use of org.apache.jasper.util.FastRemovalDequeue in project tomcat by apache.
the class JspRuntimeContext method push.
/**
* Push a newly compiled JspServletWrapper into the queue at first
* execution of jsp. Destroy any JSP that has been replaced in the queue.
*
* @param jsw Servlet wrapper for jsp.
* @return an unloadHandle that can be pushed to front of queue at later execution times.
* */
public FastRemovalDequeue<JspServletWrapper>.Entry<JspServletWrapper> push(JspServletWrapper jsw) {
if (log.isTraceEnabled()) {
log.trace(Localizer.getMessage("jsp.message.jsp_added", jsw.getJspUri(), context.getContextPath()));
}
FastRemovalDequeue<JspServletWrapper>.Entry<JspServletWrapper> entry = jspQueue.push(jsw);
JspServletWrapper replaced = entry.getReplaced();
if (replaced != null) {
if (log.isDebugEnabled()) {
log.debug(Localizer.getMessage("jsp.message.jsp_removed_excess", replaced.getJspUri(), context.getContextPath()));
}
unloadJspServletWrapper(replaced);
entry.clearReplaced();
}
return entry;
}
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