C#设计模式——解释器模式

来源：互联网发布：曼德拉毁了南非知乎编辑：程序博客网时间：2024/05/16 05:35

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace Explaining{    public class Translaton    {        public static string Translator(string source)        {         StringBuilder StringBuilder = new StringBuilder();//新建一个可变字符串对象         List<ITarget> TranslationList = new List<ITarget>();//新建一个存放翻译的列表         string[] words1 = source.Split(new char []{'.'},StringSplitOptions.RemoveEmptyEntries);//拆分输入的字符串的单词和符号         foreach (string wd1 in words1)         {             string[] word2 = wd1.Split(new char[]{' '},StringSplitOptions.RemoveEmptyEntries);//拆分单词，通过空格空格             foreach (string wd2 in word2)             {                 TranslationList.Add(new Expression(wd2));             }             TranslationList.Add(new smybols("."));         }         foreach (ITarget sy in TranslationList)         {             sy.interpret(StringBuilder);//         }         return StringBuilder.ToString();        }    }}

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace Explaining{    public class EnglishToChinese    {        static Dictionary<string, string> WordsDictionary = new Dictionary<string, string>();//定义英汉翻译内容        static EnglishToChinese()        {            WordsDictionary.Add("this","这");            WordsDictionary.Add("is", "是");            WordsDictionary.Add("a", "一部");            WordsDictionary.Add("huawei", "华为");            WordsDictionary.Add("phone", "手机");        }        public static string  GetChinese(string english)//定义英汉翻译方法        {         return WordsDictionary[english];//使用索引通过key查询Value        }    }}

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace Explaining{    public interface ITarget    {        void interpret(StringBuilder StringBuilder);//定义接口    }}

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace Explaining{    public class Expression:ITarget    {        private string english;        public Expression(string eg )//封装构造        {            this.english = eg;        }        public void interpret(StringBuilder StringBiulder)        {            StringBiulder.Append(EnglishToChinese.GetChinese(english.ToLower()));//获取word中的英语key并转为小写，通过索引转为汉语，添加至stringbuilder中        }    }}

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace Explaining{    class Program    {        static void Main(string[] args)        {            string ss = "this is a huawei phone.";            string print = Translaton.Translator(ss);//传入参数            Console.WriteLine(print);            //Console.Read();            Console.ReadKey();        }    }}

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace Explaining{    public class smybols:ITarget    {        private string smybol;        public smybols(string symbol)        {            this.smybol = symbol;        }        public void interpret(StringBuilder StringBuilder)//定义英汉标点的翻译方法        {            switch (smybol)            {                 case".":                    StringBuilder.Append("。");                    break;            }        }    }}

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