org.redisson.api.HostPortNatMapper Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of redisson-all Show documentation

Easy Redis Java client and Real-Time Data Platform. Valkey compatible. Sync/Async/RxJava3/Reactive API. Client side caching. Over 50 Redis based Java objects and services: JCache API, Apache Tomcat, Hibernate, Spring, Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Scheduler, RPC

There is a newer version: 3.40.2

Show newest version

/**
 * Copyright (c) 2013-2024 Nikita Koksharov
 *
 * 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.redisson.api;

import org.redisson.misc.RedisURI;

import java.util.Map;

/**
 * Maps host and port of RedisURI object using map defined in hostsMap setting.
 *
 * @author Nikita Koksharov
 *
 */
public class HostPortNatMapper implements NatMapper {

    private Map hostsPortMap;

    @Override
    public RedisURI map(RedisURI uri) {
        String hostPort = hostsPortMap.get(uri.getHost() + ":" + uri.getPort());
        if (hostPort == null) {
            return uri;
        }

        int lastColonIdx = hostPort.lastIndexOf(":");
        String host = hostPort.substring(0, lastColonIdx);
        String port = hostPort.substring(lastColonIdx + 1);
        return new RedisURI(uri.getScheme(), host, Integer.valueOf(port));
    }

    /**
     * Defines host and port mapping. Host and port as key mapped to host and port as value.
     * Allowed value format: "127.0.0.1:6379"
     *
     * @param hostsPortMap - host and port map
     */
    public void setHostsPortMap(Map hostsPortMap) {
        this.hostsPortMap = hostsPortMap;
    }

}