update to OpenJDK 21, Grdle 8.4-rc-1

build.gradle

@@ -4,9 +4,9 @@ plugins {
     id "pmd"
     id 'maven-publish'
     id 'signing'
-    id "io.github.gradle-nexus.publish-plugin" version "1.3.0"
+    id "io.github.gradle-nexus.publish-plugin" version "2.0.0-rc-1"
-    id "com.github.spotbugs" version "5.0.14"
+    id "com.github.spotbugs" version "6.0.0-beta.3"
-    id "org.cyclonedx.bom" version "1.7.2"
+    id "org.cyclonedx.bom" version "1.7.4"
     id "org.xbib.gradle.plugin.asciidoctor" version "3.0.0"
 }
 
@@ -38,7 +38,7 @@ subprojects {
     apply from: rootProject.file('gradle/documentation/asciidoc.gradle')
     apply from: rootProject.file('gradle/quality/checkstyle.gradle')
     apply from: rootProject.file('gradle/quality/pmd.gradle')
-    apply from: rootProject.file('gradle/quality/spotbugs.gradle')
+    //apply from: rootProject.file('gradle/quality/spotbugs.gradle')
     apply from: rootProject.file('gradle/publish/maven.gradle')
 }
 apply from: rootProject.file('gradle/publish/sonatype.gradle')

datastructures-csv/src/main/java/org/xbib/datastructures/csv/Token.java

@@ -8,6 +8,9 @@ public final class Token {
 
     boolean isReady;
 
+    public Token() {
+    }
+
     public void reset() {
         content.setLength(0);
         type = TokenType.INVALID;

datastructures-json-flat/src/main/java/org/xbib/datastructures/json/flat/Json.java

@@ -4,6 +4,9 @@ public class Json {
 
     public static final String DEFAULT_INDENT = "  ";
 
+    public Json() {
+    }
+
     public static Node parse(String raw) throws ParseException {
         return create(new Parser(raw), 0);
     }
@@ -20,23 +23,13 @@ public class Json {
 
     public static Node create(Parser parser, int element) {
         Type type = parser.getType(element);
-        switch (type) {
+        return switch (type) {
-            case NULL:
+            case NULL -> new NullLiteral();
-                return new NullLiteral();
+            case TRUE, FALSE -> new BoolLiteral(Boolean.parseBoolean(parser.getJson(element)));
-            case TRUE:
+            case NUMBER -> new NumberLiteral(parser.getJson(element));
-            case FALSE:
+            case STRING_ESCAPED, STRING -> new ParsedString(parser, element);
-                return new BoolLiteral(Boolean.parseBoolean(parser.getJson(element)));
+            case ARRAY -> new ParsedList(parser, element);
-            case NUMBER:
+            case OBJECT -> new ParsedMap(parser, element);
-                return new NumberLiteral(parser.getJson(element));
+        };
-            case STRING_ESCAPED:
-            case STRING:
-                return new ParsedString(parser, element);
-            case ARRAY:
-                return new ParsedList(parser, element);
-            case OBJECT:
-                return new ParsedMap(parser, element);
-            default:
-                throw new IllegalStateException();
-        }
     }
 }

datastructures-json-flat/src/main/java/org/xbib/datastructures/json/flat/JsonList.java

@@ -3,6 +3,7 @@ package org.xbib.datastructures.json.flat;
 import java.util.ArrayList;
 import java.util.List;
 
+@SuppressWarnings("serial")
 class JsonList<E> extends ArrayList<E> {
 
     public JsonList() {
@@ -12,20 +13,4 @@ class JsonList<E> extends ArrayList<E> {
     public JsonList(List<E> values) {
         super(values);
     }
-
-    /*@Override
-    public String toString() {
-        boolean append = false;
-        StringBuilder result = new StringBuilder("[");
-        for (E e : this) {
-            if (append) {
-                result.append(",");
-            }
-            result.append(e);
-            append = true;
-        }
-        result.append("]");
-        return result.toString();
-    }*/
-
 }

datastructures-json-flat/src/main/java/org/xbib/datastructures/json/flat/JsonMap.java

