Hallo,
ich taste mich langsam an RMI an und krieg nichtmal eine winzige Testverbindung zustande
Die tolle Exception die ich kriege:
Diese Exception kommt, sobald ich den Client starte (Server läuft!)
Client:
Server:
Und das süße kleine Interface:
Ich hoffe ihr könnt mir helfen =(
ich taste mich langsam an RMI an und krieg nichtmal eine winzige Testverbindung zustande
Die tolle Exception die ich kriege:
Code:
java.rmi.UnmarshalException: error unmarshalling return; nested exception is:
java.lang.ClassNotFoundException: ServerInterface (no security manager: RMI class loader disabled)
at sun.rmi.registry.RegistryImpl_Stub.lookup(Unknown Source)
at java.rmi.Naming.lookup(Unknown Source)
at audioplayer.Control.init(Control.java:11)
at audioplayer.MP3Player.actionPerformed(MP3Player.java:82)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
at java.awt.Component.processMouseEvent(Unknown Source)
at javax.swing.JComponent.processMouseEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Window.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$000(Unknown Source)
at java.awt.EventQueue$1.run(Unknown Source)
at java.awt.EventQueue$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.AccessControlContext$1.doIntersectionPrivilege(Unknown Source)
at java.security.AccessControlContext$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue$2.run(Unknown Source)
at java.awt.EventQueue$2.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.AccessControlContext$1.doIntersectionPrivilege(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: ServerInterface (no security manager: RMI class loader disabled)
at sun.rmi.server.LoaderHandler.loadProxyClass(Unknown Source)
at java.rmi.server.RMIClassLoader$2.loadProxyClass(Unknown Source)
at java.rmi.server.RMIClassLoader.loadProxyClass(Unknown Source)
at sun.rmi.server.MarshalInputStream.resolveProxyClass(Unknown Source)
at java.io.ObjectInputStream.readProxyDesc(Unknown Source)
at java.io.ObjectInputStream.readClassDesc(Unknown Source)
at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
at java.io.ObjectInputStream.readObject0(Unknown Source)
at java.io.ObjectInputStream.readObject(Unknown Source)
... 40 moreDiese Exception kommt, sobald ich den Client starte (Server läuft!)
Client:
Java:
import java.rmi.Naming;
public class Control {
void init(String serverAddress) { // <-- zu Testzwecken ist serverAddress "127.0.0.1" (= localhost)
// Verbindung zum Server herstellen
String url = "//" + serverAddress + "/MMDS"; // MMDS soll die Serverkennung sein
try {
ServerInterface server = (ServerInterface) Naming.lookup(url);
System.out.println(server.method()); // Ich möchte vom Server etwas zurückbekommen und ausgeben, halt nur ein kleiner Test
} catch (Exception ex) {
ex.printStackTrace();
}
}
//...
}Server:
Java:
import java.net.MalformedURLException;
import java.rmi.Naming;
import java.rmi.RemoteException;
import java.rmi.registry.LocateRegistry;
import java.rmi.registry.Registry;
import java.rmi.server.UnicastRemoteObject;
public class Server extends UnicastRemoteObject implements ServerInterface {
Server() throws RemoteException {
super();
}
public static void main(String[] args) {
try {
LocateRegistry.createRegistry(Registry.REGISTRY_PORT);
} catch (RemoteException ex) {
System.out.println(ex.getMessage());
}
try {
Naming.rebind("MMDS", new Server()); // <-- MMDS = Serverkennung
} catch (MalformedURLException ex) {
System.out.println(ex.getMessage());
} catch (RemoteException ex) {
System.out.println(ex.getMessage());
}
}
@Override
public String method() throws RemoteException {
System.out.println("date received");
return "transfer successful"; // Text an Client schicken
}
}Und das süße kleine Interface:
Java:
import java.rmi.Remote;
import java.rmi.RemoteException;
public interface ServerInterface extends Remote {
public String method() throws RemoteException;
}Ich hoffe ihr könnt mir helfen =(
