Glassfish example source code file (EventsTest.java)

This example Glassfish source code file (EventsTest.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

actionreport, arraylist, arraylist, eventlistener, eventlistener, events, eventtypes, exception, extendeddeploymentcontext, io, list, list, log, logging, test, test, threading, threads, undeploycommandparameters, util

The Glassfish EventsTest.java source code

/*
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 * 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.
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 * file and include the License file at packager/legal/LICENSE.txt.
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package org.glassfish.tests.kernel.deployment;

import org.junit.*;
import org.glassfish.api.event.Events;
import org.glassfish.api.event.EventListener;
import org.glassfish.api.event.EventTypes;
import org.glassfish.api.deployment.DeployCommandParameters;
import org.glassfish.api.deployment.UndeployCommandParameters;
import org.glassfish.api.ActionReport;
import org.glassfish.api.admin.ServerEnvironment;
import org.glassfish.tests.utils.Utils;
import org.glassfish.tests.utils.ConfigApiTest;
import org.glassfish.internal.deployment.Deployment;
import org.glassfish.internal.deployment.ExtendedDeploymentContext;
import org.glassfish.config.support.GlassFishDocument;
import org.jvnet.hk2.component.Habitat;
import org.jvnet.hk2.config.DomDocument;

import java.io.File;
import java.io.IOException;
import java.util.logging.Logger;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;
import java.util.List;
import java.util.ArrayList;
import java.util.Iterator;

import com.sun.hk2.component.ExistingSingletonInhabitant;
import com.sun.enterprise.config.serverbeans.Server;
import com.sun.enterprise.module.bootstrap.StartupContext;

/**
 * Created by IntelliJ IDEA.
 * User: dochez
 * Date: Mar 12, 2009
 * Time: 9:26:57 AM
 * To change this template use File | Settings | File Templates.
 */
public class EventsTest extends ConfigApiTest {

    static Habitat habitat;
    static File application;
    static List<EventListener.Event> allEvents = new ArrayList();
    static private EventListener listener = new EventListener() {
        public void event(Event event) {
            //System.out.println("Received event " + event.name());
            allEvents.add(event);
        }
    };

    public String getFileName() {
        return "DomainTest";
    }

    public DomDocument getDocument(Habitat habitat) {
       DomDocument doc = habitat.getByType(GlassFishDocument.class);
        if (doc==null) {
            return new GlassFishDocument(habitat, Executors.newCachedThreadPool(new ThreadFactory() {

                        public Thread newThread(Runnable r) {
                            Thread t = Executors.defaultThreadFactory().newThread(r);
                            t.setDaemon(true);
                            return t;
                        }

                    }));
        }
        return doc;
    }

    @Before
    public void setup() throws IOException {

        // cludge to run only once yet not depend on a static method.
        if (habitat!=null) {
            return;
        }
        habitat  = super.getHabitat();
        habitat.addIndex(new ExistingSingletonInhabitant<Server>(habitat.getComponent(Server.class, "server")),
                     Server.class.getName(), ServerEnvironment.DEFAULT_INSTANCE_NAME);

        try {
            application = File.createTempFile("kerneltest", "tmp");
        } catch (IOException e) {
            e.printStackTrace();
            throw e;

        }

        application.delete();
        application.mkdirs();

        Events events = habitat.getByContract(Events.class);
        events.register(listener);
    }

    @AfterClass
    public static void tearDown() {
       application.delete();

    }

    public static List<EventTypes> getSingletonModuleSuccessfullDeploymentEvents() {
        ArrayList<EventTypes> events = new ArrayList();
        events.add(Deployment.MODULE_PREPARED);
        events.add(Deployment.MODULE_LOADED);
        events.add(Deployment.MODULE_STARTED);
        events.add(Deployment.APPLICATION_PREPARED);
        events.add(Deployment.APPLICATION_LOADED);
        events.add(Deployment.APPLICATION_STARTED);
        return events;
    }

