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Java > Open Source Codes > org > apache > geronimo > jetty6 > handler > AbstractImmutableHandler


1 /**
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17
18
19 package org.apache.geronimo.jetty6.handler;
20
21 import org.mortbay.jetty.handler.AbstractHandler;
22 import org.mortbay.jetty.Handler;
23 import org.mortbay.jetty.Server;
24
25 /**
26  * @version $Rev: 482336 $ $Date: 2006-12-04 15:12:19 -0500 (Mon, 04 Dec 2006) $
27  */
28 public abstract class AbstractImmutableHandler extends AbstractHandler {
29     protected final AbstractHandler next;
30
31     protected AbstractImmutableHandler(AbstractHandler next) {
32         this.next = next;
33     }
34
35     protected void doStart() throws Exception JavaDoc {
36         next.start();
37     }
38
39     protected void doStop() throws Exception JavaDoc {
40         next.stop();
41     }
42
43     public void setServer(Server server) {
44         super.setServer(server);
45         next.setServer(server);
46     }
47
48     public void lifecycleCommand(LifecycleCommand lifecycleCommand) throws Exception JavaDoc {
49         if (next instanceof AbstractImmutableHandler) {
50             ((AbstractImmutableHandler)next).lifecycleCommand(lifecycleCommand);
51         } else {
52             lifecycleCommand.lifecycleMethod();
53         }
54     }
55
56
57 }
58
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