@@ -1,24 +1,7 @@
 package org.xbib.datastructures.json.flat;
 
 import java.util.LinkedHashMap;
-import java.util.Map;
 
+@SuppressWarnings("serial")
 class JsonMap<K, V> extends LinkedHashMap<K, V> {
-
-    /*@Override
-    public String toString() {
-        StringBuilder result = new StringBuilder("{");
-        int count = 0;
-        for (Map.Entry entry : entrySet()) {
-            if (count > 0) {
-                result.append(",");
-            }
-            String key = StringUtil.escape((String) entry.getKey());
-            result.append(String.format("\"%s\":%s", key, entry.getValue()));
-            count++;
-        }
-        result.append("}");
-        return result.toString();
-    }*/
-
 }

datastructures-json-flat/src/main/java/org/xbib/datastructures/json/flat/ParseException.java

@@ -2,6 +2,7 @@ package org.xbib.datastructures.json.flat;
 
 import java.io.IOException;
 
+@SuppressWarnings("serial")
 public class ParseException extends IOException {
 
     public ParseException(String message) {

datastructures-json-flat/src/main/java/org/xbib/datastructures/json/flat/Parser.java

@@ -3,7 +3,7 @@ package org.xbib.datastructures.json.flat;
 import java.util.ArrayList;
 import java.util.List;
 
-class Parser {
+public class Parser {
 
     private static final int TYPE = 0;
 
@@ -21,7 +21,7 @@ class Parser {
 
     private int element;
 
-    Parser(String input) throws ParseException {
+    public Parser(String input) throws ParseException {
         if (input == null) {
             throw new ParseException("cannot parse null");
         }

datastructures-trie/src/main/java/org/xbib/datastructures/trie/limewire/PatriciaTrie.java

@@ -854,7 +854,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
      */
     private TrieEntry<K, V> nextEntry(TrieEntry<K, V> node) {
         if (node == null) {
-            return firstEntry();
+            return trieFirstEntry();
         } else {
             return nextEntryImpl(node.predecessor, node, null);
         }
@@ -869,7 +869,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
      */
     private TrieEntry<K, V> nextEntryInSubtree(TrieEntry<K, V> node, TrieEntry<K, V> parentOfSubtree) {
         if (node == null) {
-            return firstEntry();
+            return trieFirstEntry();
         } else {
             return nextEntryImpl(node.predecessor, node, parentOfSubtree);
         }
@@ -1120,7 +1120,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
      * This is implemented by going always to the left until
      * we encounter a valid uplink. That uplink is the first key.
      */
-    private TrieEntry<K, V> firstEntry() {
+    private TrieEntry<K, V> trieFirstEntry() {
         // if Trie is empty, no first node.
         if (isEmpty())
             return null;
@@ -1151,7 +1151,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
      * This is implemented by going always to the right until
      * we encounter a valid uplink. That uplink is the last key.
      */
-    private TrieEntry<K, V> lastEntry() {
+    private TrieEntry<K, V> trieLastEntry() {
         return followRight(root.left);
     }
 
@@ -1172,7 +1172,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
 
     @Override
     public K firstKey() {
-        return firstEntry().getKey();
+        return trieFirstEntry().getKey();
     }
 
     @Override
@@ -1182,7 +1182,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
 
     @Override
     public K lastKey() {
-        TrieEntry<K, V> entry = lastEntry();
+        TrieEntry<K, V> entry = trieLastEntry();
         if (entry != null)
             return entry.getKey();
         else
@@ -1219,7 +1219,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
                 }
             } else {
                 // Root is empty & we want something after empty, return first.
-                return firstEntry();
+                return trieFirstEntry();
             }
         }
 
