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drizzled/comp_creator.h
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 */
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#ifndef DRIZZLED_COMP_CREATOR_H
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#define DRIZZLED_COMP_CREATOR_H
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namespace drizzled
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{
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class Item;
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class Item_bool_func2;
 
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#pragma once
 
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#include <drizzled/common_fwd.h>
 
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namespace drizzled {
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class Comp_creator
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{
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public:
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  Comp_creator() {}                           /* Remove gcc warning */
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  virtual ~Comp_creator() {}                  /* Remove gcc warning */
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  virtual Item_bool_func2* create(Item *a, Item *b) const = 0;
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  virtual const char* symbol(bool invert) const = 0;
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} /* namespace drizzled */
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#endif /* DRIZZLED_COMP_CREATOR_H */