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| name: Duplicate Code Detection | ||
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| on: | ||
| push: | ||
| branches: [ master ] | ||
| pull_request: | ||
| # The branches below must be a subset of the branches above | ||
| branches: [ master ] | ||
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| jobs: | ||
| build: | ||
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| runs-on: ubuntu-latest | ||
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| steps: | ||
| - uses: actions/checkout@v3 | ||
| - uses: actions/setup-java@v3 | ||
| with: | ||
| distribution: 'temurin' | ||
| java-version: '8' | ||
| cache: 'maven' | ||
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| - name: Running Duplicate Code Detection | ||
| run: ./mvnw pmd:cpd-check -Pall -Daggregate=true |
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135 changes: 135 additions & 0 deletions
135
...ector-common/src/main/java/com/google/cloud/spark/bigquery/direct/BigQueryRDDContext.java
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| /* | ||
| * Copyright 2022 Google Inc. All Rights Reserved. | ||
| * | ||
| * 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 | ||
| * | ||
| * 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. | ||
| */ | ||
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| package com.google.cloud.spark.bigquery.direct; | ||
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| import com.google.cloud.bigquery.Schema; | ||
| import com.google.cloud.bigquery.connector.common.BigQueryClientFactory; | ||
| import com.google.cloud.bigquery.connector.common.BigQueryStorageReadRowsTracer; | ||
| import com.google.cloud.bigquery.connector.common.BigQueryTracerFactory; | ||
| import com.google.cloud.bigquery.connector.common.BigQueryUtil; | ||
| import com.google.cloud.bigquery.connector.common.ReadRowsHelper; | ||
| import com.google.cloud.bigquery.storage.v1.DataFormat; | ||
| import com.google.cloud.bigquery.storage.v1.ReadRowsRequest; | ||
| import com.google.cloud.bigquery.storage.v1.ReadRowsResponse; | ||
| import com.google.cloud.bigquery.storage.v1.ReadSession; | ||
| import com.google.cloud.spark.bigquery.InternalRowIterator; | ||
| import com.google.cloud.spark.bigquery.ReadRowsResponseToInternalRowIteratorConverter; | ||
| import com.google.cloud.spark.bigquery.SchemaConverters; | ||
| import com.google.cloud.spark.bigquery.SchemaConvertersConfiguration; | ||
| import com.google.cloud.spark.bigquery.SparkBigQueryConfig; | ||
| import com.google.cloud.spark.bigquery.metrics.SparkMetricsSource; | ||
| import com.google.common.base.Joiner; | ||
| import java.io.Serializable; | ||
| import java.util.Arrays; | ||
| import java.util.Iterator; | ||
| import java.util.List; | ||
| import java.util.Optional; | ||
| import org.apache.spark.InterruptibleIterator; | ||
| import org.apache.spark.Partition; | ||
| import org.apache.spark.SparkEnv; | ||
| import org.apache.spark.TaskContext; | ||
| import org.apache.spark.sql.catalyst.InternalRow; | ||
| import org.apache.spark.sql.types.StructType; | ||
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| class BigQueryRDDContext implements Serializable { | ||
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| private static long serialVersionUID = -2219993393692435055L; | ||
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| private final Partition[] partitions; | ||
| private final ReadSession readSession; | ||
| private final String[] columnsInOrder; | ||
| private final Schema bqSchema; | ||
| private final SparkBigQueryConfig options; | ||
| private final BigQueryClientFactory bigQueryClientFactory; | ||
| private final BigQueryTracerFactory bigQueryTracerFactory; | ||
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| private List<String> streamNames; | ||
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| public BigQueryRDDContext( | ||
| Partition[] parts, | ||
| ReadSession readSession, | ||
| Schema bqSchema, | ||
| String[] columnsInOrder, | ||
| SparkBigQueryConfig options, | ||
| BigQueryClientFactory bigQueryClientFactory, | ||
| BigQueryTracerFactory bigQueryTracerFactory) { | ||
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| this.partitions = parts; | ||
| this.readSession = readSession; | ||
| this.columnsInOrder = columnsInOrder; | ||
| this.bigQueryClientFactory = bigQueryClientFactory; | ||
| this.bigQueryTracerFactory = bigQueryTracerFactory; | ||
| this.options = options; | ||
| this.bqSchema = bqSchema; | ||
| this.streamNames = BigQueryUtil.getStreamNames(readSession); | ||
| } | ||
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| public scala.collection.Iterator<InternalRow> compute(Partition split, TaskContext context) { | ||
| BigQueryPartition bigQueryPartition = (BigQueryPartition) split; | ||
| SparkMetricsSource sparkMetricsSource = new SparkMetricsSource(); | ||
| SparkEnv.get().metricsSystem().registerSource(sparkMetricsSource); | ||
| BigQueryStorageReadRowsTracer tracer = | ||
| bigQueryTracerFactory.newReadRowsTracer( | ||
| Joiner.on(",").join(streamNames), sparkMetricsSource); | ||
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| ReadRowsRequest.Builder request = | ||
| ReadRowsRequest.newBuilder().setReadStream(bigQueryPartition.getStream()); | ||
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| ReadRowsHelper readRowsHelper = | ||
| new ReadRowsHelper( | ||
| bigQueryClientFactory, | ||
| request, | ||
| options.toReadSessionCreatorConfig().toReadRowsHelperOptions(), | ||
| Optional.of(tracer)); | ||
| Iterator<ReadRowsResponse> readRowsResponseIterator = readRowsHelper.readRows(); | ||
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| StructType schema = | ||
| options | ||
| .getSchema() | ||
| .orElse( | ||
| SchemaConverters.from(SchemaConvertersConfiguration.from(options)) | ||
| .toSpark(bqSchema)); | ||
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| ReadRowsResponseToInternalRowIteratorConverter converter; | ||
| if (options.getReadDataFormat().equals(DataFormat.AVRO)) { | ||
| converter = | ||
| ReadRowsResponseToInternalRowIteratorConverter.avro( | ||
| bqSchema, | ||
| Arrays.asList(columnsInOrder), | ||
| readSession.getAvroSchema().getSchema(), | ||
| Optional.of(schema), | ||
| Optional.of(tracer), | ||
| SchemaConvertersConfiguration.from(options)); | ||
| } else { | ||
| converter = | ||
| ReadRowsResponseToInternalRowIteratorConverter.arrow( | ||
| Arrays.asList(columnsInOrder), | ||
| readSession.getArrowSchema().getSerializedSchema(), | ||
| Optional.of(schema), | ||
| Optional.of(tracer)); | ||
| } | ||
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| return new InterruptibleIterator<InternalRow>( | ||
| context, | ||
| new ScalaIterator<InternalRow>( | ||
| new InternalRowIterator(readRowsResponseIterator, converter, readRowsHelper, tracer))); | ||
| } | ||
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| public Partition[] getPartitions() { | ||
| return partitions; | ||
| } | ||
| } |
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