opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/utils/MockConfiguration.java

   1 /*
   2  * Copyright (c) 2014 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.controller.cluster.datastore.utils;
  10
  11 import com.google.common.collect.ImmutableMap;
  12 import java.util.ArrayList;
  13 import java.util.Arrays;
  14 import java.util.Collection;
  15 import java.util.Collections;
  16 import java.util.HashMap;
  17 import java.util.HashSet;
  18 import java.util.List;
  19 import java.util.Map;
  20 import java.util.Set;
  21 import org.opendaylight.controller.cluster.datastore.config.Configuration;
  22 import org.opendaylight.controller.cluster.datastore.config.ModuleShardConfiguration;
  23 import org.opendaylight.controller.cluster.datastore.shardstrategy.ShardStrategy;
  24
  25 public class MockConfiguration implements Configuration{
  26     private Map<String, List<String>> shardMembers = ImmutableMap.<String, List<String>>builder().
  27             put("default", Arrays.asList("member-1", "member-2")).
  28             /*put("astronauts", Arrays.asList("member-2", "member-3")).*/build();
  29
  30     public MockConfiguration() {
  31     }
  32
  33     public MockConfiguration(Map<String, List<String>> shardMembers) {
  34         this.shardMembers = shardMembers;
  35     }
  36
  37     @Override
  38     public Collection<String> getMemberShardNames(final String memberName) {
  39         ArrayList<String> shardNames = new ArrayList<String>();
  40         for(Map.Entry<String, List<String>> shard : shardMembers.entrySet()) {
  41             if (shard.getValue().contains(memberName)) {
  42                 shardNames.add(shard.getKey());
  43             }
  44         }
  45         return shardNames;
  46     }
  47
  48     @Override
  49     public String getModuleNameFromNameSpace(final String nameSpace) {
  50         return null;
  51     }
  52
  53     @Override
  54     public String getShardNameForModule(final String moduleName) {
  55         return null;
  56     }
  57
  58     @Override
  59     public Collection<String> getMembersFromShardName(final String shardName) {
  60         if("default".equals(shardName)) {
  61             return Arrays.asList("member-1", "member-2");
  62         } else if("astronauts".equals(shardName)){
  63             return Arrays.asList("member-2", "member-3");
  64         }
  65
  66         List<String> members = shardMembers.get(shardName);
  67         return members != null ? members : Collections.<String>emptyList();
  68     }
  69
  70     @Override public Set<String> getAllShardNames() {
  71         return Collections.emptySet();
  72     }
  73
  74     @Override
  75     public Collection<String> getUniqueMemberNamesForAllShards() {
  76         Set<String> allNames = new HashSet<>();
  77         for(List<String> l: shardMembers.values()) {
  78             allNames.addAll(l);
  79         }
  80
  81         return allNames;
  82     }
  83
  84     @Override
  85     public ShardStrategy getStrategyForModule(String moduleName) {
  86         return null;
  87     }
  88
  89     @Override
  90     public void addModuleShardConfiguration(ModuleShardConfiguration config) {
  91     }
  92
  93     @Override
  94     public boolean isShardConfigured(String shardName) {
  95         return (shardMembers.containsKey(shardName));
  96     }
  97
  98     @Override
  99     public void addMemberReplicaForShard (String shardName, String newMemberName) {
 100         Map<String, List<String>> newShardMembers = new HashMap<>(shardMembers);
 101         for(Map.Entry<String, List<String>> shard : newShardMembers.entrySet()) {
 102             if (shard.getKey().equals(shardName)) {
 103                 List<String> replicas = new ArrayList<>(shard.getValue());
 104                 replicas.add(newMemberName);
 105                 shard.setValue(replicas);
 106                 shardMembers = ImmutableMap.<String, List<String>>builder().putAll(newShardMembers).build();
 107             }
 108         }
 109     }
 110
 111     @Override
 112     public void removeMemberReplicaForShard (String shardName, String newMemberName) {
 113         Map<String, List<String>> newShardMembers = new HashMap<>(shardMembers);
 114         for(Map.Entry<String, List<String>> shard : newShardMembers.entrySet()) {
 115             if (shard.getKey().equals(shardName)) {
 116                 List<String> replicas = new ArrayList<>(shard.getValue());
 117                 replicas.remove(newMemberName);
 118                 shard.setValue(replicas);
 119                 shardMembers = ImmutableMap.<String, List<String>>builder().putAll(newShardMembers).build();
 120             }
 121         }
 122     }
 123 }