Glassfish example source code file (RuntimeSurrogate.java)

This example Glassfish source code file (RuntimeSurrogate.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Glassfish tags/keywords

authconfigfactory, authconfigfactory, authconfigprovider, exception, exception, hashmap, io, jaasservletauthconfigprovider, log, logging, registrationcontext, registrationlistener, runtimesurrogate, string, string, testthread, testthread, util

The Glassfish RuntimeSurrogate.java source code

/*
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 *
 * Copyright (c) 1997-2011 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
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 * and therefore, elected the GPL Version 2 license, then the option applies
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 */

package test.com.sun.jaspic.config;

import com.sun.jaspic.config.factory.AuthConfigFileFactory;
import com.sun.jaspic.config.servlet.JAASServletAuthConfigProvider;
import java.io.IOException;
import java.util.HashMap;
import java.util.Random;
import java.util.StringTokenizer;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.security.auth.Subject;
import javax.security.auth.callback.Callback;
import javax.security.auth.callback.CallbackHandler;
import javax.security.auth.callback.UnsupportedCallbackException;
import javax.security.auth.message.AuthException;
import javax.security.auth.message.config.AuthConfigFactory;
import javax.security.auth.message.config.AuthConfigFactory.RegistrationContext;
import javax.security.auth.message.config.AuthConfigProvider;
import javax.security.auth.message.config.RegistrationListener;
import javax.security.auth.message.config.ServerAuthConfig;
import javax.security.auth.message.config.ServerAuthContext;

/**
 *
 * @author Ron Monzillo
 */
public class RuntimeSurrogate {

    static final Logger logger = Logger.getLogger(RuntimeSurrogate.class.getName());
    private static final String CONFIG_FILE_NAME_KEY = "config.file.name";
    static HashMap<String, String> providerProperties = new HashMap();
    AuthConfigFactory factory;
    AuthConfigProvider provider;

    public RuntimeSurrogate(AuthConfigProvider provider, AuthConfigFactory factory) {
        String[] regIDS = factory.getRegistrationIDs(provider);
        for (String i : regIDS) {
            try {
                RegistrationContext r = factory.getRegistrationContext(i);
                System.out.println(contextToString(r));
                AuthConfigProvider p = factory.getConfigProvider(r.getMessageLayer(), r.getAppContext(), null);
                ServerAuthConfig c = p.getServerAuthConfig(r.getMessageLayer(), r.getAppContext(),
                        new CallbackHandler() {

                            public void handle(Callback[] clbcks)
                                    throws IOException, UnsupportedCallbackException {
                                throw new UnsupportedOperationException("Not supported yet.");
                            }
                        });
                ServerAuthContext s = c.getAuthContext("0", new Subject(), new HashMap());
            } catch (AuthException ex) {
                Logger.getLogger(RuntimeSurrogate.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
    }

    public final String contextToString(RegistrationContext r) {
        String rvalue = r.getDescription() + "\n\t" + r.getAppContext() + "\n\t"
                + r.getMessageLayer() + "\n\t" + r.isPersistent() + "\n";
        return rvalue;
    }

    public static void main(String[] args) {
        System.out.println("Security Manager is "
                + (System.getSecurityManager() == null ? "OFF" : "ON"));
        System.out.println("user.dir: " + System.getProperty("user.dir"));

        for (String s : args) {
            StringTokenizer tokenizer = new StringTokenizer(s, "=");
            if (tokenizer.countTokens() == 2) {
                String key = tokenizer.nextToken();
                String value = tokenizer.nextToken();
                System.out.println("key: " + key + " value: " + value);
                providerProperties.put(key, value);
            }
        }

        AuthConfigFactory.setFactory(new AuthConfigFileFactory());
        final AuthConfigFactory f = AuthConfigFactory.getFactory();

        final AuthConfigProvider p = new JAASServletAuthConfigProvider(providerProperties, f);
        RuntimeSurrogate rS = new RuntimeSurrogate(p, f);
        /*
        p = new SpringServletAuthConfigProvider(properties, f);
        rS = new RuntimeSurrogate(p, f);
         */
        //listenertest
        RegistrationListener listener =
                new RegistrationListener() {

                    public void notify(String layer, String context) {
                        System.out.println("listener notified - layer: " + layer + " context: " + context);
                        f.getConfigProvider(layer, context, this);
                    }
                };

        String rid1 = f.registerConfigProvider(p, "x", null, "test");
        String rid2 = f.registerConfigProvider(p, "x", "y1", "test");

        f.getConfigProvider("x", "y1", listener);
        f.getConfigProvider("x", "y2", listener);

        f.removeRegistration(rid2);
        f.removeRegistration(rid1);

        providers[0] = null;
        for (int i = 1; i < providers.length; i++) {
            providers[i] = new JAASServletAuthConfigProvider(providerProperties, null);
        }
        f.detachListener(listener, null, null);
        testFactory();
    }
    static AuthConfigProvider[] providers = new AuthConfigProvider[4];
    static final TestThread[] threads = new TestThread[1024];

    public static void testFactory() {

        AuthConfigFactory.setFactory(new AuthConfigFileFactory());

