IO流编码与解码

import java.io.FileInputStream;import java.io.FileOutputStream;import java.io.InputStreamReader;import java.io.OutputStreamWriter;public class test2 {public static void main(String[] args) {try {// 接收一个为utf-8的字符流OutputStreamWriter ow = new OutputStreamWriter(new FileOutputStream("TXT.txt"), "utf-8");ow.write("你好utf-8");ow.close();} catch (Exception e) {e.printStackTrace();}try {@SuppressWarnings("resource")InputStreamReader ir = new InputStreamReader(new FileInputStream("TXT.txt"), "utf-8");char ty[] = new char[1024];@SuppressWarnings("unused")int len = ir.read(ty);// 吧数据存入数组中for (char c : ty) {System.out.print(c);}} catch (Exception e) {e.printStackTrace();}}}