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// **********************************************************************
//
// Copyright (c) 2003-2009 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.
//
// **********************************************************************
using Demo;
using System;
using System.Threading;
using System.Collections.Generic;
using System.Reflection;
[assembly: CLSCompliant(true)]
[assembly: AssemblyTitle("IceSessionClient")]
[assembly: AssemblyDescription("Ice session demo client")]
[assembly: AssemblyCompany("ZeroC, Inc.")]
public class Client
{
public class App : Ice.Application
{
class SessionRefreshThread
{
public SessionRefreshThread(Ice.Logger logger, int timeout, SessionPrx session)
{
_logger = logger;
_session = session;
_timeout = timeout;
_terminated = false;
}
public void run()
{
lock(this)
{
while(!_terminated)
{
Monitor.Wait(this, _timeout);
if(!_terminated)
{
try
{
_session.refresh();
}
catch(Ice.Exception ex)
{
_logger.warning("SessionRefreshThread: " + ex);
_terminated = true;
}
}
}
}
}
public void terminate()
{
lock(this)
{
_terminated = true;
Monitor.Pulse(this);
}
}
private Ice.Logger _logger;
private SessionPrx _session;
private int _timeout;
private bool _terminated;
}
public override int run(string[] args)
{
if(args.Length > 0)
{
Console.Error.WriteLine(appName() + ": too many arguments");
return 1;
}
string name;
do
{
Console.Out.Write("Please enter your name ==> ");
Console.Out.Flush();
name = Console.In.ReadLine();
if(name == null)
{
return 1;
}
name = name.Trim();
}
while(name.Length == 0);
Ice.ObjectPrx basePrx = communicator().propertyToProxy("SessionFactory.Proxy");
SessionFactoryPrx factory = SessionFactoryPrxHelper.checkedCast(basePrx);
if(factory == null)
{
Console.Error.WriteLine("invalid proxy");
return 1;
}
SessionPrx session = factory.create(name);
SessionRefreshThread refresh = new SessionRefreshThread(communicator().getLogger(), 5000, session);
Thread refreshThread = new Thread(new ThreadStart(refresh.run));
refreshThread.Start();
List<HelloPrx> hellos = new List<HelloPrx>();
menu();
try
{
bool destroy = true;
bool shutdown = false;
while(true)
{
Console.Out.Write("==> ");
Console.Out.Flush();
string line = Console.In.ReadLine();
if(line == null)
{
break;
}
if(line.Length > 0 && Char.IsDigit(line[0]))
{
int index = Int32.Parse(line);
if(index < hellos.Count)
{
HelloPrx hello = hellos[index];
hello.sayHello();
}
else
{
Console.Out.WriteLine("Index is too high. " + hellos.Count +
" hello objects exist so far.\n" +
"Use `c' to create a new hello object.");
}
}
else if(line.Equals("c"))
{
hellos.Add(session.createHello());
Console.Out.WriteLine("Created hello object " + (hellos.Count - 1));
}
else if(line.Equals("s"))
{
destroy = false;
shutdown = true;
break;
}
else if(line.Equals("x"))
{
break;
}
else if(line.Equals("t"))
{
destroy = false;
break;
}
else if(line.Equals("?"))
{
menu();
}
else
{
Console.Out.WriteLine("Unknown command `" + line + "'.");
menu();
}
}
//
// The refresher thread must be terminated before destroy is
// called, otherwise it might get ObjectNotExistException. refresh
// is set to 0 so that if session.destroy() raises an exception
// the thread will not be re-terminated and re-joined.
//
refresh.terminate();
refreshThread.Join();
refresh = null;
if(destroy)
{
session.destroy();
}
if(shutdown)
{
factory.shutdown();
}
}
catch(System.Exception)
{
//
// The refresher thread must be terminated in the event of a
// failure.
//
if(refresh != null)
{
refresh.terminate();
refreshThread.Join();
refresh = null;
}
throw;
}
return 0;
}
private static void menu()
{
Console.Out.WriteLine(
"usage:\n" +
"c: create a new per-client hello object\n" +
"0-9: send a greeting to a hello object\n" +
"s: shutdown the server and exit\n" +
"x: exit\n" +
"t: exit without destroying the session\n" +
"?: help\n");
}
}
public static void Main(string[] args)
{
App app = new App();
int status = app.main(args, "config.client");
if(status != 0)
{
System.Environment.Exit(status);
}
}
}
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