Final implementation, ready for presentation!
This commit is contained in:
O'Shea
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@@ -1,4 +1,4 @@
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package javaChat;
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package backend;
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import java.net.* ;
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@@ -6,7 +6,7 @@ import javax.swing.JFrame ;
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import java.io.* ;
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public class ChatClient
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public class ChatClientCMD
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{
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/**
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@@ -0,0 +1,309 @@
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package backend ;
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import java.io.DataInputStream ;
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import java.io.DataOutputStream ;
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import java.io.IOException ;
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import java.net.ServerSocket ;
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import java.net.Socket ;
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import java.util.ArrayList ;
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/**
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* ChatServer class accepts Client requests to join
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* and creates an individual thread for each client.
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* The "brain" of the server.
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*
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* @author osheas1
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* @author gohringj
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* @version Semi-Final Draft
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*/
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public class ChatServer
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{
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// List of all active users in Server
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public static ArrayList<ClientHandler> userList = new ArrayList<>() ;
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/**
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* @param args (unused)
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* @throws IOException (is thrown if connection is unexpectedly closed)
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*/
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public static void main( final String[] args ) throws IOException
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{
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// Register service on port 6789
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ServerSocket serverSocket = new ServerSocket( 6789 ) ;
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Socket socket = null ;
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System.out.println( "\nServer established. Awaiting connections..." ) ;
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// Loop to accept client requests
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while ( true )
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{
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socket = serverSocket.accept() ;
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DataOutputStream dataStreamOut = new DataOutputStream( socket.getOutputStream() ) ;
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DataInputStream dataStreamIn = new DataInputStream( socket.getInputStream() ) ;
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System.out.println( "\nClient connection detected, requesting username..." ) ;
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String username = dataStreamIn.readUTF() ;
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ClientHandler handle = new ClientHandler( socket, username, dataStreamOut, dataStreamIn ) ;
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System.out.println( "\nCreating new thread...\n" ) ;
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Thread thread = new Thread( handle ) ;
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userList.add( handle ) ;
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thread.start() ;
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}
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}
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} // end class ChatServer
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/**
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* ClientHandler class manages the actual messages being sent
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* between the users. The "heart" of the server.
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*
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* @author osheas1
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* @author gohringj
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* @version Semi-Final Draft
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*/
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class ClientHandler implements Runnable
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{
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Socket socket ;
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String username ;
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DataOutputStream dataStreamOut ;
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DataInputStream dataStreamIn ;
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boolean loggedIn ;
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int commandCheck ;
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/**
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* Constructor
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* @param s = client socket
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* @param user = client's user-name
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* @param dos = data stream to client
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* @param dis = data stream from client
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*/
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public ClientHandler( Socket s, String user, DataOutputStream dos, DataInputStream dis )
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{
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this.socket = s ;
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this.username = user ;
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this.dataStreamOut = dos ;
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this.dataStreamIn = dis ;
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this.loggedIn = true ;
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}
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@Override
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public void run()
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{
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// Note the connection of the new user
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String announcement = String.format( "\n>>> User \"%s\" has successfully connected (type /help for a list of commands) <<<\n", this.username ) ;
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System.out.println( announcement ) ;
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// Distribute announcement to entire server
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sendMessage( announcement ) ;
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// Message management
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String message = "" ;
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while ( true )
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{
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// Try-Catch block interprets incoming messages
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try
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{
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message = this.dataStreamIn.readUTF() ;
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if(message == "" || message == " ")
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{
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continue ;
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}
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}
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catch ( IOException x )
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{
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x.printStackTrace() ;
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}
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// Check message for user commands, returns TRUE if user "/quit"s
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if( commands( message, this ) )
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{
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break ;
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}
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// Print the message server-side
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message = String.format( "%s: %s", this.username, message ) ;
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System.out.println( message ) ;
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// Distribute the message to all users
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if ( this.commandCheck == 0 )
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{
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sendMessage( message ) ;
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}
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else
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{
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this.commandCheck = 0 ;
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}
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} // end while
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// close streams when user disconnects
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try
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{
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this.loggedIn = false ;
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this.dataStreamIn.close() ;
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this.dataStreamOut.close() ;
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this.socket.close() ;
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}
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catch ( IOException x )
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{
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x.printStackTrace() ;
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}
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} // end run
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/**
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* The 'commands' method manages the usage of user-commands
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* by distributing private messages, providing a user-list,
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* etc.
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*
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* @param message = the command itself
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* @param user = the user that
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* @return = boolean that indicates that the user has disconnected
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*/
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public boolean commands( String message, final ClientHandler user )
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{
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final String[] commands = new String[] { "/help", "/quit", "/userlist", "/pm" } ;
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try
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{
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// Quit command terminates client's connection, with an announcement
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if ( message.equals( "/quit" ) )
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{
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this.commandCheck++ ;
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String announcement = String.format( "\n-= \"%s\" has disconnected =- \n", user.username ) ;
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System.out.println( announcement ) ;
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sendMessage( announcement ) ;
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return true ;
