Gardient/behavioral-patterns
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Add CalculateMoney with visitor pattern

Browse Source
This commit is contained in:
Petrutiu Mihai
2016-07-06 14:45:43 +03:00
parent d5d4fc3f86
commit 3c1aa09ec0
7 changed files with 447 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src/BehavioralPatterns/Program.cs
View File

@@ -13,6 +13,7 @@ using System.Diagnostics;
using System.Linq;
using System.Threading.Tasks;
using TemplatePattern;
using VisitorPattern;
namespace BehavioralPatterns
{
@@ -31,6 +32,7 @@ namespace BehavioralPatterns
Console.Write("7: State Pattern\r\n");
Console.Write("8: Strategy Pattern\r\n");
Console.Write("9: Template method Pattern\r\n");
Console.Write("v: Visitor Pattern\r\n");
Console.Write("0: exit\r\n>");
var key = Console.ReadKey();
@@ -67,6 +69,9 @@ namespace BehavioralPatterns
case '9':
TemplatePatternExamples.Run();
break;
case 'v':
VisitorPatternExamples.Run();
break;
}
if (key.KeyChar == '0')
break;

36
src/VisitorPattern/CalculateMoney/WithVisitor/CalculateMoneyWithVisitorExample.cs Normal file
View File

@@ -0,0 +1,36 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
namespace VisitorPattern.CalculateMoney.WithVisitor
{
public class CalculateMoneyWithVisitorExample
{
public static void Run()
{
var suspect = new CorruptionSuspect();
suspect.MoneyBankAccounts.Add(new MoneyBankAccount { Ammount = 50000, InterestPerMonth = 0.00, Bank = "ING" });
suspect.MoneyBankAccounts.Add(new MoneyBankAccount { Ammount = 100000, InterestPerMonth = 0.02, Bank = "Bank of Uzbezkistan" });
suspect.MoneyBankAccounts.Add(new MoneyBankAccount { Ammount = 50000, InterestPerMonth = 0.01, Bank = "Bank of Libia" });
suspect.Valuables.Add(new Clock { EstimatedValue = 2500, InterestPerMonth = 0.00 });
suspect.Valuables.Add(new RealEstate { EstimatedValue = 250000, InterestPerMonth = 0.25 });
suspect.Loans.Add(new Loan { MonthlyPayment = 4000, Owed = 100000 });
MonthlyIncomeVisitor mVisitor = new MonthlyIncomeVisitor();
suspect.Accept(mVisitor);
Console.WriteLine("Monthly income: {0} ", mVisitor.MonthlyIncome);
NetWorthVisitor nVisitor = new NetWorthVisitor();
suspect.Accept(nVisitor);
Console.WriteLine("NetWorth: {0}", nVisitor.NetWorth);
NetWorth2Visitor n2Visitor = new NetWorth2Visitor();
suspect.Accept(n2Visitor);
Console.WriteLine("NetWorth2: {0}", n2Visitor.NetWorth);
}
}
}

112
src/VisitorPattern/CalculateMoney/WithVisitor/CorruptionSuspect.cs Normal file
View File

