ApiResponseHelper.java

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.
package com.cloud.api;

import com.cloud.api.query.ViewResponseHelper;
import com.cloud.api.query.vo.AccountJoinVO;
import com.cloud.api.query.vo.AsyncJobJoinVO;
import com.cloud.api.query.vo.ControlledViewEntity;
import com.cloud.api.query.vo.DataCenterJoinVO;
import com.cloud.api.query.vo.DiskOfferingJoinVO;
import com.cloud.api.query.vo.DomainRouterJoinVO;
import com.cloud.api.query.vo.EventJoinVO;
import com.cloud.api.query.vo.HostJoinVO;
import com.cloud.api.query.vo.ImageStoreJoinVO;
import com.cloud.api.query.vo.InstanceGroupJoinVO;
import com.cloud.api.query.vo.ProjectAccountJoinVO;
import com.cloud.api.query.vo.ProjectInvitationJoinVO;
import com.cloud.api.query.vo.ProjectJoinVO;
import com.cloud.api.query.vo.ResourceTagJoinVO;
import com.cloud.api.query.vo.SecurityGroupJoinVO;
import com.cloud.api.query.vo.ServiceOfferingJoinVO;
import com.cloud.api.query.vo.StoragePoolJoinVO;
import com.cloud.api.query.vo.TemplateJoinVO;
import com.cloud.api.query.vo.UserAccountJoinVO;
import com.cloud.api.query.vo.UserVmJoinVO;
import com.cloud.api.query.vo.VolumeJoinVO;
import com.cloud.api.response.ApiResponseSerializer;
import com.cloud.async.AsyncJob;
import com.cloud.capacity.Capacity;
import com.cloud.capacity.CapacityVO;
import com.cloud.capacity.dao.CapacityDaoImpl.SummedCapacity;
import com.cloud.configuration.Configuration;
import com.cloud.configuration.Resource.ResourceOwnerType;
import com.cloud.configuration.Resource.ResourceType;
import com.cloud.configuration.ResourceCount;
import com.cloud.configuration.ResourceLimit;
import com.cloud.dao.EntityManager;
import com.cloud.dc.ClusterVO;
import com.cloud.dc.DataCenter;
import com.cloud.dc.HostPodVO;
import com.cloud.dc.Pod;
import com.cloud.dc.StorageNetworkIpRange;
import com.cloud.dc.Vlan;
import com.cloud.dc.Vlan.VlanType;
import com.cloud.dc.VlanVO;
import com.cloud.domain.Domain;
import com.cloud.event.Event;
import com.cloud.host.Host;
import com.cloud.host.HostVO;
import com.cloud.hypervisor.HypervisorCapabilities;
import com.cloud.network.GuestVlan;
import com.cloud.network.IpAddress;
import com.cloud.network.Network;
import com.cloud.network.Network.Capability;
import com.cloud.network.Network.Provider;
import com.cloud.network.Network.Service;
import com.cloud.network.NetworkModel;
import com.cloud.network.NetworkProfile;
import com.cloud.network.Networks.IsolationType;
import com.cloud.network.Networks.TrafficType;
import com.cloud.network.PhysicalNetwork;
import com.cloud.network.PhysicalNetworkServiceProvider;
import com.cloud.network.PhysicalNetworkTrafficType;
import com.cloud.network.RemoteAccessVpn;
import com.cloud.network.Site2SiteCustomerGateway;
import com.cloud.network.Site2SiteVpnConnection;
import com.cloud.network.Site2SiteVpnGateway;
import com.cloud.network.VirtualRouterProvider;
import com.cloud.network.VpnUser;
import com.cloud.network.VpnUserVO;
import com.cloud.network.as.AutoScalePolicy;
import com.cloud.network.as.AutoScaleVmGroup;
import com.cloud.network.as.AutoScaleVmProfile;
import com.cloud.network.as.AutoScaleVmProfileVO;
import com.cloud.network.as.Condition;
import com.cloud.network.as.ConditionVO;
import com.cloud.network.as.Counter;
import com.cloud.network.dao.IPAddressVO;
import com.cloud.network.dao.LoadBalancerVO;
import com.cloud.network.dao.NetworkVO;
import com.cloud.network.dao.PhysicalNetworkVO;
import com.cloud.network.router.VirtualRouter;
import com.cloud.network.rules.FirewallRule;
import com.cloud.network.rules.FirewallRuleVO;
import com.cloud.network.rules.HealthCheckPolicy;
import com.cloud.network.rules.LoadBalancer;
import com.cloud.network.rules.LoadBalancerContainer.Scheme;
import com.cloud.network.rules.PortForwardingRule;
import com.cloud.network.rules.PortForwardingRuleVO;
import com.cloud.network.rules.StaticNatRule;
import com.cloud.network.rules.StickinessPolicy;
import com.cloud.network.security.SecurityGroup;
import com.cloud.network.security.SecurityGroupVO;
import com.cloud.network.security.SecurityRule;
import com.cloud.network.security.SecurityRule.SecurityRuleType;
import com.cloud.network.vpc.NetworkACL;
import com.cloud.network.vpc.NetworkACLItem;
import com.cloud.network.vpc.PrivateGateway;
import com.cloud.network.vpc.StaticRoute;
import com.cloud.network.vpc.Vpc;
import com.cloud.network.vpc.VpcOffering;
import com.cloud.offering.DiskOffering;
import com.cloud.offering.NetworkOffering;
import com.cloud.offering.NetworkOffering.Detail;
import com.cloud.offering.ServiceOffering;
import com.cloud.offerings.NetworkOfferingVO;
import com.cloud.org.Cluster;
import com.cloud.projects.Project;
import com.cloud.projects.ProjectAccount;
import com.cloud.projects.ProjectInvitation;
import com.cloud.region.ha.GlobalLoadBalancerRule;
import com.cloud.server.Criteria;
import com.cloud.server.ResourceTag;
import com.cloud.server.ResourceTag.TaggedResourceType;
import com.cloud.service.ServiceOfferingVO;
import com.cloud.storage.DiskOfferingVO;
import com.cloud.storage.GuestOS;
import com.cloud.storage.GuestOSCategoryVO;
import com.cloud.storage.ImageStore;
import com.cloud.storage.Snapshot;
import com.cloud.storage.SnapshotVO;
import com.cloud.storage.Storage.StoragePoolType;
import com.cloud.storage.StoragePool;
import com.cloud.storage.Upload;
import com.cloud.storage.UploadVO;
import com.cloud.storage.VMTemplateVO;
import com.cloud.storage.Volume;
import com.cloud.storage.VolumeVO;
import com.cloud.storage.snapshot.SnapshotPolicy;
import com.cloud.storage.snapshot.SnapshotSchedule;
import com.cloud.template.VirtualMachineTemplate;
import com.cloud.user.Account;
import com.cloud.user.User;
import com.cloud.user.UserAccount;
import com.cloud.user.UserContext;
import com.cloud.uservm.UserVm;
import com.cloud.utils.Pair;
import com.cloud.utils.StringUtils;
import com.cloud.utils.net.Ip;
import com.cloud.utils.net.NetUtils;
import com.cloud.vm.ConsoleProxyVO;
import com.cloud.vm.InstanceGroup;
import com.cloud.vm.Nic;
import com.cloud.vm.NicProfile;
import com.cloud.vm.NicSecondaryIp;
import com.cloud.vm.NicVO;
import com.cloud.vm.VMInstanceVO;
import com.cloud.vm.VirtualMachine;
import com.cloud.vm.VirtualMachine.Type;
import com.cloud.vm.dao.NicSecondaryIpVO;
import com.cloud.vm.snapshot.VMSnapshot;
import org.apache.cloudstack.acl.ControlledEntity;
import org.apache.cloudstack.acl.ControlledEntity.ACLType;
import org.apache.cloudstack.affinity.AffinityGroup;
import org.apache.cloudstack.affinity.AffinityGroupResponse;
import org.apache.cloudstack.api.ApiConstants.HostDetails;
