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ASF GitHub Bot logged work on BEAM-8561: ---------------------------------------- Author: ASF GitHub Bot Created on: 11/Feb/20 21:33 Start Date: 11/Feb/20 21:33 Worklog Time Spent: 10m Work Description: chrlarsen commented on pull request #10290: [BEAM-8561] Add ThriftIO to support IO for Thrift files URL: https://github.com/apache/beam/pull/10290#discussion_r377912388 ########## File path: sdks/java/io/thrift/src/main/java/org/apache/beam/sdk/io/thrift/ThriftIO.java ########## @@ -0,0 +1,289 @@ +/* + * 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.sdk.io.thrift; + +import static org.apache.beam.vendor.guava.v26_0_jre.com.google.common.base.Preconditions.checkArgument; +import static org.apache.beam.vendor.guava.v26_0_jre.com.google.common.base.Preconditions.checkNotNull; + +import com.google.auto.value.AutoValue; +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.nio.channels.Channels; +import java.nio.channels.WritableByteChannel; +import javax.annotation.Nullable; +import org.apache.beam.sdk.annotations.Experimental; +import org.apache.beam.sdk.coders.Coder; +import org.apache.beam.sdk.io.FileIO; +import org.apache.beam.sdk.transforms.DoFn; +import org.apache.beam.sdk.transforms.PTransform; +import org.apache.beam.sdk.transforms.ParDo; +import org.apache.beam.sdk.transforms.display.DisplayData; +import org.apache.beam.sdk.values.PCollection; +import org.apache.thrift.TBase; +import org.apache.thrift.TException; +import org.apache.thrift.protocol.TProtocol; +import org.apache.thrift.protocol.TProtocolFactory; +import org.apache.thrift.transport.TIOStreamTransport; +import org.apache.thrift.transport.TTransportException; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * {@link PTransform}s for reading and writing files containing Thrift encoded data. + * + * <h3>Reading Thrift Files</h3> + * + * <p>For simple reading, use {@link ThriftIO#} with the desired file pattern to read from. + * + * <p>For example: + * + * <pre>{@code + * PCollection<ExampleType> examples = pipeline.apply(ThriftIO.read().from("/foo/bar/*")); Review comment: Correct `read()` is not implemented and I will remove references to it unless we think it should be implemented. I think `readFiles()` will cover everything but the simple use case. What are your thoughts? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking ------------------- Worklog Id: (was: 385474) Time Spent: 12h 50m (was: 12h 40m) > Add ThriftIO to Support IO for Thrift Files > ------------------------------------------- > > Key: BEAM-8561 > URL: https://issues.apache.org/jira/browse/BEAM-8561 > Project: Beam > Issue Type: New Feature > Components: io-java-files > Reporter: Chris Larsen > Assignee: Chris Larsen > Priority: Major > Time Spent: 12h 50m > Remaining Estimate: 0h > > Similar to AvroIO it would be very useful to support reading and writing > to/from Thrift files with a native connector. > Functionality would include: > # read() - Reading from one or more Thrift files. > # write() - Writing to one or more Thrift files. -- This message was sent by Atlassian Jira (v8.3.4#803005)