KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > cayenne > reflect > pojo > EnhancedPojoToManyProperty


1 /*****************************************************************
2  * Licensed to the Apache Software Foundation (ASF) under one
3  * or more contributor license agreements. See the NOTICE file
4  * distributed with this work for additional information
5  * regarding copyright ownership. The ASF licenses this file
6  * to you under the Apache License, Version 2.0 (the
7  * "License"); you may not use this file except in compliance
8  * with the License. You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing,
13  * software distributed under the License is distributed on an
14  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15  * KIND, either express or implied. See the License for the
16  * specific language governing permissions and limitations
17  * under the License.
18  ****************************************************************/
19 package org.apache.cayenne.reflect.pojo;
20
21 import org.apache.cayenne.ValueHolder;
22 import org.apache.cayenne.reflect.Accessor;
23 import org.apache.cayenne.reflect.ClassDescriptor;
24 import org.apache.cayenne.reflect.ListProperty;
25 import org.apache.cayenne.reflect.PropertyException;
26
27 /**
28  * @since 3.0
29  * @author Andrus Adamchik
30  */
31 class EnhancedPojoToManyProperty extends ListProperty {
32
33     private EnhancedPojoPropertyFaultHandler faultHandler;
34
35     EnhancedPojoToManyProperty(ClassDescriptor owner, ClassDescriptor targetDescriptor,
36             Accessor accessor, String JavaDoc reverseName) {
37         super(owner, targetDescriptor, accessor, reverseName);
38         this.faultHandler = new EnhancedPojoPropertyFaultHandler(
39                 owner.getObjectClass(),
40                 getName());
41     }
42     
43     protected ValueHolder createCollectionValueHolder(Object JavaDoc object) throws PropertyException {
44         ValueHolder holder = super.createCollectionValueHolder(object);
45         faultHandler.setFaultProperty(object, false);
46         return holder;
47     }
48
49     public void invalidate(Object JavaDoc object) {
50         faultHandler.setFaultProperty(object, true);
51     }
52     
53     public boolean isFault(Object JavaDoc object) {
54         return faultHandler.isFaultProperty(object);
55     }
56 }
57
Popular Tags