org.mmbase.bridge.jsp.taglib.util
Interface Backing

All Superinterfaces:

Map

All Known Implementing Classes:

BasicBacking, PageContextBacking

public interface Backing

extends Map

Implementation of the 'backing' of a ContextContainer.

Since:

MMBase-1.8

Version:

$Id: Backing.java,v 1.5 2005/06/22 19:24:40 michiel Exp $

Author:

Michiel Meeuwissen

Nested Class Summary

Nested classes inherited from class java.util.Map

Map.Entry

Method Summary

boolean	containsOwnKey(Object key) Whether this map contains the given key, but by its own, so not because of possible reflection of another structure (like the page context).
Object	getOriginal(Object key) Get the original value as stored in this Map, so without every wrapping which may have been done.
void	pullPageContext(PageContext pc)
void	pushPageContext(PageContext pc) When the container gets used in a different page-context (e.g.
void	setJspVar(PageContext pc, String jspvar, int type, Object value)

Methods inherited from interface java.util.Map

clear, containsKey, containsValue, entrySet, equals, get, hashCode, isEmpty, keySet, put, putAll, remove, size, values

Method Detail

getOriginal

public Object getOriginal(Object key)

Get the original value as stored in this Map, so without every wrapping which may have been done.

containsOwnKey

public boolean containsOwnKey(Object key)

Whether this map contains the given key, but by its own, so not because of possible reflection of another structure (like the page context).

setJspVar

public void setJspVar(PageContext pc,
                      String jspvar,
                      int type,
                      Object value)

pushPageContext

public void pushPageContext(PageContext pc)

When the container gets used in a different page-context (e.g. because it was stored in the request or in the session), the new one must be pushed. And pulled again when ready.

pullPageContext

public void pullPageContext(PageContext pc)

See Also:

pushPageContext(PageContext)