org.codehaus.plexus.archiver.zip
Class ExtraFieldUtils

java.lang.Object
  org.codehaus.plexus.archiver.zip.ExtraFieldUtils

public class ExtraFieldUtils
extends Object

ZipExtraField related methods

Version:

$Revision$ $Date$ from org.apache.ant.tools.zip.ExtraFieldUtils v1.9

Constructor Summary

ExtraFieldUtils()

Method Summary

static ZipExtraField	createExtraField(ZipShort headerId) Create an instance of the approriate ExtraField, falls back to UnrecognizedExtraField.
static byte[]	mergeCentralDirectoryData(ZipExtraField[] data) Merges the central directory fields of the given ZipExtraFields.
static byte[]	mergeLocalFileDataData(ZipExtraField[] data) Merges the local file data fields of the given ZipExtraFields.
static ZipExtraField[]	parse(byte[] data) Split the array into ExtraFields and populate them with the give data.
static void	register(Class c) Register a ZipExtraField implementation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ExtraFieldUtils

public ExtraFieldUtils()

Method Detail

register

public static void register(Class c)

Register a ZipExtraField implementation.

The given class must have a no-arg constructor and implement the ZipExtraField interface.

Since:

1.1

createExtraField

public static ZipExtraField createExtraField(ZipShort headerId)
                                      throws InstantiationException,
                                             IllegalAccessException

Create an instance of the approriate ExtraField, falls back to UnrecognizedExtraField.

Throws:

InstantiationException

IllegalAccessException

Since:

1.1

parse

public static ZipExtraField[] parse(byte[] data)
                             throws ZipException

Split the array into ExtraFields and populate them with the give data.

Throws:

ZipException

Since:

1.1

mergeLocalFileDataData

public static byte[] mergeLocalFileDataData(ZipExtraField[] data)

Merges the local file data fields of the given ZipExtraFields.

Since:

1.1

mergeCentralDirectoryData

public static byte[] mergeCentralDirectoryData(ZipExtraField[] data)

Merges the central directory fields of the given ZipExtraFields.

Since:

1.1