com.lambdaworks.redis.output.ValueValueListOutput 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.output;

import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.List;

import com.lambdaworks.redis.Value;
import com.lambdaworks.redis.codec.RedisCodec;
import com.lambdaworks.redis.internal.LettuceAssert;

/**
 * {@link List} of {@link Value} wrapped values output.
 *
 * @param  Key type.
 * @param  Value type.
 *
 * @author Mark Paluch
 */
public class ValueValueListOutput extends CommandOutput>> implements StreamingOutput> {

    private Subscriber> subscriber;

    public ValueValueListOutput(RedisCodec codec) {
        super(codec, new ArrayList<>());
        setSubscriber(ListSubscriber.of(output));
    }

    @Override
    public void set(ByteBuffer bytes) {
        subscriber.onNext(Value.fromNullable(bytes == null ? null : codec.decodeValue(bytes)));
    }

    @Override
    public void set(long integer) {
        subscriber.onNext(Value.fromNullable((V) Long.valueOf(integer)));
    }

    @Override
    public void setSubscriber(Subscriber> subscriber) {
        LettuceAssert.notNull(subscriber, "Subscriber must not be null");
        this.subscriber = subscriber;
    }

    @Override
    public Subscriber> getSubscriber() {
        return subscriber;
    }
}