@@ -0,0 +1,112 @@
using System;
using System.Collections.Generic;
namespace VisitorPattern.CalculateMoney.WithVisitor
{
public class CorruptionSuspect : IAsset
{
public CorruptionSuspect()
{
MoneyBankAccounts = new List<MoneyBankAccount>();
Valuables = new List<Valuable>();
Loans = new List<Loan>();
Jobs = new List<Job>();
}
public List<MoneyBankAccount> MoneyBankAccounts { get; set; }
public List<Valuable> Valuables { get; set; }
public List<Loan> Loans { get; set; }
public List<Job> Jobs { get; set; }
public List<IAsset> Assets
{
get
{
List<IAsset> assets = new List<IAsset>();
assets.AddRange(MoneyBankAccounts);
assets.AddRange(Valuables);
assets.AddRange(Loans);
assets.AddRange(Jobs);
return assets;
}
}
public void Accept(IVisitor visitor)
{
foreach (var asset in Assets)
{
asset.Accept(visitor);
}
}
}
public interface IAsset
{
void Accept(IVisitor visitor);
}
public class Job : IAsset
{
public double Salary { get; set; }
public string JobTitle { get; set; }
public DateTime StartDate { get; set; }
public void Accept(IVisitor visitor)
{
visitor.Visit(this);
}
}
public class MoneyBankAccount : IAsset
{
public double Ammount { get; set; }
public double InterestPerMonth { get; set; }
public string Bank { get; set; }
public double GetNetWorth()
{
return Ammount;
}
public void Accept(IVisitor visitor)
{
visitor.Visit(this);
}
}
public class Valuable : IAsset
{
public double EstimatedValue { get; set; }
public double InterestPerMonth { get; set; }
public void Accept(IVisitor visitor)
{
visitor.Visit(this);
}
}
public class Clock : Valuable { }
public class RealEstate : Valuable { }
public class Art : Valuable { }
public class Loan : IAsset
{
public double Owed { get; set; }
public double MonthlyPayment { get; set; }
public void Accept(IVisitor visitor)
{
visitor.Visit(this);
}
}
}

87
src/VisitorPattern/CalculateMoney/WithVisitor/SuspectVisitors.cs Normal file
View File

@@ -0,0 +1,87 @@
using System;
namespace VisitorPattern.CalculateMoney.WithVisitor
{
public interface IVisitor
{
void Visit(MoneyBankAccount moneyBankAccount);
void Visit(Loan loan);
void Visit(Job job);
void Visit(Valuable valuable);
}
public class NetWorthVisitor : IVisitor
{
public double NetWorth { get; private set; }
public void Visit(Job job)
{
}
public void Visit(Valuable valuable)
{
NetWorth += valuable.EstimatedValue;
}
public void Visit(Loan loan)
{
NetWorth -= loan.Owed;
}
public void Visit(MoneyBankAccount moneyBankAccount)
{
NetWorth += moneyBankAccount.Ammount;
}
}
public class NetWorth2Visitor : IVisitor
{
public double NetWorth { get; private set; }
public void Visit(Job job)
{
}
public void Visit(Valuable valuable)
{
NetWorth += valuable.EstimatedValue;
}
public void Visit(Loan loan)
{
NetWorth -= loan.Owed + 215;
}
public void Visit(MoneyBankAccount moneyBankAccount)
{
NetWorth += moneyBankAccount.Ammount + 210;
}
}
public class MonthlyIncomeVisitor : IVisitor
{
public double MonthlyIncome { get; private set; }
public void Visit(Job job)
{
MonthlyIncome += job.Salary;
}
public void Visit(Valuable valuable)
{
}
public void Visit(Loan loan)
{
MonthlyIncome -= loan.MonthlyPayment;
}
public void Visit(MoneyBankAccount moneyBankAccount)
{
MonthlyIncome += moneyBankAccount.InterestPerMonth * moneyBankAccount.Ammount;
}
}
}

29
src/VisitorPattern/CalculateMoney/WithoutVisitor/CalculateMoneyMotivationalExample.cs Normal file
View File

@@ -0,0 +1,29 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
namespace VisitorPattern.CalculateMoney.WithoutVisitor
{
public class CalculateMoneyMotivationalExample
{
public static void Run()
{
var suspect = new CorruptionSuspect();
suspect.MoneyBankAccounts.Add(new MoneyBankAccount { Ammount = 50000, InterestPerMonth = 0.00, Bank = "ING" });
suspect.MoneyBankAccounts.Add(new MoneyBankAccount { Ammount = 100000, InterestPerMonth = 0.02, Bank = "Bank of Uzbezkistan" });
suspect.MoneyBankAccounts.Add(new MoneyBankAccount { Ammount = 50000, InterestPerMonth = 0.01, Bank = "Bank of Libia" });
suspect.Valuables.Add(new Clock { EstimatedValue = 2500, InterestPerMonth = 0.00 });
suspect.Valuables.Add(new RealEstate { EstimatedValue = 250000, InterestPerMonth = 0.25 });
suspect.Loans.Add(new Loan { MonthlyPayment = 4000, Owed = 100000 });
Console.WriteLine("Monthly income: {0} ", suspect.GetMonthlyIncome());
Console.WriteLine("NetWorth: {0} ", suspect.GetNetWorth());
Console.WriteLine("NetWorth2: {0} ", suspect.GetNetWorth2());
}
}
}

