/*
Copyright (c) Microsoft Corporation

All rights reserved.

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in 
compliance with the License.  You may obtain a copy of the License 
at http://www.apache.org/licenses/LICENSE-2.0   


THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, EITHER 
EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED WARRANTIES OR CONDITIONS OF 
TITLE, FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABLITY OR NON-INFRINGEMENT.  


See the Apache Version 2.0 License for specific language governing permissions and 
limitations under the License. 

*/

#pragma once

DRCLASS(DrGraphExecutor) : public DrCritSec, public DrErrorListener
{
public:
    DrGraphExecutor();
    ~DrGraphExecutor();

    DrGraphPtr Initialize(DrGraphParametersPtr parameters);

    void Run();
    DrErrorPtr Join();

    virtual void ReceiveMessage(DrErrorRef exitStatus);

private:
    DrGraphRef  m_graph;
    HANDLE      m_event;
    DrErrorRef  m_exitStatus;
};
DRREF(DrGraphExecutor);