http://www.2cto.com/kf/201502/374916.html
int 转 byte
public static byte[] int2Bytes(int value, int len)
{
byte[] b = new byte[len];
for (int i = 0; i <
public static boolean useLoop(String[] a, String[] b) {
boolean flag = false;
for (int i = 0; i < b.length; i++) {
for (int j = 0; j < a.length; j++) {
