Java.io.ByteArrayOutputStream.size() 方法


Java.io.ByteArrayOutputStream.size() 方法

package com.codingdict;



import java.io.ByteArrayOutputStream;

import java.io.IOException;



public class ByteArrayOutputStreamDemo {



   public static void main(String[] args) throws IOException {

      String str = "";

      int size = 0;      



      byte[] bs = {65, 66, 67, 68, 69};

      ByteArrayOutputStream baos = null;



      try {



         // create new ByteArrayOutputStream

         baos = new ByteArrayOutputStream();



         // for each byte in the buffer

         for (byte b : bs) {



            // write byte in to output stream

            baos.write(b);



            // convert output stream to string

            str = baos.toString();

            size = baos.size();



            // print

            System.out.print(size+":");

            System.out.println(str);

         }



      } catch(Exception e) {



         // if I/O error occurs

         e.printStackTrace();

      } finally {

         if(baos!=null)

            baos.close();

      }   

   }

}