Java Integer to Byte Array intToByteArray2(final int integer)

Description

int To Byte Array

License

Apache License

Declaration

public static byte[] intToByteArray2(final int integer) 

Method Source Code

//package com.java2s;
/*//from w ww.  ja v  a2s  . c o m
 *  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
 *
 *  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 {
    public static byte[] intToByteArray2(final int integer) {
        int byteNum = (40 - Integer.numberOfLeadingZeros(integer < 0 ? ~integer : integer)) / 8;
        byte[] byteArray = new byte[4];

        for (int n = 0; n < byteNum; n++)
            byteArray[3 - n] = (byte) (integer >>> (n * 8));
        return new byte[] { byteArray[2], byteArray[3] };
    }
}

Related

1. intToByteArray(int value, byte[] buffer, int offset)
2. intToByteArray(int value, byte[] data, int offset)
3. intToByteArray(int value, byte[] dest)
4. intToByteArray(int value, int nrOfBytes)
5. intToByteArray(int value, int numBytes)
6. intToByteArray4(int i)
7. intToByteArray4(int value)
8. intToByteArrayBE(int data)
9. intToByteArrayLE(int v)