Java Code Examples for com.vmware.vim25.ObjectSpec#setSkip()

public List<ObjectContent> getDatastorePropertiesOnHostDatastoreSystem(String[] propertyPaths) throws Exception {

        PropertySpec pSpec = new PropertySpec();
        pSpec.setType("Datastore");
        pSpec.getPathSet().addAll(Arrays.asList(propertyPaths));

        TraversalSpec hostDsSys2DatastoreTraversal = new TraversalSpec();
        hostDsSys2DatastoreTraversal.setType("HostDatastoreSystem");
        hostDsSys2DatastoreTraversal.setPath("datastore");
        hostDsSys2DatastoreTraversal.setName("hostDsSys2DatastoreTraversal");

        ObjectSpec oSpec = new ObjectSpec();
        oSpec.setObj(_mor);
        oSpec.setSkip(Boolean.TRUE);
        oSpec.getSelectSet().add(hostDsSys2DatastoreTraversal);

        PropertyFilterSpec pfSpec = new PropertyFilterSpec();
        pfSpec.getPropSet().add(pSpec);
        pfSpec.getObjectSet().add(oSpec);
        List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
        pfSpecArr.add(pfSpec);

        return _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);
    }
 

@Override
public ObjectContent[] getVmPropertiesOnHyperHost(String[] propertyPaths) throws Exception {
    if (s_logger.isTraceEnabled())
        s_logger.trace("vCenter API trace - retrieveProperties() for VM properties. target MOR: " + _mor.getValue() + ", properties: " +
                new Gson().toJson(propertyPaths));

    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("VirtualMachine");
    pSpec.getPathSet().addAll(Arrays.asList(propertyPaths));

    TraversalSpec host2VmTraversal = new TraversalSpec();
    host2VmTraversal.setType("HostSystem");
    host2VmTraversal.setPath("vm");
    host2VmTraversal.setName("host2VmTraversal");

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(_mor);
    oSpec.setSkip(Boolean.TRUE);
    oSpec.getSelectSet().add(host2VmTraversal);

    PropertyFilterSpec pfSpec = new PropertyFilterSpec();
    pfSpec.getPropSet().add(pSpec);
    pfSpec.getObjectSet().add(oSpec);
    List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
    pfSpecArr.add(pfSpec);

    List<ObjectContent> properties = _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);

    if (s_logger.isTraceEnabled())
        s_logger.trace("vCenter API trace - retrieveProperties() done");
    return properties.toArray(new ObjectContent[properties.size()]);
}
 

public boolean validate() {
    //
    // There is no official API to validate an open vCenter API session. This is hacking way to tell if
    // an open vCenter API session is still valid for making calls.
    //
    // It will give false result if there really does not exist data-center in the inventory, however, I consider
    // this really is not possible in production deployment
    //

    // Create PropertySpecs
    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("Datacenter");
    pSpec.setAll(false);
    pSpec.getPathSet().add("name");

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(getRootFolder());
    oSpec.setSkip(false);
    oSpec.getSelectSet().addAll(constructCompleteTraversalSpec());

    PropertyFilterSpec spec = new PropertyFilterSpec();
    spec.getPropSet().add(pSpec);
    spec.getObjectSet().add(oSpec);
    List<PropertyFilterSpec> specArr = new ArrayList<PropertyFilterSpec>();
    specArr.add(spec);

    try {
        List<ObjectContent> ocary = vimPort.retrieveProperties(getPropCol(), specArr);
        if (ocary != null && ocary.size() > 0)
            return true;
    } catch (Exception e) {
        return false;
    }

    return false;
}
 

public ManagedObjectReference getDvPortGroupMor(String dvPortGroupName) throws Exception {
    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("DistributedVirtualPortgroup");
    pSpec.getPathSet().add("name");

    TraversalSpec datacenter2DvPortGroupTraversal = new TraversalSpec();
    datacenter2DvPortGroupTraversal.setType("Datacenter");
    datacenter2DvPortGroupTraversal.setPath("network");
    datacenter2DvPortGroupTraversal.setName("datacenter2DvPortgroupTraversal");

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(_mor);
    oSpec.setSkip(Boolean.TRUE);
    oSpec.getSelectSet().add(datacenter2DvPortGroupTraversal);

    PropertyFilterSpec pfSpec = new PropertyFilterSpec();
    pfSpec.getPropSet().add(pSpec);
    pfSpec.getObjectSet().add(oSpec);
    List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
    pfSpecArr.add(pfSpec);

