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to #103, Support PB format serializer in Kafka Source
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bitsail-components/bitsail-component-formats/bitsail-component-format-pb/pom.xml
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| <?xml version="1.0" encoding="UTF-8"?> | ||
| <project xmlns="http://maven.apache.org/POM/4.0.0" | ||
| xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" | ||
| xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> | ||
| <parent> | ||
| <artifactId>bitsail-component-formats</artifactId> | ||
| <groupId>com.bytedance.bitsail</groupId> | ||
| <version>${revision}</version> | ||
| </parent> | ||
| <modelVersion>4.0.0</modelVersion> | ||
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| <artifactId>bitsail-component-format-pb</artifactId> | ||
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| <properties> | ||
| <maven.compiler.source>8</maven.compiler.source> | ||
| <maven.compiler.target>8</maven.compiler.target> | ||
| </properties> | ||
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| </project> |
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100 changes: 100 additions & 0 deletions
100
...com/bytedance/bitsail/connector/legacy/kafka/deserialization/PbDeserializationSchema.java
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| /* | ||
| * 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. | ||
| */ | ||
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| package com.bytedance.bitsail.connector.legacy.kafka.deserialization; | ||
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| import com.bytedance.bitsail.batch.file.parser.PbBytesParser; | ||
| import com.bytedance.bitsail.common.configuration.BitSailConfiguration; | ||
| import com.bytedance.bitsail.flink.core.typeinfo.PrimitiveColumnTypeInfo; | ||
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| import com.google.protobuf.Descriptors; | ||
| import org.apache.flink.annotation.Internal; | ||
| import org.apache.flink.api.common.serialization.DeserializationSchema; | ||
| import org.apache.flink.api.common.typeinfo.TypeInformation; | ||
| import org.apache.flink.api.java.typeutils.RowTypeInfo; | ||
| import org.apache.flink.types.Row; | ||
| import org.apache.flink.util.Collector; | ||
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| import java.io.IOException; | ||
| import java.util.List; | ||
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| @Internal | ||
| public class PbDeserializationSchema implements DeserializationSchema<Row> { | ||
| private static final long serialVersionUID = -2556547991095476394L; | ||
| private final PbBytesParser parser; | ||
| private final RowTypeInfo rowTypeInfo; | ||
| private final int arity; | ||
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| public PbDeserializationSchema(BitSailConfiguration jobConf) throws Exception { | ||
| this.parser = new PbBytesParser(jobConf); | ||
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| List<Descriptors.FieldDescriptor> fields = parser.getDescriptor().getFields(); | ||
| this.arity = fields.size(); | ||
| PrimitiveColumnTypeInfo<?>[] types = new PrimitiveColumnTypeInfo[arity]; | ||
| String[] fieldNames = new String[arity]; | ||
| for (int i = 0; i < arity; i++) { | ||
| Descriptors.FieldDescriptor field = fields.get(i); | ||
| types[i] = getColumnTypeInfo(field); | ||
| fieldNames[i] = field.getJsonName(); | ||
| } | ||
| this.rowTypeInfo = new RowTypeInfo(types, fieldNames); | ||
| } | ||
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| private PrimitiveColumnTypeInfo<?> getColumnTypeInfo(Descriptors.FieldDescriptor field) { | ||
| switch (field.getJavaType()) { | ||
| case INT: | ||
| case LONG: | ||
| return PrimitiveColumnTypeInfo.LONG_COLUMN_TYPE_INFO; | ||
| case FLOAT: | ||
| case DOUBLE: | ||
| return PrimitiveColumnTypeInfo.DOUBLE_COLUMN_TYPE_INFO; | ||
| case BOOLEAN: | ||
| return PrimitiveColumnTypeInfo.BOOL_COLUMN_TYPE_INFO; | ||
| case BYTE_STRING: | ||
| return PrimitiveColumnTypeInfo.BYTES_COLUMN_TYPE_INFO; | ||
| case MESSAGE: | ||
| case STRING: | ||
| case ENUM: | ||
| default: | ||
| return PrimitiveColumnTypeInfo.STRING_COLUMN_TYPE_INFO; | ||
| } | ||
| } | ||
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| @Override | ||
| public void open(DeserializationSchema.InitializationContext context) throws Exception { | ||
| } | ||
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| @Override | ||
| public Row deserialize(byte[] value) throws IOException { | ||
| return this.parser.parse(new Row(arity), value, 0, value.length, null, rowTypeInfo); | ||
| } | ||
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| @Override | ||
| public void deserialize(byte[] value, Collector<Row> out) throws IOException { | ||
| out.collect(deserialize(value)); | ||
| } | ||
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| @Override | ||
| public boolean isEndOfStream(Row row) { | ||
| return false; | ||
| } | ||
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| @Override | ||
| public TypeInformation<Row> getProducedType() { | ||
| return rowTypeInfo; | ||
| } | ||
| } |
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7 changes: 7 additions & 0 deletions
7
...connectors/bitsail-connectors-legacy/bitsail-connector-kafka/src/test/resources/kafka.fds
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| Z | ||
| kafka.proto"C | ||
| ProtoTest | ||
| id (Rid | ||
| name ( Rname | ||
| date ( Rdatebproto3 |
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...nnectors/bitsail-connectors-legacy/bitsail-connector-kafka/src/test/resources/kafka.proto
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| syntax = "proto3"; | ||
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| message ProtoTest { | ||
| int64 ID = 1; | ||
| string NAME = 2; | ||
| string DATE = 3; | ||
| } |
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...bitsail-connectors-legacy/bitsail-connector-kafka/src/test/resources/kafka_full_types.fds
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