com.sun.enterprise.web.WebPipeline Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of payara-micro Show documentation
Micro Distribution of the Payara Project for IBM JDK
There is a newer version: 4.1.2.181
/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2013 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package com.sun.enterprise.web;

import org.apache.catalina.Container;
import org.apache.catalina.Request;
import org.apache.catalina.Response;
import org.apache.catalina.core.StandardPipeline;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;
import com.sun.web.security.RealmAdapter;
import org.apache.catalina.Realm;

/**
 * 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 if (webModule != null) {
            final Realm realm = webModule.getRealm();
            if (realm != null &&
                    realm.isSecurityExtensionEnabled(hreq.getServletContext())){
                super.doChainInvoke(request, response);
            } else {
                super.invoke(request, response);
            }
        }
    }

}