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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
/**
* 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.redisnode;
import org.redisson.api.RFuture;
import org.redisson.api.redisnode.RedisSentinel;
import org.redisson.api.redisnode.RedisSentinelAsync;
import org.redisson.client.RedisClient;
import org.redisson.client.RedisConnection;
import org.redisson.client.codec.Codec;
import org.redisson.client.codec.LongCodec;
import org.redisson.client.codec.StringCodec;
import org.redisson.client.protocol.RedisCommand;
import org.redisson.client.protocol.RedisCommands;
import org.redisson.client.protocol.Time;
import org.redisson.command.CommandAsyncExecutor;
import org.redisson.misc.CompletableFutureWrapper;
import org.redisson.misc.RedisURI;
import java.net.InetSocketAddress;
import java.time.Instant;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.CompletionException;
import java.util.concurrent.CompletionStage;
import java.util.concurrent.TimeUnit;
/**
*
* @author Nikita Koksharov
*
*/
public class SentinelRedisNode implements RedisSentinel, RedisSentinelAsync {
private final RedisClient client;
private final CommandAsyncExecutor commandAsyncService;
public SentinelRedisNode(RedisClient client, CommandAsyncExecutor commandAsyncService) {
super();
this.client = client;
this.commandAsyncService = commandAsyncService;
}
public RedisClient getClient() {
return client;
}
@Override
public InetSocketAddress getAddr() {
return client.getAddr();
}
@Override
public Map getMemoryStatistics() {
return getMemoryStatisticsAsync().toCompletableFuture().join();
}
@Override
public RFuture> getMemoryStatisticsAsync() {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.MEMORY_STATS);
}
@Override
public RFuture pingAsync() {
return pingAsync(1, TimeUnit.SECONDS);
}
@Override
public RFuture pingAsync(long timeout, TimeUnit timeUnit) {
return executeAsync(false, null, timeUnit.toMillis(timeout), RedisCommands.PING_BOOL);
}
@Override
public boolean ping() {
return pingAsync().toCompletableFuture().join();
}
@Override
public boolean ping(long timeout, TimeUnit timeUnit) {
return pingAsync(timeout, timeUnit).toCompletableFuture().join();
}
@Override
@SuppressWarnings("AvoidInlineConditionals")
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((client == null) ? 0 : client.getAddr().hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
SentinelRedisNode other = (SentinelRedisNode) obj;
if (client == null) {
if (other.client != null)
return false;
} else if (!client.getAddr().equals(other.client.getAddr()))
return false;
return true;
}
private RFuture executeAsync(T defaultValue, Codec codec, long timeout, RedisCommand command, Object... params) {
CompletableFuture connectionFuture = client.connectAsync().toCompletableFuture();
CompletableFuture f = connectionFuture.thenCompose(connection -> {
return connection.async(timeout, codec, command, params);
}).handle((r, e) -> {
if (connectionFuture.isDone() && !connectionFuture.isCompletedExceptionally()) {
connectionFuture.getNow(null).closeAsync();
}
if (e != null) {
if (defaultValue != null) {
return defaultValue;
}
throw new CompletionException(e);
}
return r;
});
return new CompletableFutureWrapper((CompletionStage) f);
}
@Override
public RFuture timeAsync() {
return executeAsync(null, LongCodec.INSTANCE, -1, RedisCommands.TIME);
}
@Override
public Time time() {
return timeAsync().toCompletableFuture().join();
}
@Override
public String toString() {
return this.getClass().toString() + " [client=" + client + "]";
}
@Override
public Map info(InfoSection section) {
return infoAsync(section).toCompletableFuture().join();
}
@Override
public RFuture> infoAsync(InfoSection section) {
if (section == InfoSection.ALL) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_ALL);
} else if (section == InfoSection.DEFAULT) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_DEFAULT);
} else if (section == InfoSection.SERVER) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_SERVER);
} else if (section == InfoSection.CLIENTS) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_CLIENTS);
} else if (section == InfoSection.MEMORY) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_MEMORY);
} else if (section == InfoSection.PERSISTENCE) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_PERSISTENCE);
} else if (section == InfoSection.STATS) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_STATS);
} else if (section == InfoSection.REPLICATION) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_REPLICATION);
} else if (section == InfoSection.CPU) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_CPU);
} else if (section == InfoSection.COMMANDSTATS) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_COMMANDSTATS);
} else if (section == InfoSection.CLUSTER) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_CLUSTER);
} else if (section == InfoSection.KEYSPACE) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.INFO_KEYSPACE);
}
throw new IllegalStateException();
}
@Override
public RedisURI getMasterAddr(String masterName) {
return commandAsyncService.get(getMasterAddrAsync(masterName));
}
@Override
public List> getSentinels(String masterName) {
return commandAsyncService.get(getSentinelsAsync(masterName));
}
@Override
public List> getMasters() {
return commandAsyncService.get(getMastersAsync());
}
@Override
public List> getSlaves(String masterName) {
return commandAsyncService.get(getSlavesAsync(masterName));
}
@Override
public Map getMaster(String masterName) {
return commandAsyncService.get(getMasterAsync(masterName));
}
@Override
public void failover(String masterName) {
commandAsyncService.get(failoverAsync(masterName));
}
@Override
public RFuture getMasterAddrAsync(String masterName) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.SENTINEL_GET_MASTER_ADDR_BY_NAME, masterName);
}
@Override
public RFuture>> getSentinelsAsync(String masterName) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.SENTINEL_SENTINELS, masterName);
}
@Override
public RFuture>> getMastersAsync() {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.SENTINEL_MASTERS);
}
@Override
public RFuture>> getSlavesAsync(String masterName) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.SENTINEL_SLAVES, masterName);
}
@Override
public RFuture> getMasterAsync(String masterName) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.SENTINEL_MASTER, masterName);
}
@Override
public RFuture failoverAsync(String masterName) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.SENTINEL_FAILOVER, masterName);
}
@Override
public Map getConfig(String parameter) {
return getConfigAsync(parameter).toCompletableFuture().join();
}
@Override
public void setConfig(String parameter, String value) {
setConfigAsync(parameter, value).toCompletableFuture().join();
}
@Override
public RFuture> getConfigAsync(String parameter) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.CONFIG_GET_MAP, parameter);
}
@Override
public RFuture setConfigAsync(String parameter, String value) {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.CONFIG_SET, parameter, value);
}
@Override
public void bgSave() {
commandAsyncService.get(bgSaveAsync());
}
@Override
public void scheduleBgSave() {
commandAsyncService.get(scheduleBgSaveAsync());
}
@Override
public void save() {
commandAsyncService.get(saveAsync());
}
@Override
public Instant getLastSaveTime() {
return commandAsyncService.get(getLastSaveTimeAsync());
}
@Override
public RFuture bgSaveAsync() {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.BGSAVE);
}
@Override
public RFuture scheduleBgSaveAsync() {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.BGSAVE, "SCHEDULE");
}
@Override
public RFuture saveAsync() {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.SAVE);
}
@Override
public RFuture getLastSaveTimeAsync() {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.LASTSAVE_INSTANT);
}
@Override
public void bgRewriteAOF() {
commandAsyncService.get(bgRewriteAOFAsync());
}
@Override
public RFuture bgRewriteAOFAsync() {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.BGREWRITEAOF);
}
@Override
public long size() {
return commandAsyncService.get(sizeAsync());
}
@Override
public RFuture sizeAsync() {
return executeAsync(null, StringCodec.INSTANCE, -1, RedisCommands.DBSIZE);
}
}