Package org.apache.beam.sdk.io.gcp.datastore

Class RowToEntity

  • All Implemented Interfaces:
    java.io.Serializable, org.apache.beam.sdk.transforms.display.HasDisplayData
    public class RowToEntity
extends org.apache.beam.sdk.transforms.PTransform<org.apache.beam.sdk.values.PCollection<org.apache.beam.sdk.values.Row>,​org.apache.beam.sdk.values.PCollection<com.google.datastore.v1.Entity>>
    A PTransform to perform a conversion of Row to Entity.
    See Also:
    Serialized Form

    • Field Summary

      • Fields inherited from class org.apache.beam.sdk.transforms.PTransform

        name, resourceHints

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      static RowToEntity create​(java.lang.String keyField, java.lang.String kind)
      Create a PTransform instance.
      static RowToEntity createTest​(java.lang.String keyString, java.lang.String keyField, java.lang.String kind)  
      org.apache.beam.sdk.values.PCollection<com.google.datastore.v1.Entity> expand​(org.apache.beam.sdk.values.PCollection<org.apache.beam.sdk.values.Row> input)  

      • Methods inherited from class org.apache.beam.sdk.transforms.PTransform

        compose, compose, getAdditionalInputs, getDefaultOutputCoder, getDefaultOutputCoder, getDefaultOutputCoder, getKindString, getName, getResourceHints, populateDisplayData, setResourceHints, toString, validate, validate

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • expand

        public org.apache.beam.sdk.values.PCollection<com.google.datastore.v1.Entity> expand​(org.apache.beam.sdk.values.PCollection<org.apache.beam.sdk.values.Row> input)
        Specified by:
        expand in class org.apache.beam.sdk.transforms.PTransform<org.apache.beam.sdk.values.PCollection<org.apache.beam.sdk.values.Row>,​org.apache.beam.sdk.values.PCollection<com.google.datastore.v1.Entity>>

      • create

        public static RowToEntity create​(java.lang.String keyField,
                                 java.lang.String kind)
        Create a PTransform instance.
        Parameters:
        keyField - Row field containing a serialized Key, must be set when using user specified keys.
        kind - DataStore `Kind` data will be written to (required when generating random Keys).
        Returns:
        PTransform instance for Row to Entity conversion.

      • createTest

        public static RowToEntity createTest​(java.lang.String keyString,
                                     java.lang.String keyField,
                                     java.lang.String kind)