Package org.apache.beam.sdk.transforms.windowing

Enum Window.OnTimeBehavior

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Comparable<Window.OnTimeBehavior>
    Enclosing class:
    Window<T>
    public static enum Window.OnTimeBehavior
extends java.lang.Enum<Window.OnTimeBehavior>
    Specifies the conditions under which an on-time pane will be created when a window is closed.

    • Enum Constant Summary

      Enum Constants 
      Enum Constant Description
      FIRE_ALWAYS
      Always fire the on-time pane.
      FIRE_IF_NON_EMPTY
      Only fire the on-time pane if there is new data since the previous firing.

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static Window.OnTimeBehavior valueOf​(java.lang.String name)
      Returns the enum constant of this type with the specified name.
      static Window.OnTimeBehavior[] values()
      Returns an array containing the constants of this enum type, in the order they are declared.

      • Methods inherited from class java.lang.Enum

        clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

      • Methods inherited from class java.lang.Object

        getClass, notify, notifyAll, wait, wait, wait

    • Enum Constant Detail

      • FIRE_ALWAYS

        public static final Window.OnTimeBehavior FIRE_ALWAYS
        Always fire the on-time pane. Even if there is no new data since the previous firing, an element will be produced.

        This is the default behavior.

      • FIRE_IF_NON_EMPTY

        public static final Window.OnTimeBehavior FIRE_IF_NON_EMPTY
        Only fire the on-time pane if there is new data since the previous firing.

    • Method Detail

      • values

        public static Window.OnTimeBehavior[] values()
        Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows: 
        for (Window.OnTimeBehavior c : Window.OnTimeBehavior.values())
    System.out.println(c);
        Returns:
        an array containing the constants of this enum type, in the order they are declared

      • valueOf

        public static Window.OnTimeBehavior valueOf​(java.lang.String name)
        Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
        Parameters:
        name - the name of the enum constant to be returned.
        Returns:
        the enum constant with the specified name
        Throws:
        java.lang.IllegalArgumentException - if this enum type has no constant with the specified name
        java.lang.NullPointerException - if the argument is null