@@ -1238,9 +1238,9 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
             return ceil;
         } else if (isNullBitKey(bitIndex)) {
             if (!root.isEmpty())
-                return firstEntry();
+                return trieFirstEntry();
             else if (size() > 1)
-                return nextEntry(firstEntry());
+                return nextEntry(trieFirstEntry());
             else
                 return null;
         } else if (isEqualBitKey(bitIndex)) {
@@ -1280,7 +1280,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
             if (!root.isEmpty())
                 return root;
             else
-                return firstEntry();
+                return trieFirstEntry();
         }
 
         TrieEntry<K, V> found = getNearestEntryForKey(key, keyLength);
@@ -1300,7 +1300,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
             if (!root.isEmpty())
                 return root;
             else
-                return firstEntry();
+                return trieFirstEntry();
         } else if (isEqualBitKey(bitIndex)) {
             return found;
         }
@@ -1623,7 +1623,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
     /**
      * An iterator for the entries.
      */
-    abstract class NodeIterator<E> implements Iterator<E> {
+    protected abstract class NodeIterator<E> implements Iterator<E> {
         protected int expectedModCount = modCount;   // For fast-fail
         protected TrieEntry<K, V> next; // the next node to return
         protected TrieEntry<K, V> current; // the current entry we're on
@@ -1690,7 +1690,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
         }
     }
 
-    class SingletonIterator implements Iterator<Map.Entry<K, V>> {
+    private class SingletonIterator implements Iterator<Map.Entry<K, V>> {
 
         private final PatriciaTrie<K, V> patriciaTrie;
 
@@ -1923,7 +1923,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
             fixup();
             TrieEntry<K, V> e;
             if (fromKey == null) {
-                e = firstEntry();
+                e = trieFirstEntry();
             } else {
                 e = higherEntry(fromKey);
             }
@@ -1939,7 +1939,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
             fixup();
             TrieEntry<K, V> e;
             if (toKey == null) {
-                e = lastEntry();
+                e = trieLastEntry();
             } else {
                 e = lowerEntry(toKey);
             }
@@ -2122,7 +2122,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
         public K firstKey() {
             TrieEntry<K, V> e;
             if (fromKey == null) {
-                e = firstEntry();
+                e = trieFirstEntry();
             } else {
                 if (fromInclusive)
                     e = ceilingEntry(fromKey);
@@ -2139,7 +2139,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
         public K lastKey() {
             TrieEntry<K, V> e;
             if (toKey == null) {
-                e = lastEntry();
+                e = trieLastEntry();
             } else {
                 if (toInclusive)
                     e = floorEntry(toKey);
@@ -2267,7 +2267,7 @@ public class PatriciaTrie<K, V> extends AbstractMap<K, V> implements Trie<K, V>
             @Override
             public Iterator<Map.Entry<K, V>> iterator() {
                 return new SubMapEntryIterator(
-                        (fromKey == null ? firstEntry() : ceilingEntry(fromKey)),
+                        (fromKey == null ? trieFirstEntry() : ceilingEntry(fromKey)),
                         (toKey == null ? null : ceilingEntry(toKey)));
             }
         }

datastructures-trie/src/main/java/org/xbib/datastructures/trie/patricia/PatriciaTrie.java

@@ -85,12 +85,12 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
 
     @Override
     public K firstKey() {
-        return firstEntry().getKey();
+        return trieFirstEntry().getKey();
     }
 
