73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
/*
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* Copyright (C) 2001, International Business Machines Corporation and others. All Rights Reserved.
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**********************************************************************
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* Date Name Description
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* 07/26/01 aliu Creation.
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**********************************************************************
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*/
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#ifndef QUANT_H
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#define QUANT_H
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#include "unicode/unifunct.h"
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#include "unicode/unimatch.h"
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U_NAMESPACE_BEGIN
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class Quantifier : public UnicodeFunctor, public UnicodeMatcher {
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public:
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enum { MAX = 0x7FFFFFFF };
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Quantifier(UnicodeFunctor *adoptedMatcher,
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uint32_t minCount, uint32_t maxCount);
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Quantifier(const Quantifier& o);
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virtual ~Quantifier();
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/**
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* UnicodeFunctor API. Cast 'this' to a UnicodeMatcher* pointer
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* and return the pointer.
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*/
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virtual UnicodeMatcher* toMatcher() const;
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/**
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* Implement UnicodeFunctor
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*/
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virtual UnicodeFunctor* clone() const;
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/**
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* Implement UnicodeMatcher
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*/
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virtual UMatchDegree matches(const Replaceable& text,
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int32_t& offset,
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int32_t limit,
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UBool incremental);
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/**
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* Implement UnicodeMatcher
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*/
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virtual UnicodeString& toPattern(UnicodeString& result,
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UBool escapeUnprintable = FALSE) const;
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/**
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* Implement UnicodeMatcher
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*/
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virtual UBool matchesIndexValue(uint8_t v) const;
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private:
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static void appendNumber(UnicodeString& result, int32_t n);
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UnicodeFunctor* matcher; // owned
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uint32_t minCount;
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uint32_t maxCount;
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};
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U_NAMESPACE_END
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#endif
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