org.compiere.util
Class ZipUtil

java.lang.Object
  org.compiere.util.ZipUtil

public class ZipUtil
extends Object

Zip/Jar File Utilities

Version:

$Id: ZipUtil.java,v 1.2 2006/07/30 00:54:36 jjanke Exp $

Author:

Jorg Janke

Constructor Summary

ZipUtil()
Empty Constructor, need to open explicitly.

ZipUtil(File file)
Open zip file.

ZipUtil(String fileName)
Open zip file.

ZipUtil(URI uri)
Open zip file.

Method Summary

void	close() Close Zip File
static void	dumpManifest(String fileName) Dump Manifest to
Enumeration<? extends ZipEntry>	entries() Get ZipEntries as Enumeration
static String	findInPath(String jarFile) Get Fill name of jarfile in path
String[]	getContent() Get Content as sorted String Array
ZipEntry	getEntry(String name) Get Zip Entry
static ZipEntry	getEntry(String fileName, String entryName) Get Zip Entry
String	getEntryInfo(String name) Get File Info
static String	getEntryTime(String fileName, String entryName) Get Zip Entry time
InputStream	getInputStream(ZipEntry zipEntry) Get the input stream for reading the content of the zip file entry
JarFile	getJar() Get it as Jar if it is a Jar
static JarFile	getJar(String fileName) Get Jar File
static JarEntry	getJarEntry(String fileName, String jarEntry) Get Manifest
Manifest	getManifest() Get Manifest if a Jar
static Manifest	getManifest(String fileName) Get Manifest
boolean	isJar() Is it a Jar
boolean	isOpen() Is the Zip File Open
static void	main(String[] args) Test
boolean	open(File file) Open the Zip File for reading
boolean	open(String fileName) Open the Zip File for reading
boolean	open(URI uri) Open the Zip File for reading
String	toString() String Representation
boolean	writeToFile(ZipEntry zipEntry, String fileName) Write Entry to File
File	writeToTemp(ZipEntry zipEntry) Write Entry to File

Methods inherited from class java.lang.Object

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

Constructor Detail

ZipUtil

public ZipUtil()

Empty Constructor, need to open explicitly.

ZipUtil

public ZipUtil(String fileName)

Open zip file.

Parameters:

fileName - zip file name

ZipUtil

public ZipUtil(File file)

Open zip file.

Parameters:

file - zip file

ZipUtil

public ZipUtil(URI uri)

Open zip file.

Parameters:

fileName - zip file name

Method Detail

open

public boolean open(URI uri)

Open the Zip File for reading

Parameters:

fileName - zip file

Returns:

true if opened

open

public boolean open(String fileName)

Open the Zip File for reading

Parameters:

fileName - zip file

Returns:

true if opened

open

public boolean open(File file)

Open the Zip File for reading

Parameters:

file - zip file

Returns:

true if opened

close

public void close()

Close Zip File

isOpen

public boolean isOpen()

Is the Zip File Open

Returns:

true if yes

isJar

public boolean isJar()

Is it a Jar

Returns:

true if yes

getJar

public JarFile getJar()

Get it as Jar if it is a Jar

Returns:

jar or null if not a jar

toString

public String toString()

String Representation

Overrides:

toString in class Object

Returns:

info

getContent

public String[] getContent()

Get Content as sorted String Array

Returns:

content

entries

public Enumeration<? extends ZipEntry> entries()

Get ZipEntries as Enumeration

Returns:

entries

getInputStream

public InputStream getInputStream(ZipEntry zipEntry)
                           throws IOException

Get the input stream for reading the content of the zip file entry

Returns:

InputStream

Throws:

IOException

writeToFile

public boolean writeToFile(ZipEntry zipEntry,
                           String fileName)

Write Entry to File

Parameters:

zipEntry - entry

fileName - absolute path of the file

Returns:

true if success

writeToTemp

public File writeToTemp(ZipEntry zipEntry)

Write Entry to File

Parameters:

zipEntry - entry

Returns:

temporary File or null

getEntry

public ZipEntry getEntry(String name)

Get Zip Entry

Parameters:

name - entry name

Returns:

ZipEntry or null if not found

getEntryInfo

public String getEntryInfo(String name)

Get File Info

Parameters:

name - name

Returns:

time and size

getManifest

public Manifest getManifest()

Get Manifest if a Jar

Returns:

Manifest if exists or null

getEntry

public static ZipEntry getEntry(String fileName,
                                String entryName)

Get Zip Entry

Parameters:

fileName - zip/jar file

entryName - entry

Returns:

ZipEntry

getJar

public static JarFile getJar(String fileName)

Get Jar File

Parameters:

fileName - zip/jar file

Returns:

Jar

getManifest

public static Manifest getManifest(String fileName)

Get Manifest

Parameters:

fileName - zip/jar file

Returns:

Manifest or null

getJarEntry

public static JarEntry getJarEntry(String fileName,
                                   String jarEntry)

Get Manifest

Parameters:

fileName - jar file

jarEntry - jar entry

Returns:

Manifest

dumpManifest

public static void dumpManifest(String fileName)

Dump Manifest to

Parameters:

fileName - zip/jar file

getEntryTime

public static String getEntryTime(String fileName,
                                  String entryName)

Get Zip Entry time

Parameters:

fileName - zip file

entryName - entry

Returns:

Time as String or null

findInPath

public static String findInPath(String jarFile)

Get Fill name of jarfile in path

Parameters:

jarFile - name

Returns:

full name or null if not found

main

public static void main(String[] args)

Test

Parameters:

args - ignored