org.zkoss.idom.impl
Class AbstractGroup.ElementMap

java.lang.Object
  org.zkoss.idom.impl.AbstractGroup.ElementMap

Enclosing class:

AbstractGroup

protected static class AbstractGroup.ElementMap
extends java.lang.Object

Stores a 'cached' map of child elements to speed up the access.

Field Summary

protected java.util.Map

_map the map of (String elemName, List of Elements).

Constructor Summary

protected

AbstractGroup.ElementMap()

Method Summary

boolean	any() Returns true if any element.
Element	get(java.lang.String name) Get the element with name.
java.util.List	getAll(java.lang.String name) Get a readonly list of all elements with name.
java.util.Set	names() Returns a readonly set of names of all elements.
void	put(Element e, Element following) Put an element into the map.
void	remove(Element e) Remove e from the map.
int	size() Returns the number of elements.

Methods inherited from class java.lang.Object

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

Field Detail

_map

protected final java.util.Map _map

the map of (String elemName, List of Elements).

Constructor Detail

AbstractGroup.ElementMap

protected AbstractGroup.ElementMap()

Method Detail

put

public final void put(Element e,
                      Element following)

Put an element into the map. If the "following" argument is assocaied the same name, we will add the element before the "following".

get

public final Element get(java.lang.String name)

Get the element with name. If you have many values associalted with the same key, it returned the head for you.

getAll

public final java.util.List getAll(java.lang.String name)

Get a readonly list of all elements with name.

remove

public final void remove(Element e)

Remove e from the map.

any

public final boolean any()

Returns true if any element.

names

public final java.util.Set names()

Returns a readonly set of names of all elements.

size

public final int size()

Returns the number of elements.