如何从部分字节数组创建ByteArrayInputStream

 
 /* from 
 时 代 J a v a 公 众 号 - N o w J a v  a . c o m*/

import java.io.ByteArrayInputStream;

 

public class Main {

 

        public static void main(String[] args) {

                String str = "Byte Array InputStream test";

                byte[] bytes = str.getBytes();

               

                 ByteArrayInputStream bis = new ByteArrayInputStream(bytes, 5, 5);

                 int ch;

                 

                 while ((ch = bis.read()) != -1)

                 {