Generate Custom Template

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Parse data from unstructured text file in java

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package main.java;   import java.io.File; import java.io.FileNotFoundException; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.List; import java.util.Scanner; import java.util.regex.Matcher; import java.util.regex.Pattern;   public class ParseFile {     public static final Pattern VALID_EMAIL_ADDRESS_REGEX = Pattern.compile("[a-z.0-9-]{1,30}@[a-z0-9-]{1,65}.[a-z]{1,}", Pattern.CASE_INSENSITIVE);  public static final Pattern VALID_URL_REGEX = Pattern.compile("(https?|ftp|file)://[-a-zA-Z0-9+&@#/%?=~_|!:,.;]*[-a-zA-Z0-9+&@#/%=~_|]", Pattern.CASE_INSENSITIVE);  public static final Pattern VALID_DATE_REGEX = Pattern.compile("[0-3]?[0-9]/[0-3]?[0-9]/(?:[0-9]{2})?[0-9]{2}|[0-3]?[0-9]-[0-3]?[0-9]-(?:[0-9]{2})?[0-9]{2}", Pattern.CASE_INSENSITIVE);  public static final Pattern VALID_TIME_REGEX = Pattern.compile("([2][0-3]|[0-1][0-9]|[1-9]).[0-5][0-9].([0-5][0-9]|[6][0])", Pattern.CASE_INSENSITIVE);    public static void main(String[] args)  {   String dir = System.getProperty("user.dir");   File file = new File(dir + "\\src\\main\\resources\\Test-RegexText.txt");   List<string> emailList = new ArrayList<string>();   List<string> urlList = new ArrayList<string>();   List<string> dateList = new ArrayList<string>();   List<string> timeList = new ArrayList<string>();   Scanner sc;        Matcher matcher = null;           try   {    sc = new Scanner(file);    while (sc.hasNextLine()){     matcher = VALID_EMAIL_ADDRESS_REGEX.matcher(sc.nextLine());     if(matcher.find())     {      emailList.add(matcher.group());     }    }         sc = new Scanner(file);    while (sc.hasNextLine())    {     matcher = VALID_URL_REGEX.matcher(sc.nextLine());     if(matcher.find())     {      urlList.add(matcher.group());     }    }         sc = new Scanner(file);    while (sc.hasNextLine())    {     matcher = VALID_DATE_REGEX.matcher(sc.nextLine());     if(matcher.find())     {      dateList.add(matcher.group());     }    }         sc = new Scanner(file);    while (sc.hasNextLine())    {     matcher = VALID_TIME_REGEX.matcher(sc.nextLine());     if(matcher.find())     {       final SimpleDateFormat sdf = new SimpleDateFormat("HH.mm.ss");      try      {       timeList.add(new SimpleDateFormat("K:mm a").format(sdf.parse(matcher.group())));      }      catch (ParseException e)      {              }     }   }         emailList.forEach((value)->System.out.println("Email : " + value));    urlList.forEach((value)->System.out.println("Url : " + value));    dateList.forEach((value)->System.out.println("Date : " + value));    timeList.forEach((value)->System.out.println("Time : " + value));        }   catch (FileNotFoundException e)   {    e.printStackTrace();   }  } } <!-- Code End --> </string></string></string></string></string></string></string></string>

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Ramadan Kareem Mubarak

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