/* * Copyright (c) 2001, 2008, * DecisionSoft Limited. All rights reserved. * Copyright (c) 2004, 2011, * Oracle and/or its affiliates. All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef __NUMERIC_HPP #define __NUMERIC_HPP #include #include #include class DynamicContext; class StaticContext; class MAPM; class XQILLA_API Numeric : public AnyAtomicType { public: typedef RefCountPointer Ptr; /* is this type numeric? Return true */ virtual bool isNumericValue() const { return true; }; /* 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(AnyAtomicType::AtomicObjectType typeIndex, const DynamicContext* context) const = 0; /* returns true if the two Numeric values are equal * false otherwise */ virtual bool equals(const AnyAtomicType::Ptr &target, const DynamicContext* context) const; /** Returns true if this is less than other, false otherwise */ virtual bool lessThan(const Numeric::Ptr &other, const DynamicContext* context) const; /** Returns true if this is greater than other, false otherwise */ virtual bool greaterThan(const Numeric::Ptr &other, const DynamicContext* context) const; /** Returns less than 0 if this is less that other, 0 if they are the same, and greater than 0 otherwise */ virtual int compare(const Numeric::Ptr &other, const DynamicContext *context) const; /** Returns a Numeric object which is the sum of this and other */ virtual Numeric::Ptr add(const Numeric::Ptr &other, const DynamicContext* context) const = 0; /** Returns a Numeric object which is the difference of this and * other */ virtual Numeric::Ptr subtract(const Numeric::Ptr &other, const DynamicContext* context) const = 0; /** Returns a Numeric object which is the product of this and other */ virtual Numeric::Ptr multiply(const Numeric::Ptr &other, const DynamicContext* context) const = 0; /** Returns a Numeric object which is the quotient of this and other */ virtual Numeric::Ptr divide(const Numeric::Ptr &other, const DynamicContext* context) const = 0; /** Returns the arithmetic product of its operands as a Numeric */ virtual Numeric::Ptr mod(const Numeric::Ptr &other, const DynamicContext* context) const = 0; /** Returns the floor of this Numeric */ virtual Numeric::Ptr floor(const DynamicContext* context) const = 0; /** Returns the ceiling of this Numeric */ virtual Numeric::Ptr ceiling(const DynamicContext* context) const = 0; /** Rounds this Numeric */ virtual Numeric::Ptr round(const DynamicContext* context) const = 0; /** Rounds this Numeric to the given precision, and rounds a half to even */ virtual Numeric::Ptr roundHalfToEven(const Numeric::Ptr &precision, const DynamicContext* context) const = 0; /** Returns the Additive inverse of this Numeric */ virtual Numeric::Ptr invert(const DynamicContext* context) const = 0; /** Returns the absolute value of this Numeric */ virtual Numeric::Ptr abs(const DynamicContext* context) const = 0; /** Returns the squart root of this Numeric */ virtual Numeric::Ptr sqrt(const DynamicContext* context) const = 0; /** Returns the sin of this Numeric */ virtual Numeric::Ptr sin(const DynamicContext* context) const = 0; /** Returns the cos root of this Numeric */ virtual Numeric::Ptr cos(const DynamicContext* context) const = 0; /** Returns the tan of this Numeric */ virtual Numeric::Ptr tan(const DynamicContext* context) const = 0; /** Returns the asin of this Numeric */ virtual Numeric::Ptr asin(const DynamicContext* context) const = 0; /** Returns the acos of this Numeric */ virtual Numeric::Ptr acos(const DynamicContext* context) const = 0; /** Returns the atan of this Numeric */ virtual Numeric::Ptr atan(const DynamicContext* context) const = 0; /** Returns the ln of this Numeric */ virtual Numeric::Ptr log(const DynamicContext* context) const = 0; /** Returns the exp of this Numeric */ virtual Numeric::Ptr exp(const DynamicContext* context) const = 0; /** Returns a Numeric object which is this raised to the power of other */ virtual Numeric::Ptr power(const Numeric::Ptr &other, const DynamicContext* context) const = 0; /** Does this Numeric have value 0? */ virtual bool isZero() const = 0; /** Is this Numeric positive? */ virtual bool isPositive() const = 0; /** Is this Numeric negative? */ virtual bool isNegative() const = 0; /* Is this floating point value not a number? */ virtual bool isNaN() const = 0; /* Is this floating point value infinite? */ virtual bool isInfinite() const = 0; /* Is this floating point value infinite? */ virtual bool isInteger() const; virtual AnyAtomicType::AtomicObjectType getPrimitiveTypeIndex() const = 0; virtual const MAPM &asMAPM() const = 0; virtual double asDouble() const; virtual int asInt() const; enum State { NEG_INF = 0, NEG_NUM = 1, NUM = 2, INF = 3, NaN = 4 }; virtual State getState() const = 0; static const XMLCh NaN_string[]; static const XMLCh NAN_string[]; static const XMLCh INF_string[]; static const XMLCh NegINF_string[]; static const XMLCh NegZero_string[]; static const XMLCh PosZero_string[]; static void checkFloatLimits(Numeric::State &state, MAPM &value); static void checkDoubleLimits(Numeric::State &state, MAPM &value); static const XMLCh *asDecimalString(const MAPM &value, int significantDigits, const StaticContext* context); static const XMLCh *asDoubleString(State state, const MAPM &value, int significantDigits, const StaticContext* context); protected: virtual AnyAtomicType::Ptr castAsInternal(AtomicObjectType targetIndex, const XMLCh* targetURI, const XMLCh* targetType, const DynamicContext* context) const; const XMLCh *asDecimalString(int significantDigits, const StaticContext* context) const; const XMLCh *asDoubleString(int significantDigits, const StaticContext* context) const; }; #endif // __NUMERIC_HPP