    List<ObjectContent> ocs = _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);

    if (ocs != null) {
        for (ObjectContent oc : ocs) {
            List<DynamicProperty> props = oc.getPropSet();
            if (props != null) {
                for (DynamicProperty prop : props) {
                    if (prop.getVal().equals(dvPortGroupName))
                        return oc.getObj();
                }
            }
        }
    }
    return null;
}
 

@Override
public ObjectContent[] getDatastorePropertiesOnHyperHost(String[] propertyPaths) throws Exception {
    if (s_logger.isTraceEnabled())
        s_logger.trace("vCenter API trace - retrieveProperties() on Datastore properties. target MOR: " + _mor.getValue() + ", properties: " + new Gson().toJson(propertyPaths));

    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("Datastore");
    pSpec.getPathSet().addAll(Arrays.asList(propertyPaths));

    TraversalSpec cluster2DatastoreTraversal = new TraversalSpec();
    cluster2DatastoreTraversal.setType("ClusterComputeResource");
    cluster2DatastoreTraversal.setPath("datastore");
    cluster2DatastoreTraversal.setName("cluster2DatastoreTraversal");

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(_mor);
    oSpec.setSkip(Boolean.TRUE);
    oSpec.getSelectSet().add(cluster2DatastoreTraversal);

    PropertyFilterSpec pfSpec = new PropertyFilterSpec();
    pfSpec.getPropSet().add(pSpec);
    pfSpec.getObjectSet().add(oSpec);
    List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
    pfSpecArr.add(pfSpec);

    List<ObjectContent> properties = _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);

    if (s_logger.isTraceEnabled())
        s_logger.trace("vCenter API trace - retrieveProperties() done");
    return properties.toArray(new ObjectContent[properties.size()]);
}
 

public List<ObjectContent> getVmPropertiesOnDatacenterVmFolder(String[] propertyPaths) throws Exception {
    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("VirtualMachine");
    pSpec.getPathSet().addAll(Arrays.asList(propertyPaths));

    TraversalSpec dc2VmFolderTraversal = new TraversalSpec();
    dc2VmFolderTraversal.setType("Datacenter");
    dc2VmFolderTraversal.setPath("vmFolder");
    dc2VmFolderTraversal.setName("dc2VmFolderTraversal");

    SelectionSpec recurseFolders = new SelectionSpec();
    recurseFolders.setName("folder2childEntity");

    TraversalSpec folder2childEntity = new TraversalSpec();
    folder2childEntity.setType("Folder");
    folder2childEntity.setPath("childEntity");
    folder2childEntity.setName(recurseFolders.getName());
    folder2childEntity.getSelectSet().add(recurseFolders);
    dc2VmFolderTraversal.getSelectSet().add(folder2childEntity);

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(_mor);
    oSpec.setSkip(Boolean.TRUE);
    oSpec.getSelectSet().add(dc2VmFolderTraversal);

    PropertyFilterSpec pfSpec = new PropertyFilterSpec();
    pfSpec.getPropSet().add(pSpec);
    pfSpec.getObjectSet().add(oSpec);
    List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
    pfSpecArr.add(pfSpec);

    return _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);
}
 

public List<DatastoreMO> getAllDatastores() throws Exception {
    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("Datastore");
    pSpec.getPathSet().add("name");

    TraversalSpec vmDatastoreTraversal = new TraversalSpec();
    vmDatastoreTraversal.setType("VirtualMachine");
    vmDatastoreTraversal.setPath("datastore");
    vmDatastoreTraversal.setName("vmDatastoreTraversal");

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(_mor);
    oSpec.setSkip(Boolean.TRUE);
    oSpec.getSelectSet().add(vmDatastoreTraversal);

    PropertyFilterSpec pfSpec = new PropertyFilterSpec();
    pfSpec.getPropSet().add(pSpec);
    pfSpec.getObjectSet().add(oSpec);
    List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
    pfSpecArr.add(pfSpec);

    List<ObjectContent> ocs = _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);

    List<DatastoreMO> datastores = new ArrayList<DatastoreMO>();
    if (CollectionUtils.isNotEmpty(ocs)) {
        for (ObjectContent oc : ocs) {
            datastores.add(new DatastoreMO(_context, oc.getObj()));
        }
    }
    return datastores;
}
 

public ObjectContent[] getHostPropertiesOnCluster(String[] propertyPaths) throws Exception {
    if (s_logger.isTraceEnabled())
        s_logger.trace("vCenter API trace - retrieveProperties() on Host properties. target MOR: " + _mor.getValue() + ", properties: " + new Gson().toJson(propertyPaths));

