Package org.apache.ambari.server.controller.utilities

Examples of org.apache.ambari.server.controller.utilities.PredicateBuilder

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  @Test
  public void testGetResourcesWithPredicate() throws Exception {
    ClusterDefinition clusterDefinition = new ClusterDefinition(new TestGSInstallerStateProvider());
    GSInstallerResourceProvider provider = new GSInstallerServiceProvider(clusterDefinition);
    Predicate predicate = new PredicateBuilder().property(GSInstallerServiceProvider.SERVICE_SERVICE_NAME_PROPERTY_ID).equals("MAPREDUCE").toPredicate();
    Set<Resource> resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
    Assert.assertEquals(1, resources.size());

    predicate = new PredicateBuilder().property(GSInstallerServiceProvider.SERVICE_SERVICE_NAME_PROPERTY_ID).equals("GANGLIA").or().
        property(GSInstallerServiceProvider.SERVICE_SERVICE_NAME_PROPERTY_ID).equals("NAGIOS").toPredicate();
    resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
    Assert.assertEquals(2, resources.size());

    predicate = new PredicateBuilder().property(GSInstallerServiceProvider.SERVICE_SERVICE_NAME_PROPERTY_ID).equals("NO SERVICE").toPredicate();
    resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
    Assert.assertTrue(resources.isEmpty());
  }
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  @Test
  public void testGetResourcesCheckState() throws Exception {
    TestGSInstallerStateProvider stateProvider = new TestGSInstallerStateProvider();
    ClusterDefinition clusterDefinition = new ClusterDefinition(stateProvider);
    GSInstallerResourceProvider provider = new GSInstallerServiceProvider(clusterDefinition);
    Predicate predicate = new PredicateBuilder().property(GSInstallerServiceProvider.SERVICE_SERVICE_NAME_PROPERTY_ID).equals("MAPREDUCE").toPredicate();
    Set<Resource> resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
    Assert.assertEquals(1, resources.size());

    Resource resource = resources.iterator().next();
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  @Test
  public void testGetResourcesWithPredicate() throws Exception {
    ClusterDefinition clusterDefinition = new ClusterDefinition(new TestGSInstallerStateProvider());
    GSInstallerResourceProvider provider = new GSInstallerComponentProvider(clusterDefinition);
    Predicate predicate = new PredicateBuilder().property(GSInstallerComponentProvider.COMPONENT_COMPONENT_NAME_PROPERTY_ID).equals("TASKTRACKER").toPredicate();
    Set<Resource> resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
    Assert.assertEquals(1, resources.size());

    predicate = new PredicateBuilder().property(GSInstallerComponentProvider.COMPONENT_COMPONENT_NAME_PROPERTY_ID).equals("TASKTRACKER").or().
        property(GSInstallerComponentProvider.COMPONENT_COMPONENT_NAME_PROPERTY_ID).equals("GANGLIA_MONITOR").toPredicate();
    resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
    Assert.assertEquals(2, resources.size());

    predicate = new PredicateBuilder().property(GSInstallerComponentProvider.COMPONENT_COMPONENT_NAME_PROPERTY_ID).equals("BadComponent").toPredicate();
    resources = provider.getResources(PropertyHelper.getReadRequest(), predicate);
    Assert.assertTrue(resources.isEmpty());
  }
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      String name = (String) resource.getPropertyValue(ClusterResourceProvider.CLUSTER_NAME_PROPERTY_ID);
      Assert.assertEquals(name, "Cluster" + id);
    }

    // get cluster named Cluster102
    Predicate  predicate = new PredicateBuilder().property(ClusterResourceProvider.CLUSTER_NAME_PROPERTY_ID).equals("Cluster102").toPredicate();
    resources = provider.getResources(request, predicate);

    Assert.assertEquals(1, resources.size());
    Assert.assertEquals(102L, resources.iterator().next().getPropertyValue(ClusterResourceProvider.CLUSTER_ID_PROPERTY_ID));
    Assert.assertEquals("Cluster102", resources.iterator().next().getPropertyValue(ClusterResourceProvider.CLUSTER_NAME_PROPERTY_ID));

    // get cluster with id == 103
    predicate = new PredicateBuilder().property(ClusterResourceProvider.CLUSTER_ID_PROPERTY_ID).equals(103L).toPredicate();
    resources = provider.getResources(request, predicate);

    Assert.assertEquals(1, resources.size());
    Assert.assertEquals(103L, resources.iterator().next().getPropertyValue(ClusterResourceProvider.CLUSTER_ID_PROPERTY_ID));
    Assert.assertEquals("Cluster103", resources.iterator().next().getPropertyValue(ClusterResourceProvider.CLUSTER_NAME_PROPERTY_ID));
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    // create the request
    Request request = PropertyHelper.getUpdateRequest(properties);

    // update the cluster named Cluster102
    Predicate  predicate = new PredicateBuilder().property(ClusterResourceProvider.CLUSTER_NAME_PROPERTY_ID).equals("Cluster102").toPredicate();
    provider.updateResources(request, predicate);

    // update the cluster where id == 103
    predicate = new PredicateBuilder().property(ClusterResourceProvider.CLUSTER_ID_PROPERTY_ID).equals(103L).toPredicate();
    provider.updateResources(request, predicate);

