server.cpp

来自「ICE-3.2 一个开源的中间件」· C++ 代码 · 共 143 行

// **********************************************************************
//
// 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/Application.h>
#include <Ice/Locator.h>
#include <BackendI.h>

using namespace std;
using namespace Ice;
using namespace Test;

//
// Dummy ServerLocatorRegistry, ServerLocator and ServantLocator. For
// simplicity, we essentially 'alias' all possible requests to a single
// object adapter and a single servant.
//
class ServerLocatorRegistry : virtual public LocatorRegistry
{
public:

    virtual void 
    setAdapterDirectProxy_async(const AMD_LocatorRegistry_setAdapterDirectProxyPtr& cb, const string&, 
                                const ObjectPrx&, const Current&)
    {
        cb->ice_response();
    }

    virtual void
    setReplicatedAdapterDirectProxy_async(const AMD_LocatorRegistry_setReplicatedAdapterDirectProxyPtr& cb,
                                          const string&, const string&, const ObjectPrx&, const Current&)
    {
        cb->ice_response();
    }

    virtual void
    setServerProcessProxy_async(const AMD_LocatorRegistry_setServerProcessProxyPtr& cb,
                                const string&, const ProcessPrx&, const Current&)
    {
        cb->ice_response();
    }
};

class ServerLocatorI : virtual public Locator
{
public:
    ServerLocatorI(const BackendPtr& backend, const ObjectAdapterPtr& adapter) :
        _backend(backend),
        _adapter(adapter),
        _registryPrx(
            LocatorRegistryPrx::uncheckedCast(
                adapter->add(new ServerLocatorRegistry, _adapter->getCommunicator()->stringToIdentity("registry"))))
    {
    }

    virtual void
    findObjectById_async(const AMD_Locator_findObjectByIdPtr& cb, const Identity& id, const Current&) const 
    { 
        cb->ice_response(_adapter->createProxy(id));
    }    

    virtual void
    findAdapterById_async(const AMD_Locator_findAdapterByIdPtr& cb, const string& id, const Current& current) const 
    {
       cb->ice_response(_adapter->createDirectProxy(_adapter->getCommunicator()->stringToIdentity("dummy")));   
    }

    virtual LocatorRegistryPrx 
    getRegistry(const Current&) const 
    { 
        return _registryPrx;
    }

private:
    const BackendPtr _backend;
    const ObjectAdapterPtr _adapter;
    const LocatorRegistryPrx _registryPrx;
};

class ServantLocatorI : virtual public ServantLocator
{
public:

    ServantLocatorI(const BackendPtr& backend) :
        _backend(backend)
    {
    }
        
    virtual ObjectPtr locate(const Current&, LocalObjectPtr&)
    {
        return _backend;
    }

    virtual void finished(const Current&, const ObjectPtr&, const LocalObjectPtr&)
    {
    }

    virtual void deactivate(const string&)
    {
    }

private:

    const BackendPtr _backend;
};

class BackendServer : public Application
{
public:

    virtual int run(int, char*[]);
};

int
main(int argc, char* argv[])
{
    BackendServer app;
    return app.main(argc, argv);
}

int
BackendServer::run(int argc, char* argv[])
{
    string endpoints = 
        communicator()->getProperties()->getPropertyWithDefault("BackendAdapter.Endpoints", 
                                                                "tcp -p 12010 -t 20000:ssl -p 12011 -t 20000");

    communicator()->getProperties()->setProperty("BackendAdapter.Endpoints", endpoints);
    ObjectAdapterPtr adapter = communicator()->createObjectAdapter("BackendAdapter");
    BackendPtr backend = new BackendI;
    Ice::LocatorPtr locator = new ServerLocatorI(backend, adapter);
    adapter->add(locator, communicator()->stringToIdentity("locator"));
    adapter->addServantLocator(new ServantLocatorI(backend), "");
    adapter->activate();
    communicator()->waitForShutdown();
    return EXIT_SUCCESS;
}