    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("HostSystem");
    pSpec.getPathSet().addAll(Arrays.asList(propertyPaths));

    TraversalSpec cluster2HostTraversal = new TraversalSpec();
    cluster2HostTraversal.setType("ClusterComputeResource");
    cluster2HostTraversal.setPath("host");
    cluster2HostTraversal.setName("cluster2HostTraversal");

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(_mor);
    oSpec.setSkip(Boolean.TRUE);
    oSpec.getSelectSet().add(cluster2HostTraversal);

    PropertyFilterSpec pfSpec = new PropertyFilterSpec();
    pfSpec.getPropSet().add(pSpec);
    pfSpec.getObjectSet().add(oSpec);

    List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
    pfSpecArr.add(pfSpec);

    List<ObjectContent> properties = _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);

    if (s_logger.isTraceEnabled())
        s_logger.trace("vCenter API trace - retrieveProperties() done");
    return properties.toArray(new ObjectContent[properties.size()]);
}
 

public ManagedObjectReference getNetworkMor(String portGroupName) throws Exception {
    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("Network");
    pSpec.getPathSet().add("summary.name");

    TraversalSpec host2NetworkTraversal = new TraversalSpec();
    host2NetworkTraversal.setType("HostSystem");
    host2NetworkTraversal.setPath("network");
    host2NetworkTraversal.setName("host2NetworkTraversal");

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(_mor);
    oSpec.setSkip(Boolean.TRUE);
    oSpec.getSelectSet().add(host2NetworkTraversal);

    PropertyFilterSpec pfSpec = new PropertyFilterSpec();
    pfSpec.getPropSet().add(pSpec);
    pfSpec.getObjectSet().add(oSpec);
    List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
    pfSpecArr.add(pfSpec);

    List<ObjectContent> ocs = _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);

    if (ocs != null) {
        for (ObjectContent oc : ocs) {
            List<DynamicProperty> props = oc.getPropSet();
            if (props != null) {
                for (DynamicProperty prop : props) {
                    if (prop.getVal().equals(portGroupName))
                        return oc.getObj();
                }
            }
        }
    }
    return null;
}
 

private PropertyFilterSpec propertyFilterSpec(ManagedObjectReference objmor, String[] filterProps) {
    ObjectSpec objSpec = new ObjectSpec();
    objSpec.setObj(objmor);
    objSpec.setSkip(false);

    PropertySpec propSpec = new PropertySpec();
    propSpec.getPathSet().addAll(Arrays.asList(filterProps));
    propSpec.setType(objmor.getType());

    PropertyFilterSpec spec = new PropertyFilterSpec();
    spec.getObjectSet().add(objSpec);
    spec.getPropSet().add(propSpec);

    return spec;
}
 

private static RetrieveResult getRetrieveResult(String clusterName, VimConnection connection, ManagedObjectReference rootFolder) throws RuntimeFaultFaultMsg, InvalidPropertyFaultMsg {
    List<String> clusterList = new ArrayList<String>();
    clusterList.add("ComputeResource");
    clusterList.add("HostSystem");
    clusterList.add("VirtualMachine");

    ManagedObjectReference rootFolderAux = (clusterName == null)? connection.getRootFolder():rootFolder;
    ManagedObjectReference viewManager = connection.getVimPort().createContainerView(connection.getViewManager(), rootFolderAux, clusterList, true);

    if(viewManager == null) {
        logger.debug("cViewRef is null: " + clusterName);
        return null;
    }
    logger.debug("cViewRef is not null: " + clusterName);

    ObjectSpec objectSpec = new ObjectSpec();
    objectSpec.setObj(viewManager);
    objectSpec.setSkip(true);
    objectSpec.getSelectSet().add(getTraversalSpec(clusterName));

