package java_Files;

import java.io.*;

public class TxtFileRead {

public static void main(String[] args) {

// TODO Auto-generated method stub

// 尽量采用try-source 写法

readFile1();

System.out.println("===================");

// readFile2(); //JDK 7以上可以使用

}

private static void readFile1() {

// TODO Auto-generated method stub

FileInputStream fis = null;

InputStreamReader isr = null;

BufferedReader br = null;

try {

fis = new FileInputStream("c:/temp/abc.txt"); // 节点类

isr = new InputStreamReader(fis, "UTF-8"); // 转化类

br = new BufferedReader(isr); // 装饰类

String line;

while ((line = br.readLine()) != null) // 每次读取一行

{

System.out.println(line);

}

} catch (Exception ex) {

ex.printStackTrace();

} finally {

try {

br.close(); // 关闭最后一个类，将关闭所有底层流

} catch (Exception ex) {

ex.printStackTrace();

}

}

}

public static void readFile2() {

String line;

// try-resource 语句

try (BufferedReader in = new BufferedReader(new InputStreamReader(new FileInputStream("c:/temp/abc.txt")))) {

while ((line = in.readLine()) != null) {

System.out.println(line);

}

} catch (Exception ex) {

ex.printStackTrace();

}

}

}