/**
* method to start the udp server
*
* @param portAddress
*/
@SuppressWarnings("resource")
public void TCPServer(int portAddress) {
Socket socket = null;
try {
ServerSocket serverSocket = new ServerSocket(portAddress);
while (true) {
socket = serverSocket.accept();
InputStream is = socket.getInputStream();
InputStreamReader isr = new InputStreamReader(is);
BufferedReader br = new BufferedReader(isr);
OutputStream os = socket.getOutputStream();
DataOutputStream dos = new DataOutputStream(os);
String sendMessage = "";
String number = br.readLine();
String temp[];
temp = number.replace("$$$spliter$$$", "|").split("\\|");
// if user wants to get the time from the server
if (temp[0].charAt(0) == '1' || temp[0].charAt(0) == '0') {
String sendMessage1 = tsapp.name + "";
// if the user wants to get time in calender format
if (temp[0].charAt(0) == '0') {
Calendar c = Calendar.getInstance();
c.setTimeInMillis(tsapp.name);
sendMessage1 = c.toInstant() + "\n";
}
dos.writeBytes(sendMessage1 + "\n");
dos.flush();
}
// if the user wants to set the time
else if (temp[0].charAt(0) == '2') {
// if the user did'nt send username or password
if (temp[1].equals("")) sendMessage = ("Invalid User:\n");
// if the user sends username and password
else if (temp[1].equals(tsapp.actualUserName + tsapp.actualPassWord)) {
sendMessage = ("Valid User: Data set on the server is" + temp[2] + "\n");
tsapp.name = Long.parseLong(temp[2]);
}
// if the username and password does'nt match
else sendMessage = ("Invalid User:\n");
dos.writeBytes(sendMessage + "\n");
dos.flush();
}
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
socket.close();
} catch (Exception e) {
}
}
}
/**
* method to start udp server
*
* @param portAddress
* @throws IOException
*/
@SuppressWarnings("resource")
public void UDPServer(int portAddress) throws IOException {
DatagramSocket receiveSocket = new DatagramSocket(portAddress);
while (true) {
byte[] receivebuffer = new byte[1024];
byte sendBuffer[] = new byte[1024];
DatagramPacket receivePacket = new DatagramPacket(receivebuffer, receivebuffer.length);
receiveSocket.receive(receivePacket);
String number = new String((receivePacket.getData())).trim();
String temp[];
temp = number.replace("$$$spliter$$$", "|").split("\\|");
int port = receivePacket.getPort();
InetAddress inet = receivePacket.getAddress();
// if the user wants to get time
if (temp[0].charAt(0) == '1' || temp[0].charAt(0) == '0') {
String returnMessage = tsapp.name + "\n";
// to send time user in calender format
if (temp[0].charAt(0) == '0') {
Calendar c = Calendar.getInstance();
c.setTimeInMillis(tsapp.name);
returnMessage = c.toInstant() + "\n";
}
sendBuffer = returnMessage.getBytes();
DatagramPacket sendPacket = new DatagramPacket(sendBuffer, sendBuffer.length, inet, port);
receiveSocket.send(sendPacket);
}
// if the user wants to set the time
else if (temp[0].charAt(0) == '2') {
String sendMessage;
// if the user didnt send the username or password
if (temp[1].equals("")) sendMessage = ("Invalid User:\n");
// if username and password is sent from user
else if (temp[1].equals(tsapp.actualUserName + tsapp.actualPassWord)) {
sendMessage = ("Valid User: Data set on the server is" + temp[2] + "\n");
tsapp.name = Long.parseLong(temp[2]);
}
// username and password does not match
else sendMessage = ("Invalid User:\n");
// send the message to the client
sendBuffer = sendMessage.getBytes();
DatagramPacket sendPacket = new DatagramPacket(sendBuffer, sendBuffer.length, inet, port);
receiveSocket.send(sendPacket);
}
}
}