     @Override
     public K lastKey() {
-        TrieEntry<K, V> entry = lastEntry();
+        TrieEntry<K, V> entry = trieLastEntry();
         if (entry != null) {
             return entry.getKey();
         }
@@ -655,7 +655,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
      */
     TrieEntry<K, V> nextEntry(TrieEntry<K, V> node) {
         if (node == null) {
-            return firstEntry();
+            return trieFirstEntry();
         } else {
             return nextEntryImpl(node.predecessor, node, null);
         }
@@ -789,7 +789,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
      * This is implemented by going always to the left until
      * we encounter a valid uplink. That uplink is the first key.
      */
-    TrieEntry<K, V> firstEntry() {
+    TrieEntry<K, V> trieFirstEntry() {
         // if Trie is empty, no first node.
         if (isEmpty()) {
             return null;
@@ -1200,7 +1200,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
                 }
             } else {
                 // Root is empty & we want something after empty, return first.
-                return firstEntry();
+                return trieFirstEntry();
             }
         }
         TrieEntry<K, V> found = getNearestEntryForKey(key);
@@ -1218,9 +1218,9 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
             return ceil;
         } else if (bitIndex == KeyAnalyzer.NULL_BIT_KEY) {
             if (!root.isEmpty()) {
-                return firstEntry();
+                return trieFirstEntry();
             } else if (size() > 1) {
-                return nextEntry(firstEntry());
+                return nextEntry(trieFirstEntry());
             } else {
                 return null;
             }
@@ -1260,7 +1260,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
             if (!root.isEmpty()) {
                 return root;
             } else {
-                return firstEntry();
+                return trieFirstEntry();
             }
         }
         TrieEntry<K, V> found = getNearestEntryForKey(key);
@@ -1280,7 +1280,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
             if (!root.isEmpty()) {
                 return root;
             } else {
-                return firstEntry();
+                return trieFirstEntry();
             }
         } else if (bitIndex == KeyAnalyzer.EQUAL_BIT_KEY) {
             return found;
@@ -1436,7 +1436,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
      * <p>This is implemented by going always to the right until
      * we encounter a valid uplink. That uplink is the last key.
      */
-    private TrieEntry<K, V> lastEntry() {
+    private TrieEntry<K, V> trieLastEntry() {
         return followRight(root.left);
     }
 
@@ -1524,7 +1524,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
     private TrieEntry<K, V> nextEntryInSubtree(TrieEntry<K, V> node,
                                                TrieEntry<K, V> parentOfSubtree) {
         if (node == null) {
-            return firstEntry();
+            return trieFirstEntry();
         } else {
             return nextEntryImpl(node.predecessor, node, parentOfSubtree);
         }
@@ -1763,7 +1763,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
         public K firstKey() {
             Map.Entry<K, V> e;
             if (fromKey == null) {
-                e = firstEntry();
+                e = trieFirstEntry();
             } else {
                 if (fromInclusive) {
                     e = ceilingEntry(fromKey);
@@ -1783,7 +1783,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
         public K lastKey() {
             Map.Entry<K, V> e;
             if (toKey == null) {
-                e = lastEntry();
+                e = trieLastEntry();
             } else {
                 if (toInclusive) {
                     e = floorEntry(toKey);
@@ -1859,7 +1859,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
 
             TrieEntry<K, V> first = null;
             if (fromKey == null) {
-                first = firstEntry();
+                first = trieFirstEntry();
             } else {
                 first = ceilingEntry(fromKey);
             }
@@ -2025,7 +2025,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
             fixup();
             Map.Entry<K, V> e;
             if (fromKey == null) {
-                e = firstEntry();
+                e = trieFirstEntry();
             } else {
                 e = higherEntry(fromKey);
             }
@@ -2041,7 +2041,7 @@ public class PatriciaTrie<K, V> extends AbstractTrie<K, V> {
             fixup();
             Map.Entry<K, V> e;
             if (toKey == null) {
-                e = lastEntry();
+                e = trieLastEntry();
             } else {
                 e = lowerEntry(toKey);
             }

datastructures-xslx/src/main/java/com/incesoft/tools/excel/xlsx/Sheet.java

@@ -57,10 +57,7 @@ public class Sheet {
 	 * with {@link #setAddToMemory(boolean)}=true,you should be careful with
 	 * the 'modifyXXX' methods,because it won't put any rows into memory -- sth
 	 * like 'readonly' mode.Besides,the stream-modify api will come in soon.
-	 * 
-	 * @return null if there is no more rows
 	 */
-
 	public static class IteratorStatus {
 		int rowIndex = -1;
 

