java基础 字符缓冲流[BufferedReader 和 BufferedWriter]

package com.java_course.io;import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.FileReader;import java.io.FileWriter;import java.io.IOException;import java.io.Reader;import java.io.Writer;/** * 字符缓冲流 * BufferedReader 缓冲输入流(不指定缓冲大小，默认8192字符) * BufferedWriter 缓冲输出流(不指定缓冲大小，默认8192字符) * @author Shen */public class WriteExample {public static void main(String[] args) {try {copy("src/com/java_course/io/text.txt","src/com/java_course/io/text1.txt");} catch (IOException e) {e.printStackTrace();}}/** * 文件的复制 * @author Mir:Shen * @param srcPath   源文件 * @param destPath  目标文件 * @throws IOException */public static void copy(String srcPath,String destPath) throws IOException{Reader reader = new BufferedReader(new FileReader(srcPath));Writer writer = new BufferedWriter(new FileWriter(destPath));int len = 0;char[] buff = new char[1024];while((len = reader.read(buff)) !=-1){writer.write(buff, 0, len);}writer.flush();writer.close();reader.close();}}