SpawnableTask.h

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// $Id: SpawnableTask.h,v 1.2 2009/08/13 21:34:51 eml Exp $

#ifndef GCP_UTIL_SPAWNABLETASK_H
#define GCP_UTIL_SPAWNABLETASK_H

#include "gcp/util/common/GenericTask.h"
#include "gcp/util/common/RunnableTask.h"

#include <iostream>

namespace gcp {
  namespace util {

    template <class Msg>
      class SpawnableTask : public gcp::util::GenericTask<Msg>,
      public RunnableTask {

      public:

      SpawnableTask(bool spawn) : RunnableTask(spawn) {}

      virtual ~SpawnableTask() {};

      protected:
      
      // All the work in this class is done by processMsg().  
      //
      // Inheritors need only define what this function does for
      // different message types, and the rest will run itself.

      virtual void processMsg(Msg* msg) {};

      void run() {
    try {
      GenericTask<Msg>::run();
    } catch(Exception& err) {
      COUT("Caught an exception: " << err.what());
    } catch(...) {
      COUT("Caught an exception");
    }
      }

    }; // End class SpawnableTask

  } // End namespace util
} // End namespace gcp



#endif // End #ifndef GCP_UTIL_SPAWNABLETASK_H