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Spring Data module for Redis
/*
* Copyright 2011-2024 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.util;
import java.nio.ByteBuffer;
import java.util.Arrays;
import org.springframework.data.redis.util.ByteUtils;
import org.springframework.lang.Nullable;
/**
* Simple wrapper class used for wrapping arrays so they can be used as keys inside maps.
*
* @author Costin Leau
*/
public class ByteArrayWrapper implements Comparable {
private final byte[] array;
private final int hashCode;
public ByteArrayWrapper(ByteBuffer buffer) {
this(ByteUtils.getBytes(buffer.asReadOnlyBuffer()));
}
public ByteArrayWrapper(byte[] array) {
this.array = array;
this.hashCode = Arrays.hashCode(array);
}
public boolean equals(@Nullable Object obj) {
if (obj instanceof ByteArrayWrapper other) {
return Arrays.equals(array, other.array);
}
return false;
}
public int hashCode() {
return hashCode;
}
/**
* Returns the array.
*
* @return Returns the array
*/
public byte[] getArray() {
return array;
}
@Override
public String toString() {
return new String(array);
}
@Override
public int compareTo(ByteArrayWrapper o) {
return Arrays.compare(this.array, o.array);
}
}