ValueProvider.NestedValueProvider (Google Cloud Dataflow SDK 1.9.1 API)

Google Cloud Dataflow SDK for Java, version 1.9.1

Warning: Dataflow SDK 1.x for Java is unsupported as of October 16, 2018. After August 12, 2020, you can use unsupported SDKs temporarily while you upgrade your pipelines. For more information, see Using an unsupported SDK.

For information on migrating from the 1.x SDK, see Migrating from Dataflow SDK 1.x for Java.

Note: If you are using Cloud Dataflow SDK version 2.x, see the Apache Beam API reference documentation.

com.google.cloud.dataflow.sdk.options

Class ValueProvider.NestedValueProvider<T,X>

• java.lang.Object
• • com.google.cloud.dataflow.sdk.options.ValueProvider.NestedValueProvider<T,X>

• All Implemented Interfaces:

  ValueProvider<T>, Serializable

  Enclosing interface:

  ValueProvider<T>

  ---

  
  

  public static class ValueProvider.NestedValueProvider<T,X>
  extends Object
  implements ValueProvider<T>, Serializable

  ValueProvider.NestedValueProvider is an implementation of ValueProvider that allows for wrapping another ValueProvider object.

  See Also:

  Serialized Form

• • Nested Class Summary

    • Nested classes/interfaces inherited from interface com.google.cloud.dataflow.sdk.options.ValueProvider

      ValueProvider.Deserializer, ValueProvider.NestedValueProvider<T,X>, ValueProvider.RuntimeValueProvider<T>, ValueProvider.Serializer, ValueProvider.StaticValueProvider<T>

  • Method Summary

    All Methods Static Methods Instance Methods Concrete Methods 

    Modifier and Type	Method and Description
    T	get() Return the value wrapped by this ValueProvider.
    boolean	isAccessible() Whether the contents of this ValueProvider is available to routines that run at graph construction time.
    static <T,X> ValueProvider.NestedValueProvider<T,X>	of(ValueProvider<X> value, SerializableFunction<X,T> translator) Creates a ValueProvider.NestedValueProvider that wraps the provided value.
    String	propertyName() Return the property name associated with this provider.
    String	toString()

    • Methods inherited from class java.lang.Object

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

• • Method Detail

    • of

      public static <T,X> ValueProvider.NestedValueProvider<T,X> of(ValueProvider<X> value,
                                                                    SerializableFunction<X,T> translator)

      Creates a ValueProvider.NestedValueProvider that wraps the provided value.

    • get

      public T get()

      Description copied from interface: ValueProvider
      Return the value wrapped by this ValueProvider.

      Specified by:

      get in interface ValueProvider<T>

    • isAccessible

      public boolean isAccessible()

      Description copied from interface: ValueProvider
      Whether the contents of this ValueProvider is available to routines that run at graph construction time.

      Specified by:

      isAccessible in interface ValueProvider<T>

    • propertyName

      public String propertyName()

      Return the property name associated with this provider.

    • toString

      public String toString()

      Overrides:

      toString in class Object