Package org.apache.felix.dm

Examples of org.apache.felix.dm.Component

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    public void testComponentWithRequiredConfigurationAndServicePropertyPropagation() {
        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 s1 = m.createComponent().setImplementation(new ConfigurationConsumer(e)).setInterface(Runnable.class.getName(), null).add(m.createConfigurationDependency().setPid("test").setPropagate(true));
        Component s2 = m.createComponent().setImplementation(new ConfigurationCreator(e)).add(m.createServiceDependency().setService(ConfigurationAdmin.class).setRequired(true));
        Component s3 = m.createComponent().setImplementation(new ConfiguredServiceConsumer(e)).add(m.createServiceDependency().setService(Runnable.class, ("(testkey=testvalue)")).setRequired(true));
        m.add(s1);
        m.add(s2);
        m.add(s3);
        e.waitForStep(4, 15000);
        m.remove(s1);
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        // mimics testComponentWithRequiredConfigurationAndServicePropertyPropagation
        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 s1 = m.createComponent().setImplementation(new ConfigurationConsumer2(e)).setInterface(Runnable.class.getName(), null).add(m.createConfigurationDependency().setPid("test").setPropagate(true));
        Component s2 = m.createComponent().setImplementation(new ConfigurationCreator(e)).add(m.createServiceDependency().setService(ConfigurationAdmin.class).setRequired(true));
        Component s3 = m.createComponent().setImplementation(new ConfiguredServiceConsumer(e)).add(m.createServiceDependency().setService(Runnable.class, ("(testkey=testvalue)")).setRequired(true));
        m.add(s1);
        m.add(s2);
        m.add(s3);
        e.waitForStep(4, 15000);
        m.remove(s1);
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    public void testComponentWithRequiredConfigurationAndServicePropertyPropagation() {
        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 s1 = m.createComponent()
            .setImplementation(new ConfigurationConsumer(e))
            .add(m.createServiceDependency().setService(ServiceInterface.class).setRequired(true))
            .add(m.createConfigurationDependency().setPid("test"));
        Component s2 = m.createComponent()
            .setImplementation(new ConfigurationCreator(e))
            .add(m.createServiceDependency().setService(ConfigurationAdmin.class).setRequired(true));
        Component s3 = m.createComponent()
            .setInterface(ServiceInterface.class.getName(), null)
            .setImplementation(DependentServiceProvider.class);
        m.add(s1);
        m.add(s2);
        m.add(s3);
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    public void testComponentWithRequiredUpdatedConfigurationAndServicePropertyPropagation() {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();       
        ConfigurationCreator confCreator = new ConfigurationCreator();
        Component s1 = m.createComponent()
                .setImplementation(new S1(e))
                .setInterface(S1.class.getName(), null)
                .add(m.createConfigurationDependency()
                     .setPid("test")
                     .setPropagate(true));
        Component s2 = m.createComponent()
                .setImplementation(new S2(e))
                .add(m.createServiceDependency()
                     .setService(S1.class, ("(testkey=testvalue)"))
                     .setRequired(true)
                     .setCallbacks("add", "change", null));
        Component s3 = m.createComponent()
                .setImplementation(confCreator)
                .add(m.createServiceDependency()
                     .setService(ConfigurationAdmin.class)
                     .setRequired(true));
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    @Test
    public void testAdapterWithChangedInstanceBoundDependency() {
        DependencyManager m = new DependencyManager(context);
        Ensure e = new Ensure();

        Component a = m.createComponent()
                .setImplementation(new AImpl())
                .setInterface(A.class.getName(), null);
       
        Component b = m.createComponent()
                .setInterface(B.class.getName(), null)
                .setImplementation(new BImpl(e))
                .add(m.createBundleDependency()
                        .setFilter("(Bundle-SymbolicName=org.apache.felix.dependencymanager.shell)")
                        .setStateMask(Bundle.INSTALLED|Bundle.ACTIVE|Bundle.RESOLVED|Bundle.STARTING)
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        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        // create a resource provider
       
        Component component = m.createComponent().setInterface(MyService2.class.getName(), null).setImplementation(new MyComponent(e));
        ServiceDependency dependency = m.createServiceDependency().setService(MyService.class).setRequired(true);
        ServiceDependency dependency2 = m.createServiceDependency().setService(MyService.class).setRequired(true);
        ServiceTracker st = new ServiceTracker(context, MyService2.class.getName(), null);
        st.open();
        Component component2 = m.createComponent().setInterface(MyService.class.getName(), null).setImplementation(new MyImpl(e));
       
        // add the component: it has no dependencies so it should be activated immediately
        m.add(component);
        Assert.assertNotNull("service should be available", st.getService());
               
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    public void testExtraDependencyWithCallback() {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        // create a service consumer and provider
        Component sp = m.createComponent().setInterface(ProviderInterface.class.getName(), null).setImplementation(ProviderImpl.class);
        Component sc = m.createComponent().setImplementation(new Client(e, false, 1));
        Component sc2 = m.createComponent().setImplementation(new Client(e, true, 5));
        Component sc3 = m.createComponent().setImplementation(new Client(e, true, 9));
       
        // add the provider first, then add the consumer which initially will have no dependencies
        // but via the init() method an optional dependency with a callback method will be added
        m.add(sp);
        m.add(sc);
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    public void testServiceConsumptionAndIntermittentAvailability() {
        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 TemporalServiceProvider(e)).setInterface(TemporalServiceInterface.class.getName(), null);
        Component sp2 = m.createComponent().setImplementation(new TemporalServiceProvider2(e)).setInterface(TemporalServiceInterface.class.getName(), null);
        Component sc = m.createComponent().setImplementation(new TemporalServiceConsumer(e)).add(m.createTemporalServiceDependency().setService(TemporalServiceInterface.class).setRequired(true));
        // add the service consumer
        m.add(sc);
        // now add the first provider
        m.add(sp);
        e.waitForStep(2, 15000);
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        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
       
        // create a service adapter that adapts to services S1 and has an optional dependency on services S2
        Component sa = m.createAdapterService(S1.class, null)
            .setImplementation(SA.class)
            .add(m.createServiceDependency().setService(S2.class).setCallbacks("add", "remove"));
        m.add(sa);
       
        // create a service S1, which triggers the creation of the first adapter instance (A1)
        Component s1 = m.createComponent().setInterface(S1.class.getName(), null).setImplementation(new S1Impl());
        m.add(s1);
       
        // create a service S2, which will be added to A1
        Component s2 = m.createComponent().setInterface(S2.class.getName(), null).setImplementation(new S2Impl(e));
        m.add(s2);
       
        // create a second service S1, which triggers the creation of the second adapter instance (A2)
        Component s1b = m.createComponent().setInterface(S1.class.getName(), null).setImplementation(new S1Impl());
        m.add(s1b);
       
        // observe that S2 is also added to A2
        e.waitForStep(2, 5000);
       
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    public void testRequiredServiceRegistrationAndConsumption() {
        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 sp2 = m.createComponent().setImplementation(new ServiceProvider(e)).setInterface(ServiceInterface.class.getName(), null);
        Component sc = m.createComponent().setImplementation(new ServiceConsumer(e)).add(m.createServiceDependency().setService(ServiceInterface.class).setRequired(true).setCallbacks("add", "remove"));
        m.add(sp);
        m.add(sp2);
        System.out.println("adding client");
        m.add(sc);
        System.out.println("waiting");
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