1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.taglib.ui;
24  
25  import com.liferay.portal.kernel.util.Validator;
26  
27  import javax.servlet.http.HttpServletRequest;
28  import javax.servlet.jsp.tagext.BodyTagSupport;
29  
30  /**
31   * <a href="ErrorMarkerTag.java.html"><b><i>View Source</i></b></a>
32   *
33   * @author Brian Wing Shun Chan
34   *
35   */
36  public class ErrorMarkerTag extends BodyTagSupport {
37  
38      public int doStartTag() {
39          HttpServletRequest request =
40              (HttpServletRequest)pageContext.getRequest();
41  
42          if (Validator.isNotNull(_key) && Validator.isNotNull(_value)) {
43              request.setAttribute("liferay-ui:error-marker:key", _key);
44              request.setAttribute("liferay-ui:error-marker:value", _value);
45          }
46          else {
47              request.removeAttribute("liferay-ui:error-marker:key");
48              request.removeAttribute("liferay-ui:error-marker:value");
49          }
50  
51          return SKIP_BODY;
52      }
53  
54      public void setKey(String key) {
55          _key = key;
56      }
57  
58      public void setValue(String value) {
59          _value = value;
60      }
61  
62      private String _key;
63      private String _value;
64  
65  }