import org.apache.cloudstack.api.ApiConstants.VMDetails;
import org.apache.cloudstack.api.ResponseGenerator;
import org.apache.cloudstack.api.command.user.job.QueryAsyncJobResultCmd;
import org.apache.cloudstack.api.response.AccountResponse;
import org.apache.cloudstack.api.response.ApplicationLoadBalancerInstanceResponse;
import org.apache.cloudstack.api.response.ApplicationLoadBalancerResponse;
import org.apache.cloudstack.api.response.ApplicationLoadBalancerRuleResponse;
import org.apache.cloudstack.api.response.AsyncJobResponse;
import org.apache.cloudstack.api.response.AutoScalePolicyResponse;
import org.apache.cloudstack.api.response.AutoScaleVmGroupResponse;
import org.apache.cloudstack.api.response.AutoScaleVmProfileResponse;
import org.apache.cloudstack.api.response.CapabilityResponse;
import org.apache.cloudstack.api.response.CapacityResponse;
import org.apache.cloudstack.api.response.ClusterResponse;
import org.apache.cloudstack.api.response.ConditionResponse;
import org.apache.cloudstack.api.response.ConfigurationResponse;
import org.apache.cloudstack.api.response.ControlledEntityResponse;
import org.apache.cloudstack.api.response.ControlledViewEntityResponse;
import org.apache.cloudstack.api.response.CounterResponse;
import org.apache.cloudstack.api.response.CreateCmdResponse;
import org.apache.cloudstack.api.response.DiskOfferingResponse;
import org.apache.cloudstack.api.response.DomainResponse;
import org.apache.cloudstack.api.response.DomainRouterResponse;
import org.apache.cloudstack.api.response.EventResponse;
import org.apache.cloudstack.api.response.ExtractResponse;
import org.apache.cloudstack.api.response.FirewallResponse;
import org.apache.cloudstack.api.response.FirewallRuleResponse;
import org.apache.cloudstack.api.response.GlobalLoadBalancerResponse;
import org.apache.cloudstack.api.response.GuestOSResponse;
import org.apache.cloudstack.api.response.GuestVlanRangeResponse;
import org.apache.cloudstack.api.response.HostForMigrationResponse;
import org.apache.cloudstack.api.response.HostResponse;
import org.apache.cloudstack.api.response.HypervisorCapabilitiesResponse;
import org.apache.cloudstack.api.response.IPAddressResponse;
import org.apache.cloudstack.api.response.ImageStoreResponse;
import org.apache.cloudstack.api.response.InstanceGroupResponse;
import org.apache.cloudstack.api.response.InternalLoadBalancerElementResponse;
import org.apache.cloudstack.api.response.IpForwardingRuleResponse;
import org.apache.cloudstack.api.response.IsolationMethodResponse;
import org.apache.cloudstack.api.response.LBHealthCheckPolicyResponse;
import org.apache.cloudstack.api.response.LBHealthCheckResponse;
import org.apache.cloudstack.api.response.LBStickinessPolicyResponse;
import org.apache.cloudstack.api.response.LBStickinessResponse;
import org.apache.cloudstack.api.response.LDAPConfigResponse;
import org.apache.cloudstack.api.response.LoadBalancerResponse;
import org.apache.cloudstack.api.response.NetworkACLItemResponse;
import org.apache.cloudstack.api.response.NetworkACLResponse;
import org.apache.cloudstack.api.response.NetworkOfferingResponse;
import org.apache.cloudstack.api.response.NetworkResponse;
import org.apache.cloudstack.api.response.NicResponse;
import org.apache.cloudstack.api.response.NicSecondaryIpResponse;
import org.apache.cloudstack.api.response.PhysicalNetworkResponse;
import org.apache.cloudstack.api.response.PodResponse;
import org.apache.cloudstack.api.response.PortableIpRangeResponse;
import org.apache.cloudstack.api.response.PortableIpResponse;
import org.apache.cloudstack.api.response.PrivateGatewayResponse;
import org.apache.cloudstack.api.response.ProjectAccountResponse;
import org.apache.cloudstack.api.response.ProjectInvitationResponse;
import org.apache.cloudstack.api.response.ProjectResponse;
import org.apache.cloudstack.api.response.ProviderResponse;
import org.apache.cloudstack.api.response.RegionResponse;
import org.apache.cloudstack.api.response.RemoteAccessVpnResponse;
import org.apache.cloudstack.api.response.ResourceCountResponse;
import org.apache.cloudstack.api.response.ResourceLimitResponse;
import org.apache.cloudstack.api.response.ResourceTagResponse;
import org.apache.cloudstack.api.response.SecurityGroupResponse;
import org.apache.cloudstack.api.response.SecurityGroupRuleResponse;
import org.apache.cloudstack.api.response.ServiceOfferingResponse;
import org.apache.cloudstack.api.response.ServiceResponse;
import org.apache.cloudstack.api.response.Site2SiteCustomerGatewayResponse;
import org.apache.cloudstack.api.response.Site2SiteVpnConnectionResponse;
import org.apache.cloudstack.api.response.Site2SiteVpnGatewayResponse;
import org.apache.cloudstack.api.response.SnapshotPolicyResponse;
import org.apache.cloudstack.api.response.SnapshotResponse;
import org.apache.cloudstack.api.response.SnapshotScheduleResponse;
import org.apache.cloudstack.api.response.StaticRouteResponse;
import org.apache.cloudstack.api.response.StorageNetworkIpRangeResponse;
import org.apache.cloudstack.api.response.StoragePoolResponse;
import org.apache.cloudstack.api.response.SystemVmInstanceResponse;
import org.apache.cloudstack.api.response.SystemVmResponse;
import org.apache.cloudstack.api.response.TemplatePermissionsResponse;
import org.apache.cloudstack.api.response.TemplateResponse;
import org.apache.cloudstack.api.response.TrafficMonitorResponse;
import org.apache.cloudstack.api.response.TrafficTypeResponse;
import org.apache.cloudstack.api.response.UsageRecordResponse;
import org.apache.cloudstack.api.response.UserResponse;
import org.apache.cloudstack.api.response.UserVmResponse;
import org.apache.cloudstack.api.response.VMSnapshotResponse;
import org.apache.cloudstack.api.response.VirtualRouterProviderResponse;
import org.apache.cloudstack.api.response.VlanIpRangeResponse;
import org.apache.cloudstack.api.response.VolumeResponse;
import org.apache.cloudstack.api.response.VpcOfferingResponse;
import org.apache.cloudstack.api.response.VpcResponse;
import org.apache.cloudstack.api.response.VpnUsersResponse;
import org.apache.cloudstack.api.response.ZoneResponse;
import org.apache.cloudstack.network.lb.ApplicationLoadBalancerRule;
import org.apache.cloudstack.region.PortableIp;
import org.apache.cloudstack.region.PortableIpRange;
import org.apache.cloudstack.region.Region;
import org.apache.cloudstack.storage.datastore.db.StoragePoolVO;
import org.apache.cloudstack.usage.Usage;
import org.apache.cloudstack.usage.UsageService;
import org.apache.cloudstack.usage.UsageTypes;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Component;

