package sample.rmi; | |
import java.applet.*; | |
import java.awt.*; | |
import java.awt.event.*; | |
import javassist.tools.rmi.ObjectImporter; | |
import javassist.tools.rmi.ObjectNotFoundException; | |
import javassist.tools.web.Viewer; | |
public class CountApplet extends Applet implements ActionListener { | |
private Font font; | |
private ObjectImporter importer; | |
private Counter counter; | |
private AlertDialog dialog; | |
private String message; | |
private String paramButton; | |
private String paramName; | |
public void init() { | |
paramButton = getParameter("button"); | |
paramName = getParameter("name"); | |
importer = new ObjectImporter(this); | |
commonInit(); | |
} | |
/* call this method instead of init() if this program is not run | |
* as an applet. | |
*/ | |
public void applicationInit() { | |
paramButton = "OK"; | |
paramName = "counter"; | |
Viewer cl = (Viewer)getClass().getClassLoader(); | |
importer = new ObjectImporter(cl.getServer(), cl.getPort()); | |
commonInit(); | |
} | |
private void commonInit() { | |
font = new Font("SansSerif", Font.ITALIC, 40); | |
Button b = new Button(paramButton); | |
b.addActionListener(this); | |
add(b); | |
dialog = new AlertDialog(); | |
message = "???"; | |
} | |
public void destroy() { | |
dialog.dispose(); | |
} | |
public void start() { | |
try { | |
counter = (Counter)importer.lookupObject(paramName); | |
message = Integer.toString(counter.get()); | |
} | |
catch (ObjectNotFoundException e) { | |
dialog.show(e.toString()); | |
} | |
} | |
public void actionPerformed(ActionEvent e) { | |
counter.increase(); | |
message = Integer.toString(counter.get()); | |
repaint(); | |
} | |
public void paint(Graphics g) { | |
g.setFont(font); | |
g.drawRect(50, 50, 100, 100); | |
g.setColor(Color.blue); | |
g.drawString(message, 60, 120); | |
} | |
public static void main(String[] args) { | |
Frame f = new Frame("CountApplet"); | |
CountApplet ca = new CountApplet(); | |
f.add(ca); | |
f.setSize(300, 300); | |
ca.applicationInit(); | |
ca.start(); | |
f.setVisible(true); | |
} | |
} |