blasd.apex.core.io

Class ApexGzipHelper

java.lang.Object

blasd.apex.core.io.ApexGzipHelper

public class ApexGzipHelper
extends Object

Various utilities for GZip

Author:

Benoit Lacelle

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.slf4j.Logger	LOGGER

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ApexGzipHelper()

Method Summary

Modifier and Type	Method and Description
static byte[]	compress(String someString) Deprecated. Prefer .deflate
static byte[]	deflate(String someString)
static String	inflate(byte[] inflated)
static String	inflate(byte[] inflated, Charset charset)
static boolean	isGZIPStream(byte[] bytes)
static void	packToGzip(File inputPath, File zipFilePath) Gzip enable compressing a single file
static void	packToZip(File folder, File zipFilePath)
static String	toStringCompressed(byte[] bytes)
static String	toStringOptCompressed(byte[] bytes) This is able to handle byte arrays, would it hold the compressed String, or just plain data

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

protected static final org.slf4j.Logger LOGGER

Constructor Detail

ApexGzipHelper

protected ApexGzipHelper()

Method Detail

isGZIPStream

public static boolean isGZIPStream(byte[] bytes)

Parameters:

bytes -

Returns:

true if this byte array seems to hold a gzip compressed message

toStringOptCompressed

public static String toStringOptCompressed(byte[] bytes)
                                    throws IOException

This is able to handle byte arrays, would it hold the compressed String, or just plain data

Parameters:

bytes -

Returns:

the deflated String

Throws:

IOException

toStringCompressed

public static String toStringCompressed(byte[] bytes)
                                 throws IOException

Throws:

IOException

compress

@Deprecated
public static byte[] compress(String someString)
                                   throws IOException

Deprecated. Prefer .deflate

Throws:

IOException

deflate

public static byte[] deflate(String someString)
                      throws IOException

Throws:

IOException

inflate

public static String inflate(byte[] inflated)
                      throws IOException

Throws:

IOException

inflate

public static String inflate(byte[] inflated,
                             Charset charset)
                      throws IOException

Throws:

IOException

packToZip

public static void packToZip(File folder,
                             File zipFilePath)
                      throws IOException

Parameters:

folder - a file-system folder were to read files and folders

zipFilePath - a file-system path where to create a new archive

Throws:

IOException

packToGzip

public static void packToGzip(File inputPath,
                              File zipFilePath)
                       throws IOException

Gzip enable compressing a single file

Parameters:

inputPath -

zipFilePath -

Throws:

IOException