import javax.inject.Inject;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.StringTokenizer;
import java.util.TimeZone;

@Component
public class ApiResponseHelper implements ResponseGenerator {

    public final Logger s_logger = Logger.getLogger(ApiResponseHelper.class);
    private static final DecimalFormat s_percentFormat = new DecimalFormat("##.##");
    @Inject
    private EntityManager _entityMgr = null;
    @Inject
    private UsageService _usageSvc = null;
    @Inject NetworkModel _ntwkModel;

    @Override
    public UserResponse createUserResponse(User user) {
        UserAccountJoinVO vUser = ApiDBUtils.newUserView(user);
        return ApiDBUtils.newUserResponse(vUser);
    }

    // this method is used for response generation via createAccount (which
    // creates an account + user)
    @Override
    public AccountResponse createUserAccountResponse(UserAccount user) {
        return ApiDBUtils.newAccountResponse(ApiDBUtils.findAccountViewById(user.getAccountId()));
    }

    @Override
    public AccountResponse createAccountResponse(Account account) {
        AccountJoinVO vUser = ApiDBUtils.newAccountView(account);
        return ApiDBUtils.newAccountResponse(vUser);
    }

    @Override
    public UserResponse createUserResponse(UserAccount user) {
        UserAccountJoinVO vUser = ApiDBUtils.newUserView(user);
        return ApiDBUtils.newUserResponse(vUser);
    }

    @Override
    public DomainResponse createDomainResponse(Domain domain) {
        DomainResponse domainResponse = new DomainResponse();
        domainResponse.setDomainName(domain.getName());
        domainResponse.setId(domain.getUuid());
        domainResponse.setLevel(domain.getLevel());
        domainResponse.setNetworkDomain(domain.getNetworkDomain());
        Domain parentDomain = ApiDBUtils.findDomainById(domain.getParent());
        if (parentDomain != null) {
            domainResponse.setParentDomainId(parentDomain.getUuid());
        }
        StringBuilder domainPath = new StringBuilder("ROOT");
        (domainPath.append(domain.getPath())).deleteCharAt(domainPath.length() - 1);
        domainResponse.setPath(domainPath.toString());
        if (domain.getParent() != null) {
            domainResponse.setParentDomainName(ApiDBUtils.findDomainById(domain.getParent()).getName());
        }
        if (domain.getChildCount() > 0) {
            domainResponse.setHasChild(true);
        }
        domainResponse.setObjectName("domain");
        return domainResponse;
    }

    @Override
    public DiskOfferingResponse createDiskOfferingResponse(DiskOffering offering) {
        DiskOfferingJoinVO vOffering = ApiDBUtils.newDiskOfferingView(offering);
        return ApiDBUtils.newDiskOfferingResponse(vOffering);
    }

    @Override
    public ResourceLimitResponse createResourceLimitResponse(ResourceLimit limit) {
        ResourceLimitResponse resourceLimitResponse = new ResourceLimitResponse();
        if (limit.getResourceOwnerType() == ResourceOwnerType.Domain) {
            populateDomain(resourceLimitResponse, limit.getOwnerId());
        } else if (limit.getResourceOwnerType() == ResourceOwnerType.Account) {
            Account accountTemp = ApiDBUtils.findAccountById(limit.getOwnerId());
            populateAccount(resourceLimitResponse, limit.getOwnerId());
            populateDomain(resourceLimitResponse, accountTemp.getDomainId());
        }
        resourceLimitResponse.setResourceType(Integer.valueOf(limit.getType().getOrdinal()).toString());
        if((limit.getType() == ResourceType.primary_storage || limit.getType() == ResourceType.secondary_storage) && limit.getMax() >= 0) {
            resourceLimitResponse.setMax((long) Math.ceil(limit.getMax()/ResourceType.bytesToGiB));
        } else {
            resourceLimitResponse.setMax(limit.getMax());
        }
        resourceLimitResponse.setObjectName("resourcelimit");

