public static byte[] makeBytes() throws Exception {
setLenTotal();
byte[] bytes = new byte[lenTotal];
if (!flag) {
for (int i = 0; i < lenTotal; i++) {
bytes[i] = (byte) ' ';
}
}
if (flag) {
for (PacketHeader fld : PacketHeader.values()) {
fld.setVal(bytes, fld.getDefVal());
}
}
if (flag) {
TR_LEN.setVal(bytes, String.valueOf(lenTotal));
TR_CODE.setVal(bytes, "");
TR_DATE.setVal(bytes, new SimpleDateFormat("yyyyMMdd", Locale.KOREA).format(new Date()));
TR_TIME.setVal(bytes, new SimpleDateFormat("HHmmss", Locale.KOREA).format(new Date()));
TR_USER.setVal(bytes, "QWERT12345");
TR_PASS.setVal(bytes, "1Q2WER4RKD");
KEY_CODE.setVal(bytes, "FK39SXK3M3");
RET_CODE.setVal(bytes, "");
DATA_LEN.setVal(bytes, String.valueOf(0));
FILLER.setVal(bytes, "");
}
return bytes;
}
public static void print() throws Exception {
if (flag) {
String name = new Object() {}.getClass().getEnclosingClass().getName();
int len = 0;
int off = 0;
for (PacketHeader fld : PacketHeader.values()) {
len = fld.getLen();
if (flag)
log.debug(
String.format(
"[%s] [%s] [%3d:%3d] [%3d:%3d] [%20s] [%s] [%s]",
name,
fld.getType(),
off,
fld.getOff(),
len,
fld.getLen(),
fld.getName(),
fld.getDesc(),
fld.getDefVal()));
off += fld.getLen();
}
if (flag) log.debug("Total Length = " + off);
}
}
private static int setLenTotal() throws Exception {
if (lenTotal < 0) {
int off = 0;
for (PacketHeader fld : PacketHeader.values()) {
off += fld.getLen();
}
lenTotal = off;
}
return lenTotal;
}
private static void test01(String[] args) throws Exception {
if (flag) {
/*
* USAGE 1
*/
PacketHeader.print();
}
}
