SetColumnTag


1   /*
2    * Copyright 1999,2004 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  package org.apache.taglibs.dbtags.preparedstatement;
17  
18  import java.sql.PreparedStatement  ;
19  import java.sql.SQLException  ;
20  
21  import javax.servlet.jsp.JspTagException  ;
22  
23  /**
24   * <p>Setter for the enclosing preparedstatement tag.  Set the 
25   * value inside the tag body.  Body content <i>will not</i>
26   * be trimmed.</p>
27   * <p>JSP Tag Lib Descriptor
28   * <pre>
29   * &lt;name>setColumn&lt;/name>
30   * &lt;tagclass>org.apache.taglibs.dbtags.preparedstatement.SetColumnTag&lt;/tagclass>
31   * &lt;bodycontent>JSP&lt;/bodycontent>
32   * &lt;info>Setter for the enclosing preparedstatement tag.  Set the 
33   * value inside the tag body.  Body content <i>will not</i>
34   * be trimmed.&lt;/info>
35   *   &lt;attribute>
36   *     &lt;name>position&lt;/name>
37   *     &lt;required>true&lt;/required>
38   *     &lt;rtexprvalue>false&lt;/rtexprvalue>
39   *   &lt;/attribute>
40   * </pre>
41   * 
42   * @author Morgan Delagrange
43   * @see org.apache.taglibs.dbtags.preparedstatement.PreparedStatementImplTag
44   */
45  public class SetColumnTag extends BaseSetterBodyTag {
46  
47    public int doEndTag() throws JspTagException   {
48  
49      PreparedStatement   statement = getPreparedStatement();
50  
51      try {
52        String   string = null;
53  
54        if (_attributeName == null) {
55          string = getBodyContent().getString();
56        } else {
57          string = (String  ) getAttribute(_attributeName);
58        }
59  
60        statement.setString(_position,string);
61  
62      } catch (SQLException   e) {
63        throw new JspTagException  (e.toString());
64      }
65      return EVAL_PAGE;
66    }
67  
68  }
69
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