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}
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// User-List command provides the user a list of everyone else connected to the server
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if ( message.equals( "/userlist" ) )
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{
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this.commandCheck++ ;
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user.dataStreamOut.writeUTF( "> Current list of users in the server: " ) ;
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for ( ClientHandler users : ChatServer.userList )
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{
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if ( !users.loggedIn )
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{
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continue ;
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}
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user.dataStreamOut.writeUTF( "> " + users.username ) ;
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}
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}
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// Help command lists all available commands
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if ( message.equals( "/help" ) )
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{
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this.commandCheck++ ;
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user.dataStreamOut.writeUTF( "\n> All available commands: " ) ;
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for ( String command : commands )
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{
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user.dataStreamOut.writeUTF( "> " +command ) ;
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}
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user.dataStreamOut.writeUTF( "\n" ) ;
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}
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// Private Message Command allows users to send messages to a single recipient
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if ( message.contains( "/pm" ) )
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{
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this.commandCheck++ ;
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user.dataStreamOut.writeUTF( "\n> Who would you like to private message?" ) ;
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String recipient = this.dataStreamIn.readUTF() ;
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user.dataStreamOut.writeUTF( "> \"" + recipient + "\"" ) ;
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ClientHandler sendTo = null ;
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// loop determines which ClientHandler object to send the message to
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for ( ClientHandler users : ChatServer.userList )
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{
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if ( !users.loggedIn )
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{
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continue ;
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}
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else if ( users.username.equals( recipient ) )
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{
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sendTo = users ;
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}
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}
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if ( sendTo == null )
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{
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user.dataStreamOut.writeUTF( "\n> User not found, please try again" ) ;
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return false ;
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}
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user.dataStreamOut.writeUTF( "\n> What would you like to say?" ) ;
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String privateMessage = this.dataStreamIn.readUTF() ;
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user.dataStreamOut.writeUTF( "> sent: \"" + privateMessage + "\"" ) ;
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sendPrivateMessage( privateMessage, user.username, sendTo ) ;
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}
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}
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catch ( IOException x )
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{
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while ( ChatServer.userList.size() != 0 )
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{
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System.out.println( x ) ;
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}
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}
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return false ;
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} // end commands
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// Convenience method to send messages privately
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private static void sendPrivateMessage( String message, final String sentfrom, final ClientHandler sendto )
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{
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try
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{
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for ( ClientHandler users : ChatServer.userList )
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{
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if ( users.equals( sendto ) )
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{
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message = String.format( "\nFrom <%s>: %s", sentfrom, message ) ;
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users.dataStreamOut.writeUTF( message ) ;
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}
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}
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}
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catch ( final IOException x )
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{
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x.printStackTrace() ;
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}
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}
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// Convenience method to distribute messages to all clients
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private static void sendMessage( String message )
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{
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try
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{
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for ( ClientHandler users : ChatServer.userList )
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{
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if ( !users.loggedIn )
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{
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continue ;
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}
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users.dataStreamOut.writeUTF( message ) ;
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}
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}
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catch ( IOException x )
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{
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x.printStackTrace() ;
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}
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}
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}
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// end class ClientHandler
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package chatApp ;
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@SuppressWarnings( "javadoc" )
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public class ChatGUI extends javax.swing.JFrame {
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public boolean messageReady = false ;
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public String message ;
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public String username ;
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/*
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public void giveTitle(String name)
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{
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this.username = name ;
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setTitle("logged in as:" + name ) ;
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}
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*/
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public String getMessageOut()
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{
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if( this.message.contentEquals( "" ) || this.message.contentEquals( " " ) )
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{
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this.messageReady = false ;
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return null ;
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}
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if( this.messageReady )
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{
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this.messageReady = false ;
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return this.message ;
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}
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return null ;
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}
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public void printMessage( String messageOut )
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{
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messageOut = String.format( "%s\n%s", this.jTextArea1.getText(), messageOut ) ;
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this.jTextArea1.setText( null ) ;
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this.jTextArea1.setText( messageOut ) ;
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jTextArea1.moveCaretPosition( jTextArea1.getDocument().getLength() );
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}
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public ChatGUI() {
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initComponents();
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}
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@SuppressWarnings("unchecked")
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// <editor-fold defaultstate="collapsed" desc="Generated Code">
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private void initComponents() {
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jTextField1 = new javax.swing.JTextField();
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jButton1 = new javax.swing.JButton();
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jScrollPane2 = new javax.swing.JScrollPane();
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jTextArea1 = new javax.swing.JTextArea();
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setDefaultCloseOperation(javax.swing.WindowConstants.HIDE_ON_CLOSE);
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setTitle("logged in as: " + this.username );
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jButton1.setText("send");
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jButton1.addActionListener(new java.awt.event.ActionListener() {
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public void actionPerformed(java.awt.event.ActionEvent evt) {
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jButton1ActionPerformed(evt);
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}
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});
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jTextField1.addActionListener(new java.awt.event.ActionListener() {
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public void actionPerformed(java.awt.event.ActionEvent evt) {
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jTextField1ActionPerformed(evt);
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}
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});
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setResizable(false);
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jTextArea1.setEditable(false);
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jTextArea1.setColumns(20);
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jTextArea1.setRows(5);
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jTextArea1.setWrapStyleWord(true);
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jTextArea1.setLineWrap( true );
