com.android.tools.build.apkzlib.zip

Class CentralDirectoryHeaderCompressInfo

java.lang.Object

com.android.tools.build.apkzlib.zip.CentralDirectoryHeaderCompressInfo

public class CentralDirectoryHeaderCompressInfo
extends java.lang.Object

Information stored in the CentralDirectoryHeader that is related to compression and may need to be computed lazily.

Field Summary

Fields

Modifier and Type	Field and Description
static long	VERSION_WITH_CENTRAL_FILE_ENCRYPTION Version of zip file that uses central file encryption and version 2 of the Zip64 EOCD
static long	VERSION_WITH_DIRECTORIES_AND_DEFLATE Version of zip file that only supports directories and deflated files.
static long	VERSION_WITH_STORE_FILES_ONLY Version of zip file that only supports stored files.
static long	VERSION_WITH_ZIP64_EXTENSIONS Version of zip file that only supports ZIP64 format extensions

Constructor Summary

Constructors

Constructor and Description
CentralDirectoryHeaderCompressInfo(CentralDirectoryHeader header, CompressionMethod method, long compressedSize) Creates new compression information for the central directory header.
CentralDirectoryHeaderCompressInfo(CompressionMethod method, long compressedSize, long versionToExtract) Creates new compression information for the central directory header.

Method Summary

Modifier and Type	Method and Description
long	getCompressedSize() Obtains the compression data size.
CompressionMethod	getMethod() Obtains the compression method.

Methods inherited from class java.lang.Object

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

Field Detail

VERSION_WITH_STORE_FILES_ONLY

public static final long VERSION_WITH_STORE_FILES_ONLY

Version of zip file that only supports stored files.

See Also:

Constant Field Values

VERSION_WITH_DIRECTORIES_AND_DEFLATE

public static final long VERSION_WITH_DIRECTORIES_AND_DEFLATE

Version of zip file that only supports directories and deflated files.

See Also:

Constant Field Values

VERSION_WITH_ZIP64_EXTENSIONS

public static final long VERSION_WITH_ZIP64_EXTENSIONS

Version of zip file that only supports ZIP64 format extensions

See Also:

Constant Field Values

VERSION_WITH_CENTRAL_FILE_ENCRYPTION

public static final long VERSION_WITH_CENTRAL_FILE_ENCRYPTION

Version of zip file that uses central file encryption and version 2 of the Zip64 EOCD

See Also:

Constant Field Values

Constructor Detail

CentralDirectoryHeaderCompressInfo

public CentralDirectoryHeaderCompressInfo(CompressionMethod method,
                                          long compressedSize,
                                          long versionToExtract)

Creates new compression information for the central directory header.

Parameters:

method - the compression method

compressedSize - the compressed size

versionToExtract - minimum version to extract (typically VERSION_WITH_STORE_FILES_ONLY or VERSION_WITH_DIRECTORIES_AND_DEFLATE)

CentralDirectoryHeaderCompressInfo

public CentralDirectoryHeaderCompressInfo(CentralDirectoryHeader header,
                                          CompressionMethod method,
                                          long compressedSize)

Creates new compression information for the central directory header.

Parameters:

header - the header this information relates to

method - the compression method

compressedSize - the compressed size

Method Detail

getCompressedSize

public long getCompressedSize()

Obtains the compression data size.

Returns:

the compressed data size

getMethod

public CompressionMethod getMethod()

Obtains the compression method.

Returns:

the compression method