Represent an int as its array of bytes. (taken from http://java.dzone.com/articles/top-10-methods-java-arrays)

IntAsByteArray.java

import java.nio.ByteBuffer;

int integer = 8;
byte[] bytes = ByteBuffer.allocate(4).putInt(integer).array();
 
for (byte t : bytes) {
    System.out.format("0x%x ", t);
}