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// **********************************************************************
//
// Copyright (c) 2003-2007 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.
//
// **********************************************************************
#include <Ice/Ice.h>
#include <Glacier2/Router.h>
#include <CallbackI.h>
using namespace std;
using namespace Demo;
class CallbackClient : public Ice::Application
{
public:
virtual int run(int, char*[]);
virtual void interruptCallback(int);
};
int
main(int argc, char* argv[])
{
CallbackClient app;
return app.main(argc, argv, "config.client");
}
void
menu()
{
cout <<
"usage:\n"
"t: invoke callback as twoway\n"
"o: invoke callback as oneway\n"
"O: invoke callback as batch oneway\n"
"f: flush all batch requests\n"
"v: set/reset override context field\n"
"F: set/reset fake category\n"
"s: shutdown server\n"
"x: exit\n"
"?: help\n";
}
int
CallbackClient::run(int argc, char* argv[])
{
if(argc > 1)
{
cerr << appName() << ": too many arguments" << endl;
return EXIT_FAILURE;
}
//
// Since this is an interactive demo we want the custom interrupt
// callback to be called when the process is interrupted.
//
callbackOnInterrupt();
Ice::RouterPrx defaultRouter = communicator()->getDefaultRouter();
if(!defaultRouter)
{
cerr << argv[0] << ": no default router set" << endl;
return EXIT_FAILURE;
}
Glacier2::RouterPrx router = Glacier2::RouterPrx::checkedCast(defaultRouter);
if(!router)
{
cerr << argv[0] << ": configured router is not a Glacier2 router" << endl;
return EXIT_FAILURE;
}
while(true)
{
cout << "This demo accepts any user-id / password combination.\n";
string id;
cout << "user id: " << flush;
cin >> id;
string pw;
cout << "password: " << flush;
cin >> pw;
try
{
router->createSession(id, pw);
break;
}
catch(const Glacier2::PermissionDeniedException& ex)
{
cout << "permission denied:\n" << ex.reason << endl;
}
}
Ice::Identity callbackReceiverIdent;
callbackReceiverIdent.name = "callbackReceiver";
callbackReceiverIdent.category = router->getCategoryForClient();
Ice::Identity callbackReceiverFakeIdent;
callbackReceiverFakeIdent.name = "callbackReceiver";
callbackReceiverFakeIdent.category = "fake";
Ice::ObjectPrx base = communicator()->propertyToProxy("Callback.Proxy");
CallbackPrx twoway = CallbackPrx::checkedCast(base);
CallbackPrx oneway = CallbackPrx::uncheckedCast(twoway->ice_oneway());
CallbackPrx batchOneway = CallbackPrx::uncheckedCast(twoway->ice_batchOneway());
Ice::ObjectAdapterPtr adapter = communicator()->createObjectAdapter("Callback.Client");
adapter->add(new CallbackReceiverI, callbackReceiverIdent);
adapter->add(new CallbackReceiverI, callbackReceiverFakeIdent); // Should never be called for the fake identity.
adapter->activate();
CallbackReceiverPrx twowayR = CallbackReceiverPrx::uncheckedCast(adapter->createProxy(callbackReceiverIdent));
CallbackReceiverPrx onewayR = CallbackReceiverPrx::uncheckedCast(twowayR->ice_oneway());
string override;
bool fake = false;
menu();
char c;
do
{
try
{
cout << "==> ";
cin >> c;
if(c == 't')
{
Ice::Context context;
context["_fwd"] = "t";
if(!override.empty())
{
context["_ovrd"] = override;
}
twoway->initiateCallback(twowayR, context);
}
else if(c == 'o')
{
Ice::Context context;
context["_fwd"] = "o";
if(!override.empty())
{
context["_ovrd"] = override;
}
oneway->initiateCallback(onewayR, context);
}
else if(c == 'O')
{
Ice::Context context;
context["_fwd"] = "O";
if(!override.empty())
{
context["_ovrd"] = override;
}
batchOneway->initiateCallback(onewayR, context);
}
else if(c == 'f')
{
communicator()->flushBatchRequests();
}
else if(c == 'v')
{
if(override.empty())
{
override = "some_value";
cout << "override context field is now `" << override << "'" << endl;
}
else
{
override.clear();
cout << "override context field is empty" << endl;
}
}
else if(c == 'F')
{
fake = !fake;
if(fake)
{
twowayR = CallbackReceiverPrx::uncheckedCast(twowayR->ice_identity(callbackReceiverFakeIdent));
onewayR = CallbackReceiverPrx::uncheckedCast(onewayR->ice_identity(callbackReceiverFakeIdent));
}
else
{
twowayR = CallbackReceiverPrx::uncheckedCast(twowayR->ice_identity(callbackReceiverIdent));
onewayR = CallbackReceiverPrx::uncheckedCast(onewayR->ice_identity(callbackReceiverIdent));
}
cout << "callback receiver identity: " << communicator()->identityToString(twowayR->ice_getIdentity())
<< endl;
}
else if(c == 's')
{
twoway->shutdown();
}
else if(c == 'x')
{
// Nothing to do
}
else if(c == '?')
{
menu();
}
else
{
cout << "unknown command `" << c << "'" << endl;
menu();
}
}
catch(const Ice::Exception& ex)
{
cerr << ex << endl;
}
}
while(cin.good() && c != 'x');
try
{
router->destroySession();
}
catch(const Glacier2::SessionNotExistException& ex)
{
cerr << ex << endl;
}
catch(const Ice::ConnectionLostException&)
{
//
// Expected: the router closed the connection.
//
}
return EXIT_SUCCESS;
}
void
CallbackClient::interruptCallback(int)
{
try
{
communicator()->destroy();
}
catch(const IceUtil::Exception& ex)
{
cerr << appName() << ": " << ex << endl;
}
catch(...)
{
cerr << appName() << ": unknown exception" << endl;
}
exit(EXIT_SUCCESS);
}
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