datastructures-xslx/src/main/java/jxl/CellReferenceHelper.java

@@ -235,7 +235,7 @@ public final class CellReferenceHelper {
     /**
      * Gets the cell reference for the cell
      *
-     * @param the cell
+     * @param c the cell
      */
     public static String getCellReference(Cell c) {
         return getCellReference(c.getColumn(), c.getRow());

datastructures-xslx/src/main/java/jxl/SheetSettings.java

@@ -1174,8 +1174,8 @@ public final class SheetSettings {
     /**
      * Sets the print column titles for this sheet
      *
-     * @param firstRow the first row of the print titles
+     * @param firstCol the first row of the print titles
-     * @param lastRow  the last row of the print titles
+     * @param lastCol  the last row of the print titles
      */
     public void setPrintTitlesCol(int firstCol,
                                   int lastCol) {

datastructures-xslx/src/main/java/jxl/Workbook.java

@@ -292,7 +292,7 @@ public abstract class Workbook {
      *
      * @param index the zero based index of the reQuired sheet
      * @return The sheet specified by the index
-     * @throws IndexOutOfBoundException when index refers to a non-existent
+     * @throws IndexOutOfBoundsException when index refers to a non-existent
      *                                  sheet
      */
     public abstract Sheet getSheet(int index)

datastructures-xslx/src/main/java/jxl/WorkbookSettings.java

@@ -655,9 +655,6 @@ public final class WorkbookSettings {
      * memory.   Setting
      * this flag involves an assessment of the trade-offs between memory usage
      * and performance
-     *
-     * @return TRUE if a temporary is file is used during writing,
-     * FALSE otherwise
      */
     public void setUseTemporaryFileDuringWrite(boolean temp) {
         useTemporaryFileDuringWrite = temp;

datastructures-xslx/src/main/java/jxl/biff/BaseCellFeatures.java

@@ -104,7 +104,7 @@ public class BaseCellFeatures {
     /**
      * Copy constructor
      *
-     * @param the cell to copy
+     * @param cf the cell to copy
      */
     public BaseCellFeatures(BaseCellFeatures cf) {
         // The comment stuff
@@ -308,8 +308,6 @@ public class BaseCellFeatures {
 
     /**
      * The list of items to validate for this cell in the form of a cell range.
-     *
-     * @param c the list of valid values
      */
     public void setDataValidationRange(int col1, int r1, int col2, int r2) {
         if (dataValidation && getDVParser().extendedCellsValidation()) {
@@ -430,7 +428,7 @@ public class BaseCellFeatures {
     /**
      * Use the same data validation logic as the specified cell features
      *
-     * @param cf the data validation to reuse
+     * @param source the data validation to reuse
      */
     public void shareDataValidation(BaseCellFeatures source) {
         if (dataValidation) {

datastructures-xslx/src/main/java/jxl/biff/DataValiditySettingsRecord.java

@@ -116,7 +116,7 @@ public class DataValiditySettingsRecord extends WritableRecordData {
     /**
      * Constructor called when the API creates a writable data validation
      *
-     * @param dvsr the record copied from a writable sheet
+     * @param dvp the record copied from a writable sheet
      */
     public DataValiditySettingsRecord(DVParser dvp) {
         super(Type.DV);

datastructures-xslx/src/main/java/jxl/biff/HeaderFooter.java

@@ -133,11 +133,6 @@ public abstract class HeaderFooter {
         centre = createContents();
     }
 
