gdbHashKey.h

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/******************************************************************************
** Copyright (c) 2014 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/

#pragma once

#include "gdb/gdbDefines.h"
#include <vlutil/vlHashKeys.h>

// class DtGdbHashKey:
//
// Instances of DtGdbHashKey are used as a hash key made 
// from an integer. This is a simplified version of DtIntHashKey
// from vlutil, for use in DtNodeMap. Differences -- does not have
// a string representation; includes a default constructor.

class DT_DLL_gdb DtGdbHashKey : public DtBaseHashKey
{
public:

  // default constructor 
   DtGdbHashKey();

   // constructor
   DtGdbHashKey(unsigned long num);

   // destructor
   virtual ~DtGdbHashKey();

   // copy constructor
   DtGdbHashKey(const DtGdbHashKey& orig);

   // assignment operator
   DtGdbHashKey& operator=(const DtGdbHashKey& orig);

   // get the string representation of this key
   virtual const DtString stringRep() const;

   // make a copy of this hash key
   virtual DtBaseHashKey* clone() const;

protected:

   // compute the hashed value for this key
   virtual DtU64 computeHashValue();

protected:
   DtU64 myNum;
};

inline DtGdbHashKey::DtGdbHashKey() :
   DtBaseHashKey(),
   myNum(0)
{
}

inline DtGdbHashKey::~DtGdbHashKey()
{
}