org.apache.xerces.util

Class AugmentationsImpl

java.lang.Object

org.apache.xerces.util.AugmentationsImpl

All Implemented Interfaces:

Augmentations

public class AugmentationsImpl
extends Object
implements Augmentations

This class provides an implementation for Augmentations interface. Augmentations interface defines a hashtable of additional data that could be passed along the document pipeline. The information can contain extra arguments or infoset augmentations, for example PSVI. This additional information is identified by a String key.

Version:

$Id$

Author:

Elena Litani, IBM

Constructor Summary

Constructors

Constructor and Description
AugmentationsImpl()

Method Summary

Modifier and Type	Method and Description
Object	getItem(String key) Get information identified by a key from the Augmentations structure
Enumeration	keys() Returns an enumeration of the keys in the Augmentations structure
Object	putItem(String key, Object item) Add additional information identified by a key to the Augmentations structure.
void	removeAllItems() Remove all objects from the Augmentations structure.
Object	removeItem(String key) Remove additional info from the Augmentations structure
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

AugmentationsImpl

public AugmentationsImpl()

Method Detail

putItem

public Object putItem(String key,
                      Object item)

Add additional information identified by a key to the Augmentations structure.

Specified by:

putItem in interface Augmentations

Parameters:

key - Identifier, can't be null

item - Additional information

Returns:

the previous value of the specified key in the Augmentations strucutre, or null if it did not have one.

getItem

public Object getItem(String key)

Get information identified by a key from the Augmentations structure

Specified by:

getItem in interface Augmentations

Parameters:

key - Identifier, can't be null

Returns:

the value to which the key is mapped in the Augmentations structure; null if the key is not mapped to any value.

removeItem

public Object removeItem(String key)

Remove additional info from the Augmentations structure

Specified by:

removeItem in interface Augmentations

Parameters:

key - Identifier, can't be null

Returns:

the previous value of the specified key in the Augmentations structure, or null if it did not have one.

keys

public Enumeration keys()

Returns an enumeration of the keys in the Augmentations structure

Specified by:

keys in interface Augmentations

removeAllItems

public void removeAllItems()

Remove all objects from the Augmentations structure.

Specified by:

removeAllItems in interface Augmentations

toString

public String toString()

Overrides:

toString in class Object