EricJoy2048 commented on code in PR #4923: URL: https://github.com/apache/seatunnel/pull/4923#discussion_r1244636362
########## seatunnel-connectors-v2/connector-cdc/connector-cdc-mongodb/src/main/java/org/apache/seatunnel/connectors/seatunnel/cdc/mongodb/config/MongodbSourceConfigProvider.java: ########## @@ -0,0 +1,179 @@ +/* + * 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.cdc.mongodb.config; + +import org.apache.seatunnel.connectors.cdc.base.config.SourceConfig; +import org.apache.seatunnel.connectors.cdc.base.config.StartupConfig; +import org.apache.seatunnel.connectors.cdc.base.config.StopConfig; +import org.apache.seatunnel.connectors.cdc.base.option.StartupMode; +import org.apache.seatunnel.connectors.cdc.base.option.StopMode; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.exception.MongodbConnectorException; + +import org.jetbrains.annotations.Contract; +import org.jetbrains.annotations.NotNull; + +import java.util.List; +import java.util.Objects; + +import static org.apache.seatunnel.common.exception.CommonErrorCode.ILLEGAL_ARGUMENT; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.BATCH_SIZE; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.HEARTBEAT_INTERVAL_MILLIS; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.INCREMENTAL_SNAPSHOT_CHUNK_SIZE_MB; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.POLL_AWAIT_TIME_MILLIS; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.POLL_MAX_BATCH_SIZE; +import static org.apache.seatunnel.shade.com.google.common.base.Preconditions.checkArgument; +import static org.apache.seatunnel.shade.com.google.common.base.Preconditions.checkNotNull; + +public class MongodbSourceConfigProvider { + + private MongodbSourceConfigProvider() {} + + @NotNull @Contract(" -> new") + public static Builder newBuilder() { + return new Builder(); + } + + public static class Builder implements SourceConfig.Factory<MongodbSourceConfig> { + private String hosts; + private String username; + private String password; + private List<String> databaseList; + private List<String> collectionList; + private String connectionOptions; + private int batchSize = BATCH_SIZE.defaultValue(); + private int pollAwaitTimeMillis = POLL_AWAIT_TIME_MILLIS.defaultValue(); + private int pollMaxBatchSize = POLL_MAX_BATCH_SIZE.defaultValue(); + private StartupConfig startupOptions; + private StopConfig stopOptions; + private int heartbeatIntervalMillis = HEARTBEAT_INTERVAL_MILLIS.defaultValue(); + private int splitMetaGroupSize = 2; + private int splitSizeMB = INCREMENTAL_SNAPSHOT_CHUNK_SIZE_MB.defaultValue(); + + public Builder hosts(String hosts) { + this.hosts = hosts; + return this; + } + + public Builder connectionOptions(String connectionOptions) { + this.connectionOptions = connectionOptions; + return this; + } + + public Builder username(String username) { + this.username = username; + return this; + } + + public Builder password(String password) { + this.password = password; + return this; + } + + public Builder databaseList(List<String> databases) { + this.databaseList = databases; + return this; + } + + public Builder collectionList(List<String> collections) { + this.collectionList = collections; + return this; + } + + public Builder batchSize(int batchSize) { + checkArgument(batchSize >= 0); + this.batchSize = batchSize; + return this; + } + + public Builder pollAwaitTimeMillis(int pollAwaitTimeMillis) { + checkArgument(pollAwaitTimeMillis > 0); + this.pollAwaitTimeMillis = pollAwaitTimeMillis; + return this; + } + + public Builder pollMaxBatchSize(int pollMaxBatchSize) { + checkArgument(pollMaxBatchSize > 0); + this.pollMaxBatchSize = pollMaxBatchSize; + return this; + } + + public Builder startupOptions(StartupConfig startupOptions) { + this.startupOptions = Objects.requireNonNull(startupOptions); + if (startupOptions.getStartupMode() != StartupMode.INITIAL + && startupOptions.getStartupMode() != StartupMode.TIMESTAMP) { + throw new MongodbConnectorException( + ILLEGAL_ARGUMENT, + "Unsupported startup mode " + startupOptions.getStartupMode()); + } + return this; + } + + public Builder stopOptions(StopConfig stopOptions) { + this.stopOptions = Objects.requireNonNull(stopOptions); Review Comment: Same as above. ########## seatunnel-connectors-v2/connector-cdc/connector-cdc-mongodb/src/main/java/org/apache/seatunnel/connectors/seatunnel/cdc/mongodb/source/fetch/MongodbScanFetchTask.java: ########## @@ -0,0 +1,247 @@ +/* + * 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.cdc.mongodb.source.fetch; + +import org.apache.seatunnel.connectors.cdc.base.source.reader.external.FetchTask; +import org.apache.seatunnel.connectors.cdc.base.source.split.IncrementalSplit; +import