* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
-
package org.opendaylight.controller.cluster.datastore.config;
-import com.google.common.base.Preconditions;
+import static java.util.Objects.requireNonNull;
+
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import java.util.ArrayList;
this.namespaceToModuleName = createNamespaceToModuleName(moduleConfigMap.values());
}
- private static Set<String> createAllShardNames(Iterable<ModuleConfig> moduleConfigs) {
+ private static Set<String> createAllShardNames(final Iterable<ModuleConfig> moduleConfigs) {
final ImmutableSet.Builder<String> builder = ImmutableSet.builder();
for (ModuleConfig moduleConfig : moduleConfigs) {
builder.addAll(moduleConfig.getShardNames());
return builder.build();
}
- private static Map<String, String> createNamespaceToModuleName(Iterable<ModuleConfig> moduleConfigs) {
+ private static Map<String, String> createNamespaceToModuleName(final Iterable<ModuleConfig> moduleConfigs) {
final ImmutableMap.Builder<String, String> builder = ImmutableMap.builder();
for (ModuleConfig moduleConfig : moduleConfigs) {
if (moduleConfig.getNamespace() != null) {
@Override
public Collection<String> getMemberShardNames(final MemberName memberName) {
- Preconditions.checkNotNull(memberName, "memberName should not be null");
+ requireNonNull(memberName, "memberName should not be null");
List<String> shards = new ArrayList<>();
for (ModuleConfig moduleConfig: moduleConfigMap.values()) {
@Override
public String getModuleNameFromNameSpace(final String nameSpace) {
- Preconditions.checkNotNull(nameSpace, "nameSpace should not be null");
-
- return namespaceToModuleName.get(nameSpace);
+ return namespaceToModuleName.get(requireNonNull(nameSpace, "nameSpace should not be null"));
}
@Override
- public ShardStrategy getStrategyForModule(String moduleName) {
- Preconditions.checkNotNull(moduleName, "moduleName should not be null");
-
- ModuleConfig moduleConfig = moduleConfigMap.get(moduleName);
+ public ShardStrategy getStrategyForModule(final String moduleName) {
+ ModuleConfig moduleConfig = getModuleConfig(moduleName);
return moduleConfig != null ? moduleConfig.getShardStrategy() : null;
}
@Override
public String getShardNameForModule(final String moduleName) {
- Preconditions.checkNotNull(moduleName, "moduleName should not be null");
+ ModuleConfig moduleConfig = getModuleConfig(moduleName);
+ if (moduleConfig != null) {
+ Collection<ShardConfig> shardConfigs = moduleConfig.getShardConfigs();
+ if (!shardConfigs.isEmpty()) {
+ return shardConfigs.iterator().next().getName();
+ }
+ }
+ return null;
+ }
- ModuleConfig moduleConfig = moduleConfigMap.get(moduleName);
- Collection<ShardConfig> shardConfigs = moduleConfig != null ? moduleConfig.getShardConfigs() :
- Collections.<ShardConfig>emptySet();
- return !shardConfigs.isEmpty() ? shardConfigs.iterator().next().getName() : null;
+ private ModuleConfig getModuleConfig(final String moduleName) {
+ return moduleConfigMap.get(requireNonNull(moduleName, "moduleName should not be null"));
}
@Override
public Collection<MemberName> getMembersFromShardName(final String shardName) {
- Preconditions.checkNotNull(shardName, "shardName should not be null");
+ checkNotNullShardName(shardName);
for (ModuleConfig moduleConfig: moduleConfigMap.values()) {
ShardConfig shardConfig = moduleConfig.getShardConfig(shardName);
return Collections.emptyList();
}
+ private static void checkNotNullShardName(final String shardName) {
+ requireNonNull(shardName, "shardName should not be null");
+ }
+
@Override
public Set<String> getAllShardNames() {
return allShardNames;
}
@Override
- public synchronized void addModuleShardConfiguration(ModuleShardConfiguration config) {
- Preconditions.checkNotNull(config, "ModuleShardConfiguration should not be null");
+ public synchronized void addModuleShardConfiguration(final ModuleShardConfiguration config) {
+ requireNonNull(config, "ModuleShardConfiguration should not be null");
ModuleConfig moduleConfig = ModuleConfig.builder(config.getModuleName())
- .nameSpace(config.getNamespace().toASCIIString())
+ .nameSpace(config.getNamespace().toString())
.shardStrategy(createShardStrategy(config.getModuleName(), config.getShardStrategyName()))
.shardConfig(config.getShardName(), config.getShardMemberNames()).build();
allShardNames = ImmutableSet.<String>builder().addAll(allShardNames).add(config.getShardName()).build();
}
- private ShardStrategy createShardStrategy(String moduleName, String shardStrategyName) {
+ private ShardStrategy createShardStrategy(final String moduleName, final String shardStrategyName) {
return ShardStrategyFactory.newShardStrategyInstance(moduleName, shardStrategyName, this);
}
@Override
- public boolean isShardConfigured(String shardName) {
- Preconditions.checkNotNull(shardName, "shardName should not be null");
+ public boolean isShardConfigured(final String shardName) {
+ checkNotNullShardName(shardName);
return allShardNames.contains(shardName);
}
@Override
- public void addMemberReplicaForShard(String shardName, MemberName newMemberName) {
- Preconditions.checkNotNull(shardName, "shardName should not be null");
- Preconditions.checkNotNull(newMemberName, "MemberName should not be null");
+ public void addMemberReplicaForShard(final String shardName, final MemberName newMemberName) {
+ checkNotNullShardName(shardName);
+ requireNonNull(newMemberName, "MemberName should not be null");
for (ModuleConfig moduleConfig: moduleConfigMap.values()) {
ShardConfig shardConfig = moduleConfig.getShardConfig(shardName);
}
@Override
- public void removeMemberReplicaForShard(String shardName, MemberName newMemberName) {
- Preconditions.checkNotNull(shardName, "shardName should not be null");
- Preconditions.checkNotNull(newMemberName, "MemberName should not be null");
+ public void removeMemberReplicaForShard(final String shardName, final MemberName newMemberName) {
+ checkNotNullShardName(shardName);
+ requireNonNull(newMemberName, "MemberName should not be null");
for (ModuleConfig moduleConfig: moduleConfigMap.values()) {
ShardConfig shardConfig = moduleConfig.getShardConfig(shardName);
}
}
- private void updateModuleConfigMap(ModuleConfig moduleConfig) {
- Map<String, ModuleConfig> newModuleConfigMap = new HashMap<>(moduleConfigMap);
+ private void updateModuleConfigMap(final ModuleConfig moduleConfig) {
+ final Map<String, ModuleConfig> newModuleConfigMap = new HashMap<>(moduleConfigMap);
newModuleConfigMap.put(moduleConfig.getName(), moduleConfig);
moduleConfigMap = ImmutableMap.copyOf(newModuleConfigMap);
}