Package org.openpreservation.format.zip

Class Zips

java.lang.Object

org.openpreservation.format.zip.Zips

public final class Zips
extends Object

Utility class for working with ZipArchives.

Method Summary

Modifier and Type	Method	Description
static final ZipEntryProcessor	extractorInstance(Path root, boolean extractDirectories)	Create a ZipEntryProcessor instance that processes the entries and extracts them to the supplied root Path.
static final ZipProcessor.Factory	factoryInstance()	Create a ZipProcessor.Factory instance that can be used to create ZipProcessor instances.
static final ZipArchiveCache	zipArchiveCacheInstance(File file)	Create a ZipArchiveCache instance that caches the contents of the archive and provides access to the InputStreams.
static final ZipArchiveCache	zipArchiveCacheInstance(Path path)	Create a ZipArchiveCache instance that caches the contents of the archive and provides access to the Paths.
static final ZipArchiveCache	zipArchiveCacheInstance(ZipArchive archive, Map<String,byte[]> cache)	Create a ZipArchiveCache instance that caches the contents of the archive and provides access to the InputStreams.
static final ZipEntry	zipEntryInstance(String name, int size, int compressedSize, int crc32, int method, boolean isDirectory, byte[] extra)

Methods inherited from class java.lang.Object

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

Method Details

extractorInstance

public static final ZipEntryProcessor extractorInstance(Path root,
 boolean extractDirectories)

Create a ZipEntryProcessor instance that processes the entries and extracts them to the supplied root Path.

Parameters:

root - the root Path to extract the entries to

extractDirectories - true to extract directories, false to ignore them

Returns:

a ZipEntryProcessor that processes the entries and extracts them to the supplied root Path

factoryInstance

public static final ZipProcessor.Factory factoryInstance()

Create a ZipProcessor.Factory instance that can be used to create ZipProcessor instances.

Returns:

a ZipProcessor.Factory

zipArchiveCacheInstance

public static final ZipArchiveCache zipArchiveCacheInstance(ZipArchive archive,
 Map<String,byte[]> cache)

Create a ZipArchiveCache instance that caches the contents of the archive and provides access to the InputStreams.

Parameters:

archive - the ZipArchive to cache

cache - the Map to use for caching

Returns:

a ZipArchiveCache instance that caches the contents of the archive and provides access to the InputStreams

zipArchiveCacheInstance

public static final ZipArchiveCache zipArchiveCacheInstance(File file)
                                                     throws IOException

Create a ZipArchiveCache instance that caches the contents of the archive and provides access to the InputStreams.

Parameters:

file - the File to cache

Returns:

a ZipArchiveCache instance that caches the contents of the archive and provides access to the InputStreams

Throws:

IOException

zipArchiveCacheInstance

public static final ZipArchiveCache zipArchiveCacheInstance(Path path)
                                                     throws IOException

Create a ZipArchiveCache instance that caches the contents of the archive and provides access to the Paths.

Parameters:

path - the Path to cache

Returns:

a ZipArchiveCache instance that caches the contents of the archive and provides access to the InputStreams

Throws:

IOException

zipEntryInstance

public static final ZipEntry zipEntryInstance(String name,
 int size,
 int compressedSize,
 int crc32,
 int method,
 boolean isDirectory,
 byte[] extra)