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jTextArea1.moveCaretPosition( jTextArea1.getDocument().getLength() );
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jScrollPane2.setViewportView(jTextArea1);
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javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
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getContentPane().setLayout(layout);
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layout.setHorizontalGroup(
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layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
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.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
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.addContainerGap(50, Short.MAX_VALUE)
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.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
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.addComponent(jScrollPane2)
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.addGroup(layout.createSequentialGroup()
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.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 610, javax.swing.GroupLayout.PREFERRED_SIZE)
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.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
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.addComponent(jButton1)))
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.addGap(50, 50, 50))
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);
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layout.setVerticalGroup(
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layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
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.addGroup(layout.createSequentialGroup()
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.addContainerGap(50, Short.MAX_VALUE)
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.addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 311, javax.swing.GroupLayout.PREFERRED_SIZE)
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.addGap(18, 18, 18)
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.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
|
||||
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addComponent(jButton1))
|
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.addGap(50, 50, 50))
|
||||
);
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||||
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pack();
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setLocationRelativeTo(null);
|
||||
}// </editor-fold>
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||||
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private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt)
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{
|
||||
if( this.jTextField1.getText() != null )
|
||||
{
|
||||
this.message = this.jTextField1.getText() ;
|
||||
this.messageReady = true ;
|
||||
this.jTextField1.setText( null ) ;
|
||||
}
|
||||
}
|
||||
|
||||
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
|
||||
|
||||
if( this.jTextField1.getText() != null )
|
||||
{
|
||||
this.message = this.jTextField1.getText() ;
|
||||
this.messageReady = true ;
|
||||
this.jTextField1.setText( null ) ;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
public static void main(String args[]) {
|
||||
|
||||
try {
|
||||
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
|
||||
if ("Nimbus".equals(info.getName())) {
|
||||
javax.swing.UIManager.setLookAndFeel(info.getClassName());
|
||||
break;
|
||||
}
|
||||
}
|
||||
} catch (ClassNotFoundException ex) {
|
||||
java.util.logging.Logger.getLogger(ChatGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (InstantiationException ex) {
|
||||
java.util.logging.Logger.getLogger(ChatGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (IllegalAccessException ex) {
|
||||
java.util.logging.Logger.getLogger(ChatGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
|
||||
java.util.logging.Logger.getLogger(ChatGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
}
|
||||
//</editor-fold>
|
||||
|
||||
/* Create and display the form */
|
||||
java.awt.EventQueue.invokeLater(new Runnable() {
|
||||
public void run() {
|
||||
new ChatGUI().setVisible(true);
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
// Variables declaration - do not modify
|
||||
private javax.swing.JButton jButton1;
|
||||
private javax.swing.JScrollPane jScrollPane2;
|
||||
private javax.swing.JTextArea jTextArea1;
|
||||
private javax.swing.JTextField jTextField1;
|
||||
// End of variables declaration
|
||||
}
|
||||
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||||
package javaChat;
|
||||
package chatApp;
|
||||
|
||||
import java.net.* ;
|
||||
import java.io.* ;
|
||||
|
||||
/**
|
||||
*
|
||||
*
|
||||
* @author osheas1
|
||||
* @version 1.0.0 2020-12-07 Initial implementation
|
||||
*
|
||||
*/
|
||||
public class ClientGUI
|
||||
{
|
||||
|
||||
static LoginGUI login = new LoginGUI() ;
|
||||
static ChatGUI chatRoom = new ChatGUI() ;
|
||||
|
||||
@SuppressWarnings( "javadoc" )
|
||||
public static void main( String[] args ) throws IOException
|
||||
{
|
||||
|
||||
UserInterface login = new UserInterface() ;
|
||||
login.setVisible( true );
|
||||
|
||||
boolean done = false ;
|
||||
@@ -36,23 +32,41 @@ public class ClientGUI
|
||||
DataInputStream dataStreamIn = new DataInputStream( socket.getInputStream() ) ;
|
||||
DataOutputStream dataStreamOut = new DataOutputStream( socket.getOutputStream() ) ;
|
||||
|
||||
BufferedReader keyboard = new BufferedReader( new InputStreamReader( System.in ) ) ;
|
||||
|
||||
dataStreamOut.writeUTF( username ) ;
|
||||
|
||||
chatRoom.setTitle( "logged in as: " + username ) ;
|
||||
chatRoom.setVisible( true ) ;
|
||||
|
||||
// Thread for sending messages
|
||||
Thread sendMessage = new Thread(new Runnable()
|
||||
{
|
||||
@Override
|
||||
public void run()
|
||||
{
|
||||
System.out.print( "\n-= Type /help for a list of commands =-" ) ;
|
||||
while( true )
|
||||
{
|
||||
try
|
||||
{
|
||||
String messageOut = keyboard.readLine() ;
|
||||
dataStreamOut.writeUTF( messageOut ) ;
|
||||
// if-statement is only triggered if client closes window (disconnects)
|
||||
if( !chatRoom.isVisible() )
|
||||
{
|
||||
dataStreamOut.writeUTF( "/quit" ) ;
|
||||
dataStreamIn.close() ;
|
||||
dataStreamOut.close() ;
|
||||
socket.close() ;
|
||||
System.exit( 0 ) ;
|
||||
}
|
||||
// extract message information from GUI text field
|
||||
if( chatRoom.messageReady )
|
||||
{
|
||||
String messageOut = chatRoom.getMessageOut() ;
|
||||
if( messageOut == null )
|
||||
{
|
||||
continue ;
|
||||
}
|
||||
dataStreamOut.writeUTF( messageOut ) ;
|
||||
}
|
||||
System.out.print("") ;
|
||||
}
|
||||
catch( IOException x )
|
||||
{
|
||||
@@ -75,7 +89,7 @@ public class ClientGUI
|
||||
try
|
||||
{
|
||||
String messageIn = dataStreamIn.readUTF() ;
|
||||
System.out.printf( "%n%s\n", messageIn ) ;
|
||||
chatRoom.printMessage( messageIn ) ;
|
||||
}
|
||||
catch( IOException x )
|
||||
{
|
||||
@@ -90,8 +104,6 @@ public class ClientGUI
|
||||
sendMessage.start() ;
|
||||
receiveMessage.start() ;
|
||||
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
// end class ClientGUI
|
||||
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
@@ -0,0 +1,182 @@
|
||||
package chatApp;
|
||||
|
||||
import java.awt.* ;
|
||||
import java.util.* ;
|
||||
import javax.swing.* ;
|
||||
|
||||
public class LoginGUI extends javax.swing.JFrame {
|
||||
|
||||
|
||||
String ip ;
|
||||
String username ;
|
||||
boolean done ;
|
||||
|
||||
|
||||
public String getIP()
|
||||
{
|
||||
return ip ;
|
||||
}
|
||||
|
||||
public String getUsername()
|
||||
{
|
||||
return username ;
|
||||
}
|
||||
|
||||
public boolean isDone()
|
||||
{
|
||||
return done ;
|
||||
}
|
||||
|
||||
|
||||
public LoginGUI() {
|
||||
initComponents();
|
||||
}
|
||||
|
||||
@SuppressWarnings("unchecked")
|
||||
// <editor-fold defaultstate="collapsed" desc="Generated Code">
|
||||
private void initComponents()
|
||||
{
|
||||
|
||||
|
||||
jLabel1 = new javax.swing.JLabel();
|
||||
jTextField1 = new javax.swing.JTextField();
|
||||
jLabel2 = new javax.swing.JLabel();
|
||||
jLabel3 = new javax.swing.JLabel();
|
||||
ipBox = new javax.swing.JTextField();
|
||||
|
||||
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
|
||||
setTitle("java chat login");
|
||||
setAlwaysOnTop(true);
|
||||
setResizable(false);
|
||||
|
||||
jLabel1.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
|
||||
jLabel1.setText("Enter Server's IP:");
|
||||
|
||||
jTextField1.setHorizontalAlignment(javax.swing.JTextField.CENTER);
|
||||
ipBox.setHorizontalAlignment(javax.swing.JTextField.CENTER);
|
||||
jTextField1.setToolTipText("");
|
||||
jTextField1.addActionListener(new java.awt.event.ActionListener() {
|
||||
public void actionPerformed(java.awt.event.ActionEvent evt) {
|
||||
jTextField1ActionPerformed(evt);
|
||||
}
|
||||
});
|
||||
|
||||
jLabel2.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
|
||||
jLabel2.setText("Enter Username:");
|
||||
|
||||
jLabel3.setFont(new java.awt.Font("Tahoma", 0, 10)); // NOI18N
|
||||
jLabel3.setText("inputs must be at least one character");
|
||||
jLabel3.setEnabled(false);
|
||||
|
||||
ipBox.addActionListener(new java.awt.event.ActionListener() {
|
||||
public void actionPerformed(java.awt.event.ActionEvent evt) {
|
||||
jTextField2ActionPerformed(evt);
|
||||
}
|
||||
});
|
||||
|
||||
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
|
||||
getContentPane().setLayout(layout);
|
||||
layout.setHorizontalGroup(
|
||||
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addContainerGap(43, Short.MAX_VALUE)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
|
||||
.addComponent(jLabel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
|
||||
.addComponent(jLabel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
|
||||
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
|
||||
.addComponent(jTextField1, javax.swing.GroupLayout.DEFAULT_SIZE, 132, Short.MAX_VALUE)
|
||||
.addComponent(ipBox))
|
||||
.addGap(40, 40, 40))
|
||||
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
|
||||
.addComponent(jLabel3)
|
||||
.addContainerGap())))
|
||||
);
|
||||
layout.setVerticalGroup(
|
||||
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addGap(40, 40, 40)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
|
||||
.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 22, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addComponent(ipBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
|
||||
.addGap(18, 18, 18)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
|
||||
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addComponent(jLabel2))
|
||||
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
|
||||
.addComponent(jLabel3)
|
||||
.addContainerGap(22, Short.MAX_VALUE))
|
||||
);
|
||||
|
||||
pack();
|
||||
setLocationRelativeTo(null);
|
||||
}// </editor-fold>
|
||||
|
||||
private void jTextField2ActionPerformed(java.awt.event.ActionEvent evt)
|
||||
{
|
||||
if( ipBox.getText().isBlank() )
|
||||
{
|
||||
jLabel3.setEnabled( true );
|
||||
}
|
||||
else
|
||||
{
|
||||
jTextField1.grabFocus();
|
||||
}
|
||||
}
|
||||
|
||||
private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt)
|
||||
{
|
||||
if( jTextField1.getText().isBlank() || ipBox.getText().isBlank() )
|
||||
{
|
||||
jLabel3.setEnabled( true );
|
||||
}
|
||||
else
|
||||
{
|
||||
this.ip = ipBox.getText() ;
|
||||
this.username = jTextField1.getText() ;
|
||||
this.done = true ;
|
||||
dispose();
|
||||
}
|
||||
}
|
||||
/**
|
||||
* @param args the command line arguments
|
||||
*/
|
||||
public static void main(String args[]) {
|
||||
try {
|
||||
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
|
||||
if ("Nimbus".equals(info.getName())) {
|
||||
javax.swing.UIManager.setLookAndFeel(info.getClassName());
|
||||
break;
|
||||
}
|
||||
}
|
||||
} catch (ClassNotFoundException ex) {
|
||||
java.util.logging.Logger.getLogger(LoginGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (InstantiationException ex) {
|
||||
java.util.logging.Logger.getLogger(LoginGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (IllegalAccessException ex) {
|
||||
java.util.logging.Logger.getLogger(LoginGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
|
||||
java.util.logging.Logger.getLogger(LoginGUI.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
}
|
||||
//</editor-fold>
|
||||
|
||||
/* Create and display the form */
|
||||
java.awt.EventQueue.invokeLater(new Runnable() {
|
||||
public void run() {
|
||||
new LoginGUI().setVisible(true);
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
|
||||
// Variables declaration - do not modify
|
||||
private javax.swing.JLabel jLabel1;
|
||||
private javax.swing.JLabel jLabel2;
|
||||
private javax.swing.JLabel jLabel3;
|
||||
private javax.swing.JTextField jTextField1;
|
||||
private javax.swing.JTextField ipBox;
|
||||
// End of variables declaration
|
||||
}
|
||||
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
Binary file not shown.
