Java读取与写入文件

import java.io.*;/** * 文件另存为的编码要选择UTF-8 */public class RWFile {    /**     * @param path 文件的路径     */    public void wFile(String path) {        FileWriter fw = null;        try {            File file = new File(path);            String content[] = {"englishchines","中国","烟台"};            fw = new FileWriter(file,true);//写入文件尾            BufferedWriter bufw = new BufferedWriter(fw);            for(int i =0 ;i<content.length;i++) {                bufw.write(content[i]);                bufw.newLine();            }            bufw.flush();            bufw.close();            fw.close();        } catch (IOException ex) {            System.out.println("异常");        } finally {            try {                fw.close();            } catch (IOException ex) {                System.out.println("异常");            }        }    }     /**     * @param path 文件的路径     */    public void rFile(String path){        FileReader fr = null;        try {            File file = new File(path);            fr = new FileReader(file);            BufferedReader bufr = new BufferedReader(fr);            String s = null;            int i =0;            while((s=bufr.readLine())!=null) {                i++;                System.out.println("第"+i+"行:"+s);            }            bufr.close();            fr.close();        } catch (IOException ex) {            System.out.println("异常");        } finally {            try {                fr.close();            } catch (IOException ex) {                System.out.println("异常");            }        }    }    public static void main(String[] args) {        new RWFile().rFile("readme.txt");        new RWFile().wFile("word.txt");    }}