lunzi

package org.lunzi.test.io;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;

public class TestFileCopyWithBufferStream {

	public static void main(String[] args) {
		String fileReadPath = "E:/tianzhi/index.jsp";
		String fileWritePath = "E:/org/test3.jsp";
		/**
		 * java.lang.Object
		 *   java.io.Reader
		 *     java.io.InputStreamReader
		 *       java.io.FileReader
		 *       用来读取字符文件的便捷类
		 *       用于读取字符流
		 */      
		FileReader fr = null;
		/**
		 * java.lang.Object
		 *   java.io.Writer
		 *     java.io.OutputStreamWriter
		 *       java.io.FileWriter
		 *       用来写入字符文件的便捷类
		 *       用于写入字符流
		 */
		FileWriter fw = null;
		/**
		 * java.lang.Object
		 *   java.io.Reader
		 *     java.io.BufferedReader
		 *     从字符输入流中读取文本，缓冲各个字符，从而实现字符、数组和行的高效读取
		 */
		BufferedReader br = null;
		/**
		 * java.lang.Object
		 *   java.io.Writer
		 *     java.io.BufferedWriter
		 *     将文本写入字符输出流，缓冲各个字符，从而提供单个字符、数组和字符串的高效写入
		 */
		BufferedWriter bw = null;

		try {
			fr = new FileReader(fileReadPath);
			br = new BufferedReader(fr);
			fw = new FileWriter(fileWritePath);
			bw = new BufferedWriter(fw);
			
			String line = null;
			while ((line = br.readLine()) != null) {
				bw.write(line);
				bw.newLine();
			}
			
			bw.close();
			fw.close();
			br.close();
			fr.close();
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

}