java读写删.text,.xml文件内容
package fileIo;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
public class ReadTextFile {
public BufferedReader bufread;
public BufferedWriter bufwriter;
File writefile;
String filepath, filecontent, read;
String readStr = "" ;
// 从文本文件中读取内容
public String readfile(String path)
{
try {
filepath = path; // 得到文本文件的路径
File file = new File(filepath);
FileReader fileread = new FileReader(file);
bufread = new BufferedReader(fileread);
while ((read = bufread.readLine()) != null ) {
read = read + " \r\n " ;
 
相关文档:
首先到该http://ostermiller.org/utils/download.html 地址下载com.Ostermiller.util cvs的jar包。
public class CsvFileParser{
private LabeledCSVParser csvParser;//csv解析器,对于第一行的表头信息,自动加载为索引关键字
private int currLineNum = -1;//文件所读到行数
private String[] currLi ......
先看一段代码
public class Hello{
public static void main(String[] args){
int i = 5 , j = 2;
System.out.println(i+j);
......
两个tomcat Java定时任务的例子
例一:
本例依据Java自身提供的接口实现,通过监听器(Listener)和定时器(Timer)定时执行某个任务(Task)。
专业的开源工具可参考Quartz:http://www.opensymphony.com/quartz/
MyListener:
import
java.util.Timer;
import
javax.servlet.ServletContextEvent;
i ......
<!--
/* Font Definitions */
@font-face
{font-family:SimSun;
panose-1:2 1 6 0 3 1 1 1 1 1;
mso-font-alt:宋体;
mso-font-charset:134;
mso-generic-font-family:auto;
mso-font-pitch:variable;
mso-font-signature:3 135135232 16 0 262145 0;}
@font-face
{font-family:"\@SimSun&qu ......