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RMI on Linux

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Darryl L. Pierce

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Mar 4, 2004, 2:54:20 PM3/4/04
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I'm having a bugger of a problem getting RMI to work on my Linux machine.
I've created a simple remote object, listed below:

---8<[snip]---
package greeter;

import java.net.MalformedURLException;
import java.rmi.Naming;
import java.rmi.RMISecurityManager;
import java.rmi.RemoteException;

public class GreeterMain
{
public static void main(String[] args)
{
System.setSecurityManager(new RMISecurityManager());

try
{
GreeterImpl greeterImpl = new GreeterImpl();

Naming.rebind("SayHello",greeterImpl);
}
catch(RemoteException error)
{
handleError(error);
}
catch(MalformedURLException error)
{
handleError(error);
}
}

// implementation details

private static void handleError(Throwable error)
{
System.err.println(error);
error.printStackTrace();
}
}
---8<[snip]---

But, when I start it up using the following ANT, snippet:

---8<[snip]---
<target name="run"
depends="compile">
<java classname="greeter.GreeterMain"
classpath="${bld.dir}"
fork="true">
<jvmarg
line="-Djava.rmi.server.codebase=file:///home/mcpierce/projects/j2ee/greeter/server/classes" />
</java>
</target>
---8<[snip]---

I get the following error:

---8<[snip]---
run:
[java] Created instance of GreeterImpl:greeter.GreeterImpl[RemoteStub
[ref: [endpoint:[127.0.0.1:48940](local),objID:[0]]]]
[java] Exception in thread "main" java.security.AccessControlException:
access denied (java.net.SocketPermission 127.0.0.1:1099 connect,resolve)
[java] at
java.security.AccessControlContext.checkPermission(AccessControlContext.java:270)
[java] at
java.security.AccessController.checkPermission(AccessController.java:401)
[java] at
java.lang.SecurityManager.checkPermission(SecurityManager.java:542)
[java] at
java.lang.SecurityManager.checkConnect(SecurityManager.java:1044)
[java] at java.net.Socket.connect(Socket.java:420)
[java] at java.net.Socket.connect(Socket.java:376)
[java] at java.net.Socket.<init>(Socket.java:291)
[java] at java.net.Socket.<init>(Socket.java:119)
[java] at
sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket(RMIDirectSocketFactory.java:22)
[java] at
sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket(RMIMasterSocketFactory.java:128)
[java] at
sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:562)
[java] at
sun.rmi.transport.tcp.TCPChannel.createConnection(TCPChannel.java:185)
[java] at
sun.rmi.transport.tcp.TCPChannel.newConnection(TCPChannel.java:171)
[java] at sun.rmi.server.UnicastRef.newCall(UnicastRef.java:313)
[java] at sun.rmi.registry.RegistryImpl_Stub.rebind(Unknown Source)
[java] at java.rmi.Naming.rebind(Naming.java:160)
[java] at greeter.GreeterMain.main(Unknown Source)
[java] Java Result: 1
---8<[snip]---

Sorry for the big snips, but wanted to put as much detail in as possible.
Any help?
--
Darryl L. Pierce <mcpi...@myrealbox.com>
Visit the Infobahn Offramp - <http://mypage.org/mcpierce>
"What do you care what other people think, Mr. Feynman?"

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