序列化与反序列化实例

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using System;
using System.IO;
using System.Runtime.Serialization.Formatters.Binary;
using System.Collections;
namespace Ex_5_1_1_序列化与反序列化
{
    class Program
    {
        static void Main(string[] args)
        {
            //Test.EmployeeTest();
            EmployeeCollege<Employee> employeeCollege = EmployeeCollege<Employee>.InitEmployeeCollege();
            EmployeeCollege<Employee>.Print(employeeCollege);
            EmployeeCollege<Employee>.Serialize(employeeCollege);
            employeeCollege = EmployeeCollege<Employee>.DeSerialize();
            Console.WriteLine("反序列化输出：");
            EmployeeCollege<Employee>.Print(employeeCollege);
            Console.ReadLine();
        }

        private static void EmployeeTest()
        {
            Console.WriteLine("请输入员工信息");
            Console.Write("请输入Id(数字)");
            int id = Convert.ToInt32(Console.ReadLine());
            Console.Write("请输入名称：");
            string name = Convert.ToString(Console.ReadLine());
            Employee employee = new Employee() { Id = id, Name = name };

            var serialPath = "employee.txt";
            Console.WriteLine("序列化");
            employee.PrintSelf();
            SerializeHelper.EnSerialize(employee, serialPath);
            Console.WriteLine("反序列化");
            employee = SerializeHelper.DeSerialize(serialPath);
            employee.PrintSelf();
        }
    }
    public class Test
    {
        public static void EmployeeTest()
        {
            Employee employee = Employee.InitEmployee();

            var serialPath = "employee.txt";
            Console.WriteLine("序列化");
            employee.PrintSelf();
            SerializeHelper.EnSerialize(employee, serialPath);
            Console.WriteLine("反序列化");
            employee = SerializeHelper.DeSerialize(serialPath);
            employee.PrintSelf();
        }

        
    }
    public class SerializeHelper
    {
        public static void EnSerialize(Employee employee,string serialPath)
        {
           
            FileStream fs = new FileStream(serialPath, FileMode.Create);

            BinaryFormatter bf = new BinaryFormatter();
            bf.Serialize(fs, employee);

            fs.Close();
            fs.Dispose();

        }
        public static Employee DeSerialize(string serialPath)
        {
            Employee employee = new Employee();
            FileStream fs = new FileStream(serialPath, FileMode.Open, FileAccess.ReadWrite, FileShare.Read);
            BinaryFormatter bf = new BinaryFormatter();
            employee = (Employee)bf.Deserialize(fs);

            //Console.WriteLine("员工姓名：{0}", employee.Name);

            fs.Close();
            fs.Dispose();
            return employee;

        }
    }
    /// <summary>
    /// 测试序列化对象
    /// </summary>
    [Serializable]
    public class Employee
    {
        public int Id { get; set; }
        public string Name { get; set; }
        public void PrintSelf()
        {
            Console.WriteLine($"ID:{Id}\r\nName:{Name}");

        }
        public static Employee InitEmployee()
        {
            Console.WriteLine("请输入员工信息");
            Console.Write("请输入Id(数字)");
            int id = Convert.ToInt32(Console.ReadLine());
            Console.Write("请输入名称：");
            string name = Convert.ToString(Console.ReadLine());
            Employee employee = new Employee() { Id = id, Name = name };
            return employee;
        }
    }
    [Serializable]
    public class EmployeeCollege <TEmployee> : CollectionBase
    {
        public TEmployee this[int index]
        {
            get { return (TEmployee)List[index]; }
            set { List[index] = value; }
        }
        public EmployeeCollege()
        {

        }
        public static EmployeeCollege<Employee> InitEmployeeCollege()
        {
            Console.WriteLine("初始化员工集合对象");
            EmployeeCollege<Employee> employeeCollege = new EmployeeCollege<Employee>(); 
            bool isRun = true;
            while (isRun)
            {
                Employee employee = Employee.InitEmployee();
                employeeCollege.Add(employee);
                Console.WriteLine("是否继续添加用户，是选择1.否选择0");
                isRun = Console.ReadLine()=="1"?true:false;

            }
            return employeeCollege;

        }
        public static void Serialize(EmployeeCollege<Employee> employeeCollege)
        {
            string employeeCollegePath = "EmployeeCollege.data";
            FileStream fs = new FileStream(employeeCollegePath, FileMode.OpenOrCreate);
            BinaryFormatter bf = new BinaryFormatter();
            bf.Serialize(fs,employeeCollege);
            fs.Close();
            fs.Dispose();
            
        }
        public static EmployeeCollege<Employee> DeSerialize()
        {
            EmployeeCollege<Employee> employeeCollege = new EmployeeCollege<Employee>();
            string employeeCollegePath = "EmployeeCollege.data";
            FileStream fs = new FileStream(employeeCollegePath,FileMode.Open);
            BinaryFormatter binaryFormatter = new BinaryFormatter();
            employeeCollege= (EmployeeCollege<Employee>)binaryFormatter.Deserialize(fs);
            fs.Close();
            fs.Dispose();
            return employeeCollege;
        }
        public static void Print(EmployeeCollege<Employee> employeeCollege)
        {
            Console.WriteLine("打印员工集合信息：");
            
            foreach (Employee employee in employeeCollege)
            {
                Console.WriteLine($"ID={employee.Id}\tName={employee.Name}");
            }
            Console.WriteLine("打印结束");
        }
        public void Add(TEmployee employee)
        {
            List.Add(employee);
        }
        public void Insert(int index, TEmployee employee)
        {
            List.Insert(index,employee);
        }
        public void Remove(TEmployee employee)
        {
            List.Remove(employee);
        }
        public bool Contains(TEmployee employee)
        {
            return List.Contains(employee);
        }
    }
}