Ubiquitous email - Software Development Case Studies in Java - page 465

reply # sendCmd("AT ! CMGS # \"" ! dest ! "\"",200);
//System.out.print(reply);
if (reply.endsWith("\r\n> ")){
reply # sendCmdNoCR(msg ! ( char )27,5000);
System.out.print(reply);
}
reply # sendCmd("AT ! CGMI");
System.out.print(reply);
} catch (Exception e) {
reply # e.getMessage();
e.printStackTrace();
}
return reply;
}
// Send a command to the modem with the predefined timeout
String sendCmd(String cmd){ return sendCmd(cmd,2000); }
// Send a command to the modem
String sendCmd(String cmd, long timeout){
return sendCmdNoCR(cmd ! "\r",timeout);}
// Send a command to the modem, and wait for the given
// timeout.
synchronized String sendCmdNoCR(String cmd, long timeout){
String reply # "";
try {
readAnswer # true ;
outputStream.write((cmd ! "\r").getBytes());
this.wait(timeout);
reply # answer.toString();
if (readAnswer){ // i.e. timed out
readAnswer # false ;
}
answer # new StringBuffer();
} catch (Exception e){}
return reply;
}
private StringBuffer answer # new StringBuffer();
private boolean readAnswer # false ;
// Receive events from the serial port
public synchronized void serialEvent
(SerialPortEvent event) {
switch (event.getEventType()) {
case SerialPortEvent.DATA_AVAILABLE:
try {
char ch # 0;
// read the available data