    PropertyFilterSpec propertyFilterSpec = new PropertyFilterSpec();
    propertyFilterSpec.getObjectSet().add(objectSpec);

    if(clusterName == null){
        propertyFilterSpec.getPropSet().add(getPropertySpec("ComputeResource"));
    }else{
        propertyFilterSpec.getPropSet().add(getPropertySpec("HostSystem"));
        propertyFilterSpec.getPropSet().add(getPropertySpec("VirtualMachine"));
    }
    List<PropertyFilterSpec> propertyFilterSpecs = new LinkedList<PropertyFilterSpec>();
    propertyFilterSpecs.add(propertyFilterSpec);
    return connection.getVimPort().retrievePropertiesEx(connection.getPropertyCollector(), propertyFilterSpecs, new RetrieveOptions());
}
 

public List<NetworkDetails> getNetworksWithDetails() throws Exception {
    List<NetworkDetails> networks = new ArrayList<NetworkDetails>();

    int gcTagKey = getCustomFieldKey("Network", CustomFieldConstants.CLOUD_GC);

    if (gcTagKey == 0) {
        gcTagKey = getCustomFieldKey("DistributedVirtualPortgroup", CustomFieldConstants.CLOUD_GC_DVP);
        s_logger.debug("The custom key for dvPortGroup is : " + gcTagKey);
    }

    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("Network");
    pSpec.getPathSet().add("name");
    pSpec.getPathSet().add("vm");
    pSpec.getPathSet().add(String.format("value[%d]", gcTagKey));

    TraversalSpec vm2NetworkTraversal = new TraversalSpec();
    vm2NetworkTraversal.setType("VirtualMachine");
    vm2NetworkTraversal.setPath("network");
    vm2NetworkTraversal.setName("vm2NetworkTraversal");

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(_mor);
    oSpec.setSkip(Boolean.TRUE);
    oSpec.getSelectSet().add(vm2NetworkTraversal);

    PropertyFilterSpec pfSpec = new PropertyFilterSpec();
    pfSpec.getPropSet().add(pSpec);
    pfSpec.getObjectSet().add(oSpec);
    List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
    pfSpecArr.add(pfSpec);

    List<ObjectContent> ocs = _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);

    if (ocs != null && ocs.size() > 0) {
        for (ObjectContent oc : ocs) {
            ArrayOfManagedObjectReference morVms = null;
            String gcTagValue = null;
            String name = null;

            for (DynamicProperty prop : oc.getPropSet()) {
                if (prop.getName().equals("name"))
                    name = prop.getVal().toString();
                else if (prop.getName().equals("vm"))
                    morVms = (ArrayOfManagedObjectReference)prop.getVal();
                else if (prop.getName().startsWith("value[")) {
                    CustomFieldStringValue val = (CustomFieldStringValue)prop.getVal();
                    if (val != null)
                        gcTagValue = val.getValue();
                }
            }

            NetworkDetails details =
                    new NetworkDetails(name, oc.getObj(), (morVms != null ? morVms.getManagedObjectReference().toArray(
                            new ManagedObjectReference[morVms.getManagedObjectReference().size()]) : null), gcTagValue);

            networks.add(details);
        }
        s_logger.debug("Retrieved " + networks.size() + " networks with key : " + gcTagKey);
    }

    return networks;
}
 

public String getSnapshotDescriptorDatastorePath() throws Exception {
    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("VirtualMachine");
    pSpec.getPathSet().add("name");
    pSpec.getPathSet().add("config.files");

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(_mor);
    oSpec.setSkip(Boolean.FALSE);

    PropertyFilterSpec pfSpec = new PropertyFilterSpec();
    pfSpec.getPropSet().add(pSpec);
    pfSpec.getObjectSet().add(oSpec);
    List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
    pfSpecArr.add(pfSpec);

    List<ObjectContent> ocs = _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);
    assert (ocs != null);

    String vmName = null;
    VirtualMachineFileInfo fileInfo = null;

    assert (ocs.size() == 1);
    for (ObjectContent oc : ocs) {
        List<DynamicProperty> props = oc.getPropSet();
        if (props != null) {
            assert (props.size() == 2);

            for (DynamicProperty prop : props) {
                if (prop.getName().equals("name")) {
                    vmName = prop.getVal().toString();
                } else {
                    fileInfo = (VirtualMachineFileInfo)prop.getVal();
                }
            }
        }
    }
    assert (vmName != null);
    assert (fileInfo != null);

    // .vmsd file exists at the same directory of .vmx file
    DatastoreFile vmxFile = new DatastoreFile(fileInfo.getVmPathName());
    return vmxFile.getCompanionPath(vmName + ".vmsd");
}
 