    public static List<EventTypes> getSingletonModuleSuccessfullUndeploymentEvents() {
        ArrayList<EventTypes> events = new ArrayList();
        events.add(Deployment.MODULE_STOPPED);
        events.add(Deployment.MODULE_UNLOADED);
        events.add(Deployment.MODULE_CLEANED);
        events.add(Deployment.APPLICATION_STOPPED);
        events.add(Deployment.APPLICATION_UNLOADED);
        events.add(Deployment.APPLICATION_CLEANED);
        return events;
    }

    public static List<EventTypes> asynchonousEvents() {
        ArrayList<EventTypes> events = new ArrayList();
        events.add(Deployment.DEPLOYMENT_START);
        events.add(Deployment.DEPLOYMENT_SUCCESS);        
        events.add(Deployment.UNDEPLOYMENT_START);
        events.add(Deployment.UNDEPLOYMENT_SUCCESS);
        events.add(Deployment.UNDEPLOYMENT_FAILURE);
        return events;
    }

    @Test
    public void deployTest() throws Exception {

        final List<EventTypes> myTestEvents = getSingletonModuleSuccessfullDeploymentEvents();
        Events events = habitat.getByContract(Events.class);
        EventListener listener = new EventListener() {
            public void event(Event event) {
                if (myTestEvents.contains(event.type())) {
                    myTestEvents.remove(event.type());
                }
            }
        };
        events.register(listener);
        Deployment deployment = habitat.getByContract(Deployment.class);
        DeployCommandParameters params = new DeployCommandParameters(application);
        params.name = "fakeApplication";
        ActionReport report = habitat.getComponent(ActionReport.class, "hk2-agent");
        ExtendedDeploymentContext dc = deployment.getBuilder(Logger.getAnonymousLogger(), params, report).source(application).build();
        deployment.deploy(dc);
        events.unregister(listener);
        Assert.assertEquals(report.getActionExitCode(), ActionReport.ExitCode.SUCCESS);
        for (EventTypes et : myTestEvents) {
            System.out.println("An expected event of type " + et.type() + " was not received");
        }
    }

    @Test
    public void undeployTest() throws Exception {

        try {
        final List<EventTypes> myTestEvents = getSingletonModuleSuccessfullUndeploymentEvents();
        Events events = habitat.getByContract(Events.class);
        EventListener listener = new EventListener() {
            public void event(Event event) {
                if (myTestEvents.contains(event.type())) {
                    myTestEvents.remove(event.type());
                }
            }
        };
        events.register(listener);
        Deployment deployment = habitat.getByContract(Deployment.class);
        UndeployCommandParameters params = new UndeployCommandParameters("fakeApplication");
        ActionReport report = habitat.getComponent(ActionReport.class, "hk2-agent");
        ExtendedDeploymentContext dc = deployment.getBuilder(logger, params, report).source(application).build();
        deployment.undeploy("fakeApplication", dc);
        Assert.assertEquals(report.getActionExitCode(), ActionReport.ExitCode.SUCCESS);
        for (EventTypes et : myTestEvents) {
            System.out.println("An expected event of type " + et.type() + " was not received");
        }
        } catch(Throwable t) {
            t.printStackTrace();
        }

    }

    @Test
    public void badUndeployTest() throws Exception {
        Deployment deployment = habitat.getByContract(Deployment.class);
        UndeployCommandParameters params = new UndeployCommandParameters("notavalidname");
        ActionReport report = habitat.getComponent(ActionReport.class, "hk2-agent");
        ExtendedDeploymentContext dc = deployment.getBuilder(Logger.getAnonymousLogger(), params, report).source(application).build();
        deployment.undeploy("fakeApplication", dc);
        Assert.assertEquals(report.getActionExitCode(), ActionReport.ExitCode.FAILURE);
    }

    @Test
    @Ignore
    public void asynchronousEvents() {
        List<EventTypes> asyncEvents =  asynchonousEvents();
        Iterator<EventTypes> itr = asyncEvents.iterator();
        while (itr.hasNext()) {
            EventTypes et = itr.next();
            for (EventListener.Event evt : allEvents) {
                if (evt.is(et)) {
                    itr.remove();
                }
            }
        }
        for (EventTypes et : asyncEvents) {
            System.out.println("Asynchronous event " + et.type() + " was not received");    
        }
        Assert.assertTrue(asyncEvents.size()==0);        
    }
}