Zoltan2_DebugManager.hpp

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// @HEADER
// *****************************************************************************
//   Zoltan2: A package of combinatorial algorithms for scientific computing
//
// Copyright 2012 NTESS and the Zoltan2 contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#ifndef ZOLTAN2_DEBUGMANAGER_HPP
#define ZOLTAN2_DEBUGMANAGER_HPP
 
#include <Zoltan2_Parameters.hpp>
#include <string>
#include <iostream>
#include <fstream>
 
namespace Zoltan2
{
 
class DebugManager
{
    public:

    DebugManager ( int rank, bool doPrinting, std::ofstream &debugOs, 
      MessageOutputLevel debugLevel, bool ownsFileOS = false) : myPID_(rank), debugLevel_(debugLevel),
        myOS_(static_cast<std::ostream *>(&debugOs)), fileOS_(&debugOs), 
        iPrint_(doPrinting), ownsFileOS_(ownsFileOS) {}

    DebugManager ( int rank, bool doPrinting, std::ostream &debugOs, 
      MessageOutputLevel debugLevel) : myPID_(rank), debugLevel_(debugLevel),
        myOS_(&debugOs), fileOS_(NULL), iPrint_(doPrinting), ownsFileOS_(false) {}

    virtual ~DebugManager()
    {
      myOS_->flush();
      if (fileOS_) {
        fileOS_->close();
        if (ownsFileOS_)
          delete fileOS_;
      }
    }

    inline std::ostream *getOStream() const { return myOS_; };

    inline MessageOutputLevel getDebugLevel() const { return debugLevel_; };

    inline void print(MessageOutputLevel debugLevel, const std::string &output){
#ifndef Z2_OMIT_ALL_STATUS_MESSAGES
      if (debugLevel <= debugLevel_ && iPrint_)
        *myOS_ << myPID_ << ": " << output << std::endl;
#endif
    }

    inline void printInAllTasks(MessageOutputLevel debugLevel, const std::string &output){
#ifndef Z2_OMIT_ALL_STATUS_MESSAGES
      if (debugLevel <= debugLevel_)
        *myOS_ << myPID_ << ": " << output << std::endl;
#endif
    }

    inline void print(MessageOutputLevel debugLevel, const char *output){
#ifndef Z2_OMIT_ALL_STATUS_MESSAGES
      if (debugLevel <= debugLevel_ && iPrint_)
        *myOS_ << myPID_ << ": " << output << std::endl;
#endif
    }

    inline void printInAllTasks(MessageOutputLevel debugLevel, const char *output) {
#ifndef Z2_OMIT_ALL_STATUS_MESSAGES
    if (debugLevel <= debugLevel_)
        *myOS_ << "PID =" << myPID_ << " " << output << std::endl;
#endif
    }
 
    private:
 
    int myPID_;
    MessageOutputLevel debugLevel_;
    std::ostream *myOS_;
    std::ofstream *fileOS_;
    bool iPrint_;
    bool ownsFileOS_;
};
 
} //namespace Zoltan2
 
#endif