JApplet loading problem
I want to convert an java application to applet, but I an having problems to load it in the browser I presume this is because of the package.
package com.applet;
import java.applet.Applet;
import javax.swing.JApplet;
import javax.swing.SwingUtilities;
//import javax.swing.JOptionPane;
@SuppressWarnings("serial")
public class AppletDriver extends Applet {
//Called when this applet is loaded into the browser.
public void init() {
//Execute a job on the event-dispatching thread; creating this applet's GUI.
try {
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
CleanerPanel cFrame = new CleanerPanel();
add(cFrame);
}
});
} catch (Exception e) {
System.err.println("createGUI didn't complete successfully");
}
}
}
this is the code I am using to call the applet when I run it in Eclipse it is working. this is the html code:
<applet archive="app.jar" code="bin/com/applet/AppletDriver.class" width=350 height=200>
</applet>
the app.jar is in the main dir of the eclipse project any suggestions ?
error from browser java console:
java.lang.NoClassDefFoundError: bin/com/applet/AppletDriver (wrong name: com/applet/AppletDriver)
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(Unknown Source)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.s开发者_JAVA技巧ecurity.SecureClassLoader.defineClass(Unknown Source)
at sun.plugin2.applet.Applet2ClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.plugin2.applet.Plugin2ClassLoader.loadCode(Unknown Source)
at sun.plugin2.applet.Plugin2Manager.createApplet(Unknown Source)
at sun.plugin2.applet.Plugin2Manager$AppletExecutionRunnable.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Exception: java.lang.NoClassDefFoundError: bin/com/applet/AppletDriver (wrong name: com/applet/AppletDriver)
Remove the bin\
from the start of the code
attribute value, and use /
instead of \
(we're not in Washington anymore). If the jar is in a directory named bin
then you'll need to use archive="bin/app.jar"
.
Actually looking at the stack trace, the jar has been constructed incorrectly. The class file should be in a directory com/applet
, not bin/com/applet
.
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