001    /*
002    * Licensed to the Apache Software Foundation (ASF) under one or more
003    * contributor license agreements.  See the NOTICE file distributed with
004    * this work for additional information regarding copyright ownership.
005    * The ASF licenses this file to You under the Apache License, Version 2.0
006    * (the "License"); you may not use this file except in compliance with
007    * the License.  You may obtain a copy of the License at
008    *
009    *     http://www.apache.org/licenses/LICENSE-2.0
010    *
011    * Unless required by applicable law or agreed to in writing, software
012    * distributed under the License is distributed on an "AS IS" BASIS,
013    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014    * See the License for the specific language governing permissions and
015    * limitations under the License.
016    */
017    package examples;
018    
019    import javax.servlet.jsp.*;
020    import javax.servlet.jsp.tagext.*;
021    
022    public abstract class ExampleTagBase extends BodyTagSupport {
023    
024        public void setParent(Tag parent) {
025            this.parent = parent;
026        }
027    
028        public void setBodyContent(BodyContent bodyOut) {
029            this.bodyOut = bodyOut;
030        }
031    
032        public void setPageContext(PageContext pageContext) {
033            this.pageContext = pageContext;
034        }
035    
036        public Tag getParent() {
037            return this.parent;
038        }
039        
040        public int doStartTag() throws JspException {
041            return SKIP_BODY;
042        }
043    
044        public int doEndTag() throws JspException {
045            return EVAL_PAGE;
046        }
047        
048    
049        // Default implementations for BodyTag methods as well
050        // just in case a tag decides to implement BodyTag.
051        public void doInitBody() throws JspException {
052        }
053    
054        public int doAfterBody() throws JspException {
055            return SKIP_BODY;
056        }
057    
058        public void release() {
059            bodyOut = null;
060            pageContext = null;
061            parent = null;
062        }
063        
064        protected BodyContent bodyOut;
065        protected PageContext pageContext;
066        protected Tag parent;
067    }