@@ -0,0 +1,166 @@
|
||||
package demonstration;
|
||||
|
||||
@SuppressWarnings( "javadoc" )
|
||||
public class ChatDEMO extends javax.swing.JFrame {
|
||||
|
||||
public boolean messageReady = false ;
|
||||
public String message ;
|
||||
public String username ;
|
||||
/*
|
||||
public void giveTitle(String name)
|
||||
{
|
||||
this.username = name ;
|
||||
setTitle("logged in as:" + name ) ;
|
||||
}
|
||||
*/
|
||||
public String getMessageOut()
|
||||
{
|
||||
if( this.message.contentEquals( "" ) || this.message.contentEquals( " " ) )
|
||||
{
|
||||
this.messageReady = false ;
|
||||
return null ;
|
||||
}
|
||||
if( this.messageReady )
|
||||
{
|
||||
this.messageReady = false ;
|
||||
return this.message ;
|
||||
}
|
||||
return null ;
|
||||
}
|
||||
|
||||
|
||||
public void printMessage( String messageOut )
|
||||
{
|
||||
messageOut = String.format( "%s\n%s", this.jTextArea1.getText(), messageOut ) ;
|
||||
this.jTextArea1.setText( null ) ;
|
||||
this.jTextArea1.setText( messageOut ) ;
|
||||
jTextArea1.moveCaretPosition( jTextArea1.getDocument().getLength() );
|
||||
}
|
||||
|
||||
|
||||
public ChatDEMO() {
|
||||
initComponents();
|
||||
}
|
||||
|
||||
|
||||
@SuppressWarnings("unchecked")
|
||||
// <editor-fold defaultstate="collapsed" desc="Generated Code">
|
||||
private void initComponents() {
|
||||
|
||||
jTextField1 = new javax.swing.JTextField();
|
||||
jButton1 = new javax.swing.JButton();
|
||||
jScrollPane2 = new javax.swing.JScrollPane();
|
||||
jTextArea1 = new javax.swing.JTextArea();
|
||||
|
||||
setDefaultCloseOperation(javax.swing.WindowConstants.HIDE_ON_CLOSE);
|
||||
setTitle("logged in as: " + this.username );
|
||||
|
||||
jButton1.setText("send");
|
||||
jButton1.addActionListener(new java.awt.event.ActionListener() {
|
||||
public void actionPerformed(java.awt.event.ActionEvent evt) {
|
||||
jButton1ActionPerformed(evt);
|
||||
}
|
||||
});
|
||||
|
||||
jTextField1.addActionListener(new java.awt.event.ActionListener() {
|
||||
public void actionPerformed(java.awt.event.ActionEvent evt) {
|
||||
jTextField1ActionPerformed(evt);
|
||||
}
|
||||
});
|
||||
|
||||
setResizable(false);
|
||||
jTextArea1.setEditable(false);
|
||||
jTextArea1.setColumns(20);
|
||||
jTextArea1.setRows(5);
|
||||
jTextArea1.setWrapStyleWord(true);
|
||||
jTextArea1.setLineWrap( true );
|
||||
jTextArea1.moveCaretPosition( jTextArea1.getDocument().getLength() );
|
||||
jScrollPane2.setViewportView(jTextArea1);
|
||||
|
||||
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
|
||||
getContentPane().setLayout(layout);
|
||||
layout.setHorizontalGroup(
|
||||
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
|
||||
.addContainerGap(50, Short.MAX_VALUE)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
|
||||
.addComponent(jScrollPane2)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 610, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
|
||||
.addComponent(jButton1)))
|
||||
.addGap(50, 50, 50))
|
||||
);
|
||||
layout.setVerticalGroup(
|
||||
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addContainerGap(50, Short.MAX_VALUE)
|
||||
.addComponent(jScrollPane2, javax.swing.GroupLayout.PREFERRED_SIZE, 311, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addGap(18, 18, 18)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
|
||||
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addComponent(jButton1))
|
||||
.addGap(50, 50, 50))
|
||||
);
|
||||
|
||||
pack();
|
||||
setLocationRelativeTo(null);
|
||||
}// </editor-fold>
|
||||
|
||||
private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt)
|
||||
{
|
||||
if( this.jTextField1.getText() != null )
|
||||
{
|
||||
this.message = this.jTextField1.getText() ;
|
||||
this.messageReady = true ;
|
||||
this.jTextField1.setText( null ) ;
|
||||
}
|
||||
}
|
||||
|
||||
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
|
||||
|
||||
if( this.jTextField1.getText() != null )
|
||||
{
|
||||
this.message = this.jTextField1.getText() ;
|
||||
this.messageReady = true ;
|
||||
this.jTextField1.setText( null ) ;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
public static void main(String args[]) {
|
||||
|
||||
try {
|
||||
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
|
||||
if ("Nimbus".equals(info.getName())) {
|
||||
javax.swing.UIManager.setLookAndFeel(info.getClassName());
|
||||
break;
|
||||
}
|
||||
}
|
||||
} catch (ClassNotFoundException ex) {
|
||||
java.util.logging.Logger.getLogger(ChatDEMO.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (InstantiationException ex) {
|
||||
java.util.logging.Logger.getLogger(ChatDEMO.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (IllegalAccessException ex) {
|
||||
java.util.logging.Logger.getLogger(ChatDEMO.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
|
||||
java.util.logging.Logger.getLogger(ChatDEMO.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
}
|
||||
//</editor-fold>
|
||||
|
||||
/* Create and display the form */
|
||||
java.awt.EventQueue.invokeLater(new Runnable() {
|
||||
public void run() {
|
||||
new ChatDEMO().setVisible(true);
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
// Variables declaration - do not modify
|
||||
private javax.swing.JButton jButton1;
|
||||
private javax.swing.JScrollPane jScrollPane2;
|
||||
private javax.swing.JTextArea jTextArea1;
|
||||
private javax.swing.JTextField jTextField1;
|
||||
// End of variables declaration
|
||||
}
|
||||
Binary file not shown.