        return resourceLimitResponse;
    }

    @Override
    public ResourceCountResponse createResourceCountResponse(ResourceCount resourceCount) {
        ResourceCountResponse resourceCountResponse = new ResourceCountResponse();

        if (resourceCount.getResourceOwnerType() == ResourceOwnerType.Account) {
            Account accountTemp = ApiDBUtils.findAccountById(resourceCount.getOwnerId());
            if (accountTemp != null) {
                populateAccount(resourceCountResponse, accountTemp.getId());
                populateDomain(resourceCountResponse, accountTemp.getDomainId());
            }
        } else if (resourceCount.getResourceOwnerType() == ResourceOwnerType.Domain) {
            populateDomain(resourceCountResponse, resourceCount.getOwnerId());
        }

        resourceCountResponse.setResourceType(Integer.valueOf(resourceCount.getType().getOrdinal()).toString());
        resourceCountResponse.setResourceCount(resourceCount.getCount());
        resourceCountResponse.setObjectName("resourcecount");
        return resourceCountResponse;
    }

    @Override
    public ServiceOfferingResponse createServiceOfferingResponse(ServiceOffering offering) {
        ServiceOfferingJoinVO vOffering = ApiDBUtils.newServiceOfferingView(offering);
        return ApiDBUtils.newServiceOfferingResponse(vOffering);
    }

    @Override
    public ConfigurationResponse createConfigurationResponse(Configuration cfg) {
        ConfigurationResponse cfgResponse = new ConfigurationResponse();
        cfgResponse.setCategory(cfg.getCategory());
        cfgResponse.setDescription(cfg.getDescription());
        cfgResponse.setName(cfg.getName());
        cfgResponse.setValue(cfg.getValue());
        cfgResponse.setObjectName("configuration");

        return cfgResponse;
    }

    @Override
    public SnapshotResponse createSnapshotResponse(Snapshot snapshot) {
        SnapshotResponse snapshotResponse = new SnapshotResponse();
        snapshotResponse.setId(snapshot.getUuid());

        populateOwner(snapshotResponse, snapshot);

        VolumeVO volume = findVolumeById(snapshot.getVolumeId());
        String snapshotTypeStr = snapshot.getRecurringType().name();
        snapshotResponse.setSnapshotType(snapshotTypeStr);
        if (volume != null) {
            snapshotResponse.setVolumeId(volume.getUuid());
            snapshotResponse.setVolumeName(volume.getName());
            snapshotResponse.setVolumeType(volume.getVolumeType().name());
        }
        snapshotResponse.setCreated(snapshot.getCreated());
        snapshotResponse.setName(snapshot.getName());
        snapshotResponse.setIntervalType(ApiDBUtils.getSnapshotIntervalTypes(snapshot.getId()));
        snapshotResponse.setState(snapshot.getState());

        // set tag information
        List<? extends ResourceTag> tags = ApiDBUtils.listByResourceTypeAndId(TaggedResourceType.Snapshot, snapshot.getId());
        List<ResourceTagResponse> tagResponses = new ArrayList<ResourceTagResponse>();
        for (ResourceTag tag : tags) {
            ResourceTagResponse tagResponse = createResourceTagResponse(tag, true);
            tagResponses.add(tagResponse);
        }
        snapshotResponse.setTags(tagResponses);

        snapshotResponse.setObjectName("snapshot");
        return snapshotResponse;
    }

    @Override
    public VMSnapshotResponse createVMSnapshotResponse(VMSnapshot vmSnapshot) {
        VMSnapshotResponse vmSnapshotResponse = new VMSnapshotResponse();
        vmSnapshotResponse.setId(vmSnapshot.getUuid());
        vmSnapshotResponse.setName(vmSnapshot.getName());
        vmSnapshotResponse.setState(vmSnapshot.getState());
        vmSnapshotResponse.setCreated(vmSnapshot.getCreated());
        vmSnapshotResponse.setDescription(vmSnapshot.getDescription());
        vmSnapshotResponse.setDisplayName(vmSnapshot.getDisplayName());
        UserVm vm = ApiDBUtils.findUserVmById(vmSnapshot.getVmId());
        if (vm != null) {
            vmSnapshotResponse.setVirtualMachineid(vm.getUuid());
        }
        if (vmSnapshot.getParent() != null) {
            vmSnapshotResponse.setParentName(ApiDBUtils.getVMSnapshotById(vmSnapshot.getParent()).getDisplayName());
        }
        vmSnapshotResponse.setCurrent(vmSnapshot.getCurrent());
        vmSnapshotResponse.setType(vmSnapshot.getType().toString());
        vmSnapshotResponse.setObjectName("vmsnapshot");
        return vmSnapshotResponse;
    }

    @Override
    public SnapshotPolicyResponse createSnapshotPolicyResponse(SnapshotPolicy policy) {
        SnapshotPolicyResponse policyResponse = new SnapshotPolicyResponse();
        policyResponse.setId(policy.getUuid());
        Volume vol = ApiDBUtils.findVolumeById(policy.getVolumeId());
        if (vol != null) {
            policyResponse.setVolumeId(vol.getUuid());
        }
        policyResponse.setSchedule(policy.getSchedule());
        policyResponse.setIntervalType(policy.getInterval());
        policyResponse.setMaxSnaps(policy.getMaxSnaps());
        policyResponse.setTimezone(policy.getTimezone());
        policyResponse.setObjectName("snapshotpolicy");

        return policyResponse;
    }

    @Override
    public HostResponse createHostResponse(Host host) {
        return createHostResponse(host, EnumSet.of(HostDetails.all));
    }

    @Override
    public HostResponse createHostResponse(Host host, EnumSet<HostDetails> details) {
        List<HostJoinVO> viewHosts = ApiDBUtils.newHostView(host);
        List<HostResponse> listHosts = ViewResponseHelper.createHostResponse(details, viewHosts.toArray(new HostJoinVO[viewHosts.size()]));
        assert listHosts != null && listHosts.size() == 1 : "There should be one host returned";
        return listHosts.get(0);
    }

