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


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.pageflow.internal.ReturnToException;
21
22
23 /**
24  * Exception that occurs when the
25  * <code>navigateTo={@link org.apache.beehive.netui.pageflow.annotations.Jpf.NavigateTo#previousAction previousAction}</code>
26  * attribute is used on a {@link org.apache.beehive.netui.pageflow.annotations.Jpf.Forward &#64;Jpf.Forward}, a
27  * {@link org.apache.beehive.netui.pageflow.annotations.Jpf.SimpleAction &#64;Jpf.SimpleAction}, or a
28  * {@link org.apache.beehive.netui.pageflow.annotations.Jpf.ConditionalForward &#64;Jpf.ConditionalForward},
29  * but thethere is no previously-run action in the page flow.
30  */
31 public class NoPreviousActionException extends ReturnToException
32 {
33     public NoPreviousActionException( String JavaDoc actionName, Forward fwd, FlowController fc )
34     {
35         super( actionName, fwd, fc );
36     }
37
38     protected String JavaDoc[] getMessageParts()
39     {
40         return new String JavaDoc[]{ "No previous action for return-to=\"", "\" on action ", " in page flow ", "." };
41     }
42 }
43
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