collocated.cc

开源CORBA中间件

    	// nothing
    }
};

class MyClientInterceptor
    : virtual public PortableInterceptor::ClientRequestInterceptor,
      virtual public CORBA::LocalObject
{
    string nm;
public:
    MyClientInterceptor()
    { nm = ""; }

    MyClientInterceptor(char * name)
    { nm = name; }
	
    char* name()
    { return (char *)nm.c_str(); }

    void destroy()
    {}

    void send_request( PortableInterceptor::ClientRequestInfo_ptr ri ) {
    	char * op = ri->operation();
    	cout << name() << ": "<< "send_request, repoid = " << ri->target()->_repoid() << " operation = " << op << endl;
    	Dynamic::ParameterList * arg = ri->arguments();
    	if (arg->length() > 0) {
	    for (int i = 0; i < arg->length(); i++) {
		if ((*arg)[i].mode == CORBA::PARAM_IN)
		    cout << "Parameter mode=" << "input" << endl;
		else if ((*arg)[i].mode == CORBA::PARAM_OUT)
		    cout << "Parameter mode=" << "out" << endl;
		else if ((*arg)[i].mode == CORBA::PARAM_INOUT)
		    cout << "Parameter mode=" << "inout" << endl;
		cout << "Parameter value=";
		CORBA::ULong v;
		CORBA::Long v2;
		const char * v3;
		CORBA::TypeCode_ptr t = (*arg)[i].argument.type();
		switch (t->unalias()->kind()) {
		case CORBA::tk_ulong :
		    (*arg)[i].argument >>= v;
		    cout << v << endl;
		    break;
		case CORBA::tk_long :
		    (*arg)[i].argument >>= v2;
		    cout << v2 << endl;
		    break;
		case CORBA::tk_string :
		    (*arg)[i].argument >>= v3;
		    cout << v3 << endl;
		    break;
		}
	    }
    	}
    	else 
	    cout << "operation without parameters!" << endl;
    	
    	cout << "operation context:" << endl;
    	Dynamic::RequestContext* ctx = ri->operation_context();
    	for (int i = 0; i < ctx->length(); i += 2) {
	    cout << (*ctx)[i] << " : " << (*ctx)[i + 1] << endl;
    	}
    }
    
    void send_poll(PortableInterceptor::ClientRequestInfo_ptr ri) {
    }
    
    void receive_reply( PortableInterceptor::ClientRequestInfo_ptr ri ) {
    	char * op = ri->operation();
    	cout << name() << ": " << "receive_reply, repoid = "<< ri->target()->_repoid() << " operation = " << op << endl;

    	Dynamic::ParameterList * arg = ri->arguments();
    	if (arg->length() > 0) {
	    for (int i = 0; i < arg->length(); i++) {
		if ((*arg)[i].mode == CORBA::PARAM_IN)
		    cout << "Parameter mode=" << "input" << endl;
		else if ((*arg)[i].mode == CORBA::PARAM_OUT)
		    cout << "Parameter mode=" << "out" << endl;
		else if ((*arg)[i].mode == CORBA::PARAM_INOUT)
		    cout << "Parameter mode=" << "inout" << endl;
		cout << "Parameter value=";
		CORBA::ULong v;
		CORBA::Long v2;
		const char * v3;
		CORBA::TypeCode_ptr t = (*arg)[i].argument.type();
		switch (t->unalias()->kind()) {
		case CORBA::tk_ulong :
		    (*arg)[i].argument >>= v;
		    cout << v << endl;
		    break;
		case CORBA::tk_long :
		    (*arg)[i].argument >>= v2;
		    cout << v2 << endl;
		    break;
		case CORBA::tk_string :
		    (*arg)[i].argument >>= v3;
		    cout << v3 << endl;
		    break;
		}
	    }
    	}
    	else 
	    cout << "operation without parameters!" << endl;

    	cout <<"result = ";
    	CORBA::Any * res = ri->result();
	CORBA::ULong v;
	CORBA::Long v2;
	const char * v3;
	CORBA::TypeCode_ptr t = res->type();
	switch (t->unalias()->kind()) {
	case CORBA::tk_null :
	case CORBA::tk_void :
	    cout << endl;
	    break;
	case CORBA::tk_ulong :
	    *res >>= v;
	    cout << v << endl;
	    break;
	case CORBA::tk_long :
	    *res >>= v2;
	    cout << v2 << endl;
	    break;
	case CORBA::tk_string :
	    *res >>= v3;
	    cout << v3 << endl;
	    break;
	}
    	cout << "operation context:" << endl;
    	Dynamic::RequestContext* ctx = ri->operation_context();
    	for (int i = 0; i < ctx->length(); i += 2) {
	    cout << (*ctx)[i] << " : " << (*ctx)[i + 1] << endl;
    	}
    	
    }
    
    void receive_exception( PortableInterceptor::ClientRequestInfo_ptr ri ) {
    	
    	char * op = ri->operation();
    	cout << name() << ": " << "receive_exception, repoid = "<< ri->target()->_repoid() << " operation = " << op << endl;
    	char * exid = ri->received_exception_id();
    	CORBA::Any * ex = ri->received_exception();
    	cout << "exception ID = " << exid << endl;
	//    	mico_throw(CORBA::BAD_PARAM());
    }
    
    void receive_other( PortableInterceptor::ClientRequestInfo_ptr ri ) {
    	
    	cout << name() << ": " << "receive_other, repoid = "<< ri->target()->_repoid() << " operation = " << ri->operation() << endl;
    	cout << "exception ID = " << ri->received_exception_id() << endl;
    }
};

class MyClientInitializer
    : virtual public PortableInterceptor::ORBInitializer,
      virtual public CORBA::LocalObject
{
public:
    MyClientInitializer() {}
    ~MyClientInitializer() {}

    virtual void pre_init( PortableInterceptor::ORBInitInfo_ptr info ) {
    	// register interceptor	
    	MyClientInterceptor * interceptor = new MyClientInterceptor("MyInterceptor");
    	info->add_client_request_interceptor(interceptor);
    	MyClientInterceptor * interceptor2 = new MyClientInterceptor("MyInterceptor2");
    	info->add_client_request_interceptor(interceptor2);
	//    	MyClientInterceptor * interceptor3 = new MyClientInterceptor("MyInterceptor3");
	//    	info->add_client_request_interceptor(interceptor3);
    }
    
    virtual void post_init( PortableInterceptor::ORBInitInfo_ptr info ) {
    	// nothing
    }
};



	
int
main (int argc, char *argv[])
{

    MyServerInitializer * ini_server = new MyServerInitializer;
    PortableInterceptor::register_orb_initializer(ini_server);

    MyClientInitializer * ini_client = new MyClientInitializer;
    PortableInterceptor::register_orb_initializer(ini_client);

    /*
     * Initialize the ORB
     */

    CORBA::ORB_var orb = CORBA::ORB_init (argc, argv);

    /*
     * Obtain a reference to the RootPOA and its Manager
     */

    CORBA::Object_var poaobj = orb->resolve_initial_references ("RootPOA");
    PortableServer::POA_var poa = PortableServer::POA::_narrow (poaobj);
    PortableServer::POAManager_var mgr = poa->the_POAManager();
  
    CORBA::PolicyList pl;
    pl.length(1);
    pl[0] = poa->create_id_assignment_policy(PortableServer::USER_ID);

    PortableServer::POA_var poa2 = poa->create_POA("MyPOA", mgr, pl);

    cout << "RootPOA id: `";
    CORBA::OctetSeq* poa_id = poa->id();
    for(CORBA::ULong i=0; i<poa_id->length(); i++)
	cout << (*poa_id)[i];
    cout << "'" << endl;
    delete poa_id;

    cout << "MyPOA id: `";
    poa_id = poa2->id();
    for(CORBA::ULong i=0; i<poa_id->length(); i++)
	cout << (*poa_id)[i];
    cout << "'" << endl;

    /*
     * Create a Bank
     */

    Bank_impl * micocash = new Bank_impl;

    /*
     * Activate the Bank
     */
    PortableServer::ObjectId_var oid = PortableServer::string_to_ObjectId("Bank_impl");
    //PortableServer::ObjectId_var oid = poa->activate_object_with_id (oid, micocash);
    poa2->activate_object_with_id (oid, micocash);

    /*
     * Write reference to file
     */

    ofstream of ("Bank.ref");
    CORBA::Object_var ref = poa2->id_to_reference (oid.in());
    CORBA::String_var str = orb->object_to_string (ref.in());
    of << str.in() << endl;
    of.close ();

    /*
     * Activate the POA and start serving requests
     */

    cout << "Running." << endl;

    mgr->activate ();

    //
    // client side
    //

    char pwd[256], uri[300];
    sprintf (uri, "file://%s/Bank.ref", getcwd(pwd, 256));

    CORBA::Object_var obj = orb->string_to_object (uri);
    Bank_var bank = Bank::_narrow (obj);

    if (CORBA::is_nil (bank)) {
	cout << "Client: oops: could not locate Bank" << endl;
	exit (1);
    }

    /*
     * Open an account
     */
    cout << "Client: create()" << endl;
    Account_var account = bank->create ();

    if (CORBA::is_nil (account)) {
	cout << "Client: oops: account is nil" << endl;
	exit (1);
    }

    /*
     * Deposit and withdraw some money
     */
    CORBA::ULong prev;
    cout << "Client: deposit()" << endl;
    account->deposit (700, prev);
    cout << "Client: withdraw()" << endl;
    try {
  	account->withdraw (450, prev);
    } catch (...) {
	cout << "Client: Exception occured, try again..." << endl;
	cout << "Client: withdraw()" << endl;
  	account->withdraw (400, prev);
    }
	
    cout << "Client: balance()" << endl;
    CORBA::Long bal = account->balance ();
    cout << "Client: Balance is " << bal << endl;


    poa->destroy (TRUE, TRUE);
    delete micocash;

    return 0;
}