java的一些情节!

来源:互联网 发布:大数据与中国发展知乎 编辑:程序博客网 时间:2024/04/30 07:52

可以将java对象序列化为文件,也可以将文件反序列化为java对象

  DeserializeFile2Object.java

  package com.zuidaima.util;

  import java.io.FileInputStream;

  import java.io.ObjectInputStream;

  /**

  * 反序列化文件到java对象

  *

  * @author javaniu

  *

  */

  public class DeserializeFile2Object {

  public static void main(String[] args) {

  Address address = deserialzeAddress();

  System.out.println(address);

  }

  public static Address deserialzeAddress() {

  Address address;

  try {

  FileInputStream fin = new FileInputStream("c:/address.ser");

  ObjectInputStream ois = new ObjectInputStream(fin);

  address = (Address) ois.readObject();

  ois.close();

  return address;

  } catch (Exception ex) {

  ex.printStackTrace();

  return null;

  }

  }

  }

  SerializeObject2File.java

  package com.zuidaima.util;

  import java.io.FileOutputStream;

  import java.io.ObjectOutputStream;

  /**

  * 序列化java对象到文件

  *

  * @author javaniu

  *

  */

  public class SerializeObject2File {

  public static void main(String args[]) {

  serializeAddress("北京朝阳区", "中国");

  }

  public static void serializeAddress(String street, String country) {

  Address address = new Address();

  address.setStreet(street);

  address.setCountry(country);

  try {

  FileOutputStream fout = new FileOutputStream("c:\\address.ser");

  ObjectOutputStream oos = new ObjectOutputStream(fout);

  oos.writeObject(address);

  oos.close();

  System.out.println("Done");

  } catch (Exception ex) {

  ex.printStackTrace();

  }

  }

  }

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