BufferedReader/BufferedWriter 使用示例，,import java.

BufferedReader/BufferedWriter 使用示例，,import java.

import java.io.FileReader;import java.io.FileWriter;import java.io.BufferedReader;import java.io.PrintWriter;import java.io.IOException;/** * ----------------------------------------------------------------------------- * This program takes the input of one file and outputs it to another in plain * text. * * @version 1.0 * @author  Jeffrey M. Hunter  (jhunter@idevelopment.info) * @author  <a href="http://www.idevelopment.info">http://www.idevelopment.info * ----------------------------------------------------------------------------- */public class ReadWriteTextFile {    private static void doReadWriteTextFile() {        try {            // input/output file names            String inputFileName  = "README_InputFile.txt";            String outputFileName = "ReadWriteTextFile.out";            // Create FileReader Object            FileReader inputFileReader   = new FileReader(inputFileName);            FileWriter outputFileReader  = new FileWriter(outputFileName);            // Create Buffered/PrintWriter Objects            BufferedReader inputStream   = new BufferedReader(inputFileReader);            PrintWriter    outputStream  = new PrintWriter(outputFileReader);            // Keep in mind that all of the above statements can be combined            // into the following:            //BufferedReader inputStream = new BufferedReader(new FileReader("README_InputFile.txt"));            //PrintWriter outputStream   = new PrintWriter(new FileWriter("ReadWriteTextFile.out"));            outputStream.println("+---------- Testing output to a file ----------+");            outputStream.println();            String inLine = null;            while ((inLine = inputStream.readLine()) != null) {                outputStream.println(inLine);            }            outputStream.println();            outputStream.println("+---------- Testing output to a file ----------+");            outputStream.close();            inputStream.close();        } catch (IOException e) {            System.out.println("IOException:");            e.printStackTrace();        }    }    /**     * Sole entry point to the class and application.     * @param args Array of String arguments.     */    public static void main(String[] args) {        doReadWriteTextFile();    }}//该片段来自于http://byrx.net