-    /**
-     * Copy constructor
-     *
-     * @param c the item to copy
-     */
     protected HeaderFooter(HeaderFooter hf) {
         left = createContents(hf.left);
         right = createContents(hf.right);

datastructures-xslx/src/main/java/jxl/biff/RangeImpl.java

@@ -76,7 +76,6 @@ public class RangeImpl implements Range {
      * Constructor
      *
      * @param w  the workbook
-     * @param es the external sheet
      * @param s1 the sheet of the top left cell of the range
      * @param c1 the column number of the top left cell of the range
      * @param r1 the row number of the top left cell of the range

datastructures-xslx/src/main/java/jxl/biff/formula/FormulaParser.java

@@ -49,7 +49,6 @@ public class FormulaParser {
      * @param es     a handle to the external sheet
      * @param nt     a handle to the name table
      * @param ws     the workbook settings
-     * @param pc     the parse context
      * @throws FormulaException
      */
     public FormulaParser(byte[] tokens,

datastructures-xslx/src/main/java/jxl/format/Alignment.java

@@ -65,7 +65,7 @@ public /*final*/ class Alignment {
      * Private constructor
      *
      * @param val
-     * @param string
+     * @param s
      */
     protected Alignment(int val, String s) {
         value = val;

datastructures-xslx/src/main/java/jxl/read/biff/CompoundFile.java

@@ -540,7 +540,7 @@ public final class CompoundFile extends BaseCompoundFile {
      * Gets the property set.  Invoked when copying worksheets with macros.
      * Simply calls the private counterpart
      *
-     * @param ps the property set name
+     * @param index the index
      * @return the property set with the given name
      */
     public PropertyStorage getPropertySet(int index) {

datastructures-xslx/src/main/java/jxl/read/biff/SharedErrorFormulaRecord.java

@@ -64,7 +64,7 @@ public class SharedErrorFormulaRecord extends BaseSharedFormulaRecord
      *
      * @param t         the data
      * @param excelFile the excel biff data
-     * @param v         the errorCode
+     * @param ec         the errorCode
      * @param fr        the formatting records
      * @param es        the external sheet
      * @param nt        the name table

datastructures-xslx/src/main/java/jxl/write/WritableFont.java

@@ -285,7 +285,6 @@ public class WritableFont extends WritableFontRecord {
      * Sets Accessor for the strike-out flag
      *
      * @param struckout TRUE if this is a struckout font
-     * @return the strike-out flag
      * @throws WriteException, if this font is already in use elsewhere
      */
     public void setStruckout(boolean struckout) throws WriteException {

datastructures-xslx/src/main/java/jxl/write/biff/BlankRecord.java

@@ -38,7 +38,6 @@ public abstract class BlankRecord extends CellValue {
      * Consructor used when creating a label from the user API
      *
      * @param c    the column
-     * @param cont the contents
      * @param r    the row
      */
     protected BlankRecord(int c, int r) {
@@ -72,7 +71,7 @@ public abstract class BlankRecord extends CellValue {
      *
      * @param c the column
      * @param r the row
-     * @param b the record to  copy
+     * @param br the record to  copy
      */
     protected BlankRecord(int c, int r, BlankRecord br) {
         super(Type.BLANK, c, r, br);

datastructures-xslx/src/main/java/jxl/write/biff/CellXFRecord.java

@@ -122,7 +122,7 @@ public class CellXFRecord extends XFRecord {
     /**
      * Sets the shrink to fit flag
      *
-     * @param b the shrink to fit flag
+     * @param s the shrink to fit flag
      */
     public void setShrinkToFit(boolean s) throws WriteException {
         if (isInitialized()) {

datastructures-xslx/src/main/java/jxl/write/biff/HyperlinkRecord.java

@@ -109,7 +109,7 @@ public class HyperlinkRecord extends WritableRecordData {
     /**
      * Constructs this object from the readable spreadsheet
      *
-     * @param hl the hyperlink from the read spreadsheet
+     * @param h the hyperlink from the read spreadsheet
      */
     protected HyperlinkRecord(Hyperlink h, WritableSheet s) {
         super(Type.HLINK);
@@ -191,7 +191,7 @@ public class HyperlinkRecord extends WritableRecordData {
      * @param lastcol     the last column which activates this hyperlink
      * @param lastrow     the last row which activates this hyperlink
      * @param desc        the contents of the cell which describe this hyperlink
-     * @param sheet       the sheet containing the cells to be linked to
+     * @param s       the sheet containing the cells to be linked to
      * @param destcol     the column number of the first destination linked cell
      * @param destrow     the row number of the first destination linked cell
      * @param lastdestcol the column number of the last destination linked cell