Binary file not shown.
Binary file not shown.
@@ -0,0 +1,110 @@
|
||||
package demonstration;
|
||||
|
||||
import java.net.* ;
|
||||
import java.io.* ;
|
||||
|
||||
@SuppressWarnings( "javadoc" )
|
||||
public class ClientDEMO
|
||||
{
|
||||
|
||||
static LoginDEMO loginDemo = new LoginDEMO() ;
|
||||
static ChatDEMO chatRoom = new ChatDEMO() ;
|
||||
|
||||
@SuppressWarnings( "javadoc" )
|
||||
public static void main( String[] args ) throws IOException
|
||||
{
|
||||
|
||||
loginDemo.setVisible( true );
|
||||
|
||||
boolean done = false ;
|
||||
while( !done )
|
||||
{
|
||||
done = loginDemo.isDone() ;
|
||||
System.out.print("");
|
||||
}
|
||||
|
||||
String ip = loginDemo.getIP() ;
|
||||
String username = loginDemo.getUsername() ;
|
||||
|
||||
// Open your connection to a server, at port 6789
|
||||
Socket socket = new Socket( ip , 6789 ) ;
|
||||
|
||||
// Create communication streams
|
||||
DataInputStream dataStreamIn = new DataInputStream( socket.getInputStream() ) ;
|
||||
DataOutputStream dataStreamOut = new DataOutputStream( socket.getOutputStream() ) ;
|
||||
|
||||
dataStreamOut.writeUTF( username ) ;
|
||||
|
||||
chatRoom.setTitle( "logged in as: " + username ) ;
|
||||
chatRoom.setVisible( true ) ;
|
||||
|
||||
// Thread for sending messages
|
||||
Thread sendMessage = new Thread(new Runnable()
|
||||
{
|
||||
@Override
|
||||
public void run()
|
||||
{
|
||||
while( true )
|
||||
{
|
||||
try
|
||||
{
|
||||
// if-statement is only triggered if client closes window (disconnects)
|
||||
if( !chatRoom.isVisible() )
|
||||
{
|
||||
dataStreamOut.writeUTF( "/quit" ) ;
|
||||
dataStreamIn.close() ;
|
||||
dataStreamOut.close() ;
|
||||
socket.close() ;
|
||||
System.exit( 0 ) ;
|
||||
}
|
||||
// extract message information from GUI text field
|
||||
if( chatRoom.messageReady )
|
||||
{
|
||||
String messageOut = chatRoom.getMessageOut() ;
|
||||
if( messageOut == null )
|
||||
{
|
||||
continue ;
|
||||
}
|
||||
dataStreamOut.writeUTF( messageOut ) ;
|
||||
}
|
||||
System.out.print("") ;
|
||||
}
|
||||
catch( IOException x )
|
||||
{
|
||||
x.printStackTrace() ;
|
||||
System.exit( 0 ) ;
|
||||
}
|
||||
}
|
||||
}
|
||||
}) ;
|
||||
|
||||
// Thread for receiving messages
|
||||
Thread receiveMessage = new Thread( new Runnable()
|
||||
{
|
||||
|
||||
@Override
|
||||
public void run()
|
||||
{
|
||||
while( true )
|
||||
{
|
||||
try
|
||||
{
|
||||
String messageIn = dataStreamIn.readUTF() ;
|
||||
chatRoom.printMessage( messageIn ) ;
|
||||
}
|
||||
catch( IOException x )
|
||||
{
|
||||
x.printStackTrace() ;
|
||||
System.exit( 0 ) ;
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
// Begin threads
|
||||
sendMessage.start() ;
|
||||
receiveMessage.start() ;
|
||||
|
||||
}
|
||||
}
|
||||
// end class ClientGUI
|
||||
Binary file not shown.
Binary file not shown.
Binary file not shown.
@@ -0,0 +1,158 @@
|
||||
package demonstration;
|
||||
|
||||
@SuppressWarnings( "javadoc" )
|
||||
public class LoginDEMO extends javax.swing.JFrame {
|
||||
|
||||
/**
|
||||
* Creates new form loginGUI
|
||||
*/
|
||||
|
||||
public String ip ;
|
||||
public String username ;
|
||||
public boolean done ;
|
||||
|
||||
public String getIP()
|
||||
{
|
||||
return this.ip ;
|
||||
}
|
||||
|
||||
public String getUsername()
|
||||
{
|
||||
return this.username ;
|
||||
}
|
||||
|
||||
public boolean isDone()
|
||||
{
|
||||
return this.done ;
|
||||
}
|
||||
|
||||
public LoginDEMO() {
|
||||
initComponents();
|
||||
}
|
||||
|
||||
@SuppressWarnings("unchecked")
|
||||
// <editor-fold defaultstate="collapsed" desc="Generated Code">
|
||||
private void initComponents() {
|
||||
|
||||
jPasswordField1 = new javax.swing.JPasswordField();
|
||||
jLabel1 = new javax.swing.JLabel();
|
||||
jTextField1 = new javax.swing.JTextField();
|
||||
jLabel2 = new javax.swing.JLabel();
|
||||
jLabel3 = new javax.swing.JLabel();
|
||||
|
||||
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
|
||||
setTitle("java chat login DEMO");
|
||||
setAlwaysOnTop(true);
|
||||
setResizable(false);
|
||||
|
||||
jPasswordField1.setEditable(false);
|
||||
jPasswordField1.setHorizontalAlignment(javax.swing.JTextField.CENTER);
|
||||
jPasswordField1.setText("12.34.56.78");
|
||||
|
||||
jLabel1.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
|
||||
jLabel1.setText("Enter Server's IP:");
|
||||
|
||||
jTextField1.setHorizontalAlignment(javax.swing.JTextField.CENTER);
|
||||
jTextField1.setToolTipText("");
|
||||
jTextField1.addActionListener(new java.awt.event.ActionListener() {
|
||||
public void actionPerformed(java.awt.event.ActionEvent evt) {
|
||||
jTextField1ActionPerformed(evt);
|
||||
}
|
||||
});
|
||||
|
||||
jLabel2.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
|
||||
jLabel2.setText("Enter Username:");
|
||||
|
||||
jLabel3.setFont(new java.awt.Font("Tahoma", 0, 10)); // NOI18N
|
||||
jLabel3.setText("username must be at least one character");
|
||||
jLabel3.setEnabled(false);
|
||||
|
||||
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
|
||||
getContentPane().setLayout(layout);
|
||||
layout.setHorizontalGroup(
|
||||
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addContainerGap(43, Short.MAX_VALUE)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
|
||||
.addComponent(jLabel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
|
||||
.addComponent(jLabel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
|
||||
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
|
||||
.addComponent(jTextField1)
|
||||
.addComponent(jPasswordField1, javax.swing.GroupLayout.DEFAULT_SIZE, 132, Short.MAX_VALUE))
|
||||
.addGap(40, 40, 40))
|
||||
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
|
||||
.addComponent(jLabel3)
|
||||
.addContainerGap())))
|
||||
);
|
||||
layout.setVerticalGroup(
|
||||
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addGap(40, 40, 40)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
|
||||
.addComponent(jPasswordField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 22, javax.swing.GroupLayout.PREFERRED_SIZE))
|
||||
.addGap(18, 18, 18)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
|
||||
