Package org.apache.jackrabbit.oak.commons

Class LongUtils

java.lang.Object
org.apache.jackrabbit.oak.commons.LongUtils
public final class LongUtils extends Object

  • Method Summary

    Modifier and Type
    Method
    Description
    static long
    calculateExpirationTime(long expiration)
    Calculate an expiration time based on new Date().getTime() and the specified expiration in number of milliseconds.
    static long
    safeAdd(long a, long b)
    Sums a and b and verifies that it doesn't overflow in signed long arithmetic, in which case Long.MAX_VALUE will be returned instead of the result.

    Methods inherited from class java.lang.Object

    equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Method Details

    • safeAdd

      public static long safeAdd(long a, long b)
      Sums a and b and verifies that it doesn't overflow in signed long arithmetic, in which case Long.MAX_VALUE will be returned instead of the result. Note: this method is a variant of LongMath.checkedAdd(long, long) that returns Long.MAX_VALUE instead of throwing ArithmeticException.
      See Also:
      • LongMath.checkedAdd(long, long)

    • calculateExpirationTime

      public static long calculateExpirationTime(long expiration)
      Calculate an expiration time based on new Date().getTime() and the specified expiration in number of milliseconds.
      Parameters:
      expiration - The expiration in milliseconds.
      Returns:
      The expiration time.