Java Byte Array Equal bytesEqual(byte[] a, int aOff, byte[] b, int bOff, int len)

Description

Compares fragments of byte arrays.

License

Open Source License

Parameter

Parameter	Description
a	First array.
aOff	First array offset.
b	Second array.
bOff	Second array offset.
len	Length of fragments.

Return

true if fragments are equal, false otherwise.

Declaration

public static boolean bytesEqual(byte[] a, int aOff, byte[] b, int bOff, int len) 

Method Source Code

//package com.java2s;
/* //from  ww  w  .j  a  v  a 2 s  .co  m
 Copyright (C) GridGain Systems. All Rights Reserved.
     
 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.
 */

public class Main {
    /**
     * Compares fragments of byte arrays.
     *
     * @param a First array.
     * @param aOff First array offset.
     * @param b Second array.
     * @param bOff Second array offset.
     * @param len Length of fragments.
     * @return {@code true} if fragments are equal, {@code false} otherwise.
     */
    public static boolean bytesEqual(byte[] a, int aOff, byte[] b, int bOff, int len) {
        if (aOff + len > a.length || bOff + len > b.length)
            return false;
        else {
            for (int i = 0; i < len; i++)
                if (a[aOff + i] != b[bOff + i])
                    return false;

            return true;
        }
    }
}

Related

1. byteArrayEquals(final byte[] lhs, final byte[] rhs)
2. byteArraysEqual(byte[] b1, byte[] b2)
3. bytesEqual(byte[] a, byte[] b)
4. bytesEqual(byte[] a, byte[] b, int len)
5. bytesEqual(byte[] a, int aFrom, int aLen, byte[] b, int bFrom, int bLen)
6. bytesEqual(byte[] a1, byte[] a2)
7. bytesEqual(byte[] a1, byte[] a2)
8. bytesEqual(byte[] buf1, byte[] buf2, int off, int len)
9. bytesEqual(final byte[] a, final byte[] b)