01: /*
02: * $Id: AbstractSetOriginalURI.java 471754 2006-11-06 14:55:09Z husted $
03: *
04: * Licensed to the Apache Software Foundation (ASF) under one
05: * or more contributor license agreements. See the NOTICE file
06: * distributed with this work for additional information
07: * regarding copyright ownership. The ASF licenses this file
08: * to you under the Apache License, Version 2.0 (the
09: * "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: 471754 $ $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: public boolean execute(ActionContext actionCtx) throws Exception {
44: // Set the original uri if not already set
45: if (!actionCtx.getRequestScope().containsKey(
46: Globals.ORIGINAL_URI_KEY)) {
47: setOriginalURI(actionCtx);
48: }
49:
50: return (false);
51: }
52:
53: // ------------------------------------------------------- Protected Methods
54:
55: /**
56: * <p>Set the original uri.</p>
57: *
58: * @param context The <code>Context</code> for this request
59: */
60: protected abstract void setOriginalURI(ActionContext context);
61: }
|