com.ibm.jaggr.core.util

Class ZipUtil

java.lang.Object

com.ibm.jaggr.core.util.ZipUtil

public class ZipUtil
extends Object

Utilities for creating and unpacking zip files

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ZipUtil.Packer

Constructor Summary

Constructors

Constructor and Description
ZipUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static void	unzip(File zipFile, File destDir, String selector) Extracts the specified zip file to the specified location.
static byte[]	unzip(InputStream in) Returns the unzipped contents of the zipped input stream in a byte array
static byte[]	zip(InputStream in) Returns a byte array containing the gzipped contents of the input stream

Methods inherited from class java.lang.Object

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

Constructor Detail

ZipUtil

public ZipUtil()

Method Detail

unzip

public static void unzip(File zipFile,
         File destDir,
         String selector)
                  throws IOException

Extracts the specified zip file to the specified location. If selector is specified, then only the entry specified by selector (if selector is a filename) or the contents of the directory specified by selector (if selector is a directory name) will be extracted. If selector specifies a directory, then the contents of the directory in the zip file will be rooted at destDir when extracted.

Parameters:

zipFile - the File object for the file to unzip

destDir - the File object for the target directory

selector - The name of a file or directory to extract

Throws:

IOException

zip

public static byte[] zip(InputStream in)
                  throws IOException

Returns a byte array containing the gzipped contents of the input stream

Parameters:

in - the input stream to zip

Returns:

the gzipped contents in a byte array

Throws:

IOException

unzip

public static byte[] unzip(InputStream in)
                    throws IOException

Returns the unzipped contents of the zipped input stream in a byte array

Parameters:

in - the input stream to unzip

Returns:

the unzipped content in a byte array

Throws:

IOException