1. import java.time.LocalDateTime;
  2. import java.time.ZoneId;
  3. import java.time.format.DateTimeFormatter;
  4. import java.util.Date;
  6. public class TimeFallback {
  8. public static LocalDateTime getLocalDateTime(String timeString, ZoneId zoneId, boolean dryRun) {
  9. try {
  10. //Attempt to parse the time string with the specified formatter and zone.
  11. DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"); //Adjust pattern as needed
  12. LocalDateTime dateTime = LocalDateTime.parse(timeString, formatter);
  13. return dateTime;
  14. } catch (Exception e) {
  15. // Fallback if parsing fails.
  16. if (dryRun) {
  17. System.err.println("Dry Run: Time parsing failed for " + timeString + ". Using fallback.");
  18. return LocalDateTime.now(); //Return current time for dry-run
  19. } else {
  20. System.err.println("Time parsing failed for " + timeString + ". Returning current time as fallback.");
  21. return LocalDateTime.now(); //Return current time as fallback in production.
  22. }
  23. }
  24. }
  26. public static Date getDate(String dateString, boolean dryRun) {
  27. try {
  28. DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd"); // Adjust pattern as needed
  29. Date date = Date.from(LocalDateTime.parse(dateString, formatter).atZone(ZoneId.systemDefault()).toInstant());
  30. return date;
  32. } catch (Exception e) {
  33. if (dryRun) {
  34. System.err.println("Dry Run: Date parsing failed for " + dateString + ". Using fallback.");
  35. return new Date(); //Return current date for dry-run
  36. } else {
  37. System.err.println("Date parsing failed for " + dateString + ". Returning current date as fallback.");
  38. return new Date(); //Return current date as fallback in production.
  39. }
  40. }
  41. }
  44. public static void main(String[] args) {
  45. //Example Usage
  46. String timeString = "2024-01-27 10:30:00";
  47. ZoneId zoneId = ZoneId.of("America/Los_Angeles");
  48. boolean dryRun = true; // Set to false for production
  50. LocalDateTime localDateTime = getLocalDateTime(timeString, zoneId, dryRun);
  51. System.out.println("Local Date and Time: " + localDateTime);
  53. String dateString = "2024-02-29";
  54. Date date = getDate(dateString, dryRun);
  55. System.out.println("Date: " + date);
  56. }
  57. }

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