equals compare two byte array - Java java.lang

Java examples for java.lang:byte Array Compare

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Description

equals compare two byte array

Demo Code

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 *  Copyright Beijing 58 Information Technology Co.,Ltd.
 *
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you 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
 *
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//package com.java2s;

public class Main {

    public static boolean equals(byte[] array1, byte[] array2) {
        if (array1 == array2) {
            return true;
        }
        if (array1.length != array2.length) {
            return false;
        }
        for (int i = 0; i < array1.length; i++) {
            if (array1[i] != array2[i]) {
                return false;
            }
        }
        return true;
    }

    public static boolean equals(byte[] array1, int offset, byte[] array2) {
        if (array1 == array2 && offset == 0) {
            return true;
        }
        if (array1.length - offset < array2.length) {
            return false;
        }
        for (int i = 0; i < array2.length; i++) {
            if (array1[i + offset] != array2[i]) {
                return false;
            }
        }
        return true;
    }
}

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