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Java > Open Source Codes > org > apache > taglibs > xtags > xpath > BreakTag


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
17 package org.apache.taglibs.xtags.xpath;
18
19 import javax.servlet.jsp.JspException JavaDoc;
20 import javax.servlet.jsp.tagext.TagSupport JavaDoc;
21
22 /** Causes the current iteration to be terminated rather like the Java 'break' statement.
23   *
24   * @author James Strachan
25   * @version $Revision: 1.2 $
26   */
27 public class BreakTag extends TagSupport JavaDoc {
28     
29     // Tag interface
30 //-------------------------------------------------------------------------
31 public int doStartTag() throws JspException JavaDoc {
32         ForEachTag tag = (ForEachTag) findAncestorWithClass( this, ForEachTag.class );
33         if ( tag != null ) {
34             tag.breakLoop();
35         }
36         return SKIP_BODY;
37     }
38 }
39
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