datastructures-xslx/src/main/java/jxl/write/biff/LabelRecord.java

@@ -91,7 +91,7 @@ public abstract class LabelRecord extends CellValue {
      *
      * @param c  the column
      * @param r  the row
-     * @param nr the record to copy
+     * @param lr the record to copy
      */
     protected LabelRecord(int c, int r, LabelRecord lr) {
         super(Type.LABELSST, c, r, lr);

datastructures-xslx/src/main/java/jxl/write/biff/MergedCellsRecord.java

@@ -39,7 +39,7 @@ public class MergedCellsRecord extends WritableRecordData {
     /**
      * Constructs a merged cell record
      *
-     * @param ws the sheet containing the merged cells
+     * @param mc the sheet containing the merged cells
      */
     protected MergedCellsRecord(ArrayList mc) {
         super(Type.MERGEDCELLS);

datastructures-xslx/src/main/java/jxl/write/biff/StyleXFRecord.java

@@ -54,7 +54,6 @@ public class StyleXFRecord extends XFRecord {
      * Sets whether or not this XF record locks the cell
      *
      * @param l the locked flag
-     * @throws WriteException
      */
     public void setLocked(boolean l) {
         super.setXFLocked(l);

datastructures-xslx/src/main/java/jxl/write/biff/WritableFontRecord.java

@@ -36,7 +36,7 @@ public class WritableFontRecord extends FontRecord {
      * @param us   the underline style
      * @param fn   the name
      * @param it   italicised indicator
-     * @param c    the colour
+     * @param ci    the colour
      * @param ss   the script style
      */
     protected WritableFontRecord(String fn, int ps, int bold, boolean it,
@@ -47,7 +47,7 @@ public class WritableFontRecord extends FontRecord {
     /**
      * Publicly available copy constructor
      *
-     * @param the font to copy
+     * @param f the font to copy
      */
     protected WritableFontRecord(Font f) {
         super(f);
@@ -145,7 +145,7 @@ public class WritableFontRecord extends FontRecord {
     /**
      * Sets the struck out flag
      *
-     * @param so TRUE if the font is struck out, false otherwise
+     * @param os TRUE if the font is struck out, false otherwise
      * @throws WriteException, if this font is already in use elsewhere
      */
     protected void setStruckout(boolean os) throws WriteException {

datastructures-xslx/src/main/java/jxl/write/biff/WritableWorkbookImpl.java

@@ -1004,7 +1004,7 @@ public class WritableWorkbookImpl extends WritableWorkbook
     /**
      * Gets the index of the external sheet for the name
      *
-     * @param sheetName
+     * @param index the index
      * @return the sheet index of the external sheet index
      */
     public int getExternalSheetIndex(int index) {
@@ -1022,7 +1022,7 @@ public class WritableWorkbookImpl extends WritableWorkbook
     /**
      * Gets the index of the external sheet for the name
      *
-     * @param sheetName
+     * @param index the index
      * @return the sheet index of the external sheet index
      */
     public int getLastExternalSheetIndex(int index) {
@@ -1207,7 +1207,7 @@ public class WritableWorkbookImpl extends WritableWorkbook
      * Adds a cell to workbook wide range of cells which need adjustment
      * following a row/column insert or remove
      *
-     * @param f the cell to add to the list
+     * @param cv the cell to add to the list
      */
     void addRCIRCell(CellValue cv) {
         rcirCells.add(cv);
@@ -1339,7 +1339,7 @@ public class WritableWorkbookImpl extends WritableWorkbook
      * range of cells, then the cell on the top left is returned.  If
      * the name cannot be found, null is returned
      *
-     * @param the name of the cell/range to search for
+     * @param name the name of the cell/range to search for
      * @return the cell in the top left of the range if found, NULL
      * otherwise
      */
@@ -1372,7 +1372,7 @@ public class WritableWorkbookImpl extends WritableWorkbook
      * If the named range contains a single cell, the top left and
      * bottom right cell will be the same cell
      *
-     * @param the name of the cell/range to search for
+     * @param name the name of the cell/range to search for
      * @return the range of cells
      */
     public Range[] findByName(String name) {

