1 /*
2 * $Id$
3 *
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21 package org.apache.struts.chain.commands;
22
23 import org.apache.struts.Globals;
24 import org.apache.struts.chain.contexts.ActionContext;
25
26 /**
27 * <p>Check to original uri is set, and if not, set it for this request.</p>
28 *
29 * @version $Rev$ $Date: 2005-06-04 07:58:46 -0700 (Sat, 04 Jun 2005)
30 * $
31 */
32 public abstract class AbstractSetOriginalURI extends ActionCommandBase {
33 // ---------------------------------------------------------- Public Methods
34
35 /**
36 * <p>Check to original uri is set, and if not, set it for this
37 * request.</p>
38 *
39 * @param actionCtx The <code>Context</code> for the current request
40 * @return <code>false</code> so that processing continues
41 * @throws Exception if thrown by the Action class
42 */
43 @Override
44 protected boolean execute_(ActionContext actionCtx)
45 throws Exception {
46 // Set the original uri if not already set
47 if (!actionCtx.getRequestScope().containsKey(Globals.ORIGINAL_URI_KEY)) {
48 setOriginalURI(actionCtx);
49 }
50
51 return CONTINUE_PROCESSING;
52 }
53
54 // ------------------------------------------------------- Protected Methods
55
56 /**
57 * <p>Set the original uri.</p>
58 *
59 * @param context The <code>Context</code> for this request
60 */
61 protected abstract void setOriginalURI(ActionContext context);
62 }