Jiabao-Sun commented on code in PR #1: URL: https://github.com/apache/flink-connector-mongodb/pull/1#discussion_r1095888644
########## flink-connector-mongodb/src/main/java/org/apache/flink/connector/mongodb/table/converter/RowDataToBsonConverters.java: ########## @@ -0,0 +1,317 @@ +/* + * 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.flink.connector.mongodb.table.converter; + +import org.apache.flink.annotation.Internal; +import org.apache.flink.table.data.ArrayData; +import org.apache.flink.table.data.DecimalData; +import org.apache.flink.table.data.MapData; +import org.apache.flink.table.data.RowData; +import org.apache.flink.table.data.TimestampData; +import org.apache.flink.table.types.logical.ArrayType; +import org.apache.flink.table.types.logical.LogicalType; +import org.apache.flink.table.types.logical.LogicalTypeFamily; +import org.apache.flink.table.types.logical.LogicalTypeRoot; +import org.apache.flink.table.types.logical.MapType; +import org.apache.flink.table.types.logical.RowType; + +import org.bson.BsonArray; +import org.bson.BsonBinary; +import org.bson.BsonBoolean; +import org.bson.BsonDateTime; +import org.bson.BsonDecimal128; +import org.bson.BsonDocument; +import org.bson.BsonDouble; +import org.bson.BsonInt32; +import org.bson.BsonInt64; +import org.bson.BsonNull; +import org.bson.BsonString; +import org.bson.BsonValue; +import org.bson.json.JsonParseException; +import org.bson.types.Decimal128; + +import java.io.Serializable; +import java.math.BigDecimal; +import java.util.ArrayList; +import java.util.List; + +import static org.apache.flink.connector.mongodb.common.utils.MongoConstants.ENCODE_VALUE_FIELD; + +/** Tool class used to convert from {@link RowData} to {@link BsonValue}. */ +@Internal +public class RowDataToBsonConverters { + + // -------------------------------------------------------------------------------- + // Runtime Converters + // -------------------------------------------------------------------------------- + + /** + * Runtime converter that converts objects of Flink Table & SQL internal data structures to + * corresponding {@link BsonValue} data structures. + */ + @FunctionalInterface + public interface RowDataToBsonConverter extends Serializable { + BsonValue convert(Object value); + } + + // -------------------------------------------------------------------------------- + // IMPORTANT! We use anonymous classes instead of lambdas for a reason here. It is + // necessary because the maven shade plugin cannot relocate classes in + // SerializedLambdas (MSHADE-260). On the other hand we want to relocate Bson for + // sql-connector uber jars. + // -------------------------------------------------------------------------------- + + public static RowDataToBsonConverter createConverter(LogicalType type) { Review Comment: @zentol This method is also used by `MongoKeyExtractor` to convert the primary key's row type to bson type. But when the primary key is not composite, LogicalType may not be RowType. Is there any good way to differentiate? -- 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. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
