public void listen() {
while (true) {
Socket clientSoc = null;
try {
clientSoc = serverSocket.accept();
} catch (IOException e) {
System.out.println("Accept Socket Error");
System.exit(1);
}
/* Send Welcome Message */
try {
out = new PrintWriter(clientSoc.getOutputStream(), true);
out.println("Thank you for connecting");
System.out.println("Connection successful with client " + clientSoc.getLocalAddress());
System.out.println("Waiting for input from " + clientSoc.getLocalAddress());
} catch (IOException e) {
e.printStackTrace();
}
new Thread(new ClientConnected(clientSoc, out)).start();
}
}
public String toString() {
StringBuilder ret = new StringBuilder();
InetAddress local = null, remote = null;
String local_str, remote_str;
Socket tmp_sock = sock;
if (tmp_sock == null) ret.append("<null socket>");
else {
// since the sock variable gets set to null we want to make
// make sure we make it through here without a nullpointer exception
local = tmp_sock.getLocalAddress();
remote = tmp_sock.getInetAddress();
local_str = local != null ? Util.shortName(local) : "<null>";
remote_str = remote != null ? Util.shortName(remote) : "<null>";
ret.append(
'<'
+ local_str
+ ':'
+ tmp_sock.getLocalPort()
+ " --> "
+ remote_str
+ ':'
+ tmp_sock.getPort()
+ "> ("
+ ((System.currentTimeMillis() - last_access) / 1000)
+ " secs old)");
}
tmp_sock = null;
return ret.toString();
}
public void run() {
try {
try {
scanner = new Scanner(socket.getInputStream());
out = new PrintWriter(socket.getOutputStream());
while (true) {
checkConn();
if (!scanner.hasNext()) {
return;
}
msg = scanner.nextLine();
System.out.println("Client said: " + msg);
for (int i = 1; i <= Server.ConnectionArray.size(); i++) {
Socket tSocket = (Socket) Server.ConnectionArray.get(i - 1);
PrintWriter tOut = new PrintWriter(tSocket.getOutputStream());
tOut.println(msg);
tOut.flush();
System.out.println("Sent to: " + tSocket.getLocalAddress().getHostName());
}
}
} finally {
socket.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
private String getSockAddress() {
StringBuilder sb = new StringBuilder();
if (sock != null) {
sb.append(sock.getLocalAddress().getHostAddress()).append(':').append(sock.getLocalPort());
sb.append(" - ")
.append(sock.getInetAddress().getHostAddress())
.append(':')
.append(sock.getPort());
}
return sb.toString();
}
public String toString() {
Socket tmp_sock = sock;
if (tmp_sock == null) return "<null socket>";
InetAddress local = tmp_sock.getLocalAddress(), remote = tmp_sock.getInetAddress();
String local_str = local != null ? Util.shortName(local) : "<null>";
String remote_str = remote != null ? Util.shortName(remote) : "<null>";
return String.format(
"%s:%s --> %s:%s (%d secs old) [%s] [recv_buf=%d]",
local_str,
tmp_sock.getLocalPort(),
remote_str,
tmp_sock.getPort(),
TimeUnit.SECONDS.convert(getTimestamp() - last_access, TimeUnit.NANOSECONDS),
status(),
receiver != null ? receiver.bufferSize() : 0);
}
public void checkConn() {
try {
if (!socket.isConnected()) {
for (int i = 1; i <= Server.ConnectionArray.size(); i++) {
if (Server.ConnectionArray.get(i) == socket) {
Server.ConnectionArray.remove(i);
}
}
for (int i = 1; i <= Server.ConnectionArray.size(); i++) {
Socket tSocket = (Socket) Server.ConnectionArray.get(i - 1);
PrintWriter tOut = new PrintWriter(tSocket.getOutputStream());
tOut.println(tSocket.getLocalAddress().getHostName() + " disconnected!");
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
public void alert() {
System.out.println("\n !!!!!!! tcpclient.!!!!!!!!!! \n");
String saddr;
int ch;
String login_id = " ";
try {
Socket clientSocket = new Socket("192.168.0.5", 6789);
// 172.0.0.1
/*
* FileReader file_uid_read=null;
*
*
*
*
* file_uid_read=new FileReader("store_uid.txt"); Character c;
*
* while((ch=file_uid_read.read())!=-1) { c=new Character((char)ch);
* login_id=login_id+c.toString(); System.out.println(
* "login id isssss"+login_id);
*
* }//while
*
*
*/
String sentence;
System.out.println("chkpt 1");
String modifiedSentence;
// BufferedReader inFromUser = new BufferedReader( new
// InputStreamReader(System.in));
System.out.println("chkpt 1");
DataOutputStream outToServer = new DataOutputStream(clientSocket.getOutputStream());
// BufferedReader inFromServer = new BufferedReader(new
// InputStreamReader(clientSocket.getInputStream()));
// sentence = inFromUser.readLine();
System.out.println("chkpt 1");
// calc ip addr
// InetAddress addr=InetAddress.getLocalHost();
saddr =
passusername
+ " INVALID LOGIN ATTEMPT AT: ip address "
+ (clientSocket.getLocalAddress()).toString();
System.out.println("adddrrrr" + saddr);
saddr = saddr + " by user name " + passusername;
outToServer.writeBytes(saddr);
// modifiedSentence = inFromServer.readLine();
// System.out.println("FROM SERVER: " + modifiedSentence);
clientSocket.close();
} // try
catch (Exception e) {
System.out.println("2EXCEPTION");
}
}
public InetSocketAddress getLocalAddress() {
Socket s = connection.getChannel().socket();
InetAddress ia = s.getLocalAddress();
