org.springframework.data.redis.connection.DefaultTuple.java Source code

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Here is the source code for org.springframework.data.redis.connection.DefaultTuple.java

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/*
 * Copyright 2011-2019 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
 *
 *      https://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.springframework.data.redis.connection;

import java.util.Arrays;

import org.springframework.data.redis.connection.RedisZSetCommands.Tuple;

/**
 * Default implementation for {@link Tuple} interface.
 *
 * @author Costin Leau
 * @author Christoph Strobl
 */
public class DefaultTuple implements Tuple {

    private final Double score;
    private final byte[] value;

    /**
     * Constructs a new <code>DefaultTuple</code> instance.
     *
     * @param value
     * @param score
     */
    public DefaultTuple(byte[] value, Double score) {

        this.score = score;
        this.value = value;
    }

    /*
     * (non-Javadoc)
     * @see org.springframework.data.redis.connection.RedisZSetCommands.Tuple#getScore()
     */
    public Double getScore() {
        return score;
    }

    /*
     * (non-Javadoc)
     * @see org.springframework.data.redis.connection.RedisZSetCommands.Tuple#getValue()
     */
    public byte[] getValue() {
        return value;
    }

    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (!(obj instanceof DefaultTuple))
            return false;
        DefaultTuple other = (DefaultTuple) obj;
        if (score == null) {
            if (other.score != null)
                return false;
        } else if (!score.equals(other.score))
            return false;
        if (!Arrays.equals(value, other.value))
            return false;
        return true;
    }

    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((score == null) ? 0 : score.hashCode());
        result = prime * result + Arrays.hashCode(value);
        return result;
    }

    public int compareTo(Double o) {
        Double d = (score == null ? Double.valueOf(0.0d) : score);
        Double a = (o == null ? Double.valueOf(0.0d) : o);
        return d.compareTo(a);
    }
}