byte-to-int transfer in Java

• Package com.yl.common.utils;

• /**

• * Byte Conversion Tool

• *

• * @author HUANGZP

• * @date 2015-6-09

• */

• Public

Class Byteutil {

• /**

• * Convert ISource to byte array of length Iarraylen, lower byte array is the low byte bit of integer type

• * @param iSource

• * @param Iarraylen

• * @return

• */

• Public

Static byte[] Tobytearray (int iSource, int iarraylen) {

• Byte

[] Blocalarr = new Byte[iarraylen];

• For

(int i = 0; (I < 4) && (I < iarraylen); i++) {

• Blocalarr[i] = (byte

) (ISource >> 8 * I & 0xFF);

• }
• Return

Blocalarr;

• }
• /**

• * Converts a byte array Brefarr to an integer, and the lower byte array is the low byte bit of the integer type

• * @param Brefarr

• * @return

• */

• Public

static int ToInt (byte[] brefarr) {

• Int

Ioutcome = 0;

• Byte

Bloop;

• For

(int i = 0; i < 4; i++) {

• Bloop = Brefarr[i];
• Ioutcome + = (Bloop & 0xFF

) << (8 * i);

• }
• Return

Ioutcome;

• }
• }
• Package

Com.yl.common.utils;

• /**

• * Byte Conversion Tool

• *

• * @author HUANGZP

• * @date 2015-6-09

• */

• Public

Class Byteutil {

• /**

• * Convert ISource to byte array of length Iarraylen, lower byte array is the low byte bit of integer type

• * @param iSource

• * @param Iarraylen

• * @return

• */

• Public

Static byte[] Tobytearray (int iSource, int iarraylen) {

• Byte

[] Blocalarr = new Byte[iarraylen];

• For

(int i = 0; (I < 4) && (I < iarraylen); i++) {

• Blocalarr[i] = (byte

) (ISource >> 8 * I & 0xFF);

• }
• Return

Blocalarr;

• }
• /**

• * Converts a byte array Brefarr to an integer, and the lower byte array is the low byte bit of the integer type

• * @param Brefarr

• * @return

• */

• Public

static int ToInt (byte[] brefarr) {

• Int

Ioutcome = 0;

• Byte

Bloop;

• For

(int i = 0; i < 4; i++) {

• Bloop = Brefarr[i];
• Ioutcome + = (Bloop & 0xFF

) << (8 * i);

• }
• Return

Ioutcome;

• }
• }  ?

Original Address http://techfoxbbs.com/blog-1-5.html

byte-to-int transfer in Java