public Object executeCommand(String command, Object argument, long wait)
throws ZigBeeException, SerialException {
command = command.toUpperCase();
Command c = new Command();
try {
c.command = ZigBeeCommands.valueOf(command);
} catch (IllegalArgumentException iae) {
c.command = null;
}
c.commandString = command;
c.set = (argument != null);
c.issued = new Date();
c.broadcast = (c.command == ZigBeeCommands.NI);
c.argument = argument;
return executeCommand(c, wait);
}
void processCommandResponse(byte[] packet, int offset) throws ZigBeeException, SerialException {
String command = new String(packet, offset, 2); // commands are all 2 characters.
Command c;
synchronized (outstandingCommands) {
c = outstandingCommands.get(packet[4]);
}
if (c == null) {
System.err.println("Command " + command + " command already timed out or not issued.");
} else {
if (c.command != ZigBeeCommands.ND || packet.length == 9) {
c.status = new Byte(packet[offset + 2]);
synchronized (outstandingCommands) {
outstandingCommands.values().remove(c);
}
} else {
c = null;
}
}
if (packet[offset + 2] != 0) {
// Need to get the message to the user.
if (c != null && packet[offset + 2] == 4) {
if (c.retransmits++ < c.maxRetransmits) {
executeCommand(c, 0);
return;
}
}
if (c != null) {
synchronized (c) {
c.notifyAll();
}
}
return;
}
// Did we get some data back as well?
if (packet.length > offset + 4) {
command = command.toUpperCase();
ZigBeeCommands zbc;
try {
zbc = ZigBeeCommands.valueOf(command);
if (c != null) {
if (zbc.responseString) {
c.response = bytesToString(packet, offset + 3, packet.length - offset - 1);
} else {
c.response = new Long(bytesToNum(packet, offset + 3, 8, packet.length - 1));
}
}
zbc.process(this, packet, offset + 3);
} catch (IllegalArgumentException iae) {
if (c != null) {
c.response = new Long(bytesToNum(packet, offset + 3, 8, packet.length - 1));
}
// unhandled message, just ignore it.
}
}
// let any waiters know we are done.
if (c != null) {
synchronized (c) {
c.notifyAll();
}
}
}