dingxin-tech commented on code in PR #3254: URL: https://github.com/apache/flink-cdc/pull/3254#discussion_r1845914040
########## flink-cdc-connect/flink-cdc-pipeline-connectors/flink-cdc-pipeline-connector-maxcompute/src/main/java/org/apache/flink/cdc/connectors/maxcompute/sink/MaxComputeEventWriter.java: ########## @@ -0,0 +1,190 @@ +/* + * 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. + */ + +/* + * 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.cdc.connectors.maxcompute.sink; + +import org.apache.flink.api.connector.sink2.Sink; +import org.apache.flink.api.connector.sink2.SinkWriter; +import org.apache.flink.cdc.common.event.CreateTableEvent; +import org.apache.flink.cdc.common.event.DataChangeEvent; +import org.apache.flink.cdc.common.event.Event; +import org.apache.flink.cdc.common.event.OperationType; +import org.apache.flink.cdc.common.event.SchemaChangeEvent; +import org.apache.flink.cdc.common.event.TableId; +import org.apache.flink.cdc.common.schema.Schema; +import org.apache.flink.cdc.common.utils.SchemaUtils; +import org.apache.flink.cdc.connectors.maxcompute.common.Constant; +import org.apache.flink.cdc.connectors.maxcompute.common.SessionIdentifier; +import org.apache.flink.cdc.connectors.maxcompute.coordinator.SessionManageOperator; +import org.apache.flink.cdc.connectors.maxcompute.coordinator.message.CommitSessionRequest; +import org.apache.flink.cdc.connectors.maxcompute.coordinator.message.CommitSessionResponse; +import org.apache.flink.cdc.connectors.maxcompute.options.MaxComputeOptions; +import org.apache.flink.cdc.connectors.maxcompute.options.MaxComputeWriteOptions; +import org.apache.flink.cdc.connectors.maxcompute.utils.MaxComputeUtils; +import org.apache.flink.cdc.connectors.maxcompute.utils.TypeConvertUtils; +import org.apache.flink.cdc.connectors.maxcompute.writer.MaxComputeWriter; +import org.apache.flink.cdc.runtime.operators.schema.event.CoordinationResponseUtils; +import org.apache.flink.runtime.operators.coordination.CoordinationResponse; + +import com.aliyun.odps.data.ArrayRecord; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.IOException; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.concurrent.ExecutionException; +import java.util.concurrent.Future; + +/** a {@link SinkWriter} for {@link Event} for MaxCompute. */ +public class MaxComputeEventWriter implements SinkWriter<Event> { + private static final Logger LOG = LoggerFactory.getLogger(MaxComputeEventWriter.class); + + private final Sink.InitContext context; + private final MaxComputeOptions options; + private final MaxComputeWriteOptions writeOptions; + private final Map<String, MaxComputeWriter> writerMap; + private final Map<TableId, Schema> schemaCache; + + public MaxComputeEventWriter( + MaxComputeOptions options, + MaxComputeWriteOptions writeOptions, + Sink.InitContext context) { + this.context = context; + this.options = options; + this.writeOptions = writeOptions; + + this.writerMap = new HashMap<>(); + this.schemaCache = new HashMap<>(); + } + + @Override + public void write(Event element, Context context) throws IOException { + if (element instanceof DataChangeEvent) { + DataChangeEvent dataChangeEvent = (DataChangeEvent) element; + String sessionId = dataChangeEvent.meta().get(Constant.TUNNEL_SESSION_ID); + String partitionName = dataChangeEvent.meta().get(Constant.MAXCOMPUTE_PARTITION_NAME); + if (!writerMap.containsKey(sessionId)) { + LOG.info( + "Sink writer {} start to create session {}.", + this.context.getSubtaskId(), + sessionId); + SessionIdentifier sessionIdentifier = + SessionIdentifier.of( + options.getProject(), + MaxComputeUtils.getSchema(options, dataChangeEvent.tableId()), + dataChangeEvent.tableId().getTableName(), + partitionName, + sessionId); + writerMap.put( + sessionId, + MaxComputeWriter.batchWriter(options, writeOptions, sessionIdentifier)); + } + MaxComputeWriter writer = writerMap.get(sessionId); + ArrayRecord record = writer.newElement(); + + if (dataChangeEvent.op() != OperationType.DELETE) { + TypeConvertUtils.toMaxComputeRecord( + schemaCache.get(dataChangeEvent.tableId()), + dataChangeEvent.after(), + record); + writer.write(record); + } else { + TypeConvertUtils.toMaxComputeRecord( + schemaCache.get(dataChangeEvent.tableId()), + dataChangeEvent.before(), + record); + writer.delete(record); + } + } else if (element instanceof CreateTableEvent) { + CreateTableEvent createTableEvent = (CreateTableEvent) element; + schemaCache.put(createTableEvent.tableId(), createTableEvent.getSchema()); + } else if (element instanceof SchemaChangeEvent) { + SchemaChangeEvent schemaChangeEvent = (SchemaChangeEvent) element; + TableId tableId = schemaChangeEvent.tableId(); + Schema newSchema = + SchemaUtils.applySchemaChangeEvent(schemaCache.get(tableId), schemaChangeEvent); + schemaCache.put(tableId, newSchema); + } + } + + @Override + public void flush(boolean endOfInput) throws IOException, InterruptedException { + SessionManageOperator operator = SessionManageOperator.instance; Review Comment: ok -- This is an automated message from the Apache Git Service. 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