保存对象到文件中

public static void writeObjectToFile(Object obj)

{

File file =new File("test.dat");

FileOutputStream out;

try {

out = new FileOutputStream(file);

ObjectOutputStream objOut=new ObjectOutputStream(out);

objOut.writeObject(obj);

objOut.flush();

objOut.close();

System.out.println("write object success!");

} catch (IOException e) {

System.out.println("write object failed");

e.printStackTrace();

}

}