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This is a small junit extension developed in FighterFish project to make the task of writing test cases using maven/glassfish/junit much easier. It in turn leverages pax-exam test framework.
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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
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package org.glassfish.fighterfish.test.util;

import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.BundleException;

import java.util.concurrent.TimeUnit;

/**
 * A class that helps tests in the deployment of entity bundles. An entity bundle is a bundle containing
 * JPA entities which upon successful deployment registers a service of type EntityManagerFactory.
 *
 * @author [email protected]
 */
public class EntityBundle {
    private Bundle b;
    private BundleContext ctx;
    private String[] services = {"javax.persistence.EntityManagerFactory"};

    /**
     * Create a new EntityBundle
     * @param ctx BundleContext of the test - this is not the bundle context of the entity bundle being deployed.
     * @param b EntityBundle being deployed.
     */
    public EntityBundle(BundleContext ctx, Bundle b) {
        this.b = b;
        this.ctx = ctx;
    }

    /**
     * Deploy this entity bundle. If a service of type EntityManagerFactory does not get registered in
     * the specified time, assume the deployment has failed and throw a TimeoutException.
     * @param timeout
     * @param timeUnit
     * @throws BundleException
     * @throws InterruptedException
     */
    public void deploy(long timeout, TimeUnit timeUnit) throws BundleException, InterruptedException {
        b.start(Bundle.START_TRANSIENT);
        for (String service : services) {
            if (OSGiUtil.waitForService(ctx, b, service, timeUnit.toMillis(timeout)) == null) {
                throw new TimeoutException("Deployment timed out. No service of type " + service + " found.");
            }
        }
    }

    public void undeploy() throws BundleException {
        b.stop();
    }

    public Bundle getBundle() {
        return b;
    }
}