        for (int i = 0; i < threads.length; i++) {
            threads[i] = new TestThread();
        }
        for (int i = 0; i < threads.length; i++) {
            threads[i].start();
        }
        for (TestThread t : threads) {
            try {
                t.join();
            } catch (InterruptedException ex) {
                logger.log(Level.SEVERE, "thread: " + t.getId() + " caught exception", ex);
            } finally {
                logger.log(Level.INFO, "thread: {0} completed: {1}", new Object[]{t.getId(), t.runAsConsumer() ? "comsumer" : "producer"});
            }
        }
        logger.info("ALL THREADS JOINED");
        AuthConfigFactory f = AuthConfigFactory.getFactory();
        String[] rids = f.getRegistrationIDs(null);
        for (String i : rids) {
            RegistrationContext rc = f.getRegistrationContext(i);
            logger.log(Level.INFO, "removing registration - layer: {0} appContext: {1} description: {2} persistent: {3}",
                    new Object[]{rc.getMessageLayer(), rc.getAppContext(),
                        rc.getDescription(), rc.isPersistent()});
            f.removeRegistration(i);
        }
        logger.info("ALL REGISTRATIONS REMOVED");
    }

    static class TestThread extends Thread implements RegistrationListener {

        static Random random = new Random();
        static String[] layers = new String[4];
        static String[] contexts = new String[16];
        static int consumerCount = threads.length;
        boolean runAsConsumer = false;
        boolean stop;

        static {
            layers[0] = null;
            for (int i = 1; i < layers.length; i++) {
                layers[i] = "layer" + Integer.toString(i);
            }
            contexts[0] = null;
            for (int i = 1; i < contexts.length; i++) {
                contexts[i] = "context" + Integer.toString(i);
            }
        }

        @Override
        public void run() {
            synchronized (TestThread.class) {
                if (consumerCount == threads.length) {
                    runAsConsumer = false;
                } else {
                    runAsConsumer = (random.nextInt(threads.length / 10) != 1);
                }
            }
            AuthConfigFactory f = AuthConfigFactory.getFactory();
            if (runAsConsumer) {
                doConsumer(f, layers[random.nextInt(layers.length)], contexts[random.nextInt(contexts.length)]);
            } else {
                synchronized (TestThread.class) {
                    consumerCount--;
                    logger.log(Level.INFO, "creating producer, remaining consumers: " + consumerCount);
                }
                while (true) {
                    synchronized (TestThread.class) {
                        if (consumerCount == 0) {
                            return;
                        }
                    }
                    switch (random.nextInt(5)) {
                        case 0:
                            if (random.nextInt(25) == 1) {
                                try {
                                    f.refresh();
                                } catch (Exception e) {
                                    logger.log(Level.SEVERE, "producer thread: " + getId(), e);
                                }
                            }
                            break;
                        case 1:
                            if (random.nextInt(1000) == 1) {
                                try {
                                    f = AuthConfigFactory.getFactory();
                                    AuthConfigFactory.setFactory(f);
                                } catch (Exception e) {
                                    logger.log(Level.SEVERE, "producer thread: " + getId(), e);
                                }
                            }
                            break;
                        case 2:
                            try {
                                f.registerConfigProvider(
                                        "servlet.JAASServletAuthConfigProvider", providerProperties,
                                        layers[random.nextInt(layers.length)],
                                        contexts[random.nextInt(contexts.length)],
                                        "persistent registration");
                            } catch (Exception e) {
                                logger.log(Level.SEVERE, "producer thread: " + getId(), e);
                            }
                            break;
                        case 3:
                            try {
                                f.registerConfigProvider(
                                        providers[random.nextInt(providers.length)],
                                        layers[random.nextInt(layers.length)],
                                        contexts[random.nextInt(contexts.length)],
                                        "transient registration");
                            } catch (Exception e) {
                                logger.log(Level.SEVERE, "producer thread: " + getId(), e);
                            }
                            break;
                        case 4:
                            try {
                                String[] rids = f.getRegistrationIDs(
                                        providers[random.nextInt(providers.length)]);
                                int length = rids.length;
                                boolean removeNext = true;
                                for (String rid : rids) {
                                    RegistrationContext rc = f.getRegistrationContext(rid);
                                    if (rc == null) {
                                        removeNext = true;
                                    } else if (removeNext) {
                                        f.removeRegistration(rid);
                                        removeNext = false;
                                    } else {
                                        removeNext = true;
                                    }
                                }
                            } catch (Exception e) {
                                logger.log(Level.SEVERE, "producer thread: " + getId(), e);
                            }
                            break;

                    }
                }
            }
        }

        public boolean runAsConsumer() {
            return runAsConsumer;
        }

        public void doConsumer(AuthConfigFactory f, String layer, String context) {

            synchronized (TestThread.class) {
                logger.log(Level.INFO, "creating consumer");
                this.stop = false;
            }
            try {
                while (true) {
                    f.getConfigProvider(layer, context, this);
                    sleep(100);
                    synchronized (TestThread.class) {
                        if (this.stop) {
                            break;
                        }
                    }
                }
                f.detachListener(this, null, null);
            } catch (Exception e) {
                logger.log(Level.SEVERE, "consumer thread: " + getId(), e);
            } finally {
                synchronized (TestThread.class) {
                    consumerCount--;
                    logger.log(Level.INFO, "consumer thread: " + getId() + "stopping - remaining: " + consumerCount);
                }
            }
        }

        public void notify(String layer, String context) {
            if (random.nextInt(100) == 1) {
                synchronized (TestThread.class) {
                    this.stop = true;
                }
            }
        }
    }
}