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Cayenne Object Persistence Framework
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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
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* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.cayenne.map.event;
import org.apache.cayenne.map.Attribute;
import org.apache.cayenne.map.Entity;
/**
* Represents events resulted from Attribute changes
* in CayenneModeler. This event is used for both ObjAttributes
* and DbAttributes.
*
* @author Misha Shengaout
* @author Andrei Adamchik
*/
public class AttributeEvent extends EntityEvent {
protected Attribute attribute;
/** Creates a Attribute change event. */
public AttributeEvent(Object src, Attribute attr, Entity entity) {
super(src, entity);
setAttribute(attr);
}
/** Creates a Attribute event of a specified type. */
public AttributeEvent(Object src, Attribute attr, Entity entity, int id) {
this(src, attr, entity);
setId(id);
}
/** Creates a Attribute name change event.*/
public AttributeEvent(Object src, Attribute attr, Entity entity, String oldName) {
this(src, attr, entity);
setOldName(oldName);
}
/** Get attribute (obj or db). */
public Attribute getAttribute() {
return attribute;
}
/**
* Sets the attribute.
* @param attribute The attribute to set
*/
public void setAttribute(Attribute attribute) {
this.attribute = attribute;
}
public String getNewName() {
return (attribute != null) ? attribute.getName() : null;
}
}
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