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What this is
Other links
The source code
/*
* Copyright 1999-2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package examples;
import java.io.IOException;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspTagException;
import javax.servlet.jsp.tagext.BodyTag;
/**
* Log the contents of the body. Could be used to handle errors etc.
*/
public class LogTag
extends ExampleTagBase
implements BodyTag
{
boolean toBrowser = false;
public void resetCustomAttributes() {}
public void setToBrowser(String value) {
if (value == null)
toBrowser = false;
else if (value.equalsIgnoreCase("true"))
toBrowser = true;
else
toBrowser = false;
}
public int doStartTag() throws JspException {
return EVAL_BODY_TAG;
}
public int doAfterBody() throws JspException {
try {
String s = bodyOut.getString();
System.err.println(s);
if (toBrowser)
bodyOut.writeOut(bodyOut.getEnclosingWriter());
return SKIP_BODY;
} catch (IOException ex) {
throw new JspTagException(ex.toString());
}
}
}
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