Borland(R) Enterprise Server VisiBroker(R) デベロッパーズガイド
// TypedServer.C #include "Bank_s.hh" #include "BankImpl.h" #include "BankWrap.h" USE_STD_NS int main(int argc, char* const* argv) { try { // Initialize the ORB. CORBA::ORB_var orb = CORBA::ORB_init(argc, argv); // Initialize the POA. CORBA::Object_var obj = orb->resolve_initial_references("RootPOA"); PortableServer::POA_var rootPoa = PortableServer::POA::_narrow(obj); 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_ow_poa", poa_manager, policies); // Install Typed Object Wrappers for Account Manager. Bank::AccountManagerObjectWrapper::add(orb, SecureAccountManagerObjectWrapper::factory, VISObjectWrapper::Server); Bank::AccountManagerObjectWrapper::add(orb, CachingAccountManagerObjectWrapper::factory, VISObjectWrapper::Server); // Create the Account Manager Servant. AccountManagerImpl managerServant; // Decide on ID for 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. rootPoa->the_POAManager()->activate(); cout << "Manager is ready." << endl; // Wait for Incoming Requests. orb->run(); } catch(const CORBA::Exception& e) { cerr << e << endl; return 1; } return 0; }
// TypedServer.java import org.omg.PortableServer.*; import com.inprise.vbroker.PortableServerExt. BindSupportPolicyValue; import com.inprise.vbroker.PortableServerExt. BindSupportPolicyValueHelper; import com.inprise.vbroker.PortableServerExt. BIND_SUPPORT_POLICY_TYPE; public class TypedServer { public static void main(String[ ] args) throws Exception { // Initialize the ORB. org.omg.CORBA.ORB orb = org.omg.CORBA.ORB.init(args,null); // Add two typed object wrappers for AccountManager // objects Bank.AccountManagerHelper.addServerObjectWrapperClass (orb, BankWrappers.SecureAccountManagerObjectWrapper. class); Bank.AccountManagerHelper.addServerObjectWrapperClass (orb, BankWrappers.CachingAccountManagerObjectWrapper. class); // get a reference to the rootPOA POA rootPOA = POAHelper.narrow (orb.resolve_initial_references("RootPOA")); // Create a BindSupport Policy that makes POA register // each servant with osagent org.omg.CORBA.Any any = orb.create_any(); BindSupportPolicyValueHelper.insert(any, BindSupportPolicyValue.BY_INSTANCE); org.omg.CORBA.Policy bsPolicy = orb.create_policy(BIND_SUPPORT_POLICY_TYPE.value, any); // Create policies for our testPOA org.omg.CORBA.Policy[ ] policies = { rootPOA.create_lifespan_policy(LifespanPolicyValue. PERSISTENT), bsPolicy }; // Create myPOA with the right policies POA myPOA = rootPOA.create_POA("lilo", rootPOA.the_POAManager(), policies); // Create the account manager object. 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( "AccountManager: BankManager is ready."); for( int i = 0; i < args.length; i++ ) { if ( args[i].equalsIgnoreCase("-runCoLocated") ) { if( args[i+1].equalsIgnoreCase("Client") ) { Client.doMain(orb, new String[0]); } else if( args[i+1]. equalsIgnoreCase("TypedClient") ) { TypedClient.doMain(orb, new String[0]); } if( args[i+1].equalsIgnoreCase("UntypedClient") ) { UntypedClient.doMain(orb, new String[0]); } System.exit(1); } } // Wait for incoming requests orb.run(); } }
サーバが,ある特定のクラスのオブジェクトのインスタンスを複数生成する場合,各インスタンス用にオブジェクトラッパーのセットが生成されます。
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