Package net.sf.basedb.core

Class DateUtil

java.lang.Object
net.sf.basedb.core.DateUtil
public class DateUtil extends Object
Utility methods that will make it easier to handle date values. Especially, dates must be cloned whenver they are returned to or passed from client applications.
Version:
2.0
Author:
Nicklas

  • Field Details

    • DATE_FORMAT

      private static final org.apache.commons.lang3.time.FastDateFormat DATE_FORMAT

    • TIMESTAMP_FORMAT

      private static final org.apache.commons.lang3.time.FastDateFormat TIMESTAMP_FORMAT

  • Constructor Details

    • DateUtil

      public DateUtil()

  • Method Details

    • setNullableDate

      public static Date setNullableDate(Date value, String name)
      Make a copy of a Date object. Null values are allowed.
      Parameters:
      value - The date to check
      name - The name of the attribute to use if an exception is thrown
      Returns:
      A copy of the original date

    • setNotNullDate

      public static Date setNotNullDate(Date value, String name) throws InvalidUseOfNullException
      Make a copy of a Date object. Null values are not allowed.
      Parameters:
      value - The date to check. Can not be null.
      name - The name of the attribute to use if an exception is thrown
      Returns:
      A copy of the original date
      Throws:
      InvalidUseOfNullException - If the value parameter is null.

    • setDateOrToday

      public static Date setDateOrToday(Date value)
      Make a copy of the date. If null, today's date is used instead.
      Since:
      3.11

    • copy

      public static Date copy(Date value)
      Get a copy of the date. Null values are allowed.
      Parameters:
      value - Date value to copy
      Returns:
      A cloned Date object or null if argument is null.

    • truncate

      public static Date truncate(Date value)
      Truncate the given date so that only the date part remains. The time part is set to 00:00:00.0
      Parameters:
      value - The date to truncate, can be null
      Returns:
      A new date with time part set to 0 or null
      Since:
      2.16

    • parseString

      public static Date parseString(String value) throws InvalidDataException
      Parses a string to create a Date without time. This method supports date in yyyy-MM-dd format or as long timevalues.
      Parameters:
      value - the String to be parsed
      Returns:
      a Date object
      Throws:
      DateFormatException - if value isn't a valid date.
      InvalidDataException

    • formatDate

      public static String formatDate(Date d)
      Formats a date in yyyy-MM-dd format.
      Parameters:
      d - The date to format.
      Returns:
      Formated date as a String.
      Since:
      2.2

    • parseTimestamp

      public static Date parseTimestamp(String value) throws InvalidDataException
      Parses a string to create a Date including time. This method supports date in yyyy-MM-dd HH:mm:ss format or as long timevalues.
      Parameters:
      value - the String to be parsed
      Returns:
      a Date object
      Throws:
      DateFormatException - if value isn't a valid timestamp
      InvalidDataException
      Since:
      2.16

    • formatTimestamp

      public static String formatTimestamp(Date d)
      Formats a timestamp in yyyy-MM-dd HH:mm:ss format.
      Parameters:
      d - The date to format.
      Returns:
      Formated date as a String
      Since:
      2.16

    • safeEquals

      public static boolean safeEquals(Date d1, Date d2, boolean time)
      Compare two date instances for equality while protecting from strange implementations in the java.util.Date and java.sql.Timestamp classes.
      Parameters:
      time - TRUE to compare the date+time part, FALSE to only compare the date part
      Since:
      3.9.1

    • safeInvariantEquals

      public static boolean safeInvariantEquals(List<Date> l1, List<Date> l2, boolean time)
      Checks if two lists contains equal elements disregarding their positions in the array. Eg. [1, 2] is equal to [2, 1]
      Parameters:
      time - TRUE to compare the date+time part, FALSE to only compare the date part
      Returns:
      TRUE if both list contains the same elements
      Since:
      3.9.1