// Run method
public void run(){
exptStartTime = (new Date()).getTime();
// create client to server (Event Listener)
Socket socket = null;
PrintWriter out = null;
try {
socket = new Socket (ipOfEventListener, portOfServer);
out = new PrintWriter(socket.getOutputStream(), true);
while (true){
while (msgBuffer.lock.tryLock()) {
// keep polling msgBuffer
while (!exptTimeUp() & msgBuffer.isEmpty())
; // get stuck here until msgBuffer contains something or experiment period is up
// send message to Event Listener & clear message buffer
out.println(msgBuffer.getWholeMsg());
System.out.println("Sent: "+ msgBuffer.getWholeMsg());
System.out.println("---");
msgBuffer.clear();
msgBuffer.lock.unlock();
}
// exit if period for experiment is up
if (exptTimeUp())
break;
}
// Cleanup
out.close();
socket.close();
}
catch (IOException e) {
System.err.println("*** FATAL ERROR: " + e.getMessage());
System.err.println("*** LIKELY REASON: Make sure Push Server is up and listening at the correct IP address and port.");
System.exit(1);
}
catch (Exception e){
System.err.println("*** FATAL ERROR: " + e.getMessage());
System.exit(1);
}
System.out.println("PushClient exited normally...");
}
