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1
9
10 package org.jboss.portal.format.template;
11
12 import java.util.Collections  ;
13 import java.util.Iterator ;
14 import java.util.LinkedList ;
15 import java.util.List ;
16 import java.util.Map ;
17
18
22 public class ChildrenStrategy
23 {
24
25 public ChildrenStrategy(Map children)
26 {
27 this.children = children;
28 }
29
30 private Map children;
31
32 public void append(String name, Context ctx)
33 {
34 List child = (List )children.get(name);
35 if (child == null)
36 {
37 child = new LinkedList ();
38 children.put(name, child);
39 }
40 child.add(ctx);
41 }
42
43 public Iterator childIterator(String name)
44 {
45 List child = (List )children.get(name);
46 return child != null ? child.iterator() : Collections.EMPTY_LIST.iterator();
47 }
48
49 }
50 |
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Java API By Example, From Geeks To Geeks.