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Java > Open Source Codes > org > apache > cayenne > map > event > DataNodeEvent


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19
20 package org.apache.cayenne.map.event;
21
22 import org.apache.cayenne.access.DataNode;
23
24 /**
25  * Represents events resulted from DataNode changes
26  * in CayenneModeler.
27  */
28 public class DataNodeEvent extends MapEvent {
29     protected DataNode dataNode;
30
31     /** Creates a node change event. */
32     public DataNodeEvent(Object JavaDoc src, DataNode node) {
33         super(src);
34         setDataNode(node);
35     }
36
37     /** Creates a node event of a specified type. */
38     public DataNodeEvent(Object JavaDoc src, DataNode node, int id) {
39         this(src, node);
40         setId(id);
41     }
42
43     /** Creates a node name change event.*/
44     public DataNodeEvent(Object JavaDoc src, DataNode node, String JavaDoc oldName) {
45         this(src, node);
46         setOldName(oldName);
47     }
48
49     /** Returns node object associated with this event. */
50     public DataNode getDataNode() {
51         return dataNode;
52     }
53
54     /**
55      * Sets the dataNode.
56      *
57      * @param dataNode The dataNode to set
58      */
59     public void setDataNode(DataNode dataNode) {
60         this.dataNode = dataNode;
61     }
62     
63     public String JavaDoc getNewName() {
64         return (dataNode != null) ? dataNode.getName() : null;
65     }
66 }
67
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