Examples with PrimitiveInstanceDescription org.apache.felix.ipojo.PrimitiveInstanceDescription used on opensource projects

Example 26 with PrimitiveInstanceDescription

use of org.apache.felix.ipojo.PrimitiveInstanceDescription in project felix by apache.

the class TestDependencyArchitecture method testMultipleOptionalDependency.

@Test
public void testMultipleOptionalDependency() {
    ServiceReference arch_dep = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), instance4.getInstanceName());
    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());
    assertTrue("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_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 invalidity - 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);
    ServiceReference cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance4.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);
    cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance4.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);
    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 invalidity - 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);
    cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance4.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);
    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());
    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_ps2);
    // 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);
    cs_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance4.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);
    fooProvider2.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);
}

Example 27 with PrimitiveInstanceDescription

use of org.apache.felix.ipojo.PrimitiveInstanceDescription in project felix by apache.

the class TestDependencyArchitecture method testMultipleDependency.

@Test
public void testMultipleDependency() {
    ServiceReference arch_dep = ipojoHelper.getServiceReferenceByName(Architecture.class.getName(), instance3.getInstanceName());
    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);
    // provider 2 not already used
    assertEquals("Check used ref - 2 ", 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();
    // 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);
}

Example 28 with PrimitiveInstanceDescription

use of org.apache.felix.ipojo.PrimitiveInstanceDescription in project felix by apache.

the class Dependency method getDependencyDescription.

/**
 * Gets the dependency description object attached to
 * this dependency.
 * @param instance the instance on which searching the dependency
 * @return the dependency description attached to this dependency or
 * <code>null</code> if the dependency cannot be found.
 */
public DependencyDescription getDependencyDescription(ComponentInstance instance) {
    PrimitiveInstanceDescription desc = (PrimitiveInstanceDescription) instance.getInstanceDescription();
    if (m_id != null) {
        return desc.getDependency(m_id);
    }
    if (m_specification != null) {
        return desc.getDependency(m_specification);
    }
    DependencyDescription[] deps = desc.getDependencies();
    if (deps.length == 1) {
        return deps[0];
    }
    // Cannot determine the dependency.
    return null;
}

Example 29 with PrimitiveInstanceDescription

use of org.apache.felix.ipojo.PrimitiveInstanceDescription in project felix by apache.

the class Property method getPropertyDescription.

/**
 * Gets the property description for the current property.
 * @param instance the component instance on which looking for the property.
 * @return the property description associated with the current property
 * or <code>null</code> if not found.
 */
public PropertyDescription getPropertyDescription(ComponentInstance instance) {
    PrimitiveInstanceDescription desc = (PrimitiveInstanceDescription) instance.getInstanceDescription();
    PropertyDescription[] props = desc.getProperties();
    for (int i = 0; i < props.length; i++) {
        if ((m_name != null && m_name.equals(props[i].getName())) || (m_field != null && m_field.equals(props[i].getName()))) {
            return props[i];
        }
    }
    return null;
}

Example 30 with PrimitiveInstanceDescription

use of org.apache.felix.ipojo.PrimitiveInstanceDescription in project felix by apache.

the class TestManagedServiceFactoryTestForImmediate method testCreationAndReconfiguration2.

@Test
public void testCreationAndReconfiguration2() {
    // The reconfiguration happens before the service invocation
    Configuration configuration = null;
    try {
        configuration = admin.createFactoryConfiguration("CA-ImmConfigurableProvider", "?");
    } catch (IOException e) {
        fail(e.getMessage());
    }
    Dictionary props = configuration.getProperties();
    if (props == null) {
        props = new Properties();
    }
    props.put("message", "message");
    try {
        configuration.update(props);
    } catch (IOException e) {
        fail(e.getMessage());
    }
    String pid = configuration.getPid();
    System.out.println("PID : " + pid);
    // Wait for the processing of the first configuration.
    grace();
    // The instance should be created, wait for the architecture service
    osgiHelper.waitForService(Architecture.class.getName(), "(architecture.instance=" + pid + ")", 1000);
    Architecture architecture = (Architecture) osgiHelper.getServiceObject(Architecture.class.getName(), "(architecture.instance=" + pid + ")");
    assertEquals("Check object", 1, ((PrimitiveInstanceDescription) architecture.getInstanceDescription()).getCreatedObjects().length);
    props.put("message", "message2");
    try {
        configuration.update(props);
        // Update the configuration ...
        grace();
    } catch (Exception e) {
        fail(e.getMessage());
    }
    // architecture = (Architecture) osgiHelper.getServiceObject( Architecture.class.getName(), "(architecture.instance="+pid+")");
    assertEquals("Check object -2", 1, ((PrimitiveInstanceDescription) architecture.getInstanceDescription()).getCreatedObjects().length);
    // Invoke
    FooService fs = (FooService) osgiHelper.getServiceObject(FooService.class.getName(), "(instance.name=" + pid + ")");
    Properties p = fs.fooProps();
    String mes = p.getProperty("message");
    int count = ((Integer) p.get("count")).intValue();
    // architecture = (Architecture) osgiHelper.getServiceObject( Architecture.class.getName(), "(architecture.instance="+pid+")");
    assertEquals("Assert Message", "message2", mes);
    assertEquals("Assert count", 2, count);
    assertEquals("Check 1 object", 1, ((PrimitiveInstanceDescription) architecture.getInstanceDescription()).getCreatedObjects().length);
    try {
        configuration.delete();
        grace();
    } catch (Exception e) {
        fail(e.getMessage());
    }
    ServiceReference ref = osgiHelper.getServiceReference(FooService.class.getName(), "(instance.name=" + pid + ")");
    assertNull("Check unavailability", ref);
}