/**
 * Get the ManagedObjectReference for an item under the
 * specified root folder that has the type and name specified.
 *
 * @param root a root folder if available, or null for default
 * @param type type of the managed object
 * @param name name to match
 *
 * @return First ManagedObjectReference of the type / name pair found
 */
public ManagedObjectReference getDecendentMoRef(ManagedObjectReference root, String type, String name) throws Exception {
    if (name == null || name.length() == 0) {
        return null;
    }

    try {
        // Create PropertySpecs
        PropertySpec pSpec = new PropertySpec();
        pSpec.setType(type);
        pSpec.setAll(false);
        pSpec.getPathSet().add("name");

        ObjectSpec oSpec = new ObjectSpec();
        oSpec.setObj(root);
        oSpec.setSkip(false);
        oSpec.getSelectSet().addAll(constructCompleteTraversalSpec());

        PropertyFilterSpec spec = new PropertyFilterSpec();
        spec.getPropSet().add(pSpec);
        spec.getObjectSet().add(oSpec);
        List<PropertyFilterSpec> specArr = new ArrayList<PropertyFilterSpec>();
        specArr.add(spec);

        ManagedObjectReference propCollector = getPropCol();
        List<ObjectContent> ocary = vimPort.retrieveProperties(propCollector, specArr);

        if (ocary == null || ocary.size() == 0) {
            return null;
        }

        // filter through retrieved objects to get the first match.
        for (ObjectContent oc : ocary) {
            ManagedObjectReference mor = oc.getObj();
            List<DynamicProperty> propary = oc.getPropSet();
            if (type == null || type.equals(mor.getType())) {
                if (propary.size() > 0) {
                    String propval = (String)propary.get(0).getVal();
                    if (propval != null && name.equalsIgnoreCase(propval))
                        return mor;
                }
            }
        }
    } catch (InvalidPropertyFaultMsg invalidPropertyException) {
        s_logger.debug("Failed to get Vmware ManagedObjectReference for name: " + name + " and type: " + type + " due to " + invalidPropertyException.getMessage());
        throw invalidPropertyException;
    } catch (RuntimeFaultFaultMsg runtimeFaultException) {
        s_logger.debug("Failed to get Vmware ManagedObjectReference for name: " + name + " and type: " + type + " due to " + runtimeFaultException.getMessage());
        throw runtimeFaultException;
    }

    return null;
}
 

private static Object[] waitForValues(VMwareConnection connection, ManagedObjectReference morObj, String[] filterProps,
        String[] endWaitProps, Object[][] expectedVals) throws InvalidPropertyFaultMsg, RuntimeFaultFaultMsg,
        InvalidCollectorVersionFaultMsg {
    String version = "";
    Object[] endVals = new Object[endWaitProps.length];
    Object[] filterVals = new Object[filterProps.length];

    PropertyFilterSpec spec = new PropertyFilterSpec();

    ObjectSpec oSpec = new ObjectSpec();

    oSpec.setObj(morObj);
    oSpec.setSkip(Boolean.FALSE);

    spec.getObjectSet().add(oSpec);

    PropertySpec pSpec = new PropertySpec();

    pSpec.getPathSet().addAll(Arrays.asList(filterProps));
    pSpec.setType(morObj.getType());

    spec.getPropSet().add(pSpec);

    ManagedObjectReference propertyCollector = connection.getServiceContent().getPropertyCollector();
    ManagedObjectReference filterSpecRef = connection.getVimPortType().createFilter(propertyCollector, spec, true);

    boolean reached = false;

    UpdateSet updateSet;
    List<PropertyFilterUpdate> lstPropertyFilterUpdates;
    List<ObjectUpdate> lstObjectUpdates;
    List<PropertyChange> lstPropertyChanges;

    while (!reached) {
        updateSet = connection.getVimPortType().waitForUpdates(propertyCollector, version);

        if (updateSet == null || updateSet.getFilterSet() == null) {
            continue;
        }

        version = updateSet.getVersion();

        lstPropertyFilterUpdates = updateSet.getFilterSet();

        for (PropertyFilterUpdate propertyFilterUpdate : lstPropertyFilterUpdates) {
            lstObjectUpdates = propertyFilterUpdate.getObjectSet();

            for (ObjectUpdate objUpdate : lstObjectUpdates) {
                if (objUpdate.getKind() == ObjectUpdateKind.MODIFY || objUpdate.getKind() == ObjectUpdateKind.ENTER ||
                        objUpdate.getKind() == ObjectUpdateKind.LEAVE) {
                    lstPropertyChanges = objUpdate.getChangeSet();

                    for (PropertyChange propchg : lstPropertyChanges) {
                        updateValues(endWaitProps, endVals, propchg);
                        updateValues(filterProps, filterVals, propchg);
                    }
                }
            }
        }

