Package org.apache.felix.dm

Examples of org.apache.felix.dm.DependencyManager.createComponent()

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    public void testComponentThatDependsOnAOtheComponentShouldRegisterAsFailure() {
        setupEmptyBundles();
        DependencyManager dm = new DependencyManager(m_bundleContext);
        DependencyManager.getDependencyManagers().add(dm);
       
        Component component = dm.createComponent()
            .setImplementation(Object.class)
            .setInterface(Object.class.getName(), null)
            .add(dm.createServiceDependency().setService(Math.class).setRequired(true));
        dm.add(component);
       
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    public void testComponentThatHaveCycliclyDependencyOnAOtheComponentShouldRegisterAsFailure() {
        setupEmptyBundles();
        DependencyManager dm = new DependencyManager(m_bundleContext);
        DependencyManager.getDependencyManagers().add(dm);
       
        Component component1 = dm.createComponent()
            .setImplementation(Cipher.class)
            .setInterface(Cipher.class.getName(), null)
            .add(dm.createServiceDependency().setService(Math.class).setRequired(true));
        dm.add(component1);
       
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            .setImplementation(Cipher.class)
            .setInterface(Cipher.class.getName(), null)
            .add(dm.createServiceDependency().setService(Math.class).setRequired(true));
        dm.add(component1);
       
        Component component2 = dm.createComponent()
            .setImplementation(Math.class)
            .setInterface(Math.class.getName(), null)
            .add(dm.createServiceDependency().setService(Cipher.class).setRequired(true));
        dm.add(component2);
       
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    @Test
    public void testServiceDependencyPropagateCallback() {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        Component c1 = m.createComponent()
                      .setImplementation(new C1(e))
                      .add(m.createServiceDependency().setService(C2.class).setRequired(true).setCallbacks("bind", null));

        C2 c2Impl = new C2();
        Component c2 = m.createComponent()
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        Component c1 = m.createComponent()
                      .setImplementation(new C1(e))
                      .add(m.createServiceDependency().setService(C2.class).setRequired(true).setCallbacks("bind", null));

        C2 c2Impl = new C2();
        Component c2 = m.createComponent()
                      .setInterface(C2.class.getName(), new Hashtable() {{ put("foo", "bar"); }})
                      .setImplementation(c2Impl)
                      .add(m.createServiceDependency().setService(C3.class).setRequired(true).setPropagate(c2Impl, "getServiceProperties"));
       
        Component c3 = m.createComponent()
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        Component c2 = m.createComponent()
                      .setInterface(C2.class.getName(), new Hashtable() {{ put("foo", "bar"); }})
                      .setImplementation(c2Impl)
                      .add(m.createServiceDependency().setService(C3.class).setRequired(true).setPropagate(c2Impl, "getServiceProperties"));
       
        Component c3 = m.createComponent()
                      .setInterface(C3.class.getName(), null)
                      .setImplementation(new C3());
       
        m.add(c1);
        m.add(c2);
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        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();

        // create and add a service provider
        m.add(m.createComponent()
            .setInterface(ServiceInterface.class.getName(), null)
            .setImplementation(new ServiceProvider(e)));
       
        // create and add a resource provider
        ResourceProvider provider = new ResourceProvider(e);
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            .setInterface(ServiceInterface.class.getName(), null)
            .setImplementation(new ServiceProvider(e)));
       
        // create and add a resource provider
        ResourceProvider provider = new ResourceProvider(e);
        m.add(m.createComponent()
            .setImplementation(provider)
            .add(m.createServiceDependency()
              .setService(ResourceHandler.class)
              .setCallbacks("add", "remove"))
            );
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    public void testComponentLifeCycleCallbacks() {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        // create a simple service component
        Component s = m.createComponent()
            .setImplementation(new ComponentInstance(e));
        // add it, and since it has no dependencies, it should be activated immediately
        m.add(s);
        // remove it so it gets destroyed
        m.remove(s);
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    public void testCustomComponentLifeCycleCallbacks() {
        DependencyManager m = new DependencyManager(context);
        // helper class that ensures certain steps get executed in sequence
        Ensure e = new Ensure();
        // create a simple service component
        Component s = m.createComponent()
            .setImplementation(new CustomComponentInstance(e))
            .setCallbacks("a", "b", "c", "d");
        // add it, and since it has no dependencies, it should be activated immediately
        m.add(s);
        // remove it so it gets destroyed
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