx = placeholder.indexOf(':');
String defaultValue = null;
if (defaultValueIdx != -1) {
defaultValue = placeholder.substring(defaultValueIdx + 1);
placeholder = placeholder.substring(0, defaultValueIdx);
}
String propVal = placeholderResolver.resolvePlaceholder(placeholder);
if (propVal == null) {
propVal = defaultValue;
}
if (propVal != null) {
// Recursive invocation, parsing placeholders contained in the
// previously resolved placeholder value.
propVal = parseStringValue(propVal, placeholderResolver, visitedPlaceholders);
buf.replace(startIndex, endIndex + this.placeholderSuffix.length(), propVal);
startIndex = buf.indexOf(this.placeholderPrefix, startIndex + propVal.length());
} else if (this.ignoreUnresolvablePlaceholders) {
// Proceed with unprocessed value.
startIndex = buf.indexOf(this.placeholderPrefix, endIndex + this.placeholderSuffix.length());
} else {
throw new IllegalArgumentException("Could not resolve placeholder '" + placeholder + "'");
}
visitedPlaceholders.remove(placeholder);
} else {
startIndex = -1;
}
}
return buf.toString();
}
private int findPlaceholderEndIndex(CharSequence buf, int startIndex) {
int index = startIndex + this.placeholderPrefix.length();
int withinNestedPlaceholder = 0;
while (index < buf.length()) {
if (substringMatch(buf, index, this.placeholderSuffix)) {
if (withinNestedPlaceholder > 0) {
withinNestedPlaceholder--;
index = index + this.placeholderPrefix.length() - 1;
} else {
return index;
}
} else if (substringMatch(buf, index, this.placeholderPrefix)) {
withinNestedPlaceholder++;
index = index + this.placeholderPrefix.length();
} else {
index++;
}
}
return -1;
}
private boolean substringMatch(CharSequence str, int index, CharSequence substring) {
for (int j = 0; j < substring.length(); j++) {
int i = index + j;
if (i >= str.length() || str.charAt(i) != substring.charAt(j)) {
return false;
}
}
return true;
}
}

View file

@ -1,17 +0,0 @@
package org.xbib.content.settings;
/**
* A generic failure to handle settings.
*/
public class SettingsException extends RuntimeException {
private static final long serialVersionUID = -1833327708622505101L;
public SettingsException(String message) {
super(message);
}
public SettingsException(String message, Throwable cause) {
super(message, cause);
}
}

View file

@ -1,57 +0,0 @@
package org.xbib.content.settings;
import org.xbib.content.SettingsLoader;
import java.util.HashMap;
import java.util.Map;
import java.util.ServiceLoader;
import java.util.Set;
/**
* A settings loader service for loading {@link SettingsLoader} implementations.
*/
public final class SettingsLoaderService {
private final Map<Set<String>, SettingsLoader> settingsLoaderMap;
public SettingsLoaderService() {
this.settingsLoaderMap = new HashMap<>();
ServiceLoader<SettingsLoader> serviceLoader = ServiceLoader.load(SettingsLoader.class);
for (SettingsLoader settingsLoader : serviceLoader) {
if (!settingsLoaderMap.containsKey(settingsLoader.suffixes())) {
settingsLoaderMap.put(settingsLoader.suffixes(), settingsLoader);
}
}
}
/**
* Returns a {@link SettingsLoader} based on the resource name.
* @param resourceName the resource
* @return the settings loader
*/
public SettingsLoader loaderFromResource(String resourceName) {
for (Map.Entry<Set<String>, SettingsLoader> entry : settingsLoaderMap.entrySet()) {
Set<String> suffixes = entry.getKey();
for (String suffix : suffixes) {
if (resourceName.endsWith("." + suffix)) {
return entry.getValue();
}
}
}
throw new UnsupportedOperationException();
}
/**
* Returns a {@link SettingsLoader} based on the actual source.
* @param source the source
* @return the settings loader
*/
public SettingsLoader loaderFromString(String source) {
for (SettingsLoader loader : settingsLoaderMap.values()) {
if (loader.canLoad(source)) {
return loader;
}
}
throw new UnsupportedOperationException();
}
}

View file

@ -0,0 +1 @@
org.xbib.content.settings.ContentSettingsBuilder

View file

@ -0,0 +1 @@
org.xbib.content.settings.PropertiesSettingsLoader

View file

@ -10,7 +10,7 @@ import org.xbib.content.io.BytesArray;
import org.xbib.content.io.BytesReference; import org.xbib.content.io.BytesReference;
import org.xbib.content.json.JsonSettingsLoader; import org.xbib.content.json.JsonSettingsLoader;
import org.xbib.content.json.JsonXContent; import org.xbib.content.json.JsonXContent;
import org.xbib.content.settings.Settings; import org.xbib.content.Settings;
import java.io.ByteArrayInputStream; import java.io.ByteArrayInputStream;
import java.io.IOException; import java.io.IOException;
import java.io.StringReader; import java.io.StringReader;
@ -31,8 +31,8 @@ public class SettingsTest {
@Test @Test
public void testEmpty() { public void testEmpty() {
Settings settings = Settings.EMPTY_SETTINGS; Settings settings = Settings.emptySettings();
assertTrue(settings.getAsMap().isEmpty()); assertTrue(settings.isEmpty());
} }
@Test @Test
@ -134,7 +134,7 @@ public class SettingsTest {
@Test @Test
public void testPropertiesLoader() { public void testPropertiesLoader() {
Settings settings = Settings.settingsBuilder() Settings settings = Settings.settingsBuilder()
.loadFromStream(".properties", new ByteArrayInputStream("a.b=c".getBytes(StandardCharsets.UTF_8))) .loadFromResource(".properties", new ByteArrayInputStream("a.b=c".getBytes(StandardCharsets.UTF_8)))
.build(); .build();
assertEquals("{a.b=c}", settings.getAsMap().toString()); assertEquals("{a.b=c}", settings.getAsMap().toString());
} }

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@ -1,2 +0,0 @@
public class YamlTest {
}

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@ -5,5 +5,5 @@ pmd {
consoleOutput = false consoleOutput = false
toolVersion = "6.24.0" toolVersion = "6.24.0"
rulePriority = 5 rulePriority = 5
ruleSets = ["category/java/errorprone.xml", "category/java/bestpractices.xml"] ruleSets = ["category/java/bestpractices.xml"]
} }