com.spotify.scio.datastore.syntax.SCollectionSyntax.scala Maven / Gradle / Ivy
/*
* Copyright 2020 Spotify AB.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
import com.google.datastore.v1.Entity
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package com.spotify.scio.datastore.syntax
import com.spotify.scio.values.SCollection
import com.spotify.scio.datastore.DatastoreIO
import com.spotify.scio.io.ClosedTap
import com.google.datastore.v1.Entity
import com.spotify.scio.datastore.DatastoreIO.WriteParam
import org.apache.beam.sdk.io.gcp.datastore.{DatastoreV1 => BDatastore}
final class SCollectionEntityOps[T <: Entity](private val coll: SCollection[T]) extends AnyVal {
/**
* Save this SCollection as a Datastore dataset. Note that elements must be of type `Entity`.
* @group output
*/
def saveAsDatastore(
projectId: String,
configOverride: BDatastore.Write => BDatastore.Write = WriteParam.DefaultConfigOverride
): ClosedTap[Nothing] =
coll.covary_[Entity].write(DatastoreIO(projectId))(WriteParam(configOverride))
}
trait SCollectionSyntax {
implicit def datastoreEntitySCollectionOps[T <: Entity](
coll: SCollection[T]
): SCollectionEntityOps[T] = new SCollectionEntityOps(coll)
}