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org.apache.commons.jelly.tags.define.SuperTag	86%	100%

1		/*
2		* Copyright 1999-2002,2004 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.commons.jelly.tags.define;
17
18		import org.apache.commons.jelly.JellyTagException;
19		import org.apache.commons.jelly.TagSupport;
20		import org.apache.commons.jelly.XMLOutput;
21
22		/**
23		* <super> tag is used to invoke a parent tag implementation, when
24		* a tag extends an existing tag
25		*
26		* @author <a href="mailto:tima@intalio.com">Tim Anderson</a>
27		* @version $Revision: 155420 $
28		* @see ExtendTag
29		*/
30		public class SuperTag extends TagSupport {
31
32	6	public SuperTag() {
33	6	}
34
35		// Tag interface
36		//-------------------------------------------------------------------------
37		public void doTag(XMLOutput output) throws JellyTagException {
38	12	ExtendTag tag = (ExtendTag) findAncestorWithClass(ExtendTag.class);
39	9	if (tag == null) {
40	0	throw new JellyTagException(
41		"<define:super> must be inside a <define:extend>");
42		}
43
44	9	tag.getSuperScript().run(getContext(), output);
45	9	}
46		}
47

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