| package org.onosproject.store.consistent.impl; |
| |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Preconditions.checkState; |
| |
| import org.onosproject.store.service.AsyncConsistentMap; |
| import org.onosproject.store.service.ConsistentMap; |
| import org.onosproject.store.service.ConsistentMapBuilder; |
| import org.onosproject.store.service.Serializer; |
| |
| /** |
| * Default Consistent Map builder. |
| * |
| * @param <K> type for map key |
| * @param <V> type for map value |
| */ |
| public class DefaultConsistentMapBuilder<K, V> implements ConsistentMapBuilder<K, V> { |
| |
| private Serializer serializer; |
| private String name; |
| private boolean partitionsEnabled = true; |
| private final Database partitionedDatabase; |
| private final Database inMemoryDatabase; |
| |
| public DefaultConsistentMapBuilder(Database inMemoryDatabase, Database partitionedDatabase) { |
| this.inMemoryDatabase = inMemoryDatabase; |
| this.partitionedDatabase = partitionedDatabase; |
| } |
| |
| @Override |
| public ConsistentMapBuilder<K, V> withName(String name) { |
| checkArgument(name != null && !name.isEmpty()); |
| this.name = name; |
| return this; |
| } |
| |
| @Override |
| public ConsistentMapBuilder<K, V> withSerializer(Serializer serializer) { |
| checkArgument(serializer != null); |
| this.serializer = serializer; |
| return this; |
| } |
| |
| @Override |
| public ConsistentMapBuilder<K, V> withPartitionsDisabled() { |
| partitionsEnabled = false; |
| return this; |
| } |
| |
| private boolean validInputs() { |
| return name != null && serializer != null; |
| } |
| |
| @Override |
| public ConsistentMap<K, V> build() { |
| checkState(validInputs()); |
| return new DefaultConsistentMap<>( |
| name, |
| partitionsEnabled ? partitionedDatabase : inMemoryDatabase, |
| serializer); |
| } |
| |
| @Override |
| public AsyncConsistentMap<K, V> buildAsyncMap() { |
| checkState(validInputs()); |
| return new DefaultAsyncConsistentMap<>( |
| name, |
| partitionsEnabled ? partitionedDatabase : inMemoryDatabase, |
| serializer); |
| } |
| } |