无废话C#设计模式之十七：Chain Of Resp
2009-04-02 08:23:09 来源：WEB开发网示例代码
using System;
using System.Collections.Generic;
using System.Text;
namespace ChainOfRespExample
{
class Program
{
static List<CustomerService> gmTeam = new List<CustomerService>();
static List<CustomerService> managerTeam = new List<CustomerService>();
static List<CustomerService> directorTeam = new List<CustomerService>();
static Random random = new Random();
static void InitCOR()
{
if (managerTeam.Count > 0)
{
foreach (CustomerService cs in gmTeam)
cs.SetLeader(managerTeam[random.Next(managerTeam.Count)]);
}
else
{
foreach (CustomerService cs in gmTeam)
cs.SetLeader(directorTeam[random.Next(directorTeam.Count)]);
}
foreach (CustomerService cs in managerTeam)
cs.SetLeader(directorTeam[random.Next(directorTeam.Count)]);
// These configs above depends on business logic.
}
static void InitGM()
{
for (int i = 1; i <= 9; i++)
{
CustomerService gm = new NormalGM("gm" + i);
gm.SetResponsibleCaseCategory(new int[] { 1, 2 });
gmTeam.Add(gm);
}
for (int i = 1; i <= 2; i++)
{
CustomerService manager = new GMManager("manager" + i);
manager.SetResponsibleCaseCategory(new int[] { 3, 4 });
managerTeam.Add(manager);
}
for (int i = 1; i <=1; i++)
directorTeam.Add(new GMDirector("director" + i));
// These configs above should be from database.
}
static void Main(string[] args)
{
InitGM();
InitCOR();
CustomerService gm = gmTeam[random.Next(gmTeam.Count)];
gm.HandleCase(new Case(1, false));
Console.WriteLine(Environment.NewLine);
gm = gmTeam[random.Next(gmTeam.Count)];
gm.HandleCase(new Case(2, true));
Console.WriteLine(Environment.NewLine);
gm = gmTeam[random.Next(gmTeam.Count)];
gm.HandleCase(new Case(3, false));
Console.WriteLine(Environment.NewLine);
gm = gmTeam[random.Next(gmTeam.Count)];
gm.HandleCase(new Case(4, true));
Console.WriteLine(Environment.NewLine);
gm = gmTeam[random.Next(gmTeam.Count)];
gm.HandleCase(new Case(5, true));
}
}
class Case
{
private int caseCategory;
public int CaseCategory
{
get { return caseCategory; }
}
private bool importantCase;
public bool ImportantCase
{
get { return importantCase; }
}
private string reply;
public string Reply
{
get { return reply ; }
set { reply = value; }
}
public Case(int caseCategory, bool importantCase)
{
this.caseCategory = caseCategory;
this.importantCase = importantCase;
}
}
abstract class CustomerService
{
protected CustomerService leader;
protected List<int> responsibleCaseCategory = new List<int>();
protected string name;
public string Name
{
get { return name; }
}
public CustomerService(string name)
{
this.name = name;
}
public void SetLeader(CustomerService leader)
{
this.leader = leader;
}
public abstract void HandleCase(Case gameCase);
public void SetResponsibleCaseCategory(int[] responsibleCaseCategory)
{
foreach (int i in responsibleCaseCategory)
this.responsibleCaseCategory.Add(i);
}
}
class NormalGM : CustomerService
{
public NormalGM(string name) : base(name) { }
public override void HandleCase(Case gameCase)
{
if (responsibleCaseCategory.Contains(gameCase.CaseCategory))
{
gameCase.Reply = "OK";
Console.WriteLine("The case has been replied by " + name);
if (gameCase.ImportantCase)
{
Console.WriteLine("The reply should be checked.");
leader.HandleCase(gameCase);
}
else
Console.WriteLine("The reply has been sent to player.");
}
else if (leader != null)
{
Console.WriteLine(string.Format("{0} reports this case to {1}.", name, leader.Name));
leader.HandleCase(gameCase);
}
}
}
class GMManager : CustomerService
{
public GMManager(string name) : base(name) { }
public override void HandleCase(Case gameCase)
{
if (responsibleCaseCategory.Contains(gameCase.CaseCategory))
{
gameCase.Reply = "OK";
Console.WriteLine("The case has been replied by " + name);
if (gameCase.ImportantCase)
{
Console.WriteLine("The reply should be checked.");
leader.HandleCase(gameCase);
}
else
Console.WriteLine("The reply has been sent to player.");
}
else if (gameCase.Reply != null)
{
Console.WriteLine("The case has been checked by " + name);
Console.WriteLine("The reply has been sent to player.");
}
else if (leader != null)
{
Console.WriteLine(string.Format("{0} reports this case to {1}.", name, leader.Name));
leader.HandleCase(gameCase);
}
}
}
class GMDirector : CustomerService
{
public GMDirector(string name) : base(name) { }
public override void HandleCase(Case gameCase)
{
if (gameCase.Reply != null)
{
Console.WriteLine("The case has been checked by " + name);
Console.WriteLine("The reply has been sent to player.");
}
else
{
gameCase.Reply = "OK";
Console.WriteLine("The case has been replied by " + name);
Console.WriteLine("The reply has been sent to player.");
}
}
}
}
中查找“无废话C#设计模式之十七：Chain Of Resp”更多相关内容
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