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addComponent(jLabel2))
|
||||
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
|
||||
.addComponent(jLabel3)
|
||||
.addContainerGap(22, Short.MAX_VALUE))
|
||||
);
|
||||
|
||||
pack();
|
||||
setLocationRelativeTo(null);
|
||||
}// </editor-fold>
|
||||
|
||||
private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) {
|
||||
this.ip = "74.69.251.12" ;
|
||||
if( jTextField1.getText().isBlank() )
|
||||
{
|
||||
jLabel3.setEnabled( true );
|
||||
}
|
||||
else
|
||||
{
|
||||
this.username = jTextField1.getText() ;
|
||||
this.done = true ;
|
||||
dispose();
|
||||
}
|
||||
}
|
||||
|
||||
public static void main(String args[]) {
|
||||
try {
|
||||
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
|
||||
if ("Nimbus".equals(info.getName())) {
|
||||
javax.swing.UIManager.setLookAndFeel(info.getClassName());
|
||||
break;
|
||||
}
|
||||
}
|
||||
} catch (ClassNotFoundException ex) {
|
||||
java.util.logging.Logger.getLogger(LoginDEMO.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (InstantiationException ex) {
|
||||
java.util.logging.Logger.getLogger(LoginDEMO.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (IllegalAccessException ex) {
|
||||
java.util.logging.Logger.getLogger(LoginDEMO.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
|
||||
java.util.logging.Logger.getLogger(LoginDEMO.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
}
|
||||
//</editor-fold>
|
||||
|
||||
/* Create and display the form */
|
||||
java.awt.EventQueue.invokeLater(new Runnable() {
|
||||
public void run() {
|
||||
new LoginDEMO().setVisible(true);
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
// Variables declaration - do not modify
|
||||
private javax.swing.JLabel jLabel1;
|
||||
private javax.swing.JLabel jLabel2;
|
||||
private javax.swing.JLabel jLabel3;
|
||||
private javax.swing.JPasswordField jPasswordField1;
|
||||
private javax.swing.JTextField jTextField1;
|
||||
// End of variables declaration
|
||||
}
|
||||
@@ -1,237 +0,0 @@
|
||||
package javaChat;
|
||||
|
||||
import java.net.* ;
|
||||
import java.util.* ;
|
||||
import java.io.* ;
|
||||
|
||||
public class ChatServer
|
||||
{
|
||||
|
||||
// List of all active users in Server
|
||||
static ArrayList<ClientHandler> userList = new ArrayList<>() ;
|
||||
|
||||
/**
|
||||
* Accepts Client requests to join chat server, and
|
||||
* creates new thread for each individual client.
|
||||
*
|
||||
* @param args
|
||||
* @throws IOException
|
||||
*/
|
||||
public static void main( String[] args ) throws IOException
|
||||
{
|
||||
|
||||
// Register service on port 6789
|
||||
ServerSocket serverSocket = new ServerSocket( 6789 ) ;
|
||||
Socket socket = null ;
|
||||
|
||||
System.out.println( "\nServer established. Awaiting connections..." ) ;
|
||||
|
||||
// Accept client requests
|
||||
while( true )
|
||||
{
|
||||
socket = serverSocket.accept() ;
|
||||
|
||||
DataOutputStream dataStreamOut = new DataOutputStream( socket.getOutputStream() ) ;
|
||||
DataInputStream dataStreamIn = new DataInputStream ( socket.getInputStream() ) ;
|
||||
|
||||
System.out.println( "\nClient connection detected, requesting username..." ) ;
|
||||
String username = dataStreamIn.readUTF() ;
|
||||
|
||||
ClientHandler handle = new ClientHandler( socket, username, dataStreamOut, dataStreamIn ) ;
|
||||
|
||||
System.out.println( "\nCreating new thread...\n" ) ;
|
||||
Thread thread = new Thread( handle ) ;
|
||||
|
||||
userList.add( handle ) ;
|
||||
|
||||
thread.start() ;
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
// end class ChatClient
|
||||
|
||||
|
||||
|
||||
|
||||
// This class manages the actual messages being sent around
|
||||
@SuppressWarnings( "javadoc" )
|
||||
class ClientHandler implements Runnable
|
||||
{
|
||||
|
||||
Socket socket ;
|
||||
String username ;
|
||||
final DataOutputStream dataStreamOut ;
|
||||
final DataInputStream dataStreamIn ;
|
||||
boolean loggedIn ;
|
||||
private ArrayList<ClientHandler> userList ;
|
||||
|
||||
|
||||
/**
|
||||
* Constructor
|
||||
* @param s : client socket
|
||||
* @param user : client's user-name
|
||||
* @param dos : data stream to client
|
||||
* @param dis : data stream from client
|
||||
*/
|
||||
public ClientHandler( Socket s, String user,
|
||||
DataOutputStream dos,
|
||||
DataInputStream dis )
|
||||
{
|
||||
this.username = user ;
|
||||
this.socket = s ;
|
||||
this.dataStreamOut = dos ;
|
||||
this.dataStreamIn = dis ;
|
||||
this.loggedIn = true ;
|
||||
|
||||
}
|
||||
|
||||
@Override
|
||||
public void run()
|
||||
{
|
||||
|
||||
// Note the connection of the new user
|
||||
String announcement = String.format( "-= User \"%s\" has successfully connected =-\n", this.username ) ;
|
||||
System.out.println( announcement ) ;
|
||||
|
||||
// Distribute announcement to entire server
|
||||
distributeAll( announcement ) ;
|
||||
|
||||
// Message management
|
||||
String message = "" ;
|
||||
while( true )
|
||||
{
|
||||
// Read incoming messages
|
||||
try
|
||||
{
|
||||
message = this.dataStreamIn.readUTF() ;
|
||||
}
|
||||
catch ( IOException x )
|
||||
{
|
||||
x.printStackTrace() ;
|
||||
}
|
||||
|
||||
// Check message for user commands, returns TRUE is user quits
|
||||
if( commands(message, this) )
|
||||
{
|
||||
break ;
|
||||
}
|
||||
|
||||
// Print the message server-side
|
||||
message = String.format( "%s: %s", this.username, message ) ;
|
||||
System.out.println( message ) ;
|
||||
|
||||
// Distribute the message to all users
|
||||
sendMessage( message ) ;
|
||||
// end try
|
||||
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
this.loggedIn = false ;
|
||||
this.socket.close() ;
|
||||
}
|
||||
catch( IOException x )
|
||||
{
|
||||
x.printStackTrace() ;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// This method manages the usage of user-commands
|
||||
public boolean commands(String message, ClientHandler user)
|
||||
{
|
||||
String[] commands = new String[] {"/help", "/quit", "/userlist"} ;
|
||||
|
||||
try {
|
||||
|
||||
// Quit command terminates connection, with an announcement
|
||||
if( message.equals( "/quit" ))
|
||||
{
|
||||
