NETWORKING - Introduction to Java Programming: Comprehensive Version - page 1154

38 HBox hBox = new HBox( 2 );
39 pane.add(hBox, 1 , 2 );
40 hBox.getChildren().addAll(tfCity, new Label( "State" ), tfState,
41 new Label( "Zip" ), tfZip);
42 pane.add(btRegister, 1 , 3 );
43 GridPane.setHalignment(btRegister, HPos.RIGHT);
44
45 pane.setAlignment(Pos.CENTER);
46 tfName.setPrefColumnCount( 15 );
47 tfStreet.setPrefColumnCount( 15 );
48 tfCity.setPrefColumnCount( 10 );
49 tfState.setPrefColumnCount( 2 );
50 tfZip.setPrefColumnCount( 3 );
51
52 btRegister.setOnAction( new ButtonListener()); register listener

53
54 // Create a scene and place it in the stage
55 Scene scene = new Scene(pane, 450 , 200 );
56 primaryStage.setTitle( "StudentClient" ); // Set the stage title
57 primaryStage.setScene(scene); // Place the scene in the stage
58 primaryStage.show(); // Display the stage
59 }
60
61 /** Handle button action */
62 private class ButtonListener implements EventHandler<ActionEvent> {
63 @Override
64

public void handle(ActionEvent e) {

65 try {

66 // Establish connection with the server

67 Socket socket = new Socket(host, 8000 );

server socket

68
69 // Create an output stream to the server

70 ObjectOutputStream toServer =

output stream

71 new ObjectOutputStream(socket.getOutputStream());

72
73 // Get text field
74 String name = tfName.getText().trim();
75 String street = tfStreet.getText().trim();
76 String city = tfCity.getText().trim();
77 String state = tfState.getText().trim();
78 String zip = tfZip.getText().trim();
79
80

// Create a Student object and send to the server

81 StudentAddress s =

82 new StudentAddress(name, street, city, state, zip);

83 toServer.writeObject(s); send to server

84 }
85 catch (IOException ex) {
86 ex.printStackTrace();
87 }
88 }
89 }
90 }

L ISTING 31.7

StudentServer.java
1 import java.io.*;
2 import java.net.*;
3
4 public class StudentServer {