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Posted

Who cares about Domain Rules?

, 20 Nov 2006 MIT
With this article, I am evolving a domain problem towards the best possible solution.
BusinessRules
0 - Procedural_Way
0 - Procedural_Way.smp
ProceduralWay.cd
Tests
1 - Evolution One
1 - Evolution One.smp
EvolutionOne.cd
Tests
2 - Evolution Two
2 - Evolution Two.smp
EvolutionTwo.cd
Tests
3 - Evolution Three
3 - Evolution Three.smp
EvolutionThree.cd
IncomeTaxEngine.cd
Tests
4 - Evolution Four
4 - Evolution Four.smp
EvolutionFour.cd
Tests
5 - Evolution Five
5 - Evolution Five.smp
EvolutionFive.cd
TaxBandGenerator.cd
Tests
bin
Debug
BusinessRules.dll
BusinessRules.dll.lastcodeanalysissucceeded
NMock2.dll
BusinessRules.csproj.user
obj
Debug
BusinessRules.dll
TempPE
Properties
Tools
NMock2.dll
nunit.framework.dll
namespace BusinessRules.Evolution_Five
{
    /// <summary>
    /// Interface describing the income tax engine for performing tax calculations.
    /// </summary>
    public interface IIncomeTaxEngine
    {
        /// <summary>
        /// Calculates the tax rate for an investor.
        /// </summary>
        /// <param name="income">The investor.</param>
        /// <returns>Returns a double representing the tax liability for the investor.</returns>
        double CalculateTaxRate(double income);

        /// <summary>
        /// Calculates the tax liability for an investor.
        /// </summary>
        /// <param name="income">The investor.</param>
        /// <returns>Returns a double representing the tax rate for the investor.</returns>
        double CalculateTaxLiability(double income);
    }
}

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This article, along with any associated source code and files, is licensed under The MIT License

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About the Author

Maruis Marais
Web Developer
New Zealand New Zealand
No Biography provided

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