String announcement = String.format( "\n-= \"%s\" has disconnected =- \n", user.username ) ;
|
||||
System.out.println( announcement ) ;
|
||||
distributeAll( announcement ) ;
|
||||
return true ;
|
||||
}
|
||||
|
||||
if( message.equals( "/userlist" ) )
|
||||
{
|
||||
user.dataStreamOut.writeUTF( "Current list of users in the server: " ) ;
|
||||
for( ClientHandler users : ChatServer.userList )
|
||||
{
|
||||
if( !users.loggedIn )
|
||||
{
|
||||
continue ;
|
||||
}
|
||||
|
||||
user.dataStreamOut.writeUTF( users.username ) ;
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
if( message.contentEquals( "/help" ) )
|
||||
{
|
||||
user.dataStreamOut.writeUTF( "\nAll available commands: " );
|
||||
for(int i = 0; i < commands.length; i++ )
|
||||
{
|
||||
user.dataStreamOut.writeUTF( commands[i] );
|
||||
}
|
||||
|
||||
user.dataStreamOut.writeUTF( "\n" ) ;
|
||||
}
|
||||
}
|
||||
|
||||
catch( IOException x )
|
||||
{
|
||||
System.out.println( x ) ;
|
||||
}
|
||||
|
||||
return false ;
|
||||
}
|
||||
|
||||
|
||||
// Convenience method to send messages (but not to the user that's sending the message)
|
||||
private void sendMessage(String message)
|
||||
{
|
||||
try
|
||||
{
|
||||
for( ClientHandler users : ChatServer.userList )
|
||||
{
|
||||
if( !users.loggedIn || users.equals( this ) )
|
||||
{
|
||||
continue ;
|
||||
}
|
||||
users.dataStreamOut.writeUTF( "> " + message ) ;
|
||||
}
|
||||
}
|
||||
catch ( IOException x )
|
||||
{
|
||||
x.printStackTrace() ;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Convenience method to distribute messages to all clients (announcements)
|
||||
private void distributeAll(String message)
|
||||
{
|
||||
try
|
||||
{
|
||||
for( ClientHandler users : ChatServer.userList )
|
||||
{
|
||||
if( !users.loggedIn )
|
||||
{
|
||||
continue ;
|
||||
}
|
||||
users.dataStreamOut.writeUTF( message ) ;
|
||||
}
|
||||
}
|
||||
catch ( IOException x )
|
||||
{
|
||||
x.printStackTrace() ;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
// end class ClientHandler
|
||||
@@ -1,288 +0,0 @@
|
||||
package javaChat;
|
||||
|
||||
import java.awt.* ;
|
||||
import java.util.* ;
|
||||
import javax.swing.* ;
|
||||
|
||||
public class UserInterface extends javax.swing.JFrame {
|
||||
|
||||
|
||||
String ip ;
|
||||
String username ;
|
||||
boolean done ;
|
||||
|
||||
/**
|
||||
* Creates new form loginFrame
|
||||
*/
|
||||
public UserInterface() {
|
||||
initComponents();
|
||||
}
|
||||
|
||||
/**
|
||||
* This method is called from within the constructor to initialize the form.
|
||||
* WARNING: Do NOT modify this code. The content of this method is always
|
||||
* regenerated by the Form Editor.
|
||||
*/
|
||||
@SuppressWarnings("unchecked")
|
||||
// <editor-fold defaultstate="collapsed" desc="Generated Code">
|
||||
private void initComponents()
|
||||
{
|
||||
|
||||
jTextField1 = new javax.swing.JTextField();
|
||||
jLabel1 = new javax.swing.JLabel();
|
||||
jLabel2 = new javax.swing.JLabel();
|
||||
jTextField2 = new javax.swing.JTextField();
|
||||
jButton1 = new javax.swing.JButton();
|
||||
jSlider1 = new javax.swing.JSlider();
|
||||
jSlider2 = new javax.swing.JSlider();
|
||||
jSlider3 = new javax.swing.JSlider();
|
||||
jSlider4 = new javax.swing.JSlider();
|
||||
|
||||
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
|
||||
setTitle("Java Chat");
|
||||
setAlwaysOnTop(true);
|
||||
setBackground(new java.awt.Color(255, 255, 255));
|
||||
setForeground(java.awt.Color.white);
|
||||
setResizable(false);
|
||||
|
||||
jTextField1.setEditable(false);
|
||||
jTextField1.setHorizontalAlignment(javax.swing.JTextField.CENTER);
|
||||
jTextField1.setText("0.0.0.0");
|
||||
|
||||
jLabel1.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
|
||||
jLabel1.setText("Enter Server's I.P. Address:");
|
||||
|
||||
jLabel2.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
|
||||
jLabel2.setText("Enter your desired username:");
|
||||
|
||||
jTextField2.setHorizontalAlignment(javax.swing.JTextField.CENTER);
|
||||
jTextField2.setActionCommand("<Not Set>");
|
||||
|
||||
jButton1.setText("Connect");
|
||||
jButton1.setCursor(new java.awt.Cursor(java.awt.Cursor.DEFAULT_CURSOR));
|
||||
jButton1.setOpaque(false);
|
||||
jButton1.addMouseListener(new java.awt.event.MouseAdapter() {
|
||||
public void mouseClicked(java.awt.event.MouseEvent evt) {
|
||||
jButton1MouseClicked(evt);
|
||||
}
|
||||
});
|
||||
|
||||
jSlider1.setMaximum(999);
|
||||
jSlider1.setOrientation(javax.swing.JSlider.VERTICAL);
|
||||
jSlider1.setValue(0);
|
||||
jSlider1.addChangeListener(new javax.swing.event.ChangeListener() {
|
||||
public void stateChanged(javax.swing.event.ChangeEvent evt) {
|
||||
jSlider1StateChanged(evt);
|
||||
}
|
||||
});
|
||||
|
||||
jSlider2.setMaximum(999);
|
||||
jSlider2.setOrientation(javax.swing.JSlider.VERTICAL);
|
||||
jSlider2.setValue(0);
|
||||
jSlider2.addChangeListener(new javax.swing.event.ChangeListener() {
|
||||
public void stateChanged(javax.swing.event.ChangeEvent evt) {
|
||||
jSlider2StateChanged(evt);
|
||||
}
|
||||
});
|
||||
|
||||
jSlider3.setMaximum(999);
|
||||
jSlider3.setOrientation(javax.swing.JSlider.VERTICAL);
|
||||
jSlider3.setValue(0);
|
||||
jSlider3.addChangeListener(new javax.swing.event.ChangeListener() {
|
||||
public void stateChanged(javax.swing.event.ChangeEvent evt) {
|
||||
jSlider3StateChanged(evt);
|
||||
}
|
||||
});
|
||||
|
||||
jSlider4.setMaximum(999);
|
||||
jSlider4.setOrientation(javax.swing.JSlider.VERTICAL);
|
||||
jSlider4.setValue(0);
|
||||
jSlider4.addChangeListener(new javax.swing.event.ChangeListener() {
|
||||
public void stateChanged(javax.swing.event.ChangeEvent evt) {
|
||||
jSlider4StateChanged(evt);
|
||||
}
|
||||
});
|
||||
|
||||
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
|
||||
getContentPane().setLayout(layout);
|
||||
layout.setHorizontalGroup(
|
||||
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addGap(60, 60, 60)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addComponent(jLabel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
|
||||
.addGap(18, 18, 18)
|
||||
.addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, 137, javax.swing.GroupLayout.PREFERRED_SIZE))
