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Posted to taglibs-dev@jakarta.apache.org by gl...@apache.org on 2001/07/13 02:46:22 UTC
cvs commit: jakarta-taglibs/request/src/org/apache/taglibs/request LogTag.java
glenn 01/07/12 17:46:21
Added: request/src/org/apache/taglibs/request LogTag.java
Log:
Added a logging tag
Revision Changes Path
1.1 jakarta-taglibs/request/src/org/apache/taglibs/request/LogTag.java
Index: LogTag.java
===================================================================
/**
* $Header: /home/cvs/jakarta-taglibs/request/src/org/apache/taglibs/request/LogTag.java,v 1.1 2001/07/13 00:46:20 glenn Exp $
* $Revision: 1.1 $
* $Date: 2001/07/13 00:46:20 $
*
* ====================================================================
*
* 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 org.apache.taglibs.request;
import java.io.*;
import javax.servlet.*;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
import javax.servlet.http.*;
/**
* JSP Tag <b>log</b>, used to log the content of the log
* tag body to the servlet context log.
* <p>
* JSP Tag Lib Descriptor
* <p><pre>
* <name>log</name>
* <tagclass>org.apache.taglibs.request.LogTag</tagclass>
* <bodycontent>JSP</bodycontent>
* <info>Logs the body of the tag to the servlet context log.</info>
* </pre>
*
* @author Glenn Nielsen
*/
public class LogTag extends BodyTagSupport
{
/**
* Always include the body so it can be logged.
*
* @return EVAL_BODY_TAG
*/
public final int doStartTag() throws JspException
{
return EVAL_BODY_TAG;
}
/**
* Log the content of the log tag body to the servlet context log.
*
* @return SKIP_BODY
*/
public final int doAfterBody() throws JspException
{
// Use the body of the tag as message to log
BodyContent body = getBodyContent();
String s = body.getString();
// Clear the body since we use tag body as log message
body.clearBody();
// Get the servlet context to log the message
ServletContext ctx = pageContext.getServletContext();
ctx.log(s);
return SKIP_BODY;
}
}