Package org.apache.felix.ipojo.handlers.dependency

Examples of org.apache.felix.ipojo.handlers.dependency.DependencyHandlerDescription

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    }

    @Test
    public void testAddAndRemoveMethods() {
        ComponentInstance instance = ipojoHelper.createComponentInstance(factory);
        DependencyHandlerDescription dh = (DependencyHandlerDescription) instance.getInstanceDescription()
                .getHandlerDescription("org.apache.felix.ipojo:requires");

        DependencyDescription dd = findDependencyById(dh, "MyService");
        assertThat(dd).isNotNull();
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        configuration.put("requires.filters", filters);
        ComponentInstance instance = ipojoHelper.createComponentInstance("org.apache.felix.ipojo.runtime.core.test" +
                ".components.context.ContextualFilterConsumer", configuration);

        assertTrue(instance.getState() == ComponentInstance.VALID);
        DependencyHandlerDescription desc = (DependencyHandlerDescription) instance.getInstanceDescription().getHandlerDescription("org.apache.felix" +
                ".ipojo:requires");

        // Only one dependency.
        DependencyDescription dependency = desc.getDependencies()[0];
        assertEquals("(id=2)", dependency.getFilter());
    }
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        configuration.put("requires.filters", filters);
        ComponentInstance instance = ipojoHelper.createComponentInstance("org.apache.felix.ipojo.runtime.core.test" +
                ".components.context.ContextualFilterConsumer", configuration);

        assertTrue(instance.getState() == ComponentInstance.INVALID);
        DependencyHandlerDescription desc = (DependencyHandlerDescription) instance.getInstanceDescription().getHandlerDescription("org.apache.felix" +
                ".ipojo:requires");

        // Only one dependency.
        DependencyDescription dependency = desc.getDependencies()[0];
        assertEquals("(id=${env.id})", dependency.getFilter());
    }
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        ComponentInstance instance = ipojoHelper.createComponentInstance("org.apache.felix.ipojo.runtime.core.test" +
                ".components.context.ContextualFilterConsumer", configuration);

        assertTrue(instance.getState() == ComponentInstance.VALID);
        DependencyHandlerDescription desc = (DependencyHandlerDescription) instance.getInstanceDescription().getHandlerDescription("org.apache.felix" +
                ".ipojo:requires");

        // Only one dependency.
        DependencyDescription dependency = desc.getDependencies()[0];
        assertEquals("(id=2)", dependency.getFilter());
    }
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        ComponentInstance instance = ipojoHelper.createComponentInstance("org.apache.felix.ipojo.runtime.core.test" +
                ".components.context.ContextualFilterConsumer", configuration);

        assertTrue(instance.getState() == ComponentInstance.VALID);
        DependencyHandlerDescription desc = (DependencyHandlerDescription) instance.getInstanceDescription().getHandlerDescription("org.apache.felix" +
                ".ipojo:requires");

        // Only one dependency.
        DependencyDescription dependency = desc.getDependencies()[0];
        assertEquals("(id=2)", dependency.getFilter());

        // Reconfigure the instance.
        Properties newProps = new Properties();
        newProps.put("instance.id", "3");
        instance.reconfigure(newProps);

        assertTrue(instance.getState() == ComponentInstance.INVALID);
        desc = (DependencyHandlerDescription) instance.getInstanceDescription().getHandlerDescription("org.apache.felix" +
                ".ipojo:requires");

        // Only one dependency.
        dependency = desc.getDependencies()[0];
        assertEquals("(id=3)", dependency.getFilter());

        // Another reconfiguration (that does not affect the filters)
        newProps = new Properties();
        newProps.put("instance.id", "3");
        newProps.put("stuff", "stuff");
        instance.reconfigure(newProps);

        assertTrue(instance.getState() == ComponentInstance.INVALID);
        desc = (DependencyHandlerDescription) instance.getInstanceDescription().getHandlerDescription("org.apache.felix" +
                ".ipojo:requires");

        // Only one dependency.
        dependency = desc.getDependencies()[0];
        assertEquals("(id=3)", dependency.getFilter());