|
||||
.addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
|
||||
.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 160, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addGap(18, 18, 18)
|
||||
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 137, javax.swing.GroupLayout.PREFERRED_SIZE))))
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addGap(162, 162, 162)
|
||||
.addComponent(jButton1, javax.swing.GroupLayout.PREFERRED_SIZE, 81, javax.swing.GroupLayout.PREFERRED_SIZE)))
|
||||
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 60, Short.MAX_VALUE)
|
||||
.addComponent(jSlider1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
|
||||
.addComponent(jSlider2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
|
||||
.addComponent(jSlider3, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
|
||||
.addComponent(jSlider4, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addGap(56, 56, 56))
|
||||
);
|
||||
layout.setVerticalGroup(
|
||||
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addGap(24, 24, 24)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
|
||||
.addComponent(jSlider3, javax.swing.GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE)
|
||||
.addComponent(jSlider2, javax.swing.GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE)
|
||||
.addComponent(jSlider1, javax.swing.GroupLayout.PREFERRED_SIZE, 147, javax.swing.GroupLayout.PREFERRED_SIZE))
|
||||
.addComponent(jSlider4, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, 147, javax.swing.GroupLayout.PREFERRED_SIZE))
|
||||
.addContainerGap(40, Short.MAX_VALUE))
|
||||
.addGroup(layout.createSequentialGroup()
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
|
||||
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addComponent(jLabel1))
|
||||
.addGap(36, 36, 36)
|
||||
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
|
||||
.addComponent(jTextField2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
|
||||
.addComponent(jLabel2))
|
||||
.addGap(28, 28, 28)
|
||||
.addComponent(jButton1)
|
||||
.addGap(30, 30, 30))))
|
||||
);
|
||||
|
||||
pack();
|
||||
}// </editor-fold>
|
||||
|
||||
private void jButton1MouseClicked(java.awt.event.MouseEvent evt)
|
||||
{
|
||||
ip = jTextField1.getText() ;
|
||||
username = jTextField2.getText() ;
|
||||
//System.out.printf( "IP: %s \nUsername: %s\n", ip, username ) ;
|
||||
|
||||
|
||||
done = true ;
|
||||
setVisible( false ) ;
|
||||
dispose() ;
|
||||
|
||||
}
|
||||
|
||||
private void jSlider1StateChanged(javax.swing.event.ChangeEvent evt)
|
||||
{
|
||||
Integer a = jSlider1.getValue() ;
|
||||
Integer b = jSlider2.getValue() ;
|
||||
Integer c = jSlider3.getValue() ;
|
||||
Integer d = jSlider4.getValue() ;
|
||||
|
||||
String ip = String.format("%s.%s.%s.%s", a, b, c, d) ;
|
||||
|
||||
jTextField1.setText( ip.toString() ) ;
|
||||
}
|
||||
|
||||
private void jSlider2StateChanged(javax.swing.event.ChangeEvent evt)
|
||||
{
|
||||
Integer a = jSlider1.getValue() ;
|
||||
Integer b = jSlider2.getValue() ;
|
||||
Integer c = jSlider3.getValue() ;
|
||||
Integer d = jSlider4.getValue() ;
|
||||
|
||||
String ip = String.format("%s.%s.%s.%s", a, b, c, d) ;
|
||||
|
||||
jTextField1.setText( ip.toString() ) ;
|
||||
}
|
||||
|
||||
private void jSlider3StateChanged(javax.swing.event.ChangeEvent evt)
|
||||
{
|
||||
Integer a = jSlider1.getValue() ;
|
||||
Integer b = jSlider2.getValue() ;
|
||||
Integer c = jSlider3.getValue() ;
|
||||
Integer d = jSlider4.getValue() ;
|
||||
|
||||
String ip = String.format("%s.%s.%s.%s", a, b, c, d) ;
|
||||
|
||||
jTextField1.setText( ip.toString() ) ;
|
||||
}
|
||||
|
||||
private void jSlider4StateChanged(javax.swing.event.ChangeEvent evt)
|
||||
{
|
||||
Integer a = jSlider1.getValue() ;
|
||||
Integer b = jSlider2.getValue() ;
|
||||
Integer c = jSlider3.getValue() ;
|
||||
Integer d = jSlider4.getValue() ;
|
||||
|
||||
String ip = String.format("%s.%s.%s.%s", a, b, c, d) ;
|
||||
|
||||
jTextField1.setText( ip.toString() ) ;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param args the command line arguments
|
||||
*/
|
||||
public static void main(String args[]) {
|
||||
/* Set the Nimbus look and feel */
|
||||
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
|
||||
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
|
||||
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
|
||||
*/
|
||||
try {
|
||||
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
|
||||
if ("Nimbus".equals(info.getName())) {
|
||||
javax.swing.UIManager.setLookAndFeel(info.getClassName());
|
||||
break;
|
||||
}
|
||||
}
|
||||
} catch (ClassNotFoundException ex) {
|
||||
java.util.logging.Logger.getLogger(UserInterface.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (InstantiationException ex) {
|
||||
java.util.logging.Logger.getLogger(UserInterface.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (IllegalAccessException ex) {
|
||||
java.util.logging.Logger.getLogger(UserInterface.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
|
||||
java.util.logging.Logger.getLogger(UserInterface.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
|
||||
}
|
||||
//</editor-fold>
|
||||
|
||||
/* Create and display the form */
|
||||
java.awt.EventQueue.invokeLater(new Runnable() {
|
||||
public void run() {
|
||||
new UserInterface().setVisible(true);
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
public String getIP()
|
||||
{
|
||||
return ip ;
|
||||
}
|
||||
|
||||
public String getUsername()
|
||||
{
|
||||
return username ;
|
||||
}
|
||||
|
||||
public boolean isDone()
|
||||
{
|
||||
return done ;
|
||||
}
|
||||
|
||||
// Variables declaration - do not modify
|
||||
private javax.swing.JButton jButton1;
|
||||
private javax.swing.JLabel jLabel1;
|
||||
private javax.swing.JLabel jLabel2;
|
||||
private javax.swing.JSlider jSlider1;
|
||||
private javax.swing.JSlider jSlider2;
|
||||
private javax.swing.JSlider jSlider3;
|
||||
private javax.swing.JSlider jSlider4;
|
||||
private javax.swing.JTextField jTextField1;
|
||||
private javax.swing.JTextField jTextField2;
|
||||
// End of variables declaration
|
||||
}
|
||||
Reference in New Issue
Block a user