Interpreter 根据定义的一组合成规则，可以利用解释器模式生成可执行对象

Command
 1using System;
 2using System.Collections.Generic;
 3using System.Text;
 4
 5namespace Gof.Test.Interpreter
 6{
 7    public abstract class Command
 8    {
 9        public Command()
10        {
11            _result = 0;
12        }
13
14        public Command(int result)
15        {
16            _result = result;
17        }
18
19        public int _result;
20
21        public abstract void Excute();
22    }
23}

AddOneCommand
 1using System;
 2using System.Collections.Generic;
 3using System.Text;
 4
 5namespace Gof.Test.Interpreter
 6{
 7    public class AddOneCommand : Command
 8    {
 9        public override void Excute()
10        {
11            _result += 1;
12            Console.WriteLine(_result.ToString());
13        }
14    }
15}

AddTwoCommand
 1using System;
 2using System.Collections.Generic;
 3using System.Text;
 4
 5namespace Gof.Test.Interpreter
 6{
 7    public class AddTwoCommand : Command
 8    {
 9        public override void Excute()
10        {
11            _result += 2;
12            Console.WriteLine(_result.ToString());
13        }
14    }
15}

CommandSequence
 1using System;
 2using System.Collections.Generic;
 3using System.Text;
 4
 5namespace Gof.Test.Interpreter
 6{
 7    public class CommandSequence : Command
 8    {
 9        private IList<Command> list = new List<Command>();
10
11        public IList<Command> Commands
12        {
13            get
14            {
15                return list;
16            }
17            set
18            {
19                list = value;
20            }
21        }
22
23        public override void Excute()
24        {
25            foreach (Command c in list)
26            {
27                c.Excute();
28            }
29        }
30    }
31}

客户代码
 1            Interpreter.Command addone = new AddOneCommand();
 2            Interpreter.Command addtwo = new AddTwoCommand();
 3            CommandSequence sequence = new CommandSequence();
 4            sequence.Commands.Add(addone);
 5            sequence.Commands.Add(addtwo);
 6            sequence.Commands.Add(addtwo);
 7            sequence.Commands.Add(addone);
 8            sequence.Commands.Add(addtwo);
 9            sequence.Excute();
10            Console.ReadKey();