core/store/primitives/src/main/java/org/onosproject/store/primitives/impl/DefaultLeaderElectorBuilder.java

/*
 * Copyright 2016-present Open Networking Foundation
 *
 * Licensed 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 org.onosproject.store.primitives.impl;

import org.onosproject.store.primitives.DistributedPrimitiveCreator;
import org.onosproject.store.service.AsyncLeaderElector;
import org.onosproject.store.service.LeaderElectorBuilder;

import java.util.concurrent.TimeUnit;

/**
 * Default implementation of {@code LeaderElectorBuilder}.
 */
public class DefaultLeaderElectorBuilder extends LeaderElectorBuilder {

    private final DistributedPrimitiveCreator primitiveCreator;

    public DefaultLeaderElectorBuilder(DistributedPrimitiveCreator primitiveCreator) {
        this.primitiveCreator = primitiveCreator;
    }

    @Override
    public AsyncLeaderElector build() {
        AsyncLeaderElector leaderElector = primitiveCreator.newAsyncLeaderElector(name(), electionTimeoutMillis(),
                                                                                  TimeUnit.MILLISECONDS);
        if (relaxedReadConsistency()) {
            leaderElector = new CachingAsyncLeaderElector(leaderElector);
        }
        return leaderElector;
    }
}