org.apache.cayenne.configuration.event.DataNodeEvent Maven / Gradle / Ivy
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package org.apache.cayenne.configuration.event;
import org.apache.cayenne.configuration.DataNodeDescriptor;
import org.apache.cayenne.map.event.MapEvent;
/**
* Represents events resulted from DataNode changes
* in CayenneModeler.
*/
public class DataNodeEvent extends MapEvent {
protected DataNodeDescriptor dataNode;
/** Creates a node change event. */
public DataNodeEvent(Object src, DataNodeDescriptor nextNode) {
super(src);
setDataNode(nextNode);
}
/** Creates a node event of a specified type. */
public DataNodeEvent(Object src, DataNodeDescriptor node, int id) {
this(src, node);
setId(id);
}
/** Creates a node name change event.*/
public DataNodeEvent(Object src, DataNodeDescriptor node, String oldName) {
this(src, node);
setOldName(oldName);
}
/** Returns node object associated with this event. */
public DataNodeDescriptor getDataNode() {
return dataNode;
}
/**
* Sets the dataNode.
*
* @param dataNode The dataNode to set
*/
public void setDataNode(DataNodeDescriptor dataNode) {
this.dataNode = dataNode;
}
@Override
public String getNewName() {
return (dataNode != null) ? dataNode.getName() : null;
}
}