public class FileReaderTest {public static void main(String[] args) {Reader fr=null;try{//2.实例化FileReader对象fr =new FileReader("D:\\doc\\诗词.txt");char[] ch= new char[1024];//创建字符数组为转储容器int len=0;//保存实际储存字符数//3.循环读取数据while((len=fr.read(ch))>0){System.out.println(new String(ch,0,len));}} catch (FileNotFoundException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}finally {if (fr!=null){try{fr.close();} catch (IOException e) {e.printStackTrace();}}}} }