Package org.apache.felix.dm

Examples of org.apache.felix.dm.DependencyManager

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@RunWith(PaxExam.class)
public class AdapterAndConsumerTest extends TestBase {
   
    @Test
    public void testServiceWithAdapterAndConsumer() {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();

        Component provider = m.createComponent()
            .setInterface(OriginalService.class.getName(), null)
            .setImplementation(new ServiceProvider(e));

        Component consumer = m.createComponent()
            .setImplementation(new ServiceConsumer(e))
            .add(m.createServiceDependency()
                .setService(AdaptedService.class)
                .setRequired(true)
            );

        Component adapter = m.createAdapterService(OriginalService.class, null)
            .setInterface(AdaptedService.class.getName(), null)
            .setImplementation(ServiceAdapter.class);
       
        // add the provider and the adapter
        m.add(provider);
        m.add(adapter);
        // add a consumer that will invoke the adapter
        // which will in turn invoke the original provider
        m.add(consumer);
        // now validate that both have been invoked in the right order
        e.waitForStep(2, 5000);
        // remove the provider again
        m.remove(provider);
        // ensure that the consumer is stopped
        e.waitForStep(3, 5000);
        // remove adapter and consumer
        m.remove(adapter);
        m.remove(consumer);
    }
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@RunWith(PaxExam.class)
public class BundleDependencyTest extends TestBase {
    @Test
    public void testBundleDependencies() {
        DependencyManager m = new DependencyManager(context);
        // create a service provider and consumer
        Consumer c = new Consumer();
        Component consumer = m.createComponent().setImplementation(c).add(m.createBundleDependency().setCallbacks("add", "remove"));
        // add the service consumer
        m.add(consumer);
        // check if at least one bundle was found
        c.check();
        // remove the consumer again
        m.remove(consumer);
        // check if all bundles were removed correctly
        c.doubleCheck();
       
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        Component consumerWithFilter = m.createComponent().setImplementation(new FilteredConsumer(e)).add(m.createBundleDependency().setFilter("(Bundle-SymbolicName=org.apache.felix.dependencymanager)").setCallbacks("add", "remove"));
        // add a consumer with a filter
        m.add(consumerWithFilter);
        e.step(2);
        // remove the consumer again
        m.remove(consumerWithFilter);
        e.step(4);
    }
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        e.step(4);
    }
   
    @Test
    public void testRequiredBundleDependency() {
        DependencyManager m = new DependencyManager(context);
        // create a service provider and consumer
        Consumer c = new Consumer();
       
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        Component consumerWithFilter = m.createComponent()
            .setImplementation(new FilteredConsumerRequired(e))
            .add(m.createBundleDependency()
                .setRequired(true)
                .setFilter("(Bundle-SymbolicName=org.apache.felix.dependencymanager)")
                .setCallbacks("add", "remove")
                );
        // add a consumer with a filter
        m.add(consumerWithFilter);
        e.waitForStep(1, 10000);
        // remove the consumer again
        m.remove(consumerWithFilter);
        e.waitForStep(2, 10000);
    }
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@RunWith(PaxExam.class)
public class CompositionTest extends TestBase {
    @Test
    public void testComposition() {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        // create a service provider and consumer
        Component sp = m.createComponent().setImplementation(new ServiceProvider(e)).setInterface(ServiceInterface.class.getName(), null);
        Component sc = m.createComponent().setImplementation(new ServiceConsumer(e))
                                      .setComposition("getComposition")
                                      .add(m.createServiceDependency().setService(ServiceInterface.class).setRequired(true).setCallbacks("add", null));
        m.add(sp);
        m.add(sc);
        // ensure we executed all steps inside the component instance
        e.step(6);
        m.clear();
    }
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@RunWith(PaxExam.class)
public class ServiceDependencyInjectionTest extends TestBase {
    @Test
    public void testServiceInjection() {
        DependencyManager m = new DependencyManager(context);
        Ensure e = new Ensure();
        // create a service provider and consumer
        ServiceProvider provider = new ServiceProvider(e);
        Component sp = m.createComponent().setImplementation(provider).setInterface(ServiceInterface2.class.getName(), null);
        Component sc = m.createComponent().setImplementation(new ServiceConsumer()).add(m.createServiceDependency().setService(ServiceInterface2.class).setRequired(true));
        Component sc2 = m.createComponent()
            .setImplementation(new ServiceConsumerNamedInjection())
            .add(m.createServiceDependency().setService(ServiceInterface2.class).setRequired(false).setAutoConfig("m_service"))
            .add(m.createServiceDependency().setService(ServiceInterface2.class).setRequired(false).setAutoConfig("m_service2"))
            .add(m.createServiceDependency().setService(ServiceInterface2.class).setRequired(false).setAutoConfig("m_service3"))
            ;
        m.add(sp);
        m.add(sc);
        m.remove(sc);
        m.add(sc2);
        m.remove(sc2);
        m.remove(sp);
        e.waitForStep(5, 5000);
    }
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@RunWith(PaxExam.class)
public class SharingDependenciesWithMultipleServicesTest extends TestBase {
    @Test
    public void testShareServiceDependencyWithMultipleServices() {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        // create a service provider and consumer
        Component provider = m.createComponent().setImplementation(new ServiceProvider()).setInterface(ServiceInterface.class.getName(), null);
        ServiceDependency dependency = m.createServiceDependency().setService(ServiceInterface.class).setRequired(true);
        Component consumer1 = m.createComponent().setImplementation(new ServiceConsumer(e, 1)).add(dependency);
        Component consumer2 = m.createComponent().setImplementation(new ServiceConsumer(e, 4)).add(dependency);
       
