Package java.util.jar

Class Pack200

java.lang.Object

java.util.jar.Pack200

public abstract class Pack200
extends Object

Class factory for Pack200.Packer and Pack200.Unpacker.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	Pack200.Packer	The interface defining the API for converting a JAR file to an output stream in the Pack200 format.
static interface	Pack200.Unpacker	The interface defining the API for converting a packed stream in the Pack200 format to a JAR file.

Method Summary

Modifier and Type	Method	Description
static Pack200.Packer	newPacker()	Returns a new instance of a packer engine.
static Pack200.Unpacker	newUnpacker()	Returns a new instance of a unpacker engine.

Methods inherited from class java.lang.Object

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

Method Details

newPacker

public static Pack200.Packer newPacker()

Returns a new instance of a packer engine.

The implementation of the packer engine is defined by the system property 'java.util.jar.Pack200.Packer'. If this system property is defined an instance of the specified class is returned, otherwise the system's default implementation is returned.

Returns:

an instance of Packer

newUnpacker

public static Pack200.Unpacker newUnpacker()

Returns a new instance of a unpacker engine.

The implementation of the unpacker engine is defined by the system property 'java.util.jar.Pack200.Unpacker'. If this system property is defined an instance of the specified class is returned, otherwise the system's default implementation is returned.

Returns:

a instance of Unpacker.