        Object expectedValue;

        // Check if the expected values have been reached and exit the loop if done.
        // Also, exit the WaitForUpdates loop if this is the case.
        for (int chgi = 0; chgi < endVals.length && !reached; chgi++) {
            for (int vali = 0; vali < expectedVals[chgi].length && !reached; vali++) {
                expectedValue = expectedVals[chgi][vali];

                reached = expectedValue.equals(endVals[chgi]) || reached;
            }
        }
    }

    // Destroy the filter when we are done.
    connection.getVimPortType().destroyPropertyFilter(filterSpecRef);

    return filterVals;
}
 

/**
 * Getting the MOREF of the entity.
 */
public static ManagedObjectReference getEntityByName(
        VimPortType vimPortType, ServiceContent serviceContent,
        String entityName, String entityType) {
    ManagedObjectReference propCollectorRef = serviceContent
            .getPropertyCollector();
    ManagedObjectReference rootFolderRef = serviceContent.getRootFolder();
    ManagedObjectReference retVal = null;

    try {
        // Create Property Spec
        PropertySpec propertySpec = new PropertySpec();
        propertySpec.setAll(Boolean.FALSE);
        propertySpec.setType(entityType);
        propertySpec.getPathSet().add("name");

        // Now create Object Spec
        ObjectSpec objectSpec = new ObjectSpec();
        objectSpec.setObj(rootFolderRef);
        objectSpec.setSkip(Boolean.TRUE);
        objectSpec.getSelectSet().addAll(Arrays.asList(buildTraversal()));

        // Create PropertyFilterSpec using the PropertySpec and ObjectPec
        // created above.
        PropertyFilterSpec propertyFilterSpec = new PropertyFilterSpec();
        propertyFilterSpec.getPropSet().add(propertySpec);
        propertyFilterSpec.getObjectSet().add(objectSpec);

        List<PropertyFilterSpec> listpfs =
                new ArrayList<PropertyFilterSpec>(1);
        listpfs.add(propertyFilterSpec);
        List<ObjectContent> listobjcont = retrievePropertiesAllObjects(
                vimPortType, propCollectorRef, listpfs);
        if (listobjcont != null) {
            for (ObjectContent oc : listobjcont) {
                if (oc.getPropSet().get(0).getVal().equals(entityName)) {
                    retVal = oc.getObj();
                    break;
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return retVal;
}
 

/**
 * Retrieves the vm managed object reference for the specified vm name using
 * the vim port type.
 *
 * @param vimPortType
 * @param serviceContent
 * @param vmname
 * @return
 * @throws NotFoundFaultMsg
 * @throws RuntimeFaultFaultMsg
 * @throws InvalidPropertyFaultMsg
 */
public static ManagedObjectReference getVM(VimPortType vimPortType,
        ServiceContent serviceContent, String vmname)
        throws NotFoundFaultMsg, InvalidPropertyFaultMsg,
        RuntimeFaultFaultMsg {
    ManagedObjectReference propCollectorRef = serviceContent
            .getPropertyCollector();
    ManagedObjectReference rootFolderRef = serviceContent.getRootFolder();

    ManagedObjectReference retVmRef = null;
    TraversalSpec tSpec = getVMTraversalSpec();

    PropertySpec propertySpec = new PropertySpec();
    propertySpec.setAll(Boolean.FALSE);
    propertySpec.getPathSet().add("name");
    propertySpec.setType("VirtualMachine");

    ObjectSpec objectSpec = new ObjectSpec();
    objectSpec.setObj(rootFolderRef);
    objectSpec.setSkip(Boolean.TRUE);
    objectSpec.getSelectSet().add(tSpec);

    PropertyFilterSpec propertyFilterSpec = new PropertyFilterSpec();
    propertyFilterSpec.getPropSet().add(propertySpec);
    propertyFilterSpec.getObjectSet().add(objectSpec);

