PC Pro 1998 September/dppcpro0998.iso/Rwc/Sybase/Install.exe/samples.z/Form_Server.wxf

Text File | 1998-03-25 | 9.4 KB | 340 lines

Save Format v2.3(19971110)
@begin Form "Form_Server"

 @begin Object "Powersoft Java AWT 1.10::java.applet.Applet"
  DesignName Form_Server;
  @begin ClassProperties
@begin-code BaseClassList

extends java.applet.Applet

@end-code;
  @end;
  @begin Properties
   @begin DesignProperties
    Style "cf0000";
    DesignRect 13,51,365,203;
   @end;
   @begin ObjectProperties
    font "Dialog-Plain-12";
    LayoutManager "powersoft.powerj.ui.ResizePercentageLayout";
    foreground "java.awt.Color.black";
    background "java.awt.Color.lightGray";
    SerializationData "";
   @end;
  @end;
  @begin Events
   @begin Event "powersoft.powerj.event.Object.objectCreated"
@begin-code SourceCode "powersoft.powerj.event.Object.objectCreated"

    public boolean Form_Server_objectCreated(powersoft.powerj.event.EventData event)
    {
        textf_1.setText( String.valueOf( DEFAULT_PORT ) );
        cb_2.requestFocus();

        return false;
    }

    /*
    *********************************************************************
    The Server object sets up a ServerSocket object running on its own
    thread.  When the ServerSocket accepts a connection request a
    Connection object is created running on another thread. The Connection
    object manages i/o with the client side.
    *********************************************************************
    */
    public class Server extends Thread {

        ServerSocket        listeningSocket;

        public Server( int port ) {
            if( port < 0 ) port = DEFAULT_PORT;
            try {
                listeningSocket = new ServerSocket( port );
            } catch( IOException e ) {
                _dbLog.log( "IOException while creating ServerSocket" );
                System.exit(1);
            }
            String msg = "Server is listening on port " + port;
            lb_1.add( msg );
            start();
        }

        public void run() {
            Socket          clientSocket;
            Connection      c;
            try {
                for(;;) {
                    // Accept a connection request.
                    // This blocks until a request is made.
                    clientSocket = listeningSocket.accept();
                    lb_1.add( "Client socket successfully created on server." );
                    c = new Connection( clientSocket );
                    String msg = "Connected to " + clientSocket.getInetAddress().getHostName();
                    lb_1.add( msg );
                }
            } catch( IOException e ) {
                _dbLog.log ( "IOException while listening for connection requests!" );
            }
         }
    }

    class Connection extends Thread {
        DataInputStream input;
        PrintStream output;
        Socket localClientSocket;

        public Connection( Socket clientSocket ) {
            localClientSocket = clientSocket;
            try {
                input = new DataInputStream( localClientSocket.getInputStream() );
                output = new PrintStream( localClientSocket.getOutputStream() );
            } catch( IOException e) {
                _dbLog.log( "IOException while creating socket IO streams!" );
                return;
            }
            start();
        }

        public void run() {
            String line;
            String msg;

            try {
                for(;;) {
                    // Blocks waiting for input from client side socket.
                    line = input.readLine();
                    if( line == null ) break;
                    msg = "Message received: " + "\"" + line + "\"";
                    lb_1.add( msg );
                    msg = msg + " Thank you";
                    output.println( msg );
                }
            } catch( IOException e ) {
                _dbLog.log( "IOException while listening for input!" );
            } finally {
                try {
                    localClientSocket.close();
                    lb_1.add( "Connection terminated. Bye!" );
                } catch( IOException e ) {
                    _dbLog.log( "IOException while closing client socket on server!" );
                }
            }
        }
    }

@end-code;
   @end;
  @end;
  @begin UserFunctions
   @begin UserFunction "Form_Server()"
    @begin Definition
@begin-code SourceCode "Form_Server()"

    public Form_Server()
    {
        super();
    }

@end-code;
    @end;
   @end;
   @begin UserFunction "processEvent(java.awt.AWTEvent event)"
    @begin Definition
@begin-code SourceCode "processEvent(java.awt.AWTEvent event)"

    public void processEvent(java.awt.AWTEvent event)
    {

        defaultProcessEvent(event);
    }

@end-code;
    @end;
   @end;
   @begin UserFunction "unhandledEvent( String listenerName, String methodName, java.lang.Object event )"
    @begin Definition
@begin-code SourceCode "unhandledEvent( String listenerName, String methodName, java.lang.Object event )"

    public void unhandledEvent( String listenerName, String methodName, java.lang.Object event )
    {