        // Yet another reconfiguration, un-setting instance.id
        newProps = new Properties();
        newProps.put("stuff", "stuff");
        instance.reconfigure(newProps);

        assertTrue(instance.getState() == ComponentInstance.INVALID);
        desc = (DependencyHandlerDescription) instance.getInstanceDescription().getHandlerDescription("org.apache.felix" +
                ".ipojo:requires");

        // Only one dependency.
        dependency = desc.getDependencies()[0];
        assertEquals("(id=${instance.id})", dependency.getFilter());

        // Finally another reconfiguration to build a fulfilled filter
        newProps = new Properties();
        newProps.put("instance.id", "1");
        newProps.put("stuff", "stuff");
        instance.reconfigure(newProps);

        assertTrue(instance.getState() == ComponentInstance.VALID);
        desc = (DependencyHandlerDescription) instance.getInstanceDescription().getHandlerDescription("org.apache.felix" +
                ".ipojo:requires");

        // Only one dependency.
        dependency = desc.getDependencies()[0];
        assertEquals("(id=1)", dependency.getFilter());
    }
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        fooProvider1 = null;
        fooProvider2 = null;
    }

    private DependencyHandlerDescription getDependencyDesc(InstanceDescription id) {
        DependencyHandlerDescription handler = (DependencyHandlerDescription) id.getHandlerDescription("org.apache.felix.ipojo:requires");
        if (handler == null) {
            fail("Dependency Handler not found");
            return null;
        } else {
            return handler;
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        assertNotNull("Check architecture availability", arch_dep);
        PrimitiveInstanceDescription id_dep = (PrimitiveInstanceDescription) ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_dep.getState() == ComponentInstance.INVALID);

        // Check dependency handler invalidity
        DependencyHandlerDescription dhd = getDependencyDesc(id_dep);
        assertFalse("Check dependency handler invalidity", dhd.isValid());

        // Check dependency metadata
        assertEquals("Check dependency interface", dhd.getDependencies()[0].getInterface(), FooService.class.getName());
        assertEquals("Check dependency id", dhd.getDependencies()[0].getId(), FooService.class.getName());
        assertFalse("Check dependency cardinality", dhd.getDependencies()[0].isMultiple());
        assertFalse("Check dependency optionality", dhd.getDependencies()[0].isOptional());
        assertNull("Check dependency ref -1", dhd.getDependencies()[0].getServiceReferences());
        assertFalse("Check dependency proxy", dhd.getDependencies()[0].isProxy());

        fooProvider1.start();

        ServiceReference arch_ps = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider1.getInstanceName());
        assertNotNull("Check architecture availability", arch_ps);
        PrimitiveInstanceDescription id_ps = (PrimitiveInstanceDescription) ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_ps.getState() == ComponentInstance.VALID);

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance validity", id_dep.getState() == ComponentInstance.VALID);
        dhd = getDependencyDesc(id_dep);
        assertTrue("Check dependency handler validity", dhd.isValid());
        assertEquals("Check dependency ref - 2 ", dhd.getDependencies()[0].getServiceReferences().size(), 1);

        ServiceReference cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance1.getInstanceName());
        assertNotNull("Check CheckService availability", cs_ref);
        CheckService cs = (CheckService) osgiHelper.getRawServiceObject(cs_ref);
        assertTrue("check CheckService invocation", cs.check());

        // Check object graph
        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        //id_ps = ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        ProvidedServiceHandlerDescription psh = getPSDesc(id_ps);
        assertEquals("Check POJO creation", id_ps.getCreatedObjects().length, 1);

        fooProvider1.stop();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance invalidity - 2", id_dep.getState() == ComponentInstance.INVALID);
        dhd = getDependencyDesc(id_dep);
        assertFalse("Check dependency handler invalidity", dhd.isValid());

        fooProvider1.start();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        arch_ps = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider1.getInstanceName());
        assertNotNull("Check architecture availability", arch_ps);
        //id_ps = ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_ps.getState() == ComponentInstance.VALID);
        psh = getPSDesc(id_ps);
        assertTrue("Check instance validity", id_dep.getState() == ComponentInstance.VALID);
        assertTrue("Check dependency handler validity", dhd.isValid());

        assertEquals("Check dependency ref -3", dhd.getDependencies()[0].getServiceReferences().size(), 1);

        cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance1.getInstanceName());
        assertNotNull("Check CheckService availability", cs_ref);
        cs = (CheckService) osgiHelper.getRawServiceObject(cs_ref);
        assertTrue("check CheckService invocation", cs.check());

