Java.io.ObjectInputStream.readLong() 方法 Java.io.ObjectInputStream.readInt() 方法 Java.io.ObjectInputStream.readObject() 方法 Java.io.ObjectInputStream.readLong() 方法 package com.codingdict; import java.io.*; public class ObjectInputStreamDemo { public static void main(String[] args) { long l = 397638763597645l; try { // create a new file with an ObjectOutputStream FileOutputStream out = new FileOutputStream("test.txt"); ObjectOutputStream oout = new ObjectOutputStream(out); // write something in the file oout.writeLong(l); oout.writeLong(8364876387634l); oout.flush(); // create an ObjectInputStream for the file we created before ObjectInputStream ois = new ObjectInputStream(new FileInputStream("test.txt")); // read and print a long System.out.println("" + ois.readLong()); // read and print a long System.out.println("" + ois.readLong()); } catch (Exception ex) { ex.printStackTrace(); } } } Java.io.ObjectInputStream.readInt() 方法 Java.io.ObjectInputStream.readObject() 方法