读取文件，按行输出

package io;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.LinkedList;
import java.util.List;
import java.util.ListIterator;

public class FileIntoList {
    
    
    public static List<String> 
     read(String filename) throws IOException { 
        List<String> list = new LinkedList<String>(); 
        BufferedReader reader = new BufferedReader(
                                    new FileReader(filename)
                                );
        String s ;
        while ( (s= reader.readLine())!= null ) {
            list.add(s);
        }//使用 readLine() 一般要用BufferedReader
        reader.close();
        return list;
        
    }
    
    
    public static void main(String[] args) throws IOException {
        //List<String> list = read("IO1.java"); java.io.FileNotFoundException:
        List<String> list = read("D:\dev2\workspace\seehope\bigwork\src\io\IO1.java");
        
        /*按行倒序输出
        for(ListIterator<String> it = list.listIterator(list.size()); 
            it.hasPrevious(); ) {
            System.out.println(it.previous()); 
        }//for
        */
        for(ListIterator<String> it = list.listIterator(); 
                it.hasNext(); ) {
                System.out.println(it.next()); 
            }
        //迭代器输出
     } //main
        
        
    }
    
    
 

项目结构  

运行