sxp-mapper/src/main/java/org/opendaylight/groupbasedpolicy/sxp/mapper/impl/dao/EpPolicyTemplateValueKeyFactory.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.groupbasedpolicy.sxp.mapper.impl.dao;
  10
  11 import com.google.common.collect.Ordering;
  12 import java.util.Collections;
  13 import java.util.List;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.ConditionName;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.EndpointGroupId;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.common.rev140421.TenantId;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.groupbasedpolicy.sxp.mapper.model.rev160302.sxp.mapper.EndpointPolicyTemplateBySgt;
  18
  19 /**
  20  * Purpose: create cache keys with ordered lists inside
  21  */
  22 public class EpPolicyTemplateValueKeyFactory {
  23     private final Ordering<EndpointGroupId> epgIdOrdering;
  24     private final Ordering<ConditionName> conditionOrdering;
  25
  26     public EpPolicyTemplateValueKeyFactory(final Ordering<EndpointGroupId> epgIdOrdering,
  27                                            final Ordering<ConditionName> conditionOrdering) {
  28         this.epgIdOrdering = epgIdOrdering;
  29         this.conditionOrdering = conditionOrdering;
  30     }
  31
  32     public EndpointPolicyTemplateBySgt sortValueKeyLists(final EndpointPolicyTemplateBySgt template) {
  33         if (template.getEndpointGroups() != null) {
  34             Collections.sort(template.getEndpointGroups(), epgIdOrdering);
  35         }
  36         if (template.getConditions() != null) {
  37             Collections.sort(template.getConditions(), conditionOrdering);
  38         }
  39         return template;
  40     }
  41
  42     public EpPolicyTemplateValueKey createKeyWithDefaultOrdering(final EndpointPolicyTemplateBySgt newSource) {
  43         return new EpPolicyTemplateValueKey(
  44                 newSource.getTenant(), newSource.getEndpointGroups(), newSource.getConditions());
  45     }
  46
  47     public EpPolicyTemplateValueKey sortValueKeyLists(final EpPolicyTemplateValueKey existingKey) {
  48         Collections.sort(existingKey.getEpgId(), epgIdOrdering);
  49         if (existingKey.getConditionName() != null) {
  50             Collections.sort(existingKey.getConditionName(), conditionOrdering);
  51         }
  52         return existingKey;
  53     }
  54
  55     public EpPolicyTemplateValueKey createKey(final TenantId tenant, final List<EndpointGroupId> endpointGroup,
  56                                               final List<ConditionName> condition) {
  57         return sortValueKeyLists(new EpPolicyTemplateValueKey(tenant, endpointGroup, condition));
  58     }
  59 }