org.apache.xerces.util
Class AugmentationsImpl

java.lang.Object
  |
  +--org.apache.xerces.util.AugmentationsImpl

All Implemented Interfaces:

org.apache.xerces.xni.Augmentations

public class AugmentationsImpl

extends java.lang.Object

implements org.apache.xerces.xni.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.

Author:

Elena Litani, IBM

Constructor Summary

AugmentationsImpl()

Method Summary

void	clear() Remove all objects from the Augmentations structure.
java.lang.Object	getItem(java.lang.String key) Get information identified by a key from the Augmentations structure
java.util.Enumeration	keys() Returns an enumeration of the keys in the Augmentations structure
java.lang.Object	putItem(java.lang.String key, java.lang.Object item) Add additional information identified by a key to the Augmentations structure.
java.lang.Object	removeItem(java.lang.String key) Remove additional info from the Augmentations structure

Methods inherited from class java.lang.Object

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

Constructor Detail

AugmentationsImpl

public AugmentationsImpl()

Method Detail

putItem

public java.lang.Object putItem(java.lang.String key,
                                java.lang.Object item)

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

Specified by:

putItem in interface org.apache.xerces.xni.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 java.lang.Object getItem(java.lang.String key)

Get information identified by a key from the Augmentations structure

Specified by:

getItem in interface org.apache.xerces.xni.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 java.lang.Object removeItem(java.lang.String key)

Remove additional info from the Augmentations structure

Specified by:

removeItem in interface org.apache.xerces.xni.Augmentations

Parameters:

key - Identifier, can't be null

keys

public java.util.Enumeration keys()

Returns an enumeration of the keys in the Augmentations structure

Specified by:

keys in interface org.apache.xerces.xni.Augmentations

clear

public void clear()

Remove all objects from the Augmentations structure.

Specified by:

clear in interface org.apache.xerces.xni.Augmentations