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1   /*
2    * $Id: ActionError.java 651946 2008-04-27 13:41:38Z apetrelli $
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  
22  package org.apache.struts2.components;
23  
24  import javax.servlet.http.HttpServletRequest;
25  import javax.servlet.http.HttpServletResponse;
26  
27  import org.apache.struts2.views.annotations.StrutsTag;
28  
29  import com.opensymphony.xwork2.util.ValueStack;
30  
31  /***
32   * <!-- START SNIPPET: javadoc -->
33   *
34   * Render action errors if they exists the specific layout of the rendering depends on
35   * the theme itself.
36   *
37   * <!-- END SNIPPET: javadoc -->
38   *
39   * <p/> <b>Examples</b>
40   *
41   * <pre>
42   * <!-- START SNIPPET: example -->
43   *
44   *    &lt;s:actionerror /&gt;
45   *    &lt;s:form .... &gt;
46   *       ....
47   *    &lt;/s:form&gt;
48   *
49   * <!-- END SNIPPET: example -->
50   * </pre>
51   *
52   */
53  @StrutsTag(name="actionerror", tldBodyContent="empty", tldTagClass="org.apache.struts2.views.jsp.ui.ActionErrorTag", description="Render action errors if they exists")
54  public class ActionError extends UIBean {
55  
56      public static final String TEMPLATE = "actionerror";
57  
58  
59      public ActionError(ValueStack stack, HttpServletRequest request, HttpServletResponse response) {
60          super(stack, request, response);
61      }
62  
63      protected String getDefaultTemplate() {
64          return TEMPLATE;
65      }
66  
67  }