    ResourceProviderEvent lastEvent = observer.getLastEvent();
    Assert.assertNotNull(lastEvent);
    Assert.assertEquals(Resource.Type.Cluster, lastEvent.getResourceType());
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    TestObserver observer = new TestObserver();

    ((ObservableResourceProvider)provider).addObserver(observer);

    // delete the cluster named Cluster102
    Predicate  predicate = new PredicateBuilder().property(ClusterResourceProvider.CLUSTER_NAME_PROPERTY_ID).equals("Cluster102").toPredicate();
    provider.deleteResources(predicate);

    // delete the cluster where id == 103
    predicate = new PredicateBuilder().property(ClusterResourceProvider.CLUSTER_ID_PROPERTY_ID).equals(103L).toPredicate();
    provider.deleteResources(predicate);

    ResourceProviderEvent lastEvent = observer.getLastEvent();
    Assert.assertNotNull(lastEvent);
    Assert.assertEquals(Resource.Type.Cluster, lastEvent.getResourceType());
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    for (ServiceResponse serviceResponse : allResponse ) {
      Assert.assertTrue(names.contains(serviceResponse.getServiceName()));
    }

    // get service named Service102
    Predicate  predicate = new PredicateBuilder().property(ServiceResourceProvider.SERVICE_SERVICE_NAME_PROPERTY_ID).equals("Service102").toPredicate();
    resources = provider.getResources(request, predicate);

    Assert.assertEquals(1, resources.size());
    Assert.assertEquals("Cluster100", resources.iterator().next().getPropertyValue(ServiceResourceProvider.SERVICE_CLUSTER_NAME_PROPERTY_ID));
    Assert.assertEquals("Service102", resources.iterator().next().getPropertyValue(ServiceResourceProvider.SERVICE_SERVICE_NAME_PROPERTY_ID));

    // get services where state == "DEPLOYED"
    predicate = new PredicateBuilder().property(ServiceResourceProvider.SERVICE_SERVICE_STATE_PROPERTY_ID).equals("DEPLOYED").toPredicate();
    resources = provider.getResources(request, predicate);

    Assert.assertEquals(3, resources.size());
    names = new HashSet<String>();
    for (Resource resource : resources) {
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    // create the request
    Request request = PropertyHelper.getUpdateRequest(properties);

    // update the service named Service102
    Predicate  predicate = new PredicateBuilder().property(ServiceResourceProvider.SERVICE_CLUSTER_NAME_PROPERTY_ID).equals("Cluster100").
        and().property(ServiceResourceProvider.SERVICE_SERVICE_NAME_PROPERTY_ID).equals("Service102").toPredicate();
    provider.updateResources(request, predicate);

    // verify
    verify(managementController, response);
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        provider = getResourceProvider(Resource.Type.HostComponent);

        request = PropertyHelper.getReadRequest(HOST_COMPONENT_HOST_NAME_PROPERTY_ID,
            HOST_COMPONENT_COMPONENT_NAME_PROPERTY_ID);

        Predicate predicate = new PredicateBuilder().property(HOST_COMPONENT_CLUSTER_NAME_PROPERTY_ID).
            equals(clusterName).toPredicate();

        Set<Resource>       hostComponents   = provider.getResources(request, predicate);
        Map<String, String> hostComponentMap = clusterHostComponentMap.get(clusterName);
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    Set<String>  keyPropertyIds = new HashSet<String>(provider.getKeyPropertyIds().values());
    Request      readRequest    = PropertyHelper.getReadRequest(keyPropertyIds);

    Iterable<Resource> resources = getResources(type, readRequest, predicate);

    PredicateBuilder pb = new PredicateBuilder();
    PredicateBuilder.PredicateBuilderWithPredicate pbWithPredicate = null;

    for (Resource resource : resources) {
      if (pbWithPredicate != null) {
        pb = pbWithPredicate.or();
      }

      pb              = pb.begin();
      pbWithPredicate = null;

      for (String keyPropertyId : keyPropertyIds) {
        if (pbWithPredicate != null) {
          pb = pbWithPredicate.and();
        }
        pbWithPredicate =
            pb.property(keyPropertyId).equals((Comparable) resource.getPropertyValue(keyPropertyId));
      }
      if (pbWithPredicate != null) {
        pbWithPredicate = pbWithPredicate.end();
      }
    }
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Related Classes of org.apache.ambari.server.controller.utilities.PredicateBuilder

  • org.apache.ambari.msi.ClusterProviderTest
  • org.apache.ambari.msi.ComponentProviderTest
  • org.apache.ambari.msi.ConfigurationProviderTest
  • org.apache.ambari.msi.HostComponentProviderTest
  • org.apache.ambari.msi.HostProviderTest
  • org.apache.ambari.msi.ServiceProviderTest
  • org.apache.ambari.server.api.query.ExtendedResourcePredicateVisitorTest
  • org.apache.ambari.server.api.query.ProcessingPredicateVisitorTest
  • org.apache.ambari.server.api.query.QueryImplTest
  • org.apache.ambari.server.api.query.SubResourcePredicateVisitorTest
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