[英]How to parse date having MM/dd format in java
我是Java的初学者,我正在编写一个程序以读取多个文本文件,这些文件的数据如下所示:
[C417] ComputerName:KCUTSHALL-PC用户ID:GO kcutshall Station 9900(已锁定)LanId:| (11/23 10:54:09-11/23 10:54:44)| ping www.google.com [74.125.224.147]时,超出了平均限制(300)
我需要输入用户的日期范围,并检查输入的日期是否在文件中的日期范围之间,并显示与日期相对应的计算机名称。
我应该怎么做?
我尝试使用SimpledDateFormat
解析日期,但它给出了一个例外:
无法解析的日期(11/23 10:54:09-11/23 10:54:44)
这是我写的代码:
导入java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Enumeration;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import java.util.Scanner;
import java.util.*;
import java.text.*;
public class test {
public static void main(String args[]) throws ParseException {
try {
Scanner input1=new Scanner(System.in);
Scanner input2=new Scanner(System.in);
System.out.println("Enter start date");
String userDate1=input1.nextLine();
System.out.println("Enter end date");
String userDate2=input2.nextLine();
//DateFormat df = new SimpleDateFormat ("yyyy-MM-dd");
DateFormat df = new SimpleDateFormat ("MM/dd");
Date d1=df.parse(userDate1);
Date d2=df.parse(userDate2);
ZipFile zf=new ZipFile("C:\\Users\\Engineeir\\Desktop\\QoS_logs.zip");
Enumeration entries=zf.entries();
BufferedReader input=new BufferedReader(new InputStreamReader(
System.in));
while (entries.hasMoreElements()) {
ZipEntry ze=(ZipEntry) entries.nextElement();
BufferedReader br=new BufferedReader(new InputStreamReader(zf.getInputStream(ze)));
String line;
while ((line=br.readLine())!=null) {
String[] st=line.split("\\|",-1);
if(st.length>1)
{
String name=st[0];
String dates=st[1];
DateFormat df1 = new SimpleDateFormat (" '('MM/dd '-' ')' ");
//String d3 = (Date)df1.parse(dates);
//SimpleDateFormat newFormat = new SimpleDateFormat("MM/dd");
//Date d4 = newFormat.format(d3);
//Date theDate = dateFormat.parse(d4);
Date d3=df1.parse(dates);
if((d1.compareTo(d3)*d3.compareTo(d2))>0){
System.out.println(name); }
else{
System.out.println("Out of Range..Not found");
}
}
// br.close();
} } }catch (IOException e) {
e.printStackTrace();
}
}}
String s = "11/23 10:54:09 - 11/23 10:54:44";
String[] parts = s.split("-");
DateFormat f = new SimpleDateFormat("MM/dd hh:mm:ss");
Date d1 = f.parse(parts[0].trim());
Date d2 = f.parse(parts[1].trim());
在这里,这可能会让您介意
public static String dates = "11/23 10:54:09 - 11/23 10:54:44";
public static Pattern pattern = Pattern.compile("\\d\\d\\/\\d\\d \\d\\d:\\d\\d:\\d\\d");
public boolean isDateOk() throws Exception {
Matcher m = pattern.matcher(dates);
SimpleDateFormat format = new SimpleDateFormat("MM/dd HH:mm:ss");
Date startDate = null;
Date endDate = null;
Date ourDate = new Date();
if(m.find()){
startDate = format.parse(m.group());
} else{
throw new Exception("msg");
}
if(m.find()){
endDate = format.parse(m.group());
}else{
throw new Exception("msg");
}
if (startDate!=null && endDate != null) {
if (ourDate.after(startDate) && ourDate.before(endDate)){
return true;
}
return false;
}
return false;
}
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.