- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 1999 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution, if
- * any, must include the following acknowlegement:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowlegement may appear in the software itself,
- * if and wherever such third-party acknowlegements normally appear.
- *
- * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
- * Foundation" must not be used to endorse or promote products derived
- * from this software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache"
- * nor may "Apache" appear in their names without prior written
- * permission of the Apache Group.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- *
- */
- package javax.servlet.jsp.tagext;
-
- import javax.servlet.jsp.*;
- import javax.servlet.jsp.tagext.*;
-
- import javax.servlet.*;
-
- import java.io.Writer;
-
- import java.util.Hashtable;
-
- /**
- * A base class for defining tag handlers implementing BodyTag.
- *
- * <p>
- * The BodyTagSupport class implements the BodyTag interface and adds
- * additional convenience methods including getter methods for the
- * bodyContent property and methods to get at the previous out JspWriter.
- *
- * <p>
- * Many tag handlers will extend BodyTagSupport and only redefine a
- * few methods.
- */
-
- public class BodyTagSupport extends TagSupport implements BodyTag {
-
- /**
- * Default constructor, all subclasses are required to only define
- * a public constructor with the same signature, and to call the
- * superclass constructor.
- *
- * This constructor is called by the code generated by the JSP
- * translator.
- */
-
- public BodyTagSupport() {
- super();
- }
-
- /**
- * Default processing of the start tag returning EVAL_BODY_BUFFERED
- *
- * @return EVAL_BODY_BUFFERED;
- * @seealso BodyTag#doStartTag
- */
-
- public int doStartTag() throws JspException {
- return EVAL_BODY_BUFFERED;
- }
-
-
- /**
- * Default processing of the end tag returning EVAL_PAGE.
- *
- * @return EVAL_PAGE
- * @seealso Tag#doEndTag
- */
-
- public int doEndTag() throws JspException {
- return super.doEndTag();
- }
-
-
- // Actions related to body evaluation
-
- /**
- * Prepare for evaluation of the body: stash the bodyContent away.
- *
- * @param b the BodyContent
- * @seealso #doAfterBody
- * @seealso #doInitBody()
- * @seealso BodyTag#setBodyContent
- */
-
- public void setBodyContent(BodyContent b) {
- this.bodyContent = b;
- }
-
-
- /**
- * Prepare for evaluation of the body just before the first body evaluation:
- * no action.
- *
- * @seealso #setBodyContent
- * @seealso #doAfterBody
- * @seealso BodyTag#doInitBody
- */
-
- public void doInitBody() throws JspException {
- }
-
-
- /**
- * After the body evaluation: do not reevaluate and continue with the page.
- * By default nothing is done with the bodyContent data (if any).
- *
- * @return SKIP_BODY
- * @seealso #doInitBody
- * @seealso BodyTag#doAfterBody
- */
-
- public int doAfterBody() throws JspException {
- return SKIP_BODY;
- }
-
-
- /**
- * Release state.
- *
- * @seealso Tag#release
- */
-
- public void release() {
- bodyContent = null;
-
- super.release();
- }
-
- /**
- * Get current bodyContent.
- *
- * @return the body content.
- */
-
- public BodyContent getBodyContent() {
- return bodyContent;
- }
-
-
- /**
- * Get surrounding out JspWriter.
- *
- * @return the enclosing JspWriter, from the bodyContent.
- */
-
- public JspWriter getPreviousOut() {
- return bodyContent.getEnclosingWriter();
- }
-
- // protected fields
-
- protected BodyContent bodyContent;
- }