    List<PropertyFilterSpec> listpfs = new ArrayList<PropertyFilterSpec>(1);
    listpfs.add(propertyFilterSpec);
    List<ObjectContent> listobjcont = retrievePropertiesAllObjects(
            vimPortType, propCollectorRef, listpfs);

    if (listobjcont != null) {
        for (ObjectContent oc : listobjcont) {
            ManagedObjectReference mr = oc.getObj();
            String vmnm = null;
            List<DynamicProperty> dps = oc.getPropSet();
            if (dps != null) {
                for (DynamicProperty dp : dps) {
                    vmnm = (String) dp.getVal();
                }
            }
            if (vmnm != null && vmnm.equals(vmname)) {
                retVmRef = mr;
                break;
            }
        }
    }
    if (retVmRef == null) {
        throw new NotFoundFaultMsg("VM Not Found - " + vmname,
                new NotFound());
    }
    return retVmRef;
}
 

/**
 * Retrieves the list of hosts of the given cluster.
 *
 * @param vimPort
 *            vimPort
 * @param serviceContent
 *            serviceContent
 * @param cluster
 *            cluster
 * @return the list of hosts of the clusters
 * @throws InvalidPropertyFaultMsg
 * @throws RuntimeFaultFaultMsg
 */
public static List<ManagedObjectReference> getHosts(VimPortType vimPort,
        ServiceContent serviceContent, ManagedObjectReference cluster)
        throws InvalidPropertyFaultMsg, RuntimeFaultFaultMsg {
    PropertySpec hostPropSpec = new PropertySpec();
    hostPropSpec.setType("HostSystem");
    hostPropSpec.setAll(false);
    hostPropSpec.getPathSet().addAll(Collections.<String>emptyList());

    TraversalSpec hostTSpec = new TraversalSpec();
    hostTSpec.setType("ComputeResource");
    hostTSpec.setPath("host");
    hostTSpec.setName("hosts");

    final SelectionSpec selectionSpec = new SelectionSpec();
    selectionSpec.setName(hostTSpec.getName());

    hostTSpec.getSelectSet().add(selectionSpec);

    List<ObjectSpec> ospecList = new ArrayList<>();
    ObjectSpec ospec = new ObjectSpec();
    ospec.setObj(cluster);
    ospec.setSkip(true);
    ospec.getSelectSet().addAll(Arrays.asList(hostTSpec));
    ospecList.add(ospec);

    PropertyFilterSpec propertyFilterSpec = new PropertyFilterSpec();
    propertyFilterSpec.getPropSet().addAll(Arrays.asList(hostPropSpec));
    propertyFilterSpec.getObjectSet().addAll(ospecList);

    List<PropertyFilterSpec> listpfs = new ArrayList<>(1);
    listpfs.add(propertyFilterSpec);
    List<ObjectContent> listObjContent = VimUtil
            .retrievePropertiesAllObjects(vimPort,
                    serviceContent.getPropertyCollector(), listpfs);

    List<ManagedObjectReference> hosts = new ArrayList<>();

    if (listObjContent != null) {
        for (ObjectContent oc : listObjContent) {
            hosts.add(oc.getObj());
        }
    }
    return hosts;
}
 

public DVPortgroupConfigInfo getDvPortGroupSpec(String dvPortGroupName) throws Exception {
    DVPortgroupConfigInfo configSpec = null;
    String nameProperty = null;
    PropertySpec pSpec = new PropertySpec();
    pSpec.setType("DistributedVirtualPortgroup");
    pSpec.getPathSet().add("name");
    pSpec.getPathSet().add("config");

    TraversalSpec datacenter2DvPortGroupTraversal = new TraversalSpec();
    datacenter2DvPortGroupTraversal.setType("Datacenter");
    datacenter2DvPortGroupTraversal.setPath("network");
    datacenter2DvPortGroupTraversal.setName("datacenter2DvPortgroupTraversal");

    ObjectSpec oSpec = new ObjectSpec();
    oSpec.setObj(_mor);
    oSpec.setSkip(Boolean.TRUE);
    oSpec.getSelectSet().add(datacenter2DvPortGroupTraversal);

    PropertyFilterSpec pfSpec = new PropertyFilterSpec();
    pfSpec.getPropSet().add(pSpec);
    pfSpec.getObjectSet().add(oSpec);
    List<PropertyFilterSpec> pfSpecArr = new ArrayList<PropertyFilterSpec>();
    pfSpecArr.add(pfSpec);

