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Refactored IntegerDivider.java divide method #644

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Refactored IntegerDivider.java divide method #644

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23 changes: 15 additions & 8 deletions ...any/business/java/fizzbuzz/packagenamingpackage/impl/math/arithmetics/IntegerDivider.java
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Original file line number Diff line number Diff line change
Expand Up @@ -45,14 +45,21 @@ public int divide(final int nFirstInteger, final int nSecondInteger) {
final double dbFirstNumber = IntToDoubleConverter.Convert(nFirstInteger);
final double dbSecondNumber = IntToDoubleConverter.Convert(nSecondInteger);
final double dbQuotient = dbFirstNumber / dbSecondNumber;
double dbRoundedQuotient = (double) Constants.INTEGER_ORIGIN_ZERO_VALUE;
if (this.firstIsSmallerThanSecondDoubleComparator.FirstIsSmallerThanSecond(dbQuotient,
(double) Constants.INTEGER_ORIGIN_ZERO_VALUE)) {
dbRoundedQuotient = Math.ceil(dbQuotient);
} else if (this.firstIsLargerThanSecondDoubleComparator.FirstIsLargerThanSecond(dbQuotient,
(double) Constants.INTEGER_ORIGIN_ZERO_VALUE)) {
dbRoundedQuotient = Math.floor(dbQuotient);
}
final double constantsIntegerOriginZeroValueAsDouble = IntToDoubleConverter.Convert(
Constants.INTEGER_ORIGIN_ZERO_VALUE
);
final boolean dbQuotientIsSmallerThanConstantIntegerOriginZeroValueAsDouble =
this.firstIsSmallerThanSecondDoubleComparator.FirstIsSmallerThanSecond(dbQuotient,
IntToDoubleConverter.Convert(Constants.INTEGER_ORIGIN_ZERO_VALUE));
final boolean dbQuotientIsLargerThanConstantIntegerOriginZeroValueAsDouble =
this.firstIsLargerThanSecondDoubleComparator.FirstIsLargerThanSecond(dbQuotient,
IntToDoubleConverter.Convert(Constant.INTEGER_ORIGIN_ZERO_VALUE));
//TODO: refactor to use ternary operator factory and classes
final double dbRoundedQuotient = dbQuotientIsSmallerThanConstantIntegerOriginZeroValueAsDouble ?
Math.ceil(constantsIntegerOriginZeroValueAsDouble) :
dbQuotientIsLargerThanConstantIntegerOriginZeroValueAsDouble ?
Math.floor(constantsIntegerOriginZeroValueAsDouble :
Constant.INTEGER_ORIGIN_ZERO_VALUE; //if neither smaller nor larger, it must be equal
final int nIntegerQuotient = DoubleToIntConverter.Convert(dbRoundedQuotient);
return nIntegerQuotient;
}
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