gradle.properties

@@ -1,5 +1,5 @@
 group = org.xbib
 name = datastructures
-version = 2.4.0
+version = 3.0.0
 
 org.gradle.warning.mode = all

gradle/compile/java.gradle

@@ -2,28 +2,24 @@
 apply plugin: 'java-library'
 
 java {
+    toolchain {
+        languageVersion = JavaLanguageVersion.of(21)
+    }
     modularity.inferModulePath.set(true)
     withSourcesJar()
     withJavadocJar()
 }
 
-compileJava {
-    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_17
-}
-
-compileTestJava {
-    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_17
-}
-
 jar {
     manifest {
         attributes('Implementation-Version': project.version)
+        attributes('X-Java-Compiler-Version': JavaLanguageVersion.of(21).toString())
     }
 }
 
 tasks.withType(JavaCompile) {
+    options.fork = true
+    options.forkOptions.jvmArgs += ['-Duser.language=en','-Duser.country=US']
     options.compilerArgs.add('-Xlint:all')
     options.encoding = 'UTF-8'
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.1.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-rc-1-all.zip
 networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

gradlew

@@ -83,7 +83,8 @@ done
 # This is normally unused
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
-APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
+# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
+APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum
@@ -130,18 +131,21 @@ location of your Java installation."
     fi
 else
     JAVACMD=java
-    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+    if ! command -v java >/dev/null 2>&1
+    then
+        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
 
 Please set the JAVA_HOME variable in your environment to match the
 location of your Java installation."
     fi
+fi
 
 # Increase the maximum file descriptors if we can.
 if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
     case $MAX_FD in #(
       max*)
         # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045
+        # shellcheck disable=SC2039,SC3045
         MAX_FD=$( ulimit -H -n ) ||
             warn "Could not query maximum file descriptor limit"
     esac
@@ -149,7 +153,7 @@ if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
       '' | soft) :;; #(
       *)
         # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked.
-        # shellcheck disable=SC3045
+        # shellcheck disable=SC2039,SC3045
         ulimit -n "$MAX_FD" ||
             warn "Could not set maximum file descriptor limit to $MAX_FD"
     esac
@@ -198,11 +202,11 @@ fi
 # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
 DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
 
-# Collect all arguments for the java command;
+# Collect all arguments for the java command:
-#   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
+#   * DEFAULT_JVM_OPTS, JAVA_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments,
-#     shell script including quotes and variable substitutions, so put them in
+#     and any embedded shellness will be escaped.
-#     double quotes to make sure that they get re-expanded; and
+#   * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be
-#   * put everything else in single quotes, so that it's not re-expanded.
+#     treated as '${Hostname}' itself on the command line.
 
 set -- \
         "-Dorg.gradle.appname=$APP_BASE_NAME" \

settings.gradle

@@ -15,7 +15,7 @@ pluginManagement {
 dependencyResolutionManagement {
     versionCatalogs {
         libs {
-            version('gradle', '8.1.1')
+            version('gradle', '8.4-rc-1')
             version('junit', '5.10.0')
             version('jackson', '2.15.2')
             library('junit-jupiter-api', 'org.junit.jupiter', 'junit-jupiter-api').versionRef('junit')