/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.sirona.web.jsp;
import org.apache.sirona.stopwatches.StopWatch;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.TagSupport;
import static org.apache.sirona.web.jsp.TagUtils.getScope;
/**
* A JSP tag to counter JSP rendering performances
*
* @author <a href="mailto:nicolas@apache.org">Nicolas De Loof</a>
*/
public class StopTag extends TagSupport {
private String id;
private String scope;
/**
* @param id the id to set
*/
public void setId(String id) {
this.id = id;
}
/**
* {@inheritDoc}
*
* @see javax.servlet.jsp.tagext.TagSupport#doStartTag()
*/
@Override
public int doStartTag() throws JspException {
StopWatch stopWatch;
if (scope != null) {
stopWatch = (StopWatch) pageContext.getAttribute(id, getScope(scope));
} else {
stopWatch = (StopWatch) pageContext.getAttribute(id);
}
if (stopWatch == null) {
throw new JspException("No StopWatch under ID " + id + " and scope " + scope);
}
stopWatch.stop();
return EVAL_PAGE;
}
/**
* @param scope the scope to set
*/
public void setScope(final String scope) {
this.scope = scope;
}
}