org.apache.tools.zip

Class JarMarker

Implemented Interfaces:
ZipExtraField

public final class JarMarker
extends java.lang.Object
implements ZipExtraField

If this extra field is added as the very first extra field of the archive, Solaris will consider it an executable jar file.
Since:
Ant 1.6.3

Constructor Summary

JarMarker()

Method Summary

byte[]
getCentralDirectoryData()
The actual data to put central directory - without Header-ID or length specifier.
ZipShort
getCentralDirectoryLength()
Length of the extra field in the central directory - without Header-ID or length specifier.
ZipShort
getHeaderId()
The Header-ID.
static JarMarker
getInstance()
Since JarMarker is stateless we can always use the same instance.
byte[]
getLocalFileDataData()
The actual data to put into local file data - without Header-ID or length specifier.
ZipShort
getLocalFileDataLength()
Length of the extra field in the local file data - without Header-ID or length specifier.
void
parseFromLocalFileData(byte[] data, int offset, int length)
Populate data from this array as if it was in local file data.

Constructor Details

JarMarker

public JarMarker()

Method Details

getCentralDirectoryData

public byte[] getCentralDirectoryData()
The actual data to put central directory - without Header-ID or length specifier.
Specified by:
getCentralDirectoryData in interface ZipExtraField
Returns:
the data

getCentralDirectoryLength

public ZipShort getCentralDirectoryLength()
Length of the extra field in the central directory - without Header-ID or length specifier.
Specified by:
getCentralDirectoryLength in interface ZipExtraField
Returns:
0

getHeaderId

public ZipShort getHeaderId()
The Header-ID.
Specified by:
getHeaderId in interface ZipExtraField
Returns:
the header id

getInstance

public static JarMarker getInstance()
Since JarMarker is stateless we can always use the same instance.

getLocalFileDataData

public byte[] getLocalFileDataData()
The actual data to put into local file data - without Header-ID or length specifier.
Specified by:
getLocalFileDataData in interface ZipExtraField
Returns:
the data
Since:
1.1

getLocalFileDataLength

public ZipShort getLocalFileDataLength()
Length of the extra field in the local file data - without Header-ID or length specifier.
Specified by:
getLocalFileDataLength in interface ZipExtraField
Returns:
0

parseFromLocalFileData

public void parseFromLocalFileData(byte[] data,
                                   int offset,
                                   int length)
            throws ZipException
Populate data from this array as if it was in local file data.
Specified by:
parseFromLocalFileData in interface ZipExtraField
Parameters:
data - an array of bytes
offset - the start offset
length - the number of bytes in the array from offset

Copyright B) 2000-2006 Apache Software Foundation. All Rights Reserved.