Java读写文本文件操作

package com.test;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;

/**
 * Java读写文本文件操作
 *
 * @author penghuaiyi
 * @date 2011-07-25
 */
public class TextUtils {

	//读取文本文件
	public static void readTxt(){
		try {
	         File file = new File("c:/test.txt");
	         if (file.isFile() && file.exists()) {
                InputStreamReader read = new InputStreamReader(new FileInputStream(file));
                BufferedReader br = new BufferedReader(read);
                String lineTXT = null;
                while ((lineTXT = br.readLine()) != null) {
                    System.out.println(lineTXT );
                }
                read.close();
	         }
	     } catch (Exception e) {
	         e.printStackTrace();
	     }
	}

	//写入文本文件
	public static void writeTxt(){
		try{
			 File file = new File("c:/aa.txt");
			 if(!file.exists()){
				 file.createNewFile();
			 }
             FileWriter fw = new FileWriter(file);
             BufferedWriter bw = new BufferedWriter(fw);
             bw.write("aaaaaaaaa");
             bw.newLine();
             bw.write("bbbbbbbbb");
             bw.flush();
             bw.close();
             fw.close();
		}catch(Exception e){
		   e.printStackTrace();
		}
	}

	public static void main(String[] args) {
		readTxt();
		writeTxt();
	}

}