173
src/VisitorPattern/CalculateMoney/WithoutVisitor/CorruptionSuspect.cs Normal file
View File

@@ -0,0 +1,173 @@
using System;
using System.Collections.Generic;
namespace VisitorPattern.CalculateMoney.WithoutVisitor
{
public class CorruptionSuspect : IAsset
{
public CorruptionSuspect()
{
MoneyBankAccounts = new List<MoneyBankAccount>();
Valuables = new List<Valuable>();
Loans = new List<Loan>();
Jobs = new List<Job>();
}
public List<MoneyBankAccount> MoneyBankAccounts { get; set; }
public List<Valuable> Valuables { get; set; }
public List<Loan> Loans { get; set; }
public List<Job> Jobs { get; set; }
public List<IAsset> Assets
{
get
{
List<IAsset> assets = new List<IAsset>();
assets.AddRange(MoneyBankAccounts);
assets.AddRange(Valuables);
assets.AddRange(Loans);
assets.AddRange(Jobs);
return assets;
}
}
public double GetNetWorth()
{
double netWorth = 0;
foreach (var asset in Assets)
{
netWorth += asset.GetNetWorth();
}
return netWorth;
}
public double GetNetWorth2()
{
double netWorth = 0;
foreach (var asset in Assets)
{
netWorth += asset.GetNetWorth2();
}
return netWorth;
}
public double GetMonthlyIncome()
{
double monthlyIncome = 0;
foreach (var asset in Assets)
{
monthlyIncome += asset.GetMonthlyIncome();
}
return monthlyIncome;
}
}
public interface IAsset
{
double GetNetWorth();
double GetNetWorth2();
double GetMonthlyIncome();
}
public class Job : IAsset
{
public double Salary { get; set; }
public string JobTitle { get; set; }
public DateTime StartDate { get; set; }
public double GetNetWorth()
{
return 0;
}
public double GetNetWorth2()
{
return 0;
}
public double GetMonthlyIncome()
{
return Salary;
}
}
public class MoneyBankAccount : IAsset
{
public double Ammount { get; set; }
public double InterestPerMonth { get; set; }
public string Bank { get; set; }
public double GetNetWorth()
{
return Ammount;
}
public double GetNetWorth2()
{
return Ammount + 210;
}
public double GetMonthlyIncome()
{
return InterestPerMonth * Ammount;
}
}
public class Valuable : IAsset
{
public double EstimatedValue { get; set; }
public double InterestPerMonth { get; set; }
public double GetMonthlyIncome()
{
return 0;
}
public double GetNetWorth()
{
return EstimatedValue;
}
public double GetNetWorth2()
{
return EstimatedValue;
}
}
public class Clock : Valuable { }
public class RealEstate : Valuable { }
public class Art : Valuable { }
public class Loan : IAsset
{
public double Owed { get; set; }
public double MonthlyPayment { get; set; }
public double GetNetWorth()
{
return -Owed;
}
public double GetNetWorth2()
{
return -(Owed + 215);
}
public double GetMonthlyIncome()
{
return -MonthlyPayment;
}
}
}

5
src/VisitorPattern/VisitorPatternExamples.cs
View File

@@ -2,6 +2,9 @@
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using VisitorPattern.CalculateMoney;
using VisitorPattern.CalculateMoney.WithoutVisitor;
using VisitorPattern.CalculateMoney.WithVisitor;
namespace VisitorPattern
{
@@ -13,7 +16,9 @@ namespace VisitorPattern
public static void Run()
{
CalculateMoneyMotivationalExample.Run();
CalculateMoneyWithVisitorExample.Run();
}
public static string GetDescription()