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Java > Open Source Codes > org > apache > struts > chain > servlet > ExecuteAction


1 /*
2  * Copyright 2003,2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 package org.apache.struts.chain.servlet;
18
19
20 import org.apache.commons.chain.Context;
21 import org.apache.commons.chain.web.servlet.ServletWebContext;
22 import org.apache.struts.action.Action;
23 import org.apache.struts.action.ActionForm;
24 import org.apache.struts.action.ActionMapping;
25 import org.apache.struts.chain.AbstractExecuteAction;
26 import org.apache.struts.config.ActionConfig;
27 import org.apache.struts.config.ForwardConfig;
28
29
30 /**
31  * <p>Invoke the appropriate <code>Action</code> for this request, and cache
32  * the returned <code>ActionForward</code>.</p>
33  *
34  * @version $Rev: 54933 $ $Date: 2004-10-16 18:04:52 +0100 (Sat, 16 Oct 2004) $
35  */
36
37 public class ExecuteAction extends AbstractExecuteAction {
38
39
40     // ------------------------------------------------------- Protected Methods
41
42
43     /**
44      * <p>Execute the specified <code>Action</code>, and return the resulting
45      * <code>ActionForward</code>.</p>
46      *
47      * @param context The <code>Context</code> for this request
48      * @param action The <code>Action</code> to be executed
49      * @param actionConfig The <code>ActionConfig</code> defining this action
50      * @param actionForm The <code>ActionForm</code> (if any) for
51      * this action
52      *
53      * @exception Exception if thrown by the <code>Action</code>
54      */
55     protected ForwardConfig execute(Context context,
56                                     Action action,
57                                     ActionConfig actionConfig,
58                                     ActionForm actionForm)
59         throws Exception JavaDoc {
60
61         ServletWebContext swcontext = (ServletWebContext) context;
62         return (action.execute((ActionMapping) actionConfig,
63                                actionForm,
64                                swcontext.getRequest(),
65                                swcontext.getResponse()));
66
67     }
68
69
70 }
71
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