RegistrationManager.cpp

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/* Copyright (c) 2005-2009 Rexx Language Association. All rights reserved.    */
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#include "RegistrationManager.hpp"
#include "ServiceMessage.hpp"
#include "ServiceException.hpp"
 
 
/**
 * It will remove all the registration entries for a specific process
 *
 * @param session The session identifier.
 */
void ServerRegistrationManager::freeProcessRegistrations(SessionID session)
{
    // delete all of the entries associated with this process.
    functions.freeProcessEntries(session);
    exits.freeProcessEntries(session);
    commandHandlers.freeProcessEntries(session);
}
 
 
/**
 * Dispatch a registration operation to the appropriate
 * subsystem handler.
 *
 * @param message The inbound message.
 */
void ServerRegistrationManager::dispatch(ServiceMessage &message)
{
    RegistrationTable *table = NULL;
    switch ((RegistrationType)message.parameter1)
    {
        case FunctionAPI:
            table = &functions;
            break;
        case ExitAPI:
            table = &exits;
            break;
        case SubcomAPI:
            table = &commandHandlers;
            break;
        default:
            message.setExceptionInfo(SERVER_FAILURE, "Invalid registration type");
            return;
    }
 
 
    // now that we have the appropriate subsystem targetted, dispatch the
    // real operation.
    switch (message.operation)
    {
        // registration manager operations
        case REGISTER_LIBRARY:
            table->registerLibraryCallback(message);
            break;
        case REGISTER_ENTRYPOINT:
            table->registerCallback(message);
            break;
        case REGISTER_DROP:
            table->dropCallback(message);
            break;
        case REGISTER_DROP_LIBRARY:
            table->dropLibraryCallback(message);
            break;
        case REGISTER_QUERY:
            table->queryCallback(message);
            break;
        case REGISTER_QUERY_LIBRARY:
            table->queryLibraryCallback(message);
            break;
        case REGISTER_LOAD_LIBRARY:
            table->queryCallback(message);
            break;
        case UPDATE_CALLBACK:
            table->updateCallback(message);
            break;
 
        default:
            message.setExceptionInfo(SERVER_FAILURE, "Invalid registration manager operation");
            // make sure the data message buffer is not passed back.
            message.freeMessageData();
            break;
    }
}
 
 
/**
 * Perform any cleanup of process-specific resources
 * when the process terminates.
 *
 * @param session The session id of the session going away.
 */
void ServerRegistrationManager::cleanupProcessResources(SessionID session)
{
    // just free up any registrations associated with this
    // session.
    freeProcessRegistrations(session);
}