er.extensions.foundation
Class ERXCompressionUtilities

java.lang.Object
  er.extensions.foundation.ERXCompressionUtilities

public class ERXCompressionUtilities
extends java.lang.Object

Field Summary

static org.apache.log4j.Logger

log

Constructor Summary

ERXCompressionUtilities()

Method Summary

static byte[]	deflateByteArray(byte[] input)
static java.lang.String	deflateString(java.lang.String source)
static byte[]	gunzipByteArray(byte[] input)
static java.lang.String	gunzipByteArrayAsString(byte[] input)
static java.lang.String	gunzipString(java.lang.String source)
static byte[]	gzipByteArray(byte[] input)
static com.webobjects.foundation.NSData	gzipByteArrayAsNSData(byte[] input, int offset, int length)
static com.webobjects.foundation.NSData	gzipInputStreamAsNSData(java.io.InputStream input, int length) Returns an NSData containing the gzipped version of the given input stream.
static com.webobjects.foundation.NSData	gzipNSDataAsNSData(com.webobjects.foundation.NSData data)
static byte[]	gzipStringAsByteArray(java.lang.String source)
static byte[]	inflateByteArray(byte[] input)
static java.lang.String	inflateString(java.lang.String source)
static java.io.File	unzipByteArrayIntoDirectory(byte[] input, java.io.File directory, boolean overwrite)
static byte[]	zipByteArray(byte[] input)
static byte[]	zipByteArray(byte[] input, java.lang.String zipEntryName)

Methods inherited from class java.lang.Object

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

Field Detail

log

public static final org.apache.log4j.Logger log

Constructor Detail

ERXCompressionUtilities

public ERXCompressionUtilities()

Method Detail

gzipInputStreamAsNSData

public static com.webobjects.foundation.NSData gzipInputStreamAsNSData(java.io.InputStream input,
                                                                       int length)

Returns an NSData containing the gzipped version of the given input stream.

Parameters:

input - the input stream to compress

length - the length of the input stream

Returns:

gzipped NSData

gzipNSDataAsNSData

public static com.webobjects.foundation.NSData gzipNSDataAsNSData(com.webobjects.foundation.NSData data)

gzipByteArrayAsNSData

public static com.webobjects.foundation.NSData gzipByteArrayAsNSData(byte[] input,
                                                                     int offset,
                                                                     int length)

gzipByteArray

public static byte[] gzipByteArray(byte[] input)

gunzipByteArray

public static byte[] gunzipByteArray(byte[] input)

gunzipString

public static java.lang.String gunzipString(java.lang.String source)

gunzipByteArrayAsString

public static java.lang.String gunzipByteArrayAsString(byte[] input)

gzipStringAsByteArray

public static byte[] gzipStringAsByteArray(java.lang.String source)

zipByteArray

public static byte[] zipByteArray(byte[] input)

zipByteArray

public static byte[] zipByteArray(byte[] input,
                                  java.lang.String zipEntryName)

unzipByteArrayIntoDirectory

public static java.io.File unzipByteArrayIntoDirectory(byte[] input,
                                                       java.io.File directory,
                                                       boolean overwrite)

deflateByteArray

public static byte[] deflateByteArray(byte[] input)

inflateByteArray

public static byte[] inflateByteArray(byte[] input)

deflateString

public static java.lang.String deflateString(java.lang.String source)

inflateString

public static java.lang.String inflateString(java.lang.String source)