ATFloatOrDerived.hpp

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/*
 * Copyright (c) 2001-2006
 *     DecisionSoft Limited. All rights reserved.
 * Copyright (c) 2004-2006
 *     Progress Software Corporation. All rights reserved.
 * Copyright (c) 2004-2006
 *     Oracle. All rights reserved.
 *
 * See the file LICENSE for redistribution information.
 *
 * $Id: ATFloatOrDerived.hpp,v 1.8 2006/11/01 16:37:14 jpcs Exp $
 */

#ifndef _ATFLOATORDERIVED_HPP
#define _ATFLOATORDERIVED_HPP

#include <xercesc/util/XercesDefs.hpp>
#include <xqilla/framework/XQillaExport.hpp>
#include <xqilla/items/Numeric.hpp>

class XQILLA_API ATFloatOrDerived : public Numeric
{
public:
  typedef RefCountPointer<const ATFloatOrDerived> Ptr;

  /* Get the name of the primitive type (basic type) of this type
   * (ie "decimal" for xs:decimal) */
  virtual const XMLCh* getPrimitiveTypeName() const = 0;

  /* Get the namespace URI for this type */
  virtual const XMLCh* getTypeURI() const = 0;

  /* Get the name of this type  (ie "integer" for xs:integer) */
  virtual const XMLCh* getTypeName() const = 0;

  /* returns the XMLCh* (canonical) representation of this type */
  virtual const XMLCh* asString(const DynamicContext* context) const = 0;

  /* Promote this to the given type, if possible */
  virtual Numeric::Ptr promoteTypeIfApplicable(const XMLCh* typeURI, const XMLCh* typeName, const DynamicContext* context) const = 0;

  virtual Numeric::Ptr add(const Numeric::Ptr &other, const DynamicContext* context) const = 0;

  virtual Numeric::Ptr subtract(const Numeric::Ptr &other, const DynamicContext* context) const = 0;

  virtual Numeric::Ptr multiply(const Numeric::Ptr &other, const DynamicContext* context) const = 0;

  virtual Numeric::Ptr divide(const Numeric::Ptr &other, const DynamicContext* context) const = 0;

  virtual Numeric::Ptr mod(const Numeric::Ptr &other, const DynamicContext* context) const = 0;

  virtual Numeric::Ptr floor(const DynamicContext* context) const = 0;

  virtual Numeric::Ptr ceiling(const DynamicContext* context) const = 0;

  virtual Numeric::Ptr round(const DynamicContext* context) const = 0;

  virtual Numeric::Ptr roundHalfToEven(const Numeric::Ptr &precision, const DynamicContext* context) const = 0;

  virtual Numeric::Ptr invert(const DynamicContext* context) const = 0;
  
  /* Is this xs:double not a number */
  virtual bool isNaN() const = 0;

  /* Is this xs:double infinite? */
  virtual bool isInfinite() const = 0;

  virtual bool isZero() const = 0;

  virtual bool isPositive() const = 0;

  virtual bool isNegative() const = 0;  

  virtual AnyAtomicType::AtomicObjectType getPrimitiveTypeIndex() const = 0;

  virtual const MAPM &asMAPM() const = 0;

  virtual State getState() const = 0;
};

#endif //  _ATFLOATORDERIVED_HPP

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