package test;

import java.io.BufferedReader;

import java.io.ByteArrayInputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

public class IOZhuanHuan {

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

        // TODO 自动生成的方法存根

        String src="你好啊！";

        InputStream is=new ByteArrayInputStream(src.getBytes("utf-8"));//字符流转字节流

        BufferedReader in=new BufferedReader(new InputStreamReader(is,"utf-8"));//字节转字符

        System.out.println(in.readLine());

    }

}