    @Override
    public HostForMigrationResponse createHostForMigrationResponse(Host host) {
        return createHostForMigrationResponse(host, EnumSet.of(HostDetails.all));
    }

    @Override
    public HostForMigrationResponse createHostForMigrationResponse(Host host, EnumSet<HostDetails> details) {
        List<HostJoinVO> viewHosts = ApiDBUtils.newHostView(host);
        List<HostForMigrationResponse> listHosts = ViewResponseHelper.createHostForMigrationResponse(details,
                viewHosts.toArray(new HostJoinVO[viewHosts.size()]));
        assert listHosts != null && listHosts.size() == 1 : "There should be one host returned";
        return listHosts.get(0);
    }


    @Override
    public VlanIpRangeResponse createVlanIpRangeResponse(Vlan vlan) {
        Long podId = ApiDBUtils.getPodIdForVlan(vlan.getId());

        VlanIpRangeResponse vlanResponse = new VlanIpRangeResponse();
        vlanResponse.setId(vlan.getUuid());
        if (vlan.getVlanType() != null) {
            vlanResponse.setForVirtualNetwork(vlan.getVlanType().equals(VlanType.VirtualNetwork));
        }
        vlanResponse.setVlan(vlan.getVlanTag());
        DataCenter zone = ApiDBUtils.findZoneById(vlan.getDataCenterId());
        if (zone != null) {
            vlanResponse.setZoneId(zone.getUuid());
        }

        if (podId != null) {
            HostPodVO pod = ApiDBUtils.findPodById(podId);
            if (pod != null) {
                vlanResponse.setPodId(pod.getUuid());
                vlanResponse.setPodName(pod.getName());
            }
        }

        vlanResponse.setGateway(vlan.getVlanGateway());
        vlanResponse.setNetmask(vlan.getVlanNetmask());

        // get start ip and end ip of corresponding vlan
        String ipRange = vlan.getIpRange();
        if (ipRange != null) {
            String[] range = ipRange.split("-");
            vlanResponse.setStartIp(range[0]);
            vlanResponse.setEndIp(range[1]);
        }

        vlanResponse.setIp6Gateway(vlan.getIp6Gateway());
        vlanResponse.setIp6Cidr(vlan.getIp6Cidr());

        String ip6Range = vlan.getIp6Range();
        if (ip6Range != null) {
            String[] range = ip6Range.split("-");
            vlanResponse.setStartIpv6(range[0]);
            vlanResponse.setEndIpv6(range[1]);
        }

        if (vlan.getNetworkId() != null) {
            Network nw = ApiDBUtils.findNetworkById(vlan.getNetworkId());
            if (nw != null) {
                vlanResponse.setNetworkId(nw.getUuid());
            }
        }
        Account owner = ApiDBUtils.getVlanAccount(vlan.getId());
        if (owner != null) {
            populateAccount(vlanResponse, owner.getId());
            populateDomain(vlanResponse, owner.getDomainId());
        }

        if (vlan.getPhysicalNetworkId() != null) {
            PhysicalNetwork pnw = ApiDBUtils.findPhysicalNetworkById(vlan.getPhysicalNetworkId());
            if (pnw != null) {
                vlanResponse.setPhysicalNetworkId(pnw.getUuid());
            }
        }
        vlanResponse.setObjectName("vlan");
        return vlanResponse;
    }

    @Override
    public IPAddressResponse createIPAddressResponse(IpAddress ipAddr) {
        VlanVO vlan = ApiDBUtils.findVlanById(ipAddr.getVlanId());
        boolean forVirtualNetworks = vlan.getVlanType().equals(VlanType.VirtualNetwork);
        long zoneId = ipAddr.getDataCenterId();

        IPAddressResponse ipResponse = new IPAddressResponse();
        ipResponse.setId(ipAddr.getUuid());
        ipResponse.setIpAddress(ipAddr.getAddress().toString());
        if (ipAddr.getAllocatedTime() != null) {
            ipResponse.setAllocated(ipAddr.getAllocatedTime());
        }
        DataCenter zone = ApiDBUtils.findZoneById(ipAddr.getDataCenterId());
        if (zone != null) {
            ipResponse.setZoneId(zone.getUuid());
            ipResponse.setZoneName(zone.getName());
        }
        ipResponse.setSourceNat(ipAddr.isSourceNat());
        ipResponse.setIsSystem(ipAddr.getSystem());

        // get account information
        if (ipAddr.getAllocatedToAccountId() != null) {
            populateOwner(ipResponse, ipAddr);
        }

        ipResponse.setForVirtualNetwork(forVirtualNetworks);
        ipResponse.setStaticNat(ipAddr.isOneToOneNat());

        if (ipAddr.getAssociatedWithVmId() != null) {
            UserVm vm = ApiDBUtils.findUserVmById(ipAddr.getAssociatedWithVmId());
            if (vm != null) {
                ipResponse.setVirtualMachineId(vm.getUuid());
                ipResponse.setVirtualMachineName(vm.getHostName());
                if (vm.getDisplayName() != null) {
                    ipResponse.setVirtualMachineDisplayName(vm.getDisplayName());
                } else {
                    ipResponse.setVirtualMachineDisplayName(vm.getHostName());
                }
            }
        }
        if (ipAddr.getVmIp() != null) {
            ipResponse.setVirtualMachineIp(ipAddr.getVmIp());
        }

        if (ipAddr.getAssociatedWithNetworkId() != null) {
            Network ntwk = ApiDBUtils.findNetworkById(ipAddr.getAssociatedWithNetworkId());
            if (ntwk != null) {
                ipResponse.setAssociatedNetworkId(ntwk.getUuid());
                ipResponse.setAssociatedNetworkName(ntwk.getName());
            }
        }

        if (ipAddr.getVpcId() != null) {
            Vpc vpc = ApiDBUtils.findVpcById(ipAddr.getVpcId());
            if (vpc != null) {
                ipResponse.setVpcId(vpc.getUuid());
            }
        }

        // Network id the ip is associated with (if associated networkId is
        // null, try to get this information from vlan)
        Long vlanNetworkId = ApiDBUtils.getVlanNetworkId(ipAddr.getVlanId());

