C#反射（取得方法、屬性、變量）

本文轉載自查看原文 2012-03-21 09:10 14996 .net點滴/ C#/ 反射

程序結構：

學生字典類（S0001）：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;

namespace Dictionary.Class.S0001
{
     /// <summary>
     /// 學生小字典
     /// </summary>
     public class StudentDict
    {
         /// <summary>
         /// 教師名
         /// </summary>
         private string Teacher = " 張老師 ";
         /// <summary>
         /// 類名稱
         /// </summary>
         public string ClassName = " 高三（1）班 ";
         /// <summary>
         /// 簡單字典類型
         /// </summary>
         public Dictionary< string, string> AttributeDict = new Dictionary< string, string>();

         /// <summary>
         /// 教師名稱
         /// </summary>
         public string TeacherName
        {
             get { return Teacher; }
             set { Teacher = value; }
        }
         /// <summary>
         /// 構造函數
         /// </summary>
         public StudentDict()
        {
            AttributeDict.Add( " 01 ", " 張三 ");
            AttributeDict.Add( " 02 ", " 李四 ");
            AttributeDict.Add( " 03 ", " 王五 ");
        }
         /// <summary>
         /// 根據序號查詢姓名
         /// </summary>
         /// <param name="strCode"></param>
         /// <returns></returns>
         public string GetStuNameByCode( string strCode)
        {
             return AttributeDict[strCode];
        }
    }
}

學生字典類：（S0002）

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;

namespace Dictionary.Class.S0002
{
     /// <summary>
     /// 學生小字典
     /// </summary>
     public class StudentDict
    {
         /// <summary>
         /// 教師名
         /// </summary>
         private string Teacher = " 曹老師 ";
         /// <summary>
         /// 類名稱
         /// </summary>
         public string ClassName = " 高三（2）班 ";
         /// <summary>
         /// 簡單字典類型
         /// </summary>
         public Dictionary< string, string> AttributeDict = new Dictionary< string, string>();

         /// <summary>
         /// 教師名稱
         /// </summary>
         public string TeacherName
        {
             get { return Teacher; }
             set { Teacher = value; }
        }
         /// <summary>
         /// 構造函數
         /// </summary>
         public StudentDict()
        {
            AttributeDict.Add( " 01 ", " 趙六 ");
            AttributeDict.Add( " 02 ", " 錢七 ");
            AttributeDict.Add( " 03 ", " 周八 ");
        }
         /// <summary>
         /// 根據序號查詢姓名
         /// </summary>
         /// <param name="strCode"></param>
         /// <returns></returns>
         public string GetStuNameByCode( string strCode)
        {
             return AttributeDict[strCode];
        }
    }
}

Programe主類：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Collections;
using System.Reflection;

namespace ConsoleApplication1
{
     class Program
    {
         static void Main( string[] args)
        {
            Assembly assembly = System.Reflection.Assembly.GetExecutingAssembly();
            Type type = assembly.GetType( " Dictionary.Class.S0002.StudentDict ");      // 命名空間名 + 類名
             object obj = Activator.CreateInstance(type, true);

             try
            {
                FieldInfo classField = type.GetField( " ClassName ");
                Console.WriteLine( " 班級名稱： " + classField.GetValue(obj).ToString());
            }
             catch (Exception ex)
            {
                Console.WriteLine( " \t班級名稱獲取失敗： " + ex.Message);
            }

             try
            {
                PropertyInfo TeaNameProperty = type.GetProperty( " TeacherName ");
                Console.WriteLine( " \t教師姓名： " + TeaNameProperty.GetValue(obj, null).ToString());
            }
             catch (Exception ex)
            {
                Console.WriteLine( " \t教師姓名獲取失敗： " + ex.Message);
            }

             foreach (FieldInfo field in type.GetFields())
            {
                 try
                {
                     if (field.Name == " AttributeDict ")
                    {
                        Dictionary< string, string> dict = field.GetValue(obj) as Dictionary< string, string>;

                         foreach ( string key in dict.Keys)
                        {
                            Console.WriteLine( " \t\t學號：{0} -> 姓名：{1} ", key, dict[key]);
                        }
                    }
                }
                 catch (Exception ex)
                {
                    Console.WriteLine(ex.Message.ToString());
                }
            }

            MethodInfo method = type.GetMethod( " GetStuNameByCode ");
             string strStuName = ( string)method.Invoke(obj, new string[] { " 02 " });
            Console.WriteLine( " \t\t學號【{0}】的學生姓名為：{1} ", " 02 ",strStuName);

            Console.ReadLine();
        }
    }
}

示例下載

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