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Java > Open Source Codes > org > apache > beehive > netui > pageflow > NoMatchingActionMethodException


1 /*
2  * Copyright 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  * $Header:$
17  */
18 package org.apache.beehive.netui.pageflow;
19
20 import org.apache.beehive.netui.util.Bundle;
21
22
23 /**
24  * Exception that occurs when the current action method does not accept the type of form bean passed in the
25  * {@link Forward} to the action. This may happen when control is returned from a nested page flow, with a specified
26  * form bean type
27  * (<code>outputFormBean</code> or <code>outputFormBeanType</code> set on
28  * {@link org.apache.beehive.netui.pageflow.annotations.Jpf.Forward &#64;Jpf.Forward},
29  * {@link org.apache.beehive.netui.pageflow.annotations.Jpf.SimpleAction &#64;Jpf.SimpleAction}, or
30  * {@link org.apache.beehive.netui.pageflow.annotations.Jpf.ConditionalForward &#64;Jpf.ConditionalForward})
31  * but no action in the calling page flow accepts that form bean type.
32  */
33 public class NoMatchingActionMethodException extends PageFlowException
34 {
35     private String JavaDoc _formClassName;
36     
37     
38     public NoMatchingActionMethodException( String JavaDoc actionName, Object JavaDoc form, FlowController fc )
39     {
40         super( actionName, fc );
41         _formClassName =
42                 form != null ? form.getClass().getName() : Bundle.getString( "PageFlow_NoFormString" );
43     }
44
45     public String JavaDoc getFormClassName()
46     {
47         return _formClassName;
48     }
49
50     protected Object JavaDoc[] getMessageArgs()
51     {
52         return new Object JavaDoc[]{ getActionName(), _formClassName, getFlowControllerURI() };
53     }
54
55     protected String JavaDoc[] getMessageParts()
56     {
57         return new String JavaDoc[]
58         {
59             "Could not find matching action method for action=", ", form=", " on Page Flow ", "."
60         };
61     }
62
63     /**
64      * Tell whether the root cause may be session expiration in cases where the requested session ID is different than
65      * the actual session ID. In this case, the answer is <code>false</code>.
66      */
67     public boolean causeMayBeSessionExpiration()
68     {
69         return false;
70     }
71 }
72
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