        // Network id the ip belongs to
        Long networkId;
        if (vlanNetworkId != null) {
            networkId = vlanNetworkId;
        } else {
            networkId = ApiDBUtils.getPublicNetworkIdByZone(zoneId);
        }

        if (networkId != null) {
            NetworkVO nw = ApiDBUtils.findNetworkById(networkId);
            if (nw != null) {
                ipResponse.setNetworkId(nw.getUuid());
            }
        }
        ipResponse.setState(ipAddr.getState().toString());

        if (ipAddr.getPhysicalNetworkId() != null) {
            PhysicalNetworkVO pnw = ApiDBUtils.findPhysicalNetworkById(ipAddr.getPhysicalNetworkId());
            if (pnw != null) {
                ipResponse.setPhysicalNetworkId(pnw.getUuid());
            }
        }

        // show this info to admin only
        Account account = UserContext.current().getCaller();
        if (account.getType() == Account.ACCOUNT_TYPE_ADMIN) {
            VlanVO vl = ApiDBUtils.findVlanById(ipAddr.getVlanId());
            if (vl != null) {
                ipResponse.setVlanId(vl.getUuid());
                ipResponse.setVlanName(vl.getVlanTag());
            }
        }

        if (ipAddr.getSystem()) {
            if (ipAddr.isOneToOneNat()) {
                ipResponse.setPurpose(IpAddress.Purpose.StaticNat.toString());
            } else {
                ipResponse.setPurpose(IpAddress.Purpose.Lb.toString());
            }
        }


        ipResponse.setPortable(ipAddr.isPortable());

        //set tag information
        List<? extends ResourceTag> tags = ApiDBUtils.listByResourceTypeAndId(TaggedResourceType.PublicIpAddress, ipAddr.getId());
        List<ResourceTagResponse> tagResponses = new ArrayList<ResourceTagResponse>();
        for (ResourceTag tag : tags) {
            ResourceTagResponse tagResponse = createResourceTagResponse(tag, true);
            tagResponses.add(tagResponse);
        }
        ipResponse.setTags(tagResponses);

        ipResponse.setObjectName("ipaddress");
        return ipResponse;
    }

    @Override
    public LoadBalancerResponse createLoadBalancerResponse(LoadBalancer loadBalancer) {
        LoadBalancerResponse lbResponse = new LoadBalancerResponse();
        lbResponse.setId(loadBalancer.getUuid());
        lbResponse.setName(loadBalancer.getName());
        lbResponse.setDescription(loadBalancer.getDescription());
        List<String> cidrs = ApiDBUtils.findFirewallSourceCidrs(loadBalancer.getId());
        lbResponse.setCidrList(StringUtils.join(cidrs, ","));

        IPAddressVO publicIp = ApiDBUtils.findIpAddressById(loadBalancer.getSourceIpAddressId());
        lbResponse.setPublicIpId(publicIp.getUuid());
        lbResponse.setPublicIp(publicIp.getAddress().addr());
        lbResponse.setPublicPort(Integer.toString(loadBalancer.getSourcePortStart()));
        lbResponse.setPrivatePort(Integer.toString(loadBalancer.getDefaultPortStart()));
        lbResponse.setAlgorithm(loadBalancer.getAlgorithm());
        FirewallRule.State state = loadBalancer.getState();
        String stateToSet = state.toString();
        if (state.equals(FirewallRule.State.Revoke)) {
            stateToSet = "Deleting";
        }
        lbResponse.setState(stateToSet);
        populateOwner(lbResponse, loadBalancer);
        DataCenter zone = ApiDBUtils.findZoneById(publicIp.getDataCenterId());
        if (zone != null) {
            lbResponse.setZoneId(zone.getUuid());
        }

        //set tag information
        List<? extends ResourceTag> tags = ApiDBUtils.listByResourceTypeAndId(TaggedResourceType.LoadBalancer, loadBalancer.getId());
        List<ResourceTagResponse> tagResponses = new ArrayList<ResourceTagResponse>();
        for (ResourceTag tag : tags) {
            ResourceTagResponse tagResponse = createResourceTagResponse(tag, true);
            tagResponses.add(tagResponse);
        }
        lbResponse.setTags(tagResponses);

        Network ntwk = ApiDBUtils.findNetworkById(loadBalancer.getNetworkId());
        lbResponse.setNetworkId(ntwk.getUuid());

        lbResponse.setObjectName("loadbalancer");
        return lbResponse;
    }

    @Override
    public GlobalLoadBalancerResponse createGlobalLoadBalancerResponse(GlobalLoadBalancerRule globalLoadBalancerRule) {
        GlobalLoadBalancerResponse response = new GlobalLoadBalancerResponse();
        response.setAlgorithm(globalLoadBalancerRule.getAlgorithm());
        response.setStickyMethod(globalLoadBalancerRule.getPersistence());
        response.setServiceType(globalLoadBalancerRule.getServiceType());
        response.setServiceDomainName(globalLoadBalancerRule.getGslbDomain() + "."
                + ApiDBUtils.getDnsNameConfiguredForGslb());
        response.setName(globalLoadBalancerRule.getName());
        response.setDescription(globalLoadBalancerRule.getDescription());
        response.setRegionIdId(globalLoadBalancerRule.getRegion());
        response.setId(globalLoadBalancerRule.getUuid());
        populateOwner(response, globalLoadBalancerRule);
        response.setObjectName("globalloadbalancer");

        List<LoadBalancerResponse> siteLbResponses = new ArrayList<LoadBalancerResponse>();
        List<? extends LoadBalancer> siteLoadBalaners = ApiDBUtils.listSiteLoadBalancers(globalLoadBalancerRule.getId());
        for (LoadBalancer siteLb : siteLoadBalaners) {
            LoadBalancerResponse siteLbResponse = createLoadBalancerResponse(siteLb);
            siteLbResponses.add(siteLbResponse);
        }
        response.setSiteLoadBalancers(siteLbResponses);
        return response;
    }

    @Override
    public PodResponse createPodResponse(Pod pod, Boolean showCapacities) {
        String[] ipRange = new String[2];
        if (pod.getDescription() != null && pod.getDescription().length() > 0) {
            ipRange = pod.getDescription().split("-");
        } else {
            ipRange[0] = pod.getDescription();
        }

