reuvenlax commented on code in PR #26063: URL: https://github.com/apache/beam/pull/26063#discussion_r1171791456
########## runners/google-cloud-dataflow-java/worker/src/test/java/org/apache/beam/runners/dataflow/worker/PubsubDynamicSinkTest.java: ########## @@ -0,0 +1,163 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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. + */ +package org.apache.beam.runners.dataflow.worker; + +import static org.junit.Assert.assertEquals; +import static org.mockito.Mockito.when; + +import avro.shaded.com.google.common.collect.Lists; Review Comment: done ########## runners/google-cloud-dataflow-java/worker/src/main/java/org/apache/beam/runners/dataflow/worker/PubsubDynamicSink.java: ########## @@ -0,0 +1,164 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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. + */ +package org.apache.beam.runners.dataflow.worker; + +import static org.apache.beam.runners.dataflow.util.Structs.getString; + +import com.google.auto.service.AutoService; +import java.io.IOException; +import java.util.Map; +import org.apache.beam.runners.dataflow.util.CloudObject; +import org.apache.beam.runners.dataflow.util.PropertyNames; +import org.apache.beam.runners.dataflow.worker.util.common.worker.Sink; +import org.apache.beam.runners.dataflow.worker.windmill.Pubsub; +import org.apache.beam.runners.dataflow.worker.windmill.Windmill; +import org.apache.beam.sdk.coders.Coder; +import org.apache.beam.sdk.io.gcp.pubsub.PubsubMessage; +import org.apache.beam.sdk.options.PipelineOptions; +import org.apache.beam.sdk.util.ByteStringOutputStream; +import org.apache.beam.sdk.util.WindowedValue; +import org.apache.beam.vendor.grpc.v1p48p1.com.google.protobuf.ByteString; +import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.base.Preconditions; +import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.ImmutableMap; +import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.Maps; +import org.checkerframework.checker.nullness.qual.Nullable; + +@SuppressWarnings({ + "rawtypes", // TODO(https://github.com/apache/beam/issues/20447) +}) +public class PubsubDynamicSink extends Sink<WindowedValue<PubsubMessage>> { + private final String timestampLabel; + private final String idLabel; + private final StreamingModeExecutionContext context; + // Function used to convert PCollection elements to PubsubMessage objects. + + PubsubDynamicSink(String timestampLabel, String idLabel, StreamingModeExecutionContext context) { + this.timestampLabel = timestampLabel; + this.idLabel = idLabel; + this.context = context; + } + + /** A {@link SinkFactory.Registrar} for pubsub sinks. */ + @AutoService(SinkFactory.Registrar.class) + public static class Registrar implements SinkFactory.Registrar { + + @Override + public Map<String, SinkFactory> factories() { + PubsubDynamicSink.Factory factory = new Factory(); + return ImmutableMap.of( + "PubsubDynamicSink", + factory, + "org.apache.beam.runners.dataflow.worker.PubsubDynamicSink", + factory); + } + } + + static class Factory implements SinkFactory { + @Override + public PubsubDynamicSink create( + CloudObject spec, + Coder<?> coder, + @Nullable PipelineOptions options, + @Nullable DataflowExecutionContext executionContext, + DataflowOperationContext operationContext) + throws Exception { + String timestampLabel = getString(spec, PropertyNames.PUBSUB_TIMESTAMP_ATTRIBUTE, ""); + String idLabel = getString(spec, PropertyNames.PUBSUB_ID_ATTRIBUTE, ""); + + return new PubsubDynamicSink( + timestampLabel, + idLabel, + (StreamingModeExecutionContext) + org.apache.beam.sdk.util.Preconditions.checkArgumentNotNull(executionContext)); + } + } + + @Override + public Sink.SinkWriter<WindowedValue<PubsubMessage>> writer() { + return new PubsubDynamicSink.PubsubWriter(); + } + + class PubsubWriter implements Sink.SinkWriter<WindowedValue<PubsubMessage>> { + private final Map<String, Windmill.PubSubMessageBundle.Builder> outputBuilders; + private final ByteStringOutputStream stream; // Kept across adds for buffer reuse. + + PubsubWriter() { + outputBuilders = Maps.newHashMap(); + stream = new ByteStringOutputStream(); + } + + public ByteString getDataFromMessage(PubsubMessage formatted, ByteStringOutputStream stream) + throws IOException { + Pubsub.PubsubMessage.Builder pubsubMessageBuilder = + Pubsub.PubsubMessage.newBuilder().setData(ByteString.copyFrom(formatted.getPayload())); + Map<String, String> attributeMap = formatted.getAttributeMap(); + if (attributeMap != null) { + pubsubMessageBuilder.putAllAttributes(attributeMap); + } + pubsubMessageBuilder.build().writeTo(stream); + return stream.toByteStringAndReset(); + } + + public void close(Windmill.PubSubMessageBundle.Builder outputBuilder) throws IOException { + context.getOutputBuilder().addPubsubMessages(outputBuilder); + outputBuilder.clear(); + } + + @Override + public long add(WindowedValue<PubsubMessage> data) throws IOException { + String dataTopic = + org.apache.beam.sdk.util.Preconditions.checkArgumentNotNull( Review Comment: done ########## runners/google-cloud-dataflow-java/worker/src/main/java/org/apache/beam/runners/dataflow/worker/PubsubDynamicSink.java: ########## @@ -0,0 +1,164 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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. + */ +package org.apache.beam.runners.dataflow.worker; + +import static org.apache.beam.runners.dataflow.util.Structs.getString; + +import com.google.auto.service.AutoService; +import java.io.IOException; +import java.util.Map; +import org.apache.beam.runners.dataflow.util.CloudObject; +import org.apache.beam.runners.dataflow.util.PropertyNames; +import org.apache.beam.runners.dataflow.worker.util.common.worker.Sink; +import org.apache.beam.runners.dataflow.worker.windmill.Pubsub; +import org.apache.beam.runners.dataflow.worker.windmill.Windmill; +import org.apache.beam.sdk.coders.Coder; +import org.apache.beam.sdk.io.gcp.pubsub.PubsubMessage; +import org.apache.beam.sdk.options.PipelineOptions; +import org.apache.beam.sdk.util.ByteStringOutputStream; +import org.apache.beam.sdk.util.WindowedValue; +import org.apache.beam.vendor.grpc.v1p48p1.com.google.protobuf.ByteString; +import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.base.Preconditions; +import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.ImmutableMap; +import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.Maps; +import org.checkerframework.checker.nullness.qual.Nullable; + +@SuppressWarnings({ + "rawtypes", // TODO(https://github.com/apache/beam/issues/20447) +}) +public class PubsubDynamicSink extends Sink<WindowedValue<PubsubMessage>> { + private final String timestampLabel; + private final String idLabel; + private final StreamingModeExecutionContext context; + // Function used to convert PCollection elements to PubsubMessage objects. 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