Module com.github.oshi
Package oshi.util

Class Util

java.lang.Object
oshi.util.Util
@ThreadSafe public final class Util extends Object
General utility methods

  • Method Summary

    Modifier and Type
    Method
    Description
    static void
    freeMemory(com.sun.jna.Pointer p)
    If the given Pointer is of class Memory, executes the close method on it to free its native allocation
    static boolean
    isBlank(String s)
    Tests if a String is either null or empty.
    static boolean
    isBlankOrUnknown(String s)
    Tests if a String is either null or empty or the unknown constant.
    static boolean
    isSessionValid(String user, String device, Long loginTime)
    Tests if session of a user logged in a device is valid or not.
    static void
    sleep(long ms)
    Sleeps for the specified number of milliseconds.
    static boolean
    wildcardMatch(String text, String pattern)
    Tests if a String matches another String with a wildcard pattern.

    Methods inherited from class java.lang.Object

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

  • Method Details

    • sleep

      public static void sleep(long ms)
      Sleeps for the specified number of milliseconds.
      Parameters:
      ms - How long to sleep

    • wildcardMatch

      public static boolean wildcardMatch(String text, String pattern)
      Tests if a String matches another String with a wildcard pattern.
      Parameters:
      text - The String to test
      pattern - The String containing a wildcard pattern where ? represents a single character and * represents any number of characters. If the first character of the pattern is a carat (^) the test is performed against the remaining characters and the result of the test is the opposite.
      Returns:
      True if the String matches or if the first character is ^ and the remainder of the String does not match.

    • isBlank

      public static boolean isBlank(String s)
      Tests if a String is either null or empty.
      Parameters:
      s - The string to test
      Returns:
      True if the String is either null or empty.

    • isBlankOrUnknown

      public static boolean isBlankOrUnknown(String s)
      Tests if a String is either null or empty or the unknown constant.
      Parameters:
      s - The string to test
      Returns:
      True if the String is either null or empty or the unknown constant.

    • freeMemory

      public static void freeMemory(com.sun.jna.Pointer p)
      If the given Pointer is of class Memory, executes the close method on it to free its native allocation
      Parameters:
      p - A pointer

    • isSessionValid

      public static boolean isSessionValid(String user, String device, Long loginTime)
      Tests if session of a user logged in a device is valid or not.
      Parameters:
      user - The user logged in
      device - The device used by user
      loginTime - The login time of the user
      Returns:
      True if Session is valid or False if the user of device is empty or the login time is lesser than zero or greater than current time.