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1   /*
2    * $Id: ActionError.java 497654 2007-01-19 00:21:57Z rgielen $
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.struts2.components;
22  
23  import javax.servlet.http.HttpServletRequest;
24  import javax.servlet.http.HttpServletResponse;
25  
26  import org.apache.struts2.views.annotations.StrutsTag;
27  
28  import com.opensymphony.xwork2.util.ValueStack;
29  
30  /***
31   * <!-- START SNIPPET: javadoc -->
32   *
33   * Render action errors if they exists the specific layout of the rendering depends on
34   * the theme itself.
35   *
36   * <!-- END SNIPPET: javadoc -->
37   *
38   * <p/> <b>Examples</b>
39   *
40   * <pre>
41   * <!-- START SNIPPET: example -->
42   *
43   *    &lt;s:actionerror /&gt;
44   *    &lt;s:form .... &gt;>
45   *       ....
46   *    &lt;/s:form&gt;
47   *
48   * <!-- END SNIPPET: example -->
49   * </pre>
50   *
51   */
52  @StrutsTag(name="actionerror", tldBodyContent="empty", tldTagClass="org.apache.struts2.views.jsp.ui.ActionErrorTag", description="Render action errors if they exists")
53  public class ActionError extends UIBean {
54  
55      public static final String TEMPLATE = "actionerror";
56  
57  
58      public ActionError(ValueStack stack, HttpServletRequest request, HttpServletResponse response) {
59          super(stack, request, response);
60      }
61  
62      protected String getDefaultTemplate() {
63          return TEMPLATE;
64      }
65  
66  }