org.ow2.util.archive.impl
Class JarArchiveImpl

java.lang.Object
  org.ow2.util.archive.impl.AbsArchiveImpl
      org.ow2.util.archive.impl.JarArchiveImpl

All Implemented Interfaces:

IArchive

public class JarArchiveImpl
extends AbsArchiveImpl
implements IArchive

Creates wrapper around jar file.

Author:

Florent Benoit

Constructor Summary

protected

JarArchiveImpl(File file) Creates new instance of an EZBArchive for a jar file.

Method Summary

boolean	close() Close the underlying Resource.
boolean	equals(Object o) Is that the given object is equals to our instance.
Iterator<String>	getEntries()
IArchiveMetadata	getMetadata()
String	getName()
URL	getResource(String resourceName)
Iterator<URL>	getResources()
Iterator<URL>	getResources(String resourceName)
URL	getURL()
int	hashCode() Gets hashcode for this object.
protected void	initMetadata() Init metadata by reading the Manifest file.
String	toString()

Methods inherited from class org.ow2.util.archive.impl.AbsArchiveImpl

readManifest

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

JarArchiveImpl

protected JarArchiveImpl(File file)

Creates new instance of an EZBArchive for a jar file.

Parameters:

file - the given jar file.

Method Detail

getName

public String getName()

Specified by:

getName in interface IArchive

Returns:

a description of this archive. This name could be used in logger info.

close

public boolean close()

Close the underlying Resource.

Specified by:

close in interface IArchive

Returns:

Returns true if the close was succesful, false otherwise.

getResource

public URL getResource(String resourceName)
                throws ArchiveException

Specified by:

getResource in interface IArchive

Parameters:

resourceName - The resource name to be looked up.

Returns:

Returns the resource URL if the resource has been found. null otherwise.

Throws:

ArchiveException - if method fails.

getResources

public Iterator<URL> getResources()
                           throws ArchiveException

Specified by:

getResources in interface IArchive

Returns:

Returns an Iterator of Resource's URL.

Throws:

ArchiveException - if method fails.

getResources

public Iterator<URL> getResources(String resourceName)
                           throws ArchiveException

Specified by:

getResources in interface IArchive

Parameters:

resourceName - The resource name to be looked up.

Returns:

Returns an Iterator of matching resources.

Throws:

ArchiveException - if method fails.

getURL

public URL getURL()
           throws ArchiveException

Specified by:

getURL in interface IArchive

Returns:

Returns the resource URL.

Throws:

ArchiveException - if method fails.

equals

public boolean equals(Object o)

Is that the given object is equals to our instance.

Overrides:

equals in class Object

Parameters:

o - the object to compare.

Returns:

true if equals, else false.

hashCode

public int hashCode()

Gets hashcode for this object.

Overrides:

hashCode in class Object

Returns:

hash code.

toString

public String toString()

Overrides:

toString in class AbsArchiveImpl

Returns:

string representation

initMetadata

protected void initMetadata()
                     throws ArchiveException

Init metadata by reading the Manifest file.

Throws:

ArchiveException - if metadata are not initialized

getMetadata

public IArchiveMetadata getMetadata()

Specified by:

getMetadata in interface IArchive

Overrides:

getMetadata in class AbsArchiveImpl

Returns:

the Metadata associated to this archive.

getEntries

public Iterator<String> getEntries()
                            throws ArchiveException

Specified by:

getEntries in interface IArchive

Returns:

all resources name

Throws:

ArchiveException - if error occurs