org.glassfish.uberjar.activator.UberJarGlassFishActivator Maven / Gradle / Ivy

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/*
 * Copyright (c) 2022 Contributors to the Eclipse Foundation
 * Copyright (c) 2010, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package org.glassfish.uberjar.activator;

import com.sun.enterprise.glassfish.bootstrap.Constants;
import com.sun.enterprise.glassfish.bootstrap.Constants.Platform;

import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.Properties;
import java.util.logging.Logger;

import org.glassfish.embeddable.BootstrapProperties;
import org.glassfish.embeddable.GlassFish;
import org.glassfish.embeddable.GlassFishProperties;
import org.glassfish.embeddable.GlassFishRuntime;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.launch.Framework;

/**
 * This is an activator to allow just dropping the uber jar
 * into a running OSGi environment.
 *
 * @author [email protected]
 */

public class UberJarGlassFishActivator implements BundleActivator {

    private static Logger logger = Logger.getLogger("embedded-glassfish");

    private static final String UBER_JAR_URI = "org.glassfish.embedded.osgimain.jarURI";

    public static final String AUTO_START_BUNDLES_PROP =
            "org.glassfish.embedded.osgimain.autostartBundles";


    @Override
    public void start(BundleContext bundleContext) throws Exception {
        privilegedStart(bundleContext);

/*
        Properties props = new Properties();
        props.setProperty(Constants.PLATFORM_PROPERTY_KEY, Constants.Platform.Felix.toString());

        logger.info("ThreadContextClassLoader = " + Thread.currentThread().getContextClassLoader() +
                ", classloader = " + getClass().getClassLoader());

        Framework framework = (Framework) bundleContext.getBundle(0); // or loop until you find the framework bundle.
        logger.info("framework bundle = " + framework);
        props.put("Framework", framework);

        // Use the bundle Jar URI.
        props.setProperty(UBER_JAR_URI, bundleContext.getBundle().getLocation());

        long startTime = System.currentTimeMillis();
        GlassFishRuntime gfr = GlassFishRuntime.bootstrap(
                props, getClass().getClassLoader());  // don't use thread context classloader, otherwise the META-INF/services will not be found.
        long timeTaken = System.currentTimeMillis() - startTime;

        logger.info("created gfr = " + gfr + ", timeTaken = " + timeTaken);

        startTime = System.currentTimeMillis();
        GlassFish gf = gfr.newGlassFish(props);
        timeTaken = System.currentTimeMillis() - startTime;
        System.out.println("created gf = " + gf + ", timeTaken = " + timeTaken);


        startTime = System.currentTimeMillis();
        gf.start();
        timeTaken = System.currentTimeMillis() - startTime;
        System.out.println("started gf, timeTaken = " + timeTaken);

*/
    }

    private void privilegedStart(final BundleContext bundleContext) throws Exception {
        AccessController.doPrivileged(new PrivilegedAction() {
            @Override
            public Void run() {
                try {
                    Properties props = new Properties();
                    props.setProperty(Constants.PLATFORM_PROPERTY_KEY, Platform.Felix.name());

                    logger.info("ThreadContextClassLoader = " + Thread.currentThread().getContextClassLoader() +
                            ", classloader = " + getClass().getClassLoader());

                    Framework framework = (Framework) bundleContext.getBundle(0); // or loop until you find the framework bundle.
                    logger.info("framework bundle = " + framework);
                    props.put("Framework", framework);

                    // Use the bundle Jar URI.
                    props.setProperty(UBER_JAR_URI, bundleContext.getBundle().getLocation());

                    long startTime = System.currentTimeMillis();
                    GlassFishRuntime gfr = GlassFishRuntime.bootstrap(
                            new BootstrapProperties(props), getClass().getClassLoader());  // don't use thread context classloader, otherwise the META-INF/services will not be found.
                    long timeTaken = System.currentTimeMillis() - startTime;

                    logger.info("created gfr = " + gfr + ", timeTaken = " + timeTaken);

                    startTime = System.currentTimeMillis();
                    // XXX : Why are we passing the same set of properties to
                    // both bootstrap and newGlassFish ?
                    GlassFish gf = gfr.newGlassFish(new GlassFishProperties(props));
                    timeTaken = System.currentTimeMillis() - startTime;
                    System.out.println("created gf = " + gf + ", timeTaken = " + timeTaken);


                    startTime = System.currentTimeMillis();
                    gf.start();
                    timeTaken = System.currentTimeMillis() - startTime;
                    System.out.println("started gf, timeTaken = " + timeTaken);
                } catch (Exception ex) {
                    throw new RuntimeException(ex);
                }
                return null;
            }
        });
    }

    @Override
    public void stop(BundleContext bundleContext) throws Exception {
        logger.info("EmbeddedGlassFishActivator is stopped");
    }

}