CombineWithContext (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. See Migrating from Dataflow SDK 1.x for Java for migration guidance.

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

com.google.cloud.dataflow.sdk.transforms

Class CombineWithContext

• java.lang.Object
• • com.google.cloud.dataflow.sdk.transforms.CombineWithContext

• ---

  
  

  public class CombineWithContext
  extends Object

  This class contains combine functions that have access to PipelineOptions and side inputs through CombineWithContext.Context.

  CombineWithContext.CombineFnWithContext and CombineWithContext.KeyedCombineFnWithContext are for users to extend.

• • Nested Class Summary

    Nested Classes 

    Modifier and Type	Class and Description
    static class	CombineWithContext.CombineFnWithContext<InputT,AccumT,OutputT> A combine function that has access to PipelineOptions and side inputs through CombineWithContext.Context.
    static class	CombineWithContext.Context Information accessible to all methods in CombineFnWithContext and KeyedCombineFnWithContext.
    static class	CombineWithContext.KeyedCombineFnWithContext<K,InputT,AccumT,OutputT> A keyed combine function that has access to PipelineOptions and side inputs through CombineWithContext.Context.
    static interface	CombineWithContext.RequiresContextInternal An internal interface for signaling that a GloballyCombineFn or a PerKeyCombineFn needs to access CombineWithContext.Context.

  • Constructor Summary

    Constructors 

    Constructor and Description
    CombineWithContext()

  • Method Summary

    • Methods inherited from class java.lang.Object

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

• • Constructor Detail

    • CombineWithContext

      public CombineWithContext()