        PodResponse podResponse = new PodResponse();
        podResponse.setId(pod.getUuid());
        podResponse.setName(pod.getName());
        DataCenter zone = ApiDBUtils.findZoneById(pod.getDataCenterId());
        if (zone != null) {
            podResponse.setZoneId(zone.getUuid());
            podResponse.setZoneName(zone.getName());
        }
        podResponse.setNetmask(NetUtils.getCidrNetmask(pod.getCidrSize()));
        podResponse.setStartIp(ipRange[0]);
        podResponse.setEndIp(((ipRange.length > 1) && (ipRange[1] != null)) ? ipRange[1] : "");
        podResponse.setGateway(pod.getGateway());
        podResponse.setAllocationState(pod.getAllocationState().toString());
        if (showCapacities != null && showCapacities) {
            List<SummedCapacity> capacities = ApiDBUtils.getCapacityByClusterPodZone(null, pod.getId(), null);
            Set<CapacityResponse> capacityResponses = new HashSet<CapacityResponse>();
            for (SummedCapacity capacity : capacities) {
                CapacityResponse capacityResponse = new CapacityResponse();
                capacityResponse.setCapacityType(capacity.getCapacityType());
                capacityResponse.setCapacityUsed(capacity.getUsedCapacity());
                if (capacity.getCapacityType() == Capacity.CAPACITY_TYPE_STORAGE_ALLOCATED) {
                    List<SummedCapacity> c = ApiDBUtils.findNonSharedStorageForClusterPodZone(null, pod.getId(), null);
                    capacityResponse.setCapacityTotal(capacity.getTotalCapacity() - c.get(0).getTotalCapacity());
                    capacityResponse.setCapacityUsed(capacity.getUsedCapacity() - c.get(0).getUsedCapacity());
                } else {
                    capacityResponse.setCapacityTotal(capacity.getTotalCapacity());
                }
                if (capacityResponse.getCapacityTotal() != 0) {
                    capacityResponse.setPercentUsed(s_percentFormat.format((float) capacityResponse.getCapacityUsed()
                            / (float) capacityResponse.getCapacityTotal() * 100f));
                } else {
                    capacityResponse.setPercentUsed(s_percentFormat.format(0L));
                }
                capacityResponses.add(capacityResponse);
            }
            // Do it for stats as well.
            capacityResponses.addAll(getStatsCapacityresponse(null, null, pod.getId(), pod.getDataCenterId()));
            podResponse.setCapacitites(new ArrayList<CapacityResponse>(capacityResponses));
        }
        podResponse.setObjectName("pod");
        return podResponse;
    }

    @Override
    public ZoneResponse createZoneResponse(DataCenter dataCenter, Boolean showCapacities) {
        DataCenterJoinVO vOffering = ApiDBUtils.newDataCenterView(dataCenter);
        return ApiDBUtils.newDataCenterResponse(vOffering, showCapacities);
    }

    public static List<CapacityResponse> getDataCenterCapacityResponse(Long zoneId) {
        List<SummedCapacity> capacities = ApiDBUtils.getCapacityByClusterPodZone(zoneId, null, null);
        Set<CapacityResponse> capacityResponses = new HashSet<CapacityResponse>();
        float cpuOverprovisioningFactor = ApiDBUtils.getCpuOverprovisioningFactor();

        for (SummedCapacity capacity : capacities) {
            CapacityResponse capacityResponse = new CapacityResponse();
            capacityResponse.setCapacityType(capacity.getCapacityType());
            capacityResponse.setCapacityUsed(capacity.getUsedCapacity());
            if (capacity.getCapacityType() == Capacity.CAPACITY_TYPE_STORAGE_ALLOCATED) {
                List<SummedCapacity> c = ApiDBUtils.findNonSharedStorageForClusterPodZone(zoneId, null, null);
                capacityResponse.setCapacityTotal(capacity.getTotalCapacity() - c.get(0).getTotalCapacity());
                capacityResponse.setCapacityUsed(capacity.getUsedCapacity() - c.get(0).getUsedCapacity());
            } else {
                capacityResponse.setCapacityTotal(capacity.getTotalCapacity());
            }
            if (capacityResponse.getCapacityTotal() != 0) {
                capacityResponse.setPercentUsed(s_percentFormat.format((float) capacityResponse.getCapacityUsed()
                        / (float) capacityResponse.getCapacityTotal() * 100f));
            } else {
                capacityResponse.setPercentUsed(s_percentFormat.format(0L));
            }
            capacityResponses.add(capacityResponse);
        }
        // Do it for stats as well.
        capacityResponses.addAll(getStatsCapacityresponse(null, null, null, zoneId));

        return new ArrayList<CapacityResponse>(capacityResponses);
    }

    private static List<CapacityResponse> getStatsCapacityresponse(Long poolId, Long clusterId, Long podId, Long zoneId) {
        List<CapacityVO> capacities = new ArrayList<CapacityVO>();
        capacities.add(ApiDBUtils.getStoragePoolUsedStats(poolId, clusterId, podId, zoneId));
        if (clusterId == null && podId == null) {
            capacities.add(ApiDBUtils.getSecondaryStorageUsedStats(poolId, zoneId));
        }

        List<CapacityResponse> capacityResponses = new ArrayList<CapacityResponse>();
        for (CapacityVO capacity : capacities) {
            CapacityResponse capacityResponse = new CapacityResponse();
            capacityResponse.setCapacityType(capacity.getCapacityType());
            capacityResponse.setCapacityUsed(capacity.getUsedCapacity());
            capacityResponse.setCapacityTotal(capacity.getTotalCapacity());
            if (capacityResponse.getCapacityTotal() != 0) {
                capacityResponse.setPercentUsed(s_percentFormat.format((float) capacityResponse.getCapacityUsed()
                        / (float) capacityResponse.getCapacityTotal() * 100f));
            } else {
                capacityResponse.setPercentUsed(s_percentFormat.format(0L));
            }
            capacityResponses.add(capacityResponse);
        }

        return capacityResponses;
    }

    @Override
    public VolumeResponse createVolumeResponse(Volume volume) {
        List<VolumeJoinVO> viewVrs = ApiDBUtils.newVolumeView(volume);
        List<VolumeResponse> listVrs = ViewResponseHelper.createVolumeResponse(viewVrs.toArray(new VolumeJoinVO[viewVrs.size()]));
        assert listVrs != null && listVrs.size() == 1 : "There should be one volume returned";
        return listVrs.get(0);
    }