    List<ObjectContent> ocs = _context.getService().retrieveProperties(_context.getPropertyCollector(), pfSpecArr);

    if (ocs != null) {
        for (ObjectContent oc : ocs) {
            List<DynamicProperty> props = oc.getPropSet();
            if (props != null) {
                assert (props.size() == 2);
                for (DynamicProperty prop : props) {
                    if (prop.getName().equals("config")) {
                        configSpec = (DVPortgroupConfigInfo)prop.getVal();
                    } else {
                        nameProperty = prop.getVal().toString();
                    }
                }
                if (nameProperty.equalsIgnoreCase(dvPortGroupName)) {
                    return configSpec;
                }
            }
        }
    }
    return null;
}
 

/**
 * Retrieves the cluster managed object reference for the specified cluster
 * name using the vim port type.
 *
 * @param vimPortType
 *
 * @param serviceContent
 *            {@link ServiceContent}
 * @param clusterName
 *            name of the cluster to be searched for.
 * @return {@link ManagedObjectReference}
 * @throws InvalidPropertyFaultMsg
 * @throws RuntimeFaultFaultMsg
 * @throws NotFoundFaultMsg
 */
public static ManagedObjectReference getCluster(VimPortType vimPortType,
        ServiceContent serviceContent, String clusterName)
        throws InvalidPropertyFaultMsg, RuntimeFaultFaultMsg,
        NotFoundFaultMsg {

    // Spec to allow recursion on the Folder to Folder traversal
    SelectionSpec folderToFolderSelection = new SelectionSpec();
    folderToFolderSelection.setName("folderToFolder");

    SelectionSpec dcToHostFolderSelection = new SelectionSpec();
    dcToHostFolderSelection.setName("dcToHostFolder");

    // spec to traverse from Datacenter to hostFolder
    TraversalSpec dcToHostFolderTraversal = new TraversalSpec();
    dcToHostFolderTraversal.setName("dcToHostFolder");
    dcToHostFolderTraversal.setPath("hostFolder");
    dcToHostFolderTraversal.setType("Datacenter");
    dcToHostFolderTraversal.getSelectSet().addAll(
            Arrays.asList(new SelectionSpec[] { folderToFolderSelection }));
    dcToHostFolderTraversal.setSkip(false);

    // spec to traverse from Folder to a child folder
    TraversalSpec folderToFolderTraversal = new TraversalSpec();
    folderToFolderTraversal.setName("folderToFolder");
    folderToFolderTraversal.setPath("childEntity");
    folderToFolderTraversal.setType("Folder");
    folderToFolderTraversal.getSelectSet()
            .addAll(Arrays.asList(new SelectionSpec[] {
                folderToFolderSelection, dcToHostFolderSelection }));
    folderToFolderTraversal.setSkip(false);

    PropertySpec propertySpec = new PropertySpec();
    propertySpec.getPathSet()
            .addAll(Arrays.asList(new String[] { "name" }));
    propertySpec.setType("ClusterComputeResource");

    ObjectSpec objectSpec = new ObjectSpec();
    objectSpec.setObj(serviceContent.getRootFolder());
    objectSpec.getSelectSet().addAll(Arrays.asList(new SelectionSpec[] {
        folderToFolderTraversal, dcToHostFolderTraversal }));
    objectSpec.setSkip(false);

    // Create PropertyFilterSpec using the PropertySpec and ObjectPec
    PropertyFilterSpec propertyFilterSpec = new PropertyFilterSpec();
    propertyFilterSpec.getPropSet()
            .addAll(Arrays.asList(new PropertySpec[] { propertySpec }));
    propertyFilterSpec.getObjectSet()
            .addAll(Arrays.asList(new ObjectSpec[] { objectSpec }));

    ManagedObjectReference morPropertyCollector = serviceContent
            .getPropertyCollector();
    List<ObjectContent> objectContents = vimPortType.retrieveProperties(
            morPropertyCollector,
            Arrays.asList(new PropertyFilterSpec[] { propertyFilterSpec }));

    for (ObjectContent objectContent : objectContents) {
        ManagedObjectReference clusterManagedObjectReference = objectContent
                .getObj();
        List<DynamicProperty> dynamicProperties = objectContent
                .getPropSet();
        for (DynamicProperty dynamicProperty : dynamicProperties) {
            if (dynamicProperty.getName().equalsIgnoreCase("name")) {
                if (dynamicProperty.getVal().toString()
                        .equalsIgnoreCase(clusterName)) {
                    return clusterManagedObjectReference;
                }
            }
        }
    }
    throw new NotFoundFaultMsg("Cluster Not Found - " + clusterName,
            new NotFound());
}