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package com.sun.enterprise.web;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import org.apache.catalina.Container;
import org.apache.catalina.Globals;
import org.apache.catalina.Request;
import org.apache.catalina.Response;
import org.apache.catalina.core.StandardPipeline;
import com.sun.web.security.RealmAdapter;
/**
* Pipeline whose invoke logic checks if a given request path represents
* an ad-hoc path: If so, this pipeline delegates the request to the
* ad-hoc pipeline of its associated web module. Otherwise, this pipeline
* processes the request.
*/
public class WebPipeline extends StandardPipeline {
private WebModule webModule;
/**
* creates an instance of WebPipeline
* @param container
*/
public WebPipeline(Container container) {
super(container);
if(container instanceof WebModule) {
this.webModule = (WebModule)container;
}
}
/**
* Processes the specified request, and produces the appropriate
* response, by invoking the first valve (if any) of this pipeline, or
* the pipeline's basic valve.
*
* If the request path to process identifies an ad-hoc path, the
* web module's ad-hoc pipeline is invoked.
*
* @param request The request to process
* @param response The response to return
*/
public void invoke(Request request, Response response)
throws IOException, ServletException {
HttpServletRequest hreq = (HttpServletRequest) request.getRequest();
if (webModule != null && webModule.getAdHocServletName(hreq.getServletPath()) != null) {
webModule.getAdHocPipeline().invoke(request, response);
} else {
RealmAdapter realmAdapter = (RealmAdapter)webModule.getRealm();
if (realmAdapter != null &&
realmAdapter.isSecurityExtensionEnabled()){
doChainInvoke(request, response);
} else {
doInvoke(request, response);
}
}
}
}