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Common: use processing manifest (close #81)
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37 changes: 37 additions & 0 deletions
37
shredder/src/main/scala/com.snowplowanalytics.snowplow.storage/spark/DynamodbManifest.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| /* | ||
| * Copyright (c) 2012-2018 Snowplow Analytics Ltd. All rights reserved. | ||
| * | ||
| * This program is licensed to you under the Apache License Version 2.0, | ||
| * and you may not use this file except in compliance with the Apache License Version 2.0. | ||
| * You may obtain a copy of the Apache License Version 2.0 at | ||
| * http://www.apache.org/licenses/LICENSE-2.0. | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the Apache License Version 2.0 is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the Apache License Version 2.0 for the specific language governing permissions and | ||
| * limitations there under. | ||
| */ | ||
| package com.snowplowanalytics.snowplow.storage.spark | ||
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| import cats.implicits._ | ||
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| import com.amazonaws.services.dynamodbv2.AmazonDynamoDBClientBuilder | ||
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| import com.snowplowanalytics.manifest.core.ProcessingManifest._ | ||
| import com.snowplowanalytics.manifest.dynamodb.DynamoDbManifest | ||
| import com.snowplowanalytics.snowplow.rdbloader.generated.ProjectMetadata | ||
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| object DynamodbManifest { | ||
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| type ManifestFailure[A] = Either[ManifestError, A] | ||
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| val ShredJobApplication = Application(ProjectMetadata.name, ProjectMetadata.version, None) | ||
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| val ShreddedTypesKeys = "processed:shredder:types" | ||
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| def initialize(tableName: String) = { | ||
| val client = AmazonDynamoDBClientBuilder.standard().build() | ||
| DynamoDbManifest[ManifestFailure](client, tableName) | ||
| } | ||
| } |
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59 changes: 59 additions & 0 deletions
59
...er/src/main/scala/com.snowplowanalytics.snowplow.storage/spark/StringSetAccumulator.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| /* | ||
| * Copyright (c) 2012-2018 Snowplow Analytics Ltd. All rights reserved. | ||
| * | ||
| * This program is licensed to you under the Apache License Version 2.0, | ||
| * and you may not use this file except in compliance with the Apache License Version 2.0. | ||
| * You may obtain a copy of the Apache License Version 2.0 at http://www.apache.org/licenses/LICENSE-2.0. | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the Apache License Version 2.0 is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the Apache License Version 2.0 for the specific language governing permissions and limitations there under. | ||
| */ | ||
| package com.snowplowanalytics.snowplow.storage.spark | ||
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| import org.apache.spark.util.AccumulatorV2 | ||
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| import scala.collection.mutable | ||
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| import StringSetAccumulator._ | ||
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| class StringSetAccumulator extends AccumulatorV2[KeyAccum, KeyAccum] { | ||
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| private val accum = mutable.Set.empty[String] | ||
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| def merge(other: AccumulatorV2[KeyAccum, KeyAccum]): Unit = other match { | ||
| case o: StringSetAccumulator => accum ++= o.accum | ||
| case _ => throw new UnsupportedOperationException( | ||
| s"Cannot merge ${this.getClass.getName} with ${other.getClass.getName}") | ||
| } | ||
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| def isZero: Boolean = accum.isEmpty | ||
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| def copy(): AccumulatorV2[KeyAccum, KeyAccum] = { | ||
| val newAcc = new StringSetAccumulator | ||
| accum.synchronized { | ||
| newAcc.accum ++= accum | ||
| } | ||
| newAcc | ||
| } | ||
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| def value = accum | ||
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| def add(keys: KeyAccum): Unit = { | ||
| accum ++= keys | ||
| } | ||
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| def add(keys: Set[String]): Unit = { | ||
| val mutableSet = mutable.Set(keys.toList: _*) | ||
| add(mutableSet) | ||
| } | ||
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| def reset(): Unit = { | ||
| accum.clear() | ||
| } | ||
| } | ||
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| object StringSetAccumulator { | ||
| type KeyAccum = mutable.Set[String] | ||
| } |
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