You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
88 lines
2.2 KiB
Java
88 lines
2.2 KiB
Java
package org.xbib.gradle.plugin.shadow.zip;
|
|
|
|
import java.util.zip.ZipException;
|
|
|
|
/**
|
|
* If this extra field is added as the very first extra field of the
|
|
* archive, Solaris will consider it an executable jar file.
|
|
*/
|
|
public final class JarMarker implements ZipExtraField {
|
|
|
|
private static final ZipShort ID = new ZipShort(0xCAFE);
|
|
private static final ZipShort NULL = new ZipShort(0);
|
|
private static final byte[] NO_BYTES = new byte[0];
|
|
private static final JarMarker DEFAULT = new JarMarker();
|
|
|
|
/** No-arg constructor */
|
|
public JarMarker() {
|
|
// empty
|
|
}
|
|
|
|
/**
|
|
* Since JarMarker is stateless we can always use the same instance.
|
|
* @return the DEFAULT jarmaker.
|
|
*/
|
|
public static JarMarker getInstance() {
|
|
return DEFAULT;
|
|
}
|
|
|
|
/**
|
|
* The Header-ID.
|
|
* @return the header id
|
|
*/
|
|
public ZipShort getHeaderId() {
|
|
return ID;
|
|
}
|
|
|
|
/**
|
|
* Length of the extra field in the local file data - without
|
|
* Header-ID or length specifier.
|
|
* @return 0
|
|
*/
|
|
public ZipShort getLocalFileDataLength() {
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* Length of the extra field in the central directory - without
|
|
* Header-ID or length specifier.
|
|
* @return 0
|
|
*/
|
|
public ZipShort getCentralDirectoryLength() {
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* The actual data to put into local file data - without Header-ID
|
|
* or length specifier.
|
|
* @return the data
|
|
*/
|
|
public byte[] getLocalFileDataData() {
|
|
return NO_BYTES;
|
|
}
|
|
|
|
/**
|
|
* The actual data to put central directory - without Header-ID or
|
|
* length specifier.
|
|
* @return the data
|
|
*/
|
|
public byte[] getCentralDirectoryData() {
|
|
return NO_BYTES;
|
|
}
|
|
|
|
/**
|
|
* Populate data from this array as if it was in local file data.
|
|
* @param data an array of bytes
|
|
* @param offset the start offset
|
|
* @param length the number of bytes in the array from offset
|
|
*
|
|
* @throws ZipException on error
|
|
*/
|
|
public void parseFromLocalFileData(byte[] data, int offset, int length)
|
|
throws ZipException {
|
|
if (length != 0) {
|
|
throw new ZipException("JarMarker doesn't expect any data");
|
|
}
|
|
}
|
|
}
|