Class Ticker

java.lang.Object
com.google.common.base.Ticker
Direct Known Subclasses:
FakeTicker

public abstract class Ticker extends Object
A time source; returns a time value representing the number of nanoseconds elapsed since some fixed but arbitrary point in time. Note that most users should use Stopwatch instead of interacting with this class directly.

Warning: this interface can only be used to measure elapsed time, not wall time.

Since:
10.0 (mostly source-compatible since 9.0)
  • Field Details

    • SYSTEM_TICKER

      private static final Ticker SYSTEM_TICKER
  • Constructor Details

    • Ticker

      protected Ticker()
      Constructor for use by subclasses.
  • Method Details

    • read

      public abstract long read()
      Returns the number of nanoseconds elapsed since this ticker's fixed point of reference.
    • systemTicker

      public static Ticker systemTicker()
      A ticker that reads the current time using System.nanoTime().
      Since:
      10.0