com.kheops.util

Class CompressionUtils

java.lang.Object

com.kheops.util.CompressionUtils

public class CompressionUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
CompressionUtils()

Method Summary

Modifier and Type	Method and Description
static byte[]	compress(byte[] data)
static byte[]	decompress(byte[] data)
static boolean	unzipFile(java.io.File source, java.io.File dest) Unzips the content of the specified compressed file to the specified destination directory.
static boolean	zipDirectory(java.io.File source, java.io.File dest, boolean recursive) Zips the content of the specified directory to the specified destination file.
static boolean	zipDirectory(java.io.File source, java.io.OutputStream stream, boolean recursive)

Methods inherited from class java.lang.Object

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

Constructor Detail

CompressionUtils

public CompressionUtils()

Method Detail

unzipFile

public static boolean unzipFile(java.io.File source,
                                java.io.File dest)
                         throws java.io.IOException

Unzips the content of the specified compressed file to the specified destination directory.

Parameters:

source - the compressed file

dest - the destination directory.

Returns:

true if the operation completes successfully

Throws:

java.io.IOException - if an error occurs

zipDirectory

public static boolean zipDirectory(java.io.File source,
                                   java.io.File dest,
                                   boolean recursive)
                            throws java.io.IOException

Zips the content of the specified directory to the specified destination file.

Parameters:

source - the source directory

dest - the destination compressed file. If the file already exists, it will be overwritten.

recursive - zip the content of the source directory recursively

Returns:

true if the operation completes successfully

Throws:

java.io.IOException - if an error occurs

zipDirectory

public static boolean zipDirectory(java.io.File source,
                                   java.io.OutputStream stream,
                                   boolean recursive)
                            throws java.io.IOException

Throws:

java.io.IOException

compress

public static byte[] compress(byte[] data)
                       throws java.io.IOException

Throws:

java.io.IOException

decompress

public static byte[] decompress(byte[] data)
                         throws java.io.IOException,
                                java.util.zip.DataFormatException

Throws:

java.io.IOException

java.util.zip.DataFormatException