Android Utililty Methods Int to Byte Array Convert

List of utility methods to do Int to Byte Array Convert

  1. HOME
  2. Android
  3. I
  4. Int to Byte Array Convert

Description

The list of methods to do Int to Byte Array Convert are organized into topic(s).

Method

Stringint2hex(int i)
inthex 
String h = "";
h = Integer.toHexString(i);
if (h.length() == 1) {
    h = "0" + h;
return h;
intintFitsIn(final int value)
Check how many bytes is required to store value. 
if (value < 0) {
    return 4;
if (value < (1 << 2 * 8)) {
    if (value < (1 << 1 * 8)) {
        return 1;
    return 2;
...
intintForByte(byte b)
int For Byte 
int value = b & 0xFF;
return value;
byte[]intToByte(int number)
int To Byte 
int temp = number;
byte[] b = new byte[4];
for (int i = 0; i < b.length; i++) {
    b[i] = new Integer(temp & 0xff).byteValue();
    temp = temp >> 8;
return b;
byte[]intToByteArray(int a)
Converts an int to a 4 byte array. 
byte[] ret = new byte[4];
ret[3] = (byte) (a & 0xFF);
ret[2] = (byte) ((a >> 8) & 0xFF);
ret[1] = (byte) ((a >> 16) & 0xFF);
ret[0] = (byte) ((a >> 24) & 0xFF);
return ret;
byte[]intToByteArray(int i)
int To Byte Array 
byte[] result = new byte[4];
result[0] = (byte) ((i >> 24) & 0xFF);
result[1] = (byte) ((i >> 16) & 0xFF);
result[2] = (byte) ((i >> 8) & 0xFF);
result[3] = (byte) (i & 0xFF);
return result;
byte[]intToByteArray(int value)
int To Byte Array 
return new byte[] { (byte) (value >>> 24), (byte) (value >>> 16),
        (byte) (value >>> 8), (byte) value };
byte[]intToBytes(int i)
Returns a byte array containing the bytes of the given integer in big endian order. 
return new byte[] { (byte) (i >> 24), (byte) (i >> 16 & 0xFF),
        (byte) (i >> 8 & 0xFF), (byte) (i & 0xFF) };
byte[]intToBytes(int in)
int To Bytes 
byte[] b;
b = new byte[] { (byte) (in >>> 24 & 0xFF),
        (byte) (in >>> 16 & 0xFF), (byte) (in >>> 8 & 0xFF),
        (byte) (in >>> 0 & 0xFF) };
return b;
byte[]intToBytes(int n)
int To Bytes 
byte[] b = new byte[4];
b[3] = (byte) (n >> 24);
b[2] = (byte) (n >> 16);
b[1] = (byte) (n >> 8);
b[0] = (byte) (n >> 0);
return b;