org.apache.seatunnel.connectors.cdc.base.source.split.SnapshotSplit; +import org.apache.seatunnel.connectors.cdc.base.source.split.SourceSplitBase; +import org.apache.seatunnel.connectors.cdc.base.source.split.wartermark.WatermarkEvent; +import org.apache.seatunnel.connectors.cdc.base.source.split.wartermark.WatermarkKind; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceConfig; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.exception.MongodbConnectorException; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.source.dialect.MongodbDialect; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.source.offset.ChangeStreamOffset; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbRecordUtils; + +import org.apache.kafka.connect.source.SourceRecord; + +import org.bson.BsonDocument; +import org.bson.BsonInt64; +import org.bson.BsonString; +import org.bson.RawBsonDocument; +import org.jetbrains.annotations.Contract; +import org.jetbrains.annotations.NotNull; + +import com.mongodb.client.MongoClient; +import com.mongodb.client.MongoCollection; +import com.mongodb.client.MongoCursor; +import io.debezium.connector.base.ChangeEventQueue; +import io.debezium.pipeline.DataChangeEvent; +import io.debezium.relational.TableId; +import lombok.extern.slf4j.Slf4j; + +import java.util.ArrayList; +import java.util.Collections; + +import static org.apache.seatunnel.common.exception.CommonErrorCode.ILLEGAL_ARGUMENT; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.COLL_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.DB_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.DOCUMENT_KEY; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.FULL_DOCUMENT; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.ID_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.NS_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.OPERATION_TYPE; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.OPERATION_TYPE_INSERT; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.SNAPSHOT_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.SNAPSHOT_TRUE; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.SOURCE_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.TS_MS_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbRecordUtils.createPartitionMap; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbRecordUtils.createSourceOffsetMap; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbRecordUtils.createWatermarkPartitionMap; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbUtils.createMongoClient; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbUtils.getMongoCollection; + +@Slf4j +public class MongodbScanFetchTask implements FetchTask<SourceSplitBase> { + + private final SnapshotSplit snapshotSplit; + + private volatile boolean taskRunning = false; + + public MongodbScanFetchTask(SnapshotSplit snapshotSplit) { + this.snapshotSplit = snapshotSplit; + } + + @Override + public void execute(Context context) throws Exception { + MongodbFetchTaskContext taskContext = (MongodbFetchTaskContext) context; + MongodbSourceConfig sourceConfig = taskContext.getSourceConfig(); + MongodbDialect dialect = taskContext.getDialect(); + ChangeEventQueue<DataChangeEvent> changeEventQueue = taskContext.getQueue(); + taskRunning = true; + TableId collectionId = snapshotSplit.getTableId(); + final ChangeStreamOffset lowWatermark = dialect.displayCurrentOffset(sourceConfig); + log.info( + "Snapshot step 1 - Determining low watermark {} for split {}", + lowWatermark, + snapshotSplit); + changeEventQueue.enqueue( + new DataChangeEvent( + WatermarkEvent.create( + createWatermarkPartitionMap(collectionId.identifier()), + "__mongodb_watermarks", + snapshotSplit.splitId(), + WatermarkKind.LOW, + lowWatermark))); + + log.info("Snapshot step 2 - Snapshotting data"); + try (MongoCursor<RawBsonDocument> cursor = getSnapshotCursor(snapshotSplit, sourceConfig)) { + while (cursor.hasNext()) { + checkTaskRunning(); + BsonDocument valueDocument = normalizeSnapshotDocument(collectionId, cursor.next()); + BsonDocument keyDocument = new BsonDocument(ID_FIELD, valueDocument.get(ID_FIELD)); + + SourceRecord snapshotRecord = + buildSourceRecord(sourceConfig, collectionId, keyDocument, valueDocument); + + changeEventQueue.enqueue(new DataChangeEvent(snapshotRecord)); + } + + ChangeStreamOffset highWatermark = dialect.displayCurrentOffset(sourceConfig); + log.info( + "Snapshot step 3 - Determining high watermark {} for split {}", + highWatermark, + snapshotSplit); + changeEventQueue.enqueue( + new DataChangeEvent( + WatermarkEvent.create( + createWatermarkPartitionMap(collectionId.identifier()), + "__mongodb_watermarks", + snapshotSplit.splitId(), + WatermarkKind.HIGH, + highWatermark))); + + log.info( + "Snapshot step 4 - Back fill stream split for snapshot split {}", + snapshotSplit); + final IncrementalSplit dataBackfillSplit = + createBackfillStreamSplit(lowWatermark, highWatermark); + final boolean streamBackfillRequired = + dataBackfillSplit.getStopOffset().isAfter(dataBackfillSplit.getStartupOffset()); + + if (!streamBackfillRequired) { + changeEventQueue.enqueue( + new DataChangeEvent( + WatermarkEvent.create( + createWatermarkPartitionMap(collectionId.identifier()), + "__mongodb_watermarks", + dataBackfillSplit.splitId(), + WatermarkKind.END, + dataBackfillSplit.getStopOffset()))); + } else { + MongodbStreamFetchTask dataBackfillTask = + new MongodbStreamFetchTask(dataBackfillSplit); + dataBackfillTask.execute(taskContext); + } + } catch (Exception e) { + throw new MongodbConnectorException( + ILLEGAL_ARGUMENT, + String.format( + "Execute snapshot read subtask for mongodb split %s fail", + snapshotSplit)); + } finally { + taskRunning = false; + } + } + + @NotNull private MongoCursor<RawBsonDocument> getSnapshotCursor( + @NotNull SnapshotSplit snapshotSplit, MongodbSourceConfig sourceConfig) { + MongoClient mongoClient = createMongoClient(sourceConfig); + MongoCollection<RawBsonDocument> collection = + getMongoCollection(mongoClient, snapshotSplit.getTableId(), RawBsonDocument.class); + BsonDocument startKey = (BsonDocument) snapshotSplit.getSplitStart()[1]; + BsonDocument endKey = (BsonDocument) snapshotSplit.getSplitEnd()[1]; + BsonDocument hint = (BsonDocument) snapshotSplit.getSplitStart()[0]; Review Comment: Add log to log the `startKey, endKey ,hint` is better. ########## seatunnel-connectors-v2/connector-cdc/connector-cdc-mongodb/src/main/java/org/apache/seatunnel/connectors/seatunnel/cdc/mongodb/source/fetch/MongodbScanFetchTask.java: ########## @@ -0,0 +1,247 @@ +/* + * 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.cdc.mongodb.source.fetch; + +import org.apache.seatunnel.connectors.cdc.base.source.reader.external.FetchTask; +import org.apache.seatunnel.connectors.cdc.base.source.split.IncrementalSplit; +import org.apache.seatunnel.connectors.cdc.base.source.split.SnapshotSplit; +import org.apache.seatunnel.connectors.cdc.base.source.split.SourceSplitBase; +import org.apache.seatunnel.connectors.cdc.base.source.split.wartermark.WatermarkEvent; +import org.apache.seatunnel.connectors.cdc.base.source.split.wartermark.WatermarkKind; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceConfig; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.exception.MongodbConnectorException; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.source.dialect.MongodbDialect; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.source.offset.ChangeStreamOffset; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbRecordUtils; + +import org.apache.kafka.connect.source.SourceRecord; + +import org.bson.BsonDocument; +import org.bson.BsonInt64; +import org.bson.BsonString; +import org.bson.RawBsonDocument; +import org.jetbrains.annotations.Contract; +import org.jetbrains.annotations.NotNull; + +import com.mongodb.client.MongoClient; +import com.mongodb.client.MongoCollection; +import com.mongodb.client.MongoCursor; +import io.debezium.connector.base.ChangeEventQueue; +import io.debezium.pipeline.DataChangeEvent; +import io.debezium.relational.TableId; +import lombok.extern.slf4j.Slf4j; + +import java.util.ArrayList; +import java.util.Collections; + +import static org.apache.seatunnel.common.exception.CommonErrorCode.ILLEGAL_ARGUMENT; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.COLL_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.DB_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.DOCUMENT_KEY; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.FULL_DOCUMENT; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.ID_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.NS_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.OPERATION_TYPE; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.OPERATION_TYPE_INSERT; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.SNAPSHOT_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.SNAPSHOT_TRUE; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.SOURCE_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.TS_MS_FIELD; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbRecordUtils.createPartitionMap; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbRecordUtils.createSourceOffsetMap; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbRecordUtils.createWatermarkPartitionMap; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbUtils.createMongoClient; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.utils.MongodbUtils.getMongoCollection; + +@Slf4j +public class MongodbScanFetchTask implements FetchTask<SourceSplitBase> { + + private final SnapshotSplit snapshotSplit; + + private volatile boolean taskRunning = false; + + public MongodbScanFetchTask(SnapshotSplit snapshotSplit) { + this.snapshotSplit = snapshotSplit; + } + + @Override + public void execute(Context context) throws Exception { + MongodbFetchTaskContext taskContext = (MongodbFetchTaskContext) context; + MongodbSourceConfig sourceConfig = taskContext.getSourceConfig(); + MongodbDialect dialect = taskContext.getDialect(); + ChangeEventQueue<DataChangeEvent> changeEventQueue = taskContext.getQueue(); + taskRunning = true; + TableId collectionId = snapshotSplit.getTableId(); + final ChangeStreamOffset lowWatermark = dialect.displayCurrentOffset(sourceConfig); + log.info( + "Snapshot step 1 - Determining low watermark {} for split {}", + lowWatermark, + snapshotSplit); + changeEventQueue.enqueue( + new DataChangeEvent( + WatermarkEvent.create( + createWatermarkPartitionMap(collectionId.identifier()), + "__mongodb_watermarks", + snapshotSplit.splitId(), + WatermarkKind.LOW, + lowWatermark))); + + log.info("Snapshot step 2 - Snapshotting data"); + try (MongoCursor<RawBsonDocument> cursor = getSnapshotCursor(snapshotSplit, sourceConfig)) { + while (cursor.hasNext()) { + checkTaskRunning(); + BsonDocument valueDocument = normalizeSnapshotDocument(collectionId, cursor.next()); + BsonDocument keyDocument = new BsonDocument(ID_FIELD, valueDocument.get(ID_FIELD)); + + SourceRecord snapshotRecord = + buildSourceRecord(sourceConfig, collectionId, keyDocument, valueDocument); + + changeEventQueue.enqueue(new DataChangeEvent(snapshotRecord)); + } + + ChangeStreamOffset highWatermark = dialect.displayCurrentOffset(sourceConfig); + log.info( + "Snapshot step 3 - Determining high watermark {} for split {}", + highWatermark, + snapshotSplit); + changeEventQueue.enqueue( + new DataChangeEvent( + WatermarkEvent.create( + createWatermarkPartitionMap(collectionId.identifier()), + "__mongodb_watermarks", + snapshotSplit.splitId(), + WatermarkKind.HIGH, + highWatermark))); + + log.info( + "Snapshot step 4 - Back fill stream split for snapshot split {}", + snapshotSplit); + final IncrementalSplit dataBackfillSplit = + createBackfillStreamSplit(lowWatermark, highWatermark); + final boolean streamBackfillRequired = + dataBackfillSplit.getStopOffset().isAfter(dataBackfillSplit.getStartupOffset()); + + if (!streamBackfillRequired) { + changeEventQueue.enqueue( + new DataChangeEvent( + WatermarkEvent.create( + createWatermarkPartitionMap(collectionId.identifier()), + "__mongodb_watermarks", + dataBackfillSplit.splitId(), + WatermarkKind.END, + dataBackfillSplit.getStopOffset()))); + } else { + MongodbStreamFetchTask dataBackfillTask = + new MongodbStreamFetchTask(dataBackfillSplit); + dataBackfillTask.execute(taskContext); + } + } catch (Exception e) { + throw new MongodbConnectorException( + ILLEGAL_ARGUMENT, + String.format( + "Execute snapshot read subtask for mongodb split %s fail", + snapshotSplit)); + } finally { + taskRunning = false; + } + } + + @NotNull private MongoCursor<RawBsonDocument> getSnapshotCursor( + @NotNull SnapshotSplit snapshotSplit, MongodbSourceConfig sourceConfig) { + MongoClient mongoClient = createMongoClient(sourceConfig); + MongoCollection<RawBsonDocument> collection = + getMongoCollection(mongoClient, snapshotSplit.getTableId(), RawBsonDocument.class); Review Comment: Please add debug log to let us know which table split is being read . `LOG.debug("Snapshotting table {}", tableId);` ########## seatunnel-connectors-v2/connector-cdc/connector-cdc-mongodb/src/main/java/org/apache/seatunnel/connectors/seatunnel/cdc/mongodb/config/MongodbSourceConfigProvider.java: ########## @@ -0,0 +1,179 @@ +/* + * 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.cdc.mongodb.config; + +import org.apache.seatunnel.connectors.cdc.base.config.SourceConfig; +import org.apache.seatunnel.connectors.cdc.base.config.StartupConfig; +import org.apache.seatunnel.connectors.cdc.base.config.StopConfig; +import org.apache.seatunnel.connectors.cdc.base.option.StartupMode; +import org.apache.seatunnel.connectors.cdc.base.option.StopMode; +import org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.exception.MongodbConnectorException; + +import org.jetbrains.annotations.Contract; +import org.jetbrains.annotations.NotNull; + +import java.util.List; +import java.util.Objects; + +import static org.apache.seatunnel.common.exception.CommonErrorCode.ILLEGAL_ARGUMENT; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.BATCH_SIