このファイルは,サンプルのbankでサーバ側のServerクラスをインプリメントします。コードサンプル4-4はC++のサーバ側プログラムの例です。コードサンプル4-5はJavaのサーバ側プログラムの例です。サーバプログラムは次のように動作します。
#include "BankImpl.h"
int main(int argc, char* const* argv) {
try {
// Initialize the ORB.
CORBA::ORB_var orb = CORBA::ORB_init(argc, argv);
// get a reference to the rootPOA
PortableServer::POA_var rootPOA =
PortableServer::POA::_narrow(
orb->resolve_initial_references("RootPOA"));
CORBA::PolicyList policies;
policies.length(1);
policies[(CORBA::ULong)0] =
rootPOA->create_lifespan_policy(
PortableServer::PERSISTENT);
// get the POA Manager
PortableServer::POAManager_var poa_manager =
rootPOA->the_POAManager();
// Create myPOA with the right policies
PortableServer::POA_var myPOA = rootPOA->create_POA(
"bank_agent_poa",
poa_manager, policies);
// Create the servant
AccountManagerImpl managerServant;
// Decide on the ID for the servant
PortableServer::ObjectId_var managerId =
PortableServer::string_to_ObjectId("BankManager");
// Activate the servant with the ID on myPOA
myPOA->activate_object_with_id(
managerId, &managerServant);
// Activate the POA Manager
poa_manager->activate();
cout << myPOA->servant_to_reference(&managerServant) <<
"is ready" << endl;
// Wait for incoming requests
orb->run();
} catch(const CORBA::Exception& e) {
cerr << e << endl;
return 1;
}
return 0;
}
public class Server {
public static void main(String[ ] args) {
try {
// Initialize the ORB.
org.omg.CORBA.ORB orb =
org.omg.CORBA.ORB.init(args,null);
// get a reference to the rootPOA
POA rootPOA = POAHelper.narrow(
orb.resolve_initial_references("RootPOA"));
// Create policies for our persistent POA
org.omg.CORBA.Policy[ ] policies = {
rootPOA.create_lifespan_policy(
LifespanPolicyValue.PERSISTENT)
};
// Create myPOA with the right policies
POA myPOA = rootPOA.create_POA("bank_agent_poa",
rootPOA.the_POAManager(),
policies );
// Create the servant
AccountManagerImpl managerServant =
new AccountManagerImpl();
// Decide on the ID for the servant
byte[ ] managerId = "BankManager".getBytes();
// Activate the servant with the ID on myPOA
myPOA.activate_object_with_id(
managerId,managerServant);
// Activate the POA manager
rootPOA.the_POAManager().activate();
System.out.println(
myPOA.servant_to_reference(managerServant) +
"is ready.");
// Wait for incoming requests
orb.run();
} catch (Exception e) {
e.printStackTrace();
}
}
}