int port = s.getLocalPort();
return new InetSocketAddress(ia, port);
}
public void listenSocket() {
// Create socket connection
ObjectInputStream ois = null;
ObjectOutputStream oos = null;
Date date = null;
int[][] gridd = new int[9][9];
boolean[][] fieldsDefault = new boolean[9][9];
try {
socket = new Socket("localhost", 12340);
System.out.println(
"Connected to"
+ socket.getInetAddress()
+ " on port "
+ socket.getPort()
+ "from port "
+ socket.getLocalPort()
+ " of "
+ socket.getLocalAddress());
oos = new ObjectOutputStream(socket.getOutputStream());
ois = new ObjectInputStream(socket.getInputStream());
// read an object from the server
// System.out.println("Before reading the object");
// date = (Date) ois.readObject();
System.out.println("Before reading the object");
gridd = (int[][]) ois.readObject();
fieldsDefault = (boolean[][]) ois.readObject();
System.out.println("After reading the object");
for (int i = 0; i < 9; i++) {
for (int j = 0; j < 9; j++) {
System.out.println(gridd[i][j] + " |");
}
System.out.println("\n");
}
for (int i = 0; i < 9; i++) {
for (int j = 0; j < 9; j++) {
System.out.println("**************************" + fieldsDefault[i][j] + " |");
}
System.out.println("\n");
}
gg.getGrid().resetGrid();
gg.getGrid().setFieldss(gridd);
// System.out.print("The date is: " + date);
System.out.println("Blah Blah");
// oos.close();
// ois.close();
} catch (Exception e) {
System.out.println(e);
}
// ----------------------------------------------------------------------------------------------------------------
try {
out = new PrintWriter(socket.getOutputStream(), true);
in = new BufferedReader(new InputStreamReader(socket.getInputStream()));
} catch (UnknownHostException e) {
System.out.println("Unknown host: kq6py.eng");
System.exit(1);
} catch (IOException e) {
System.out.println("No I/O" + e);
System.exit(1);
}
int i = -1;
while (i == -1) {
try {
String line = in.readLine();
/*System.out.println("Line is : "+ line);
System.out
.println("Connected to" + socket.getInetAddress()
+ " on port " + socket.getPort() + "from port "
+ socket.getLocalPort() + " of "
+ socket.getLocalAddress());
*/
// if (line.length() > 0)
if (line != null) {
System.out.println("Someone else won!!!");
doOtherPersonWon();
i = 0;
}
} catch (IOException e) {
System.out.println("Read failed");
System.exit(1);
}
}
}
public InetAddress getLocalAddress() {
return mSocket.getLocalAddress();
}
/*
* Send a message to the server
*
*/
void sendToServer() {
String replyCode;
while (state != SMTP_State.DONE)
try {
replyCode = in.readLine();
if (replyCode != null) {
System.out.println(replyCode);
switch (state) {
case HELO: // Verify the initial TCP connection, send reply
System.out.println("STATE = HELO");
if (replyCode.substring(0, 3).equals("220")) {
state = SMTP_State.MAIL;
out.println("HELO" + socket.getLocalAddress());
System.out.println("HELO" + socket.getLocalAddress());
} else {
System.out.println("Error, connection not established.\n" + replyCode);
state = SMTP_State.DONE;
}
break;
case MAIL: // Wait for HELO response
System.out.println("STATE = MAIL");
if (replyCode.substring(0, 3).equals("250")) {
state = SMTP_State.RCPT;
System.out.println("MAIL FROM: " + sender_email_address);
out.println("MAIL FROM: " + sender_email_address);
} else {
System.out.println("Error in HELO response.\n" + replyCode);
state = SMTP_State.DONE;
}
break;
case RCPT:
System.out.println("STATE = RCPT");
if (replyCode.substring(0, 3).equals("250")) {
state = SMTP_State.DATA;
System.out.println("RCPT TO: " + receiver_email_address);
out.println("RCPT TO: " + receiver_email_address);
} else {
System.out.println("Error in MAIL response.\n" + replyCode);
state = SMTP_State.DONE;
}
break;
case DATA: // Wait for recipient ok response before sending data
System.out.println("STATE = DATA");
if (replyCode.substring(0, 3).equals("250")) {
state = SMTP_State.MESSAGE;
out.println("DATA");
} else {
System.out.println("Error in RCPT response: \n" + replyCode);
state = SMTP_State.DONE;
}
break;
case MESSAGE: // Send formatted message
System.out.println("STATE = MESSAGE");
if (replyCode.substring(0, 3).equals("354")) {
state = SMTP_State.QUIT;
out.println(MIME);
out.println(".");
System.out.println(".");
} else {
System.out.println("Error in DATA response: \n" + replyCode);
state = SMTP_State.DONE;
}
break;
case QUIT: // Send formatted message
System.out.println("STATE = QUIT");
if (replyCode.substring(0, 3).equals("250")) {
state = SMTP_State.FINISH;
out.println("QUIT");
} else {
System.out.println("Error in MESSAGE response.");
state = SMTP_State.DONE;
}
break;
case FINISH: // Final message
System.out.println("STATE = FINISH");
if (replyCode.substring(0, 3).equals("221")) {
state = SMTP_State.DONE;
out.println("QUIT");
} else {
System.out.println("Error in QUIT response.");
state = SMTP_State.DONE;
}
break;
case DONE: // When to close ports?
break;
}
}
} catch (IOException e) {
System.out.println(e);
}
}
public String getLocalHost() {
return sc.getLocalAddress().getHostAddress();
}
