CompiledExpression.h

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#ifndef _MADARA_COMPILED_EXPRESSION_H_
#define _MADARA_COMPILED_EXPRESSION_H_
 
#ifndef _MADARA_NO_KARL_
 
#include <string>
#include "madara/MadaraExport.h"
#include "madara/expression/ExpressionTree.h"
 
namespace madara
{
namespace expression
{
class SystemCallEval;
}
namespace knowledge
{
class ThreadSafeContext;
class KnolwedgeBaseImpl;
class Variables;
class KnowledgeBase;
class Function;
 
class MADARA_EXPORT CompiledExpression
{
public:
  // class KnowledgeBaseImpl;
  friend class ThreadSafeContext;
  friend class KnowledgeBaseImpl;
  friend class Variables;
  friend class KnowledgeBase;
  friend class expression::SystemCallEval;
  friend class Function;
 
  CompiledExpression();
 
  CompiledExpression(const CompiledExpression& ce);
 
  ~CompiledExpression();
 
  void operator=(const CompiledExpression& ce);
 
  expression::ComponentNode* get_root(void);
 
private:
  std::string logic;
 
  madara::expression::ExpressionTree expression;
};
}
}
 
#endif  // _MADARA_NO_KARL_
 
#endif  // _MADARA_COMPILED_EXPRESSION_H_