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    • org.redisson.client.protocol.CommandData Maven / Gradle / Ivy

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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

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    /**
 * 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.client.protocol;

import org.redisson.client.codec.Codec;
import org.redisson.client.protocol.decoder.MultiDecoder;
import org.redisson.misc.LogHelper;

import java.util.Collections;
import java.util.List;
import java.util.concurrent.CancellationException;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.CompletionException;

/**
 * 
 * @author Nikita Koksharov
 *
 * @param  input type
 * @param  output type
 */
public class CommandData implements QueueCommand {

    final CompletableFuture promise;
    RedisCommand command;
    final Object[] params;
    final Codec codec;
    final MultiDecoder messageDecoder;

    public CommandData(CompletableFuture promise, Codec codec, RedisCommand command, Object[] params) {
        this(promise, null, codec, command, params);
    }

    public CommandData(CompletableFuture promise, MultiDecoder messageDecoder, Codec codec, RedisCommand command, Object[] params) {
        this.promise = promise;
        this.command = command;
        this.params = params;
        this.codec = codec;
        this.messageDecoder = messageDecoder;
    }

    public RedisCommand getCommand() {
        return command;
    }

    public Object[] getParams() {
        return params;
    }

    public MultiDecoder getMessageDecoder() {
        return messageDecoder;
    }

    public CompletableFuture getPromise() {
        return promise;
    }
    
    public Throwable cause() {
        try {
            promise.getNow(null);
            return null;
        } catch (CompletionException e) {
            return e.getCause();
        } catch (CancellationException e) {
            return e;
        }
    }

    public boolean isSuccess() {
        return promise.isDone() && !promise.isCompletedExceptionally();
    }

    public boolean tryFailure(Throwable cause) {
        return promise.completeExceptionally(cause);
    }

    public Codec getCodec() {
        return codec;
    }

    @Override
    public String toString() {
        return "CommandData [command=" + LogHelper.toString(this) + ", codec=" + codec + "]";
    }

    @Override
    public List> getPubSubOperations() {
        if (RedisCommands.PUBSUB_COMMANDS.contains(getCommand().getName())) {
            return Collections.singletonList((CommandData) this);
        }
        return Collections.emptyList();
    }
    
    public boolean isBlockingCommand() {
        return command.isBlockingCommand();
    }

    @Override
    public boolean isExecuted() {
        return promise.isDone();
    }

}
    
    
    
    

    




    
    
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