    @Override
    public InstanceGroupResponse createInstanceGroupResponse(InstanceGroup group) {
        InstanceGroupJoinVO vgroup = ApiDBUtils.newInstanceGroupView(group);
        return ApiDBUtils.newInstanceGroupResponse(vgroup);

    }

    @Override
    public StoragePoolResponse createStoragePoolResponse(StoragePool pool) {
        List<StoragePoolJoinVO> viewPools = ApiDBUtils.newStoragePoolView(pool);
        List<StoragePoolResponse> listPools = ViewResponseHelper
                .createStoragePoolResponse(viewPools.toArray(new StoragePoolJoinVO[viewPools.size()]));
        assert listPools != null && listPools.size() == 1 : "There should be one storage pool returned";
        return listPools.get(0);
    }

    @Override
    public ImageStoreResponse createImageStoreResponse(ImageStore os) {
        List<ImageStoreJoinVO> viewStores = ApiDBUtils.newImageStoreView(os);
        List<ImageStoreResponse> listStores = ViewResponseHelper
                .createImageStoreResponse(viewStores.toArray(new ImageStoreJoinVO[viewStores.size()]));
        assert listStores != null && listStores.size() == 1 : "There should be one image data store returned";
        return listStores.get(0);
    }

    @Override
    public StoragePoolResponse createStoragePoolForMigrationResponse(StoragePool pool) {
        List<StoragePoolJoinVO> viewPools = ApiDBUtils.newStoragePoolView(pool);
        List<StoragePoolResponse> listPools = ViewResponseHelper.createStoragePoolForMigrationResponse(
                viewPools.toArray(new StoragePoolJoinVO[viewPools.size()]));
        assert listPools != null && listPools.size() == 1 : "There should be one storage pool returned";
        return listPools.get(0);
    }

    @Override
    public ClusterResponse createClusterResponse(Cluster cluster, Boolean showCapacities) {
        ClusterResponse clusterResponse = new ClusterResponse();
        clusterResponse.setId(cluster.getUuid());
        clusterResponse.setName(cluster.getName());
        HostPodVO pod = ApiDBUtils.findPodById(cluster.getPodId());
        if (pod != null) {
            clusterResponse.setPodId(pod.getUuid());
            clusterResponse.setPodName(pod.getName());
        }
        DataCenter dc = ApiDBUtils.findZoneById(cluster.getDataCenterId());
        if (dc != null) {
            clusterResponse.setZoneId(dc.getUuid());
            clusterResponse.setZoneName(dc.getName());
        }
        clusterResponse.setHypervisorType(cluster.getHypervisorType().toString());
        clusterResponse.setClusterType(cluster.getClusterType().toString());
        clusterResponse.setAllocationState(cluster.getAllocationState().toString());
        clusterResponse.setManagedState(cluster.getManagedState().toString());
        String cpuOvercommitRatio = ApiDBUtils.findClusterDetails(cluster.getId(),"cpuOvercommitRatio");
        String memoryOvercommitRatio = ApiDBUtils.findClusterDetails(cluster.getId(),"memoryOvercommitRatio");
        clusterResponse.setCpuOvercommitRatio(cpuOvercommitRatio);
        clusterResponse.setMemoryOvercommitRatio(memoryOvercommitRatio);


        if (showCapacities != null && showCapacities) {
            List<SummedCapacity> capacities = ApiDBUtils.getCapacityByClusterPodZone(null, null, cluster.getId());
            Set<CapacityResponse> capacityResponses = new HashSet<CapacityResponse>();

            for (SummedCapacity capacity : capacities) {
                CapacityResponse capacityResponse = new CapacityResponse();
                capacityResponse.setCapacityType(capacity.getCapacityType());
                capacityResponse.setCapacityUsed(capacity.getUsedCapacity());

                if (capacity.getCapacityType() == Capacity.CAPACITY_TYPE_STORAGE_ALLOCATED) {
                    List<SummedCapacity> c = ApiDBUtils.findNonSharedStorageForClusterPodZone(null, null, cluster.getId());
                    capacityResponse.setCapacityTotal(capacity.getTotalCapacity() - c.get(0).getTotalCapacity());
                    capacityResponse.setCapacityUsed(capacity.getUsedCapacity() - c.get(0).getUsedCapacity());
                } else {
                    capacityResponse.setCapacityTotal(capacity.getTotalCapacity());
                }
                if (capacityResponse.getCapacityTotal() != 0) {
                    capacityResponse.setPercentUsed(s_percentFormat.format((float) capacityResponse.getCapacityUsed()
                            / (float) capacityResponse.getCapacityTotal() * 100f));
                } else {
                    capacityResponse.setPercentUsed(s_percentFormat.format(0L));
                }
                capacityResponses.add(capacityResponse);
            }
            // Do it for stats as well.
            capacityResponses.addAll(getStatsCapacityresponse(null, cluster.getId(), pod.getId(), pod.getDataCenterId()));
            clusterResponse.setCapacitites(new ArrayList<CapacityResponse>(capacityResponses));
        }
        clusterResponse.setObjectName("cluster");
        return clusterResponse;
    }

    @Override
    public FirewallRuleResponse createPortForwardingRuleResponse(PortForwardingRule fwRule) {
        FirewallRuleResponse response = new FirewallRuleResponse();
        response.setId(fwRule.getUuid());
        response.setPrivateStartPort(Integer.toString(fwRule.getDestinationPortStart()));
        response.setPrivateEndPort(Integer.toString(fwRule.getDestinationPortEnd()));
        response.setProtocol(fwRule.getProtocol());
        response.setPublicStartPort(Integer.toString(fwRule.getSourcePortStart()));
        response.setPublicEndPort(Integer.toString(fwRule.getSourcePortEnd()));
        List<String> cidrs = ApiDBUtils.findFirewallSourceCidrs(fwRule.getId());
        response.setCidrList(StringUtils.join(cidrs, ","));

        IpAddress ip = ApiDBUtils.findIpAddressById(fwRule.getSourceIpAddressId());
        response.setPublicIpAddressId(ip.getUuid());
        response.setPublicIpAddress(ip.getAddress().addr());

        if (ip != null && fwRule.getDestinationIpAddress() != null) {
            response.setDestNatVmIp(fwRule.getDestinationIpAddress().toString());
            UserVm vm = ApiDBUtils.findUserVmById(fwRule.getVirtualMachineId());