KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > cayenne > remote > hessian > service > ServerPersistentObjectListSerializer


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
20 package org.apache.cayenne.remote.hessian.service;
21
22 import java.io.IOException JavaDoc;
23
24 import org.apache.cayenne.util.PersistentObjectList;
25
26 import com.caucho.hessian.io.AbstractHessianOutput;
27 import com.caucho.hessian.io.JavaSerializer;
28
29 /**
30  * Serializer for PersistentObjectLists.
31  *
32  * @since 1.2
33  * @author Andrus Adamchik
34  */
35 class ServerPersistentObjectListSerializer extends JavaSerializer {
36
37     ServerPersistentObjectListSerializer() {
38         super(PersistentObjectList.class);
39     }
40
41     public void writeObject(Object JavaDoc object, AbstractHessianOutput out) throws IOException JavaDoc {
42         PersistentObjectList list = (PersistentObjectList) object;
43         if (list.isFault()) {
44             out.writeNull();
45         }
46         else {
47             super.writeObject(object, out);
48         }
49     }
50 }
51
Popular Tags