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// **********************************************************************
//
// Copyright (c) 2003-2006 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
import Demo.*;
public class Client extends Ice.Application
{
static private class SessionKeepAliveThread extends Thread
{
SessionKeepAliveThread(IceGrid.SessionPrx session)
{
_session = session;
_timeout = 5000;
_terminated = false;
}
synchronized public void
run()
{
while(!_terminated)
{
try
{
wait(_timeout);
}
catch(InterruptedException e)
{
}
if(_terminated)
{
break;
}
try
{
_session.keepAlive();
}
catch(Ice.LocalException ex)
{
break;
}
}
}
synchronized private void
terminate()
{
_terminated = true;
notify();
}
final private IceGrid.SessionPrx _session;
final private long _timeout;
private boolean _terminated;
}
private void
menu()
{
System.out.println(
"usage:\n" +
"t: send greeting\n" +
"x: exit\n" +
"?: help\n");
}
public int
run(String[] args)
{
IceGrid.SessionManagerPrx sessionManager =
IceGrid.SessionManagerPrxHelper.checkedCast(communicator().stringToProxy("DemoIceGrid/SessionManager"));
if(sessionManager == null)
{
System.err.println(": cound not contact session manager");
return 1;
}
java.io.BufferedReader in = new java.io.BufferedReader(new java.io.InputStreamReader(System.in));
String id = null;
try
{
System.out.print("user id: ");
System.out.flush();
id = in.readLine();
id = id.trim();
}
catch(java.io.IOException ex)
{
ex.printStackTrace();
return 1;
}
IceGrid.SessionPrx session = sessionManager.createLocalSession(id);
SessionKeepAliveThread keepAlive = new SessionKeepAliveThread(session);
keepAlive.start();
HelloPrx hello = null;
try
{
hello = HelloPrxHelper.checkedCast(session.allocateObjectById(communicator().stringToIdentity("hello")));
}
catch(IceGrid.AllocationException ex)
{
System.err.println(": could not allocate object: " + ex.reason);
return 1;
}
catch(IceGrid.ObjectNotRegisteredException ex)
{
System.err.println(": object not registered with registry");
return 1;
}
menu();
String line = null;
do
{
try
{
System.out.print("==> ");
System.out.flush();
line = in.readLine();
if(line == null)
{
break;
}
if(line.equals("t"))
{
hello.sayHello();
}
else if(line.equals("x"))
{
// Nothing to do
}
else if(line.equals("?"))
{
menu();
}
else
{
System.out.println("unknown command `" + line + "'");
menu();
}
}
catch(java.io.IOException ex)
{
ex.printStackTrace();
}
catch(Ice.LocalException ex)
{
ex.printStackTrace();
}
}
while(!line.equals("x"));
keepAlive.terminate();
try
{
session.releaseObject(hello.ice_getIdentity());
}
catch(IceGrid.AllocationException ex)
{
System.err.println(": could not release object: " + ex.reason);
return 1;
}
catch(IceGrid.ObjectNotRegisteredException ex)
{
System.err.println(": object not registered with registry");
return 1;
}
return 0;
}
public static void
main(String[] args)
{
Client app = new Client();
int status = app.main("Client", args, "config.client");
System.exit(status);
}
}
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