51 lines
1.0 KiB
C++
51 lines
1.0 KiB
C++
#ifndef DECIMALMATCHER_H_
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#define DECIMALMATCHER_H_
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#include "MatcherIF.h"
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template<typename T>
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class DecimalMatcher: public MatcherIF<T> {
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public:
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bool inverted;
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T mask, matchField;
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DecimalMatcher() :
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inverted(false), mask(0), matchField(0) {
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}
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DecimalMatcher(T mask, T match, bool inverted = false) :
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inverted(inverted), mask(mask), matchField(match) {
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}
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bool match(T input) {
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if (inverted) {
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return ~doMatch(input, mask, matchField);
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} else {
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return doMatch(input, mask, matchField);
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}
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}
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protected:
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bool doMatch(T input, T mask, T match) {
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T decimal = 1, remainderMask, remainderMatch, remainderInput;
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while (mask != 0) {
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remainderMask = mask % (decimal * 10);
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remainderMatch = match % (decimal * 10);
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remainderInput = input % (decimal * 10);
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if (remainderMask != 0) {
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if (remainderMatch != remainderInput) {
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return false;
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}
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}
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mask -= remainderMask;
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match -= remainderMatch;
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input -= remainderInput;
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decimal *= 10;
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}
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return true;
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}
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};
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#endif /* DECIMALMATCHER_H_ */
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