Java.io.ObjectInputStream.read byte len() 方法

package com.codingdict;



import java.io.*;



public class ObjectInputStreamDemo {



   public static void main(String[] args) {

      byte[] cbuf = new byte[10];



      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.writeUTF("Hello World");

         oout.flush();



         // create an ObjectInputStream for the file we created before

         ObjectInputStream ois = new ObjectInputStream(new FileInputStream("test.txt"));



         // read from the stream into an array

         ois.read(cbuf, 0, 7);



         // print cbuf

         for (int i = 0; i < 7; i++) {

            System.out.print("" + (char) cbuf[i]);

         }



      } catch (Exception ex) {

         ex.printStackTrace();

      }



   }

}