    }

@end-code;
    @end;
   @end;
   @begin UserFunction "getContentPane()"
    @begin Definition
@begin-code SourceCode "getContentPane()"

    public java.awt.Container getContentPane()
    {
        return this;
    }

@end-code;
    @end;
   @end;
  @end;
  @begin CodeBlocks
   @begin CodeBlock "HppPrefix"
    FunctionScope 1;
@begin-code SourceCode "Imports()"

// add your custom import statements here
import java.net.*;
import java.io.*;

@end-code;
   @end;
   @begin CodeBlock "ClassContents"
    FunctionScope 1;
@begin-code SourceCode "Data Members()"

    // add your data members here
    public static final int DEFAULT_PORT = 1777;

    powersoft.powerj.util.Debug     _dbLog;

@end-code;
   @end;
   @begin CodeBlock "GeneratedClassContents"
    FunctionScope 1;
    GeneratedFunction 1;
@begin-code SourceCode "Not Applicable for Java()"


@end-code;
   @end;
   @begin CodeBlock "CppPrefix"
    FunctionScope 1;
    GeneratedFunction 1;
@begin-code SourceCode "Not Applicable for Java()"


@end-code;
   @end;
  @end;
  @begin Objects
   @begin Object "Powersoft Java AWT 1.10::java.awt.Button"
    DesignName cb_2;
    @begin Properties
     @begin DesignProperties
      ResID 100;
      DesignRect 300,5,55,14;
     @end;
     @begin ObjectProperties
      font "Dialog-Plain-12";
      foreground "java.awt.Color.black";
      background "java.awt.Color.lightGray";
      SerializationData "";
      label "Start";
     @end;
    @end;
    @begin Events
     @begin Event "java.awt.event.Action.actionPerformed"
@begin-code SourceCode "java.awt.event.Action.actionPerformed"

    public void cb_2_actionPerformed( java.awt.event.ActionEvent event )
    {
        Server          s;
        Integer         port = new Integer( textf_1.getText() );

        _dbLog = new powersoft.powerj.util.Debug();
        s = new Server( port.intValue() );
    }

@end-code;
     @end;
    @end;
   @end;
   @begin Object "Powersoft Java AWT 1.10::java.awt.TextField"
    DesignName textf_1;
    @begin Properties
     @begin DesignProperties
      ResID 100;
      TabIndex 1;
      DesignRect 70,20,35,14;
     @end;
     @begin ObjectProperties
      font "Dialog-Plain-12";
      foreground "java.awt.Color.black";
      background "java.awt.Color.white";
      SerializationData "";
     @end;
    @end;
   @end;
   @begin Object "Powersoft Java AWT 1.10::java.awt.List"
    DesignName lb_1;
    @begin Properties
     @begin DesignProperties
      ResID 0;
      TabIndex 2;
      DesignRect 5,55,350,120;
     @end;
     @begin ObjectProperties
      font "Dialog-Plain-12";
      foreground "java.awt.Color.black";
      background "java.awt.Color.white";
      SerializationData "";
     @end;
     @begin ComponentProperties "lb_1"
     @end;
    @end;
   @end;
   @begin Object "Powersoft Java AWT 1.10::java.awt.Label"
    DesignName label_1;
    @begin Properties
     @begin DesignProperties
      ResID 100;
      TabIndex 3;
      DesignRect 5,40,85,10;
     @end;
     @begin ObjectProperties
      font "Dialog-Plain-12";
      text "Server message log:";
      foreground "java.awt.Color.black";
      background "java.awt.Color.lightGray";
      SerializationData "";
     @end;
    @end;
   @end;
   @begin Object "Powersoft Java AWT 1.10::java.awt.Label"
    DesignName label_2;
    @begin Properties
     @begin DesignProperties
      ResID 100;
      TabIndex 4;
      DesignRect 5,20,65,10;
     @end;
     @begin ObjectProperties
      font "Dialog-Plain-12";
      text "Port to listen on:";
      foreground "java.awt.Color.black";
      background "java.awt.Color.lightGray";
      SerializationData "";
     @end;
    @end;
   @end;
   @begin Object "Powersoft Java AWT 1.10::java.awt.Label"
    DesignName label_3;
    @begin Properties
     @begin DesignProperties
      ResID 100;
      TabIndex 5;
      DesignRect 5,5,250,10;
     @end;
     @begin ObjectProperties
      font "Dialog-Plain-12";
      text "Specify the port to listen on for connection requests, then click Start";
      foreground "java.awt.Color.black";
      background "java.awt.Color.lightGray";
      SerializationData "";
     @end;
    @end;
   @end;
  @end;
 @end;
@end;