        m.add(provider);
        m.add(consumer1);
        e.waitForStep(3, 15000);
        m.add(consumer2);
        e.waitForStep(6, 15000);
        m.remove(provider);
        m.remove(consumer1);
        m.remove(consumer2);
    }
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        m.remove(consumer2);
    }
   
    @Test
    public void testShareConfigurationDependencyWithMultipleServices() {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        // create a service provider and consumer
        Component provider = m.createComponent().setImplementation(new ConfigurationProvider(e)).add(m.createServiceDependency().setService(ConfigurationAdmin.class).setRequired(true));
        ConfigurationDependency dependency = m.createConfigurationDependency().setPid("test");
        Component consumer1 = m.createComponent().setImplementation(new ConfigurationConsumer(e, 2)).add(dependency);
        Component consumer2 = m.createComponent().setImplementation(new ConfigurationConsumer(e, 3)).add(dependency);
       
        // add the configuration provider that should publish the configuration as step 1
        m.add(provider);
        // add the first consumer, and wait until its updated() method is invoked
        m.add(consumer1);
        e.waitForStep(2, 15000);

        // add the second consumer, and wait until its updated() method is invoked
        m.add(consumer2);
        e.waitForStep(3, 15000);

        // break down the test again
        m.remove(consumer2);
        m.remove(consumer1);
        m.remove(provider);
    }
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        m.remove(provider);
    }
   
    @Test
    public void testShareBundleDependencyWithMultipleServices() {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        // create a service provider and consumer
        BundleDependency dependency = m.createBundleDependency().setFilter("(Bundle-SymbolicName=org.apache.felix.dependencymanager)").setRequired(true);
        Component consumer1 = m.createComponent().setImplementation(new BundleConsumer(e, 1)).add(dependency);
        Component consumer2 = m.createComponent().setImplementation(new BundleConsumer(e, 2)).add(dependency);
       
        m.add(consumer1);
        e.waitForStep(1, 15000);
        m.add(consumer2);
        e.waitForStep(2, 15000);
        m.remove(consumer2);
        m.remove(consumer1);
    }
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        m.remove(consumer1);
    }
   
    @Test
    public void testShareResourceDependencyWithMultipleServices() throws Exception {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        // create a service provider and consumer
        ResourceDependency dependency = m.createResourceDependency().setFilter("(" + ResourceHandler.HOST + "=localhost)").setRequired(true);
        Component consumer1 = m.createComponent().setImplementation(new ResourceConsumer(e, 1)).add(dependency);
        Component consumer2 = m.createComponent().setImplementation(new ResourceConsumer(e, 2)).add(dependency);
        Component resourceProvider = m.createComponent().setImplementation(new ResourceProvider()).add(m.createServiceDependency().setService(ResourceHandler.class).setCallbacks("add", "remove"));;
        m.add(resourceProvider);
        m.add(consumer1);
        e.waitForStep(1, 15000);
        m.add(consumer2);
        e.waitForStep(2, 15000);
        m.remove(consumer2);
        m.remove(consumer1);
        m.remove(resourceProvider);
    }
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     * </p>
     *
     * @param comp this component, cannot be <code>null</code>.
     */
    public void init(Component comp) {
        final DependencyManager dm = comp.getDependencyManager();
        // Add the required dependency to the remote repository...
        comp.add(dm.createServiceDependency()
            .setService(Repository.class, m_repoFilter)
            .setCallbacks("addRepo", "removeRepo")
            .setInstanceBound(true)
            .setRequired(true)
            );
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