davidzollo commented on code in PR #10121: URL: https://github.com/apache/seatunnel/pull/10121#discussion_r2565500773
########## seatunnel-connectors-v2/connector-fluss/src/main/java/org/apache/seatunnel/connectors/seatunnel/fluss/sink/FlussSinkWriter.java: ########## @@ -0,0 +1,218 @@ +/* + * 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.seatunnel.connectors.seatunnel.fluss.sink; + +import org.apache.seatunnel.api.configuration.ReadonlyConfig; +import org.apache.seatunnel.api.sink.SinkWriter; +import org.apache.seatunnel.api.sink.SupportMultiTableSinkWriter; +import org.apache.seatunnel.api.table.catalog.CatalogTable; +import org.apache.seatunnel.api.table.type.DecimalType; +import org.apache.seatunnel.api.table.type.RowKind; +import org.apache.seatunnel.api.table.type.SeaTunnelDataType; +import org.apache.seatunnel.api.table.type.SeaTunnelRow; +import org.apache.seatunnel.api.table.type.SeaTunnelRowType; +import org.apache.seatunnel.common.exception.CommonError; +import org.apache.seatunnel.connectors.seatunnel.common.sink.AbstractSinkWriter; +import org.apache.seatunnel.connectors.seatunnel.fluss.config.FlussSinkOptions; + +import com.alibaba.fluss.client.Connection; +import com.alibaba.fluss.client.ConnectionFactory; +import com.alibaba.fluss.client.table.Table; +import com.alibaba.fluss.client.table.writer.AppendWriter; +import com.alibaba.fluss.client.table.writer.TableWriter; +import com.alibaba.fluss.client.table.writer.UpsertWriter; +import com.alibaba.fluss.config.Configuration; +import com.alibaba.fluss.metadata.TablePath; +import com.alibaba.fluss.row.BinaryString; +import com.alibaba.fluss.row.Decimal; +import com.alibaba.fluss.row.GenericRow; +import com.alibaba.fluss.row.TimestampLtz; +import com.alibaba.fluss.row.TimestampNtz; +import lombok.extern.slf4j.Slf4j; + +import java.io.IOException; +import java.math.BigDecimal; +import java.time.Instant; +import java.time.LocalDate; +import java.time.LocalDateTime; +import java.time.LocalTime; +import java.time.OffsetDateTime; +import java.util.Map; +import java.util.Optional; + +@Slf4j +public class FlussSinkWriter extends AbstractSinkWriter<SeaTunnelRow, Void> + implements SupportMultiTableSinkWriter<Void> { + + private Connection connection; + private TableWriter writer; + private Table table; + private String dbName; + private String tableName; + private final SeaTunnelRowType seaTunnelRowType; + + public FlussSinkWriter( + SinkWriter.Context context, CatalogTable catalogTable, ReadonlyConfig pluginConfig) { + seaTunnelRowType = catalogTable.getTableSchema().toPhysicalRowDataType(); + Configuration flussConfig = new Configuration(); + flussConfig.setString( + FlussSinkOptions.BOOTSTRAP_SERVERS.key(), + pluginConfig.get(FlussSinkOptions.BOOTSTRAP_SERVERS)); + Optional<Map<String, String>> clientConfig = + pluginConfig.getOptional(FlussSinkOptions.CLIENT_CONFIG); + if (clientConfig.isPresent()) { + clientConfig + .get() + .forEach( + (k, v) -> { + flussConfig.setString(k, v); + }); + } + log.info("Connect to Fluss with config: {}", flussConfig); + connection = ConnectionFactory.createConnection(flussConfig); + log.info("Connect to Fluss success"); + dbName = + pluginConfig + .getOptional(FlussSinkOptions.DATABASE) + .orElseGet(() -> catalogTable.getTableId().getDatabaseName()); + tableName = + pluginConfig + .getOptional(FlussSinkOptions.TABLE) + .orElseGet(() -> catalogTable.getTableId().getTableName()); + TablePath tablePath = TablePath.of(dbName, tableName); + table = connection.getTable(tablePath); + if (table.getTableInfo().hasPrimaryKey()) { + log.info("Table {} has primary key, use upsert writer", tableName); + writer = table.newUpsert().createWriter(); + } else { + log.info("Table {} has no primary key, use append writer", tableName); + writer = table.newAppend().createWriter(); + } + } + + @Override + public void write(SeaTunnelRow element) { + RowKind rowKind = element.getRowKind(); + GenericRow genericRow = new GenericRow(element.getFields().length); + for (int i = 0; i < element.getFields().length; i++) { + genericRow.setField( + i, + convert( + seaTunnelRowType.getFieldType(i), + seaTunnelRowType.getFieldName(i), + element.getField(i))); + } + + if (writer instanceof UpsertWriter) { + UpsertWriter upsertWriter = (UpsertWriter) writer; + switch (rowKind) { + case INSERT: + case UPDATE_AFTER: + upsertWriter.upsert(genericRow); + break; + case DELETE: + case UPDATE_BEFORE: + upsertWriter.delete(genericRow); Review Comment: UPDATE_BEFORE should be ignored, you can just handle UPDATE_AFTER -- This is an automated message from the Apache Git Service. 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