        // Check object graph
        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        //id_ps = ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        psh = getPSDesc(id_ps);


        fooProvider1.stop();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance invalidity - 2", id_dep.getState() == ComponentInstance.INVALID);
        dhd = getDependencyDesc(id_dep);
        assertFalse("Check dependency handler invalidity", dhd.isValid());

        id_dep = null;
        cs = null;
        getContext().ungetService(arch_dep);
        getContext().ungetService(cs_ref);
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        assertNotNull("Check architecture availability", arch_dep);
        PrimitiveInstanceDescription id_dep = (PrimitiveInstanceDescription) ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_dep.getState() == ComponentInstance.INVALID);

        // Check dependency handler invalidity
        DependencyHandlerDescription dhd = getDependencyDesc(id_dep);
        assertFalse("Check dependency handler invalidity", dhd.isValid());

        // Check dependency metadata
        assertEquals("Check dependency interface", dhd.getDependencies()[0].getInterface(), FooService.class.getName());
        assertEquals("Check dependency id", dhd.getDependencies()[0].getId(), FooService.class.getName());
        assertFalse("Check dependency cardinality", dhd.getDependencies()[0].isMultiple());
        assertFalse("Check dependency optionality", dhd.getDependencies()[0].isOptional());
        assertNull("Check dependency ref -1", dhd.getDependencies()[0].getServiceReferences());
        assertTrue("Check dependency proxy", dhd.getDependencies()[0].isProxy());

        fooProvider1.start();

        ServiceReference arch_ps = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider1.getInstanceName());
        assertNotNull("Check architecture availability", arch_ps);
        PrimitiveInstanceDescription id_ps = (PrimitiveInstanceDescription) ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_ps.getState() == ComponentInstance.VALID);

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance validity", id_dep.getState() == ComponentInstance.VALID);
        dhd = getDependencyDesc(id_dep);
        assertTrue("Check dependency handler validity", dhd.isValid());
        assertEquals("Check dependency ref - 2 ", dhd.getDependencies()[0].getServiceReferences().size(), 1);

        ServiceReference cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance5.getInstanceName());
        assertNotNull("Check CheckService availability", cs_ref);
        CheckService cs = (CheckService) osgiHelper.getRawServiceObject(cs_ref);
        assertTrue("check CheckService invocation", cs.check());

        // Check object graph
        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        //id_ps = ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        ProvidedServiceHandlerDescription psh = getPSDesc(id_ps);
        assertEquals("Check POJO creation", id_ps.getCreatedObjects().length, 1);

        fooProvider1.stop();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance invalidity - 2", id_dep.getState() == ComponentInstance.INVALID);
        dhd = getDependencyDesc(id_dep);
        assertFalse("Check dependency handler invalidity", dhd.isValid());

        fooProvider1.start();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        arch_ps = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider1.getInstanceName());
        assertNotNull("Check architecture availability", arch_ps);
        //id_ps = ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_ps.getState() == ComponentInstance.VALID);
        psh = getPSDesc(id_ps);
        assertTrue("Check instance validity", id_dep.getState() == ComponentInstance.VALID);
        assertTrue("Check dependency handler validity", dhd.isValid());

        assertEquals("Check dependency ref -3", dhd.getDependencies()[0].getServiceReferences().size(), 1);

        cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance5.getInstanceName());
        assertNotNull("Check CheckService availability", cs_ref);
        cs = (CheckService) osgiHelper.getRawServiceObject(cs_ref);
        assertTrue("check CheckService invocation", cs.check());

        // Check object graph
        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        //id_ps = ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        psh = getPSDesc(id_ps);

        fooProvider1.stop();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance invalidity - 2", id_dep.getState() == ComponentInstance.INVALID);
        dhd = getDependencyDesc(id_dep);
        assertFalse("Check dependency handler invalidity", dhd.isValid());

        id_dep = null;
        cs = null;
        getContext().ungetService(arch_dep);
        getContext().ungetService(cs_ref);
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        assertNotNull("Check architecture availability", arch_dep);
        PrimitiveInstanceDescription id_dep = (PrimitiveInstanceDescription) ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_dep.getState() == ComponentInstance.VALID);

        // Check dependency handler invalidity
        DependencyHandlerDescription dhd = getDependencyDesc(id_dep);
        assertTrue("Check dependency handler invalidity", dhd.isValid());

        // Check dependency metadata
        assertEquals("Check dependency interface", dhd.getDependencies()[0].getInterface(), FooService.class.getName());
        assertEquals("Check dependency id", dhd.getDependencies()[0].getId(), "FooService");
        assertFalse("Check dependency cardinality", dhd.getDependencies()[0].isMultiple());
        assertTrue("Check dependency optionality", dhd.getDependencies()[0].isOptional());
        assertNull("Check dependency ref -1", dhd.getDependencies()[0].getServiceReferences());

        fooProvider1.start();

        ServiceReference arch_ps = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider1.getInstanceName());
        assertNotNull("Check architecture availability", arch_ps);
        PrimitiveInstanceDescription id_ps = (PrimitiveInstanceDescription) ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_ps.getState() == ComponentInstance.VALID);

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance validity", id_dep.getState() == ComponentInstance.VALID);
        dhd = getDependencyDesc(id_dep);
        assertTrue("Check dependency handler validity", dhd.isValid());
        assertEquals("Check dependency ref - 2 ", dhd.getDependencies()[0].getServiceReferences().size(), 1);

        ServiceReference cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance2.getInstanceName());
        assertNotNull("Check CheckService availability", cs_ref);
        CheckService cs = (CheckService) osgiHelper.getRawServiceObject(cs_ref);
        assertTrue("check CheckService invocation", cs.check());

        // Check object graph
        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        //id_ps = ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        ProvidedServiceHandlerDescription psh = getPSDesc(id_ps);
        assertEquals("Check POJO creation", id_ps.getCreatedObjects().length, 1);

        fooProvider1.stop();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance invalidity - 2", id_dep.getState() == ComponentInstance.VALID);
        dhd = getDependencyDesc(id_dep);
        assertTrue("Check dependency handler invalidity", dhd.isValid());

        fooProvider1.start();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        arch_ps = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider1.getInstanceName());
        assertNotNull("Check architecture availability", arch_ps);
        //id_ps = ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_ps.getState() == ComponentInstance.VALID);
        psh = getPSDesc(id_ps);
        assertTrue("Check instance validity", id_dep.getState() == ComponentInstance.VALID);
        assertTrue("Check dependency handler validity", dhd.isValid());

        assertEquals("Check dependency ref -3", dhd.getDependencies()[0].getServiceReferences().size(), 1);

        cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance2.getInstanceName());
        assertNotNull("Check CheckService availability", cs_ref);
        cs = (CheckService) osgiHelper.getRawServiceObject(cs_ref);
        assertTrue("check CheckService invocation", cs.check());

        // Check object graph
        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        //id_ps = ((Architecture) osgiHelper.getRawServiceObject(arch_ps)).getInstanceDescription();
        psh = getPSDesc(id_ps);

        fooProvider1.stop();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance invalidity - 2", id_dep.getState() == ComponentInstance.VALID);
        dhd = getDependencyDesc(id_dep);
        assertTrue("Check dependency handler invalidity", dhd.isValid());

        id_dep = null;
        cs = null;
        getContext().ungetService(arch_dep);
        getContext().ungetService(cs_ref);
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        assertNotNull("Check architecture availability", arch_dep);
        PrimitiveInstanceDescription id_dep = (PrimitiveInstanceDescription) ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_dep.getState() == ComponentInstance.INVALID);

        // Check dependency handler invalidity
        DependencyHandlerDescription dhd = getDependencyDesc(id_dep);
        DependencyDescription dd = getDependencyDescBySpecification(id_dep, FooService.class.getName());
        assertFalse("Check dependency handler invalidity", dhd.isValid());
        assertTrue("Check dependency invalidity", dd.getState() == Dependency.UNRESOLVED);


        // Check dependency metadata
        assertEquals("Check dependency interface", dhd.getDependencies()[0].getInterface(), FooService.class.getName());
        assertTrue("Check dependency cardinality", dhd.getDependencies()[0].isMultiple());
        assertFalse("Check dependency optionality", dhd.getDependencies()[0].isOptional());
        assertNull("Check dependency ref -1", dhd.getDependencies()[0].getServiceReferences());

        assertEquals("Check dependency interface", dd.getSpecification(), FooService.class.getName());
        assertTrue("Check dependency cardinality", dd.isMultiple());
        assertFalse("Check dependency optionality", dd.isOptional());
        assertNull("Check dependency ref -1", dd.getServiceReferences());
        assertFalse("Check dependency proxy", dhd.getDependencies()[0].isProxy());

        fooProvider1.start();

        ServiceReference arch_ps1 = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider1.getInstanceName());
        assertNotNull("Check architecture availability", arch_ps1);
        PrimitiveInstanceDescription id_ps1 = (PrimitiveInstanceDescription) ((Architecture) osgiHelper.getRawServiceObject(arch_ps1)).getInstanceDescription();
        assertTrue("Check instance validity - 1", id_ps1.getState() == ComponentInstance.VALID);

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance validity", id_dep.getState() == ComponentInstance.VALID);
        dhd = getDependencyDesc(id_dep);
        assertTrue("Check dependency handler validity", dhd.isValid());
        assertEquals("Check dependency ref - 2 ", dhd.getDependencies()[0].getServiceReferences().size(), 1);
        assertEquals("Check used ref - 1 (" + dhd.getDependencies()[0].getUsedServices().size() + ")", dhd.getDependencies()[0].getUsedServices().size(), 0);

        ServiceReference cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance3.getInstanceName());
        assertNotNull("Check CheckService availability", cs_ref);
        CheckService cs = (CheckService) osgiHelper.getRawServiceObject(cs_ref);
        assertTrue("check CheckService invocation", cs.check());

        // Check object graph
        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        //id_ps1 = ((Architecture) osgiHelper.getRawServiceObject(arch_ps1)).getInstanceDescription();
        ProvidedServiceHandlerDescription psh = getPSDesc(id_ps1);
        assertEquals("Check POJO creation", id_ps1.getCreatedObjects().length, 1);

        // Start a second foo service provider
        fooProvider2.start();

        arch_ps1 = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider1.getInstanceName());
        ServiceReference arch_ps2 = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider2.getInstanceName());
        assertNotNull("Check architecture availability", arch_ps1);
        assertNotNull("Check architecture 2 availability", arch_ps2);
        //id_ps1 = ((Architecture) osgiHelper.getRawServiceObject(arch_ps1)).getInstanceDescription();
        PrimitiveInstanceDescription id_ps2 = (PrimitiveInstanceDescription) ((Architecture) osgiHelper.getRawServiceObject(arch_ps2)).getInstanceDescription();
        assertTrue("Check instance invalidity - 1", id_ps1.getState() == ComponentInstance.VALID);
        assertTrue("Check instance 2 invalidity - 1", id_ps2.getState() == ComponentInstance.VALID);

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance validity", id_dep.getState() == ComponentInstance.VALID);
        dhd = getDependencyDesc(id_dep);
        assertTrue("Check dependency handler validity", dhd.isValid());
        assertEquals("Check dependency ref - 3 ", dhd.getDependencies()[0].getServiceReferences().size(), 2);
        assertEquals("Check used ref - 2 ", dhd.getDependencies()[0].getUsedServices().size(), 1); // provider 2 not already used

        cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance3.getInstanceName());
        assertNotNull("Check CheckService availability", cs_ref);
        cs = (CheckService) osgiHelper.getRawServiceObject(cs_ref);
        assertTrue("check CheckService invocation", cs.check());

        // Check object graph
        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        //id_ps1 = ((Architecture) osgiHelper.getRawServiceObject(arch_ps1)).getInstanceDescription();
        //id_ps2 = ((Architecture) osgiHelper.getRawServiceObject(arch_ps1)).getInstanceDescription();
        ProvidedServiceHandlerDescription psh1 = getPSDesc(id_ps1);
        ProvidedServiceHandlerDescription psh2 = getPSDesc(id_ps2);
        assertEquals("Check POJO creation", id_ps1.getCreatedObjects().length, 1);
        assertEquals("Check POJO creation", id_ps2.getCreatedObjects().length, 1);
        assertEquals("Check used ref - 3 (" + dhd.getDependencies()[0].getUsedServices().size() + ")", dhd.getDependencies()[0].getUsedServices().size(), 2);

        fooProvider2.stop();

        arch_ps1 = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider1.getInstanceName());
        assertNotNull("Check architecture availability", arch_ps1);
        //id_ps1 = ((Architecture) osgiHelper.getRawServiceObject(arch_ps1)).getInstanceDescription();
        assertTrue("Check instance validity - 1", id_ps1.getState() == ComponentInstance.VALID);

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertTrue("Check instance validity", id_dep.getState() == ComponentInstance.VALID);
        dhd = getDependencyDesc(id_dep);
        assertTrue("Check dependency handler validity", dhd.isValid());
        assertEquals("Check dependency ref - 2 ", dhd.getDependencies()[0].getServiceReferences().size(), 1);
        assertEquals("Check used ref - 4 ", dhd.getDependencies()[0].getUsedServices().size(), 1);

        cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance3.getInstanceName());
        assertNotNull("Check CheckService availability", cs_ref);
        cs = (CheckService) osgiHelper.getRawServiceObject(cs_ref);
        assertTrue("check CheckService invocation", cs.check());

        // Check object graph
        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        //id_ps1 = ((Architecture) osgiHelper.getRawServiceObject(arch_ps1)).getInstanceDescription();
        psh = getPSDesc(id_ps1);
        assertEquals("Check POJO creation", id_ps1.getCreatedObjects().length, 1);
        assertEquals("Check used ref - 5 ", dhd.getDependencies()[0].getUsedServices().size(), 1);

        fooProvider1.stop();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertFalse("Check instance invalidity - 2", id_dep.getState() == ComponentInstance.VALID);
        dhd = getDependencyDesc(id_dep);
        assertFalse("Check dependency handler invalidity", dhd.isValid());

        fooProvider2.start();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        arch_ps2 = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), fooProvider2.getInstanceName());
        assertNotNull("Check architecture availability", arch_ps1);
        //id_ps1 = ((Architecture) osgiHelper.getRawServiceObject(arch_ps1)).getInstanceDescription();

        assertTrue("Check instance invalidity - 1", id_ps2.getState() == ComponentInstance.VALID);

        psh = getPSDesc(id_ps2);
        assertTrue("Check instance validity", id_dep.getState() == ComponentInstance.VALID);
        assertTrue("Check dependency handler validity", dhd.isValid());

        assertEquals("Check dependency ref -3", dhd.getDependencies()[0].getServiceReferences().size(), 1);
        assertEquals("Check used ref - 6 ", dhd.getDependencies()[0].getUsedServices().size(), 0);

        cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance3.getInstanceName());
        assertNotNull("Check CheckService availability", cs_ref);
        cs = (CheckService) osgiHelper.getRawServiceObject(cs_ref);
        assertTrue("check CheckService invocation", cs.check());

        // Check object graph
        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        dhd = getDependencyDesc(id_dep);
        //id_ps1 = ((Architecture) osgiHelper.getRawServiceObject(arch_ps1)).getInstanceDescription();
        psh = getPSDesc(id_ps2);
        assertEquals("Check used ref - 7 ", dhd.getDependencies()[0].getUsedServices().size(), 1);

        fooProvider2.stop();

        //id_dep = ((Architecture) osgiHelper.getRawServiceObject(arch_dep)).getInstanceDescription();
        assertFalse("Check instance invalidity - 2", id_dep.getState() == ComponentInstance.VALID);
        dhd = getDependencyDesc(id_dep);
        assertFalse("Check dependency handler invalidity", dhd.isValid());

        id_dep = null;
        cs = null;
        getContext().ungetService(arch_dep);
        getContext().ungetService(cs_ref);
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