spring-data-redis DefaultTypedTuple 源码
spring-data-redis DefaultTypedTuple 代码
文件路径：/src/main/java/org/springframework/data/redis/core/DefaultTypedTuple.java
/*
* Copyright 2011-2022 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.core;
import java.util.Arrays;
import org.springframework.data.redis.core.ZSetOperations.TypedTuple;
import org.springframework.lang.Nullable;
/**
* Default implementation of TypedTuple.
*
* @author Costin Leau
*/
public class DefaultTypedTuple<V> implements TypedTuple<V> {
private final @Nullable Double score;
private final @Nullable V value;
/**
* Constructs a new <code>DefaultTypedTuple</code> instance.
*
* @param value can be {@literal null}.
* @param score can be {@literal null}.
*/
public DefaultTypedTuple(@Nullable V value, @Nullable Double score) {
this.score = score;
this.value = value;
}
@Nullable
public Double getScore() {
return score;
}
@Nullable
public V getValue() {
return value;
}
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((score == null) ? 0 : score.hashCode());
result = prime * result + ((value == null) ? 0 : value.hashCode());
return result;
}
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (!(obj instanceof DefaultTypedTuple))
return false;
DefaultTypedTuple<?> other = (DefaultTypedTuple<?>) obj;
if (score == null) {
if (other.score != null)
return false;
} else if (!score.equals(other.score))
return false;
if (value == null) {
if (other.value != null)
return false;
} else if (value instanceof byte[]) {
if (!(other.value instanceof byte[])) {
return false;
}
return Arrays.equals((byte[]) value, (byte[]) other.value);
} else if (!value.equals(other.value))
return false;
return true;
}
public int compareTo(Double o) {
double thisScore = (score == null ? 0.0 : score);
double otherScore = (o == null ? 0.0 : o);
return Double.compare(thisScore, otherScore);
}
@Override
public int compareTo(TypedTuple<V> o) {
if (o == null) {
return compareTo(Double.valueOf(0));
}
return compareTo(o.getScore());
}
@Override
public String toString() {
StringBuffer sb = new StringBuffer();
sb.append(getClass().getSimpleName());
sb.append(" [score=").append(score);
sb.append(", value=").append(value);
sb.append(']');
return sb.toString();
}
}
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