对象的序列化主要的目的是将对象持久化,经过持久化的对象可以从一个地方传输到另一个地方。
在.net中, IFormatter接口提供了对象序列化的功能。他有两个公有的方法:
反序列化对象方法
Deserialize : Deserializes the data on the provided stream and reconstitutes the graph of objects。
序列化对象方法
Serialize:Serializes an object, or graph of objects with the given root to the provided stream。
我们可以将对象序列化成两种格式:
BinaryFormatter :将对象序列化为二进制格式
SoapFormatter:将对象序列化为Soap格式
代码:
//要进行序列化的类
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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace SerializeDemos
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{
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[Serializable]
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public class Car
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{
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private string _Price;
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private string _Owner;
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public string Price
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{
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get { return this._Price; }
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set { this._Price = value; }
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}
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public string Owner
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{
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get { return this._Owner; }
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set { this._Owner = value; }
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}
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public Car(string o, string p)
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{
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this.Price = p;
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this.Owner = o;
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}
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}
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}
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//序列化以及反序列化对象
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Text;
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using System.Windows.Forms;
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using System.IO;
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using System.Runtime.Serialization.Formatters.Binary;
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using System.Runtime.Serialization.Formatters.Soap;
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using System.Xml.Serialization;
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namespace SerializeDemos
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{
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public partial class Form1 : Form
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{
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public Form1()
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{
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InitializeComponent();
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}
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private void Form1_Load(object sender, EventArgs e)
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{
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}
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private void button1_Click(object sender, EventArgs e)
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{
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Car car = new Car(this.txtOwner.Text, this.txtPrice.Text);
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FileStream fileStream = new FileStream("SerializedCar.bin", FileMode.Create);
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// 用二进制格式序列化
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BinaryFormatter binaryFormatter = new BinaryFormatter();
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binaryFormatter.Serialize(fileStream, car);
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fileStream.Close();
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MessageBox.Show("Successful");
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}
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private void button2_Click(object sender, EventArgs e)
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{
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Car car = new Car(this.txtOwner.Text, this.txtPrice.Text);
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FileStream fileStream = new FileStream("SerializedCar.Soap", FileMode.Create);
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// 序列化为Soap
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SoapFormatter formatter = new SoapFormatter();
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formatter.Serialize(fileStream, car);
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fileStream.Close();
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MessageBox.Show("Successful");
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}
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private void button3_Click(object sender, EventArgs e)
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{
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Car car = new Car(this.txtOwner.Text, this.txtPrice.Text);
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FileStream fileStream = new FileStream("SerializedCar.xml", FileMode.Create);
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// 序列化为xml
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SoapFormatter formatter = new SoapFormatter();
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formatter.Serialize(fileStream, car);
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fileStream.Close();
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MessageBox.Show("Successful");
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}
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private void button4_Click(object sender, EventArgs e)
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{
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System.Runtime.Serialization.IFormatter formatter = new BinaryFormatter();
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//二进制格式反序列化
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Stream stream = new FileStream("SerializedCar.bin", FileMode.Open, FileAccess.Read, FileShare.Read);
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Car mycar = (Car)formatter.Deserialize(stream);
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stream.Close();
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MessageBox.Show(string.Format("Price of Car: {0},\n Owner:{1}", mycar.Price, mycar.Owner));
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}
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private void button5_Click(object sender, EventArgs e)
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{
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System.Runtime.Serialization.IFormatter formatter = new SoapFormatter();
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//Soap格式反序列化
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Stream stream = new FileStream("SerializedCar.Soap", FileMode.Open, FileAccess.Read, FileShare.Read);
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Car mycar = (Car)formatter.Deserialize(stream);
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stream.Close();
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MessageBox.Show(string.Format("Price of Car: {0},\n Owner:{1}", mycar.Price, mycar.Owner));
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}
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private void button6_Click(object sender, EventArgs e)
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{
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System.Runtime.Serialization.IFormatter formatter = new SoapFormatter();
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//Xml格式反序列化
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Stream stream = new FileStream("SerializedCar.xml", FileMode.Open, FileAccess.Read, FileShare.Read);
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Car mycar = (Car)formatter.Deserialize(stream);
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stream.Close();
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MessageBox.Show(string.Format("Price of Car: {0},\n Owner:{1}", mycar.Price, mycar.Owner));
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}
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}
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}
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