org.objectweb.jonas.common
Class JJarFile

java.lang.Object
  java.util.zip.ZipFile
      java.util.jar.JarFile
          org.objectweb.jonas.common.JJarFile

public class JJarFile
extends java.util.jar.JarFile

This class implements a JarFile that adds a extract/write method

Author:

Eric Hardesty

Field Summary

static int	CENATT
static int	CENATX
static int	CENCOM
static int	CENCRC
static int	CENDSK
static int	CENEXT
static int	CENFLG
static int	CENHDR
static int	CENHOW
static int	CENLEN
static int	CENNAM
static int	CENOFF
static long	CENSIG
static int	CENSIZ
static int	CENTIM
static int	CENVEM
static int	CENVER
static int	ENDCOM
static int	ENDHDR
static int	ENDOFF
static long	ENDSIG
static int	ENDSIZ
static int	ENDSUB
static int	ENDTOT
static int	EXTCRC
static int	EXTHDR
static int	EXTLEN
static long	EXTSIG
static int	EXTSIZ
static int	LOCCRC
static int	LOCEXT
static int	LOCFLG
static int	LOCHDR
static int	LOCHOW
static int	LOCLEN
static int	LOCNAM
static long	LOCSIG
static int	LOCSIZ
static int	LOCTIM
static int	LOCVER

Fields inherited from class java.util.jar.JarFile

MANIFEST_NAME

Fields inherited from class java.util.zip.ZipFile

OPEN_DELETE, OPEN_READ

Constructor Summary

JJarFile(java.io.File file)
Constructs a new JarFile with the specified File.

JJarFile(java.io.File file, boolean verify)
Constructs a new JarFile with the specified File.

JJarFile(java.io.File file, boolean verify, int mode)
Constructs a new JarFile with the specified File.

JJarFile(java.lang.String name)
Constructs a new JarFile with the specified File.

JJarFile(java.lang.String name, boolean verify)
Constructs a new JarFile with the specified File.

Method Summary

void	extract(java.util.jar.JarEntry jEnt, java.lang.String filename) Extract the specified Jar Entry to the path given

Methods inherited from class java.util.jar.JarFile

entries, getEntry, getInputStream, getJarEntry, getManifest

Methods inherited from class java.util.zip.ZipFile

close, finalize, getName, size

Methods inherited from class java.lang.Object

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

Field Detail

LOCSIG

public static final long LOCSIG

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Constant Field Values

EXTSIG

public static final long EXTSIG

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CENSIG

public static final long CENSIG

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ENDSIG

public static final long ENDSIG

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LOCHDR

public static final int LOCHDR

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EXTHDR

public static final int EXTHDR

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CENHDR

public static final int CENHDR

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ENDHDR

public static final int ENDHDR

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LOCVER

public static final int LOCVER

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LOCFLG

public static final int LOCFLG

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LOCHOW

public static final int LOCHOW

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LOCTIM

public static final int LOCTIM

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LOCCRC

public static final int LOCCRC

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LOCSIZ

public static final int LOCSIZ

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LOCLEN

public static final int LOCLEN

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LOCNAM

public static final int LOCNAM

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LOCEXT

public static final int LOCEXT

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EXTCRC

public static final int EXTCRC

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EXTSIZ

public static final int EXTSIZ

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EXTLEN

public static final int EXTLEN

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CENVEM

public static final int CENVEM

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CENVER

public static final int CENVER

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CENFLG

public static final int CENFLG

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CENHOW

public static final int CENHOW

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CENTIM

public static final int CENTIM

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CENCRC

public static final int CENCRC

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CENSIZ

public static final int CENSIZ

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CENLEN

public static final int CENLEN

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CENNAM

public static final int CENNAM

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CENEXT

public static final int CENEXT

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CENCOM

public static final int CENCOM

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CENDSK

public static final int CENDSK

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CENATT

public static final int CENATT

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CENATX

public static final int CENATX

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CENOFF

public static final int CENOFF

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ENDSUB

public static final int ENDSUB

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ENDTOT

public static final int ENDTOT

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ENDSIZ

public static final int ENDSIZ

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ENDOFF

public static final int ENDOFF

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ENDCOM

public static final int ENDCOM

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Constructor Detail

JJarFile

public JJarFile(java.io.File file)
         throws java.io.IOException

Constructs a new JarFile with the specified File.

Parameters:

file - the jar file to be opened

Throws:

java.io.IOException

JJarFile

public JJarFile(java.io.File file,
                boolean verify)
         throws java.io.IOException

Constructs a new JarFile with the specified File.

Parameters:

file - the jar file to be opened

verity - boolean to verify if the JarFile is signed

Throws:

java.io.IOException

JJarFile

public JJarFile(java.io.File file,
                boolean verify,
                int mode)
         throws java.io.IOException

Constructs a new JarFile with the specified File.

Parameters:

file - the jar file to be opened

verity - boolean to verify if the JarFile is signed

mode - int of the mode to open the jar

Throws:

java.io.IOException

JJarFile

public JJarFile(java.lang.String name)
         throws java.io.IOException

Constructs a new JarFile with the specified File.

Parameters:

name - the name of the jar file to be opened

Throws:

java.io.IOException

JJarFile

public JJarFile(java.lang.String name,
                boolean verify)
         throws java.io.IOException

Constructs a new JarFile with the specified File.

Parameters:

name - the name of the jar file to be opened

verity - boolean to verify if the JarFile is signed

Throws:

java.io.IOException

Method Detail

extract

public void extract(java.util.jar.JarEntry jEnt,
                    java.lang.String filename)
             throws java.io.IOException

Extract the specified Jar Entry to the path given

Parameters:

jEnt - the JarEntry to extract

filename - the filename to write the extracted file

Throws:

java.io.IOException