com.lambdaworks.redis.models.role.RedisSentinelInstance Maven / Gradle / Ivy

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Advanced and thread-safe Java Redis client for synchronous, asynchronous, and reactive usage. Supports Cluster, Sentinel, Pipelining, Auto-Reconnect, Codecs and much more.

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/*
 * Copyright 2011-2016 the original author or authors.
 *
 * 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.lambdaworks.redis.models.role;

import java.io.Serializable;
import java.util.Collections;
import java.util.List;

import com.lambdaworks.redis.internal.LettuceAssert;

/**
 * Redis sentinel instance.
 * 
 * @author Mark Paluch
 * @since 3.0
 */
@SuppressWarnings("serial")
public class RedisSentinelInstance implements RedisInstance, Serializable {
    private List monitoredMasters = Collections.emptyList();

    public RedisSentinelInstance() {
    }

    /**
     * Constructs a {@link RedisSentinelInstance}
     * 
     * @param monitoredMasters list of monitored masters, must not be {@literal null} but may be empty
     */
    public RedisSentinelInstance(List monitoredMasters) {
        LettuceAssert.notNull(monitoredMasters, "List of monitoredMasters must not be null");
        this.monitoredMasters = monitoredMasters;
    }

    /**
     *
     * @return always {@link com.lambdaworks.redis.models.role.RedisInstance.Role#SENTINEL}
     */
    @Override
    public Role getRole() {
        return Role.SENTINEL;
    }

    /**
     *
     * @return List of monitored master names.
     */
    public List getMonitoredMasters() {
        return monitoredMasters;
    }

    public void setMonitoredMasters(List monitoredMasters) {
        LettuceAssert.notNull(monitoredMasters, "List of monitoredMasters must not be null");
        this.monitoredMasters = monitoredMasters;
    }

    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder();
        sb.append(getClass().getSimpleName());
        sb.append(" [monitoredMasters=").append(monitoredMasters);
        sb.append(']');
        return sb.toString();
    }
}