PerformComparison Class Reference

Helper class for ComparisonFactory::fromLexical() which exposes CastingPlatform appropriately. More...

Inheritance diagram for PerformComparison:

Public Functions
const SourceLocationReflection *	actualReflection () const
bool	operator() (const AtomicValue::Ptr &operand1, const AtomicValue::Ptr &operand2, const SchemaType::Ptr &type, const ReportContext::Ptr &context)
AtomicComparator::Operator	operatorID () const
	PerformComparison (const SourceLocationReflection *const sourceLocationReflection, const AtomicComparator::Operator op)
Public Functions inherited from QPatternist::SourceLocationReflection
virtual QString	description () const
virtual QSourceLocation	sourceLocation () const
	SourceLocationReflection ()
virtual	~SourceLocationReflection ()

Properties
const AtomicComparator::Operator	m_operator
const SourceLocationReflection *const	m_sourceReflection

Additional Inherited Members
Protected Functions inherited from QPatternist::ComparisonPlatform< PerformComparison, true >
const AtomicComparator::Ptr &	comparator () const
bool	compare (const Item &i1, const Item &i2, const AtomicComparator::Ptr &comp, const AtomicComparator::Operator op) const
	Compares i1 and i2 with operator op, using comparator comp. All input arguments must be valid, and not null. More...
	ComparisonPlatform ()
AtomicComparator::ComparisonResult	detailedFlexibleCompare (const Item &it1, const Item &it2, const DynamicContext::Ptr &context) const
	like flexibleCompare(), but returns the result as an AtomicComparator::Operator instead of bool. More...
AtomicComparator::Ptr	fetchComparator (const ItemType::Ptr &type1, const ItemType::Ptr &type2, const ReportContext::Ptr &context) const
bool	flexibleCompare (const Item &it1, const Item &it2, const DynamicContext::Ptr &context) const
	Compares it1 against it2, using comparator() and operatorID(). More...
void	prepareComparison (const AtomicComparator::Ptr &comparator)
void	useCaseInsensitiveComparator ()

Detailed Description

Helper class for ComparisonFactory::fromLexical() which exposes CastingPlatform appropriately.

Definition at line 59 of file qcomparisonfactory.cpp.

Constructors and Destructors

PerformComparison()

PerformComparison::PerformComparison ( const SourceLocationReflection *const  sourceLocationReflection, const AtomicComparator::Operator  op  )

inline

Definition at line 63 of file qcomparisonfactory.cpp.

                                                         : m_sourceReflection(sourceLocationReflection)
                                                           , m_operator(op)
    {
        Q_ASSERT(m_sourceReflection);
    }

Functions

actualReflection()

const SourceLocationReflection* PerformComparison::actualReflection ( ) const

inlinevirtual

Implements QPatternist::SourceLocationReflection.

Definition at line 100 of file qcomparisonfactory.cpp.

    {
        return m_sourceReflection;
    }

operator()()

bool PerformComparison::operator() ( const AtomicValue::Ptr &  operand1, const AtomicValue::Ptr &  operand2, const SchemaType::Ptr &  type, const ReportContext::Ptr &  context  )

inline

Definition at line 70 of file qcomparisonfactory.cpp.

    {
        const ItemType::Ptr asItemType((AtomicType::Ptr(type)));

        /* One area where the Query Transform world differs from the Schema
         * world is that @c xs:duration is not considedered comparable, because
         * it's according to Schema is partially comparable. This means
         * ComparisonPlatform::fetchComparator() flags it as impossible, and
         * hence we need to override that.
         *
         * SchemaType::wxsTypeMatches() will return true for sub-types of @c
         * xs:duration as well, but that's ok since AbstractDurationComparator
         * works for them too. */
        if(BuiltinTypes::xsDuration->wxsTypeMatches(type))
            prepareComparison(AtomicComparator::Ptr(new AbstractDurationComparator()));
        else if (BuiltinTypes::xsGYear->wxsTypeMatches(type) ||
                 BuiltinTypes::xsGYearMonth->wxsTypeMatches(type) ||
                 BuiltinTypes::xsGMonth->wxsTypeMatches(type) ||
                 BuiltinTypes::xsGMonthDay->wxsTypeMatches(type) ||
                 BuiltinTypes::xsGDay->wxsTypeMatches(type))
            prepareComparison(AtomicComparator::Ptr(new AbstractDateTimeComparator()));
        else
            prepareComparison(fetchComparator(asItemType, asItemType, context));

        return flexibleCompare(operand1, operand2, context);
    }

operatorID()

AtomicComparator::Operator PerformComparison::operatorID ( ) const

inline

Definition at line 105 of file qcomparisonfactory.cpp.

    {
        return m_operator;
    }

Properties

m_operator

const AtomicComparator::Operator PerformComparison::m_operator

private

Definition at line 112 of file qcomparisonfactory.cpp.

m_sourceReflection

const SourceLocationReflection* const PerformComparison::m_sourceReflection

private

Definition at line 111 of file qcomparisonfactory.cpp.

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The documentation for this class was generated from the following file:

• /src/xmlpatterns/data/qcomparisonfactory.cpp