com.hazelcast.client.util.RandomLB Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2016, Hazelcast, Inc. All Rights Reserved.
*
* 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 com.hazelcast.client.util;
import com.hazelcast.core.Member;
import java.util.Random;
/**
* A {@link com.hazelcast.client.LoadBalancer} that selects a random member to route to.
*/
public class RandomLB extends AbstractLoadBalancer {
private final Random random = new Random();
@Override
public Member next() {
Member[] members = getMembers();
if (members == null || members.length == 0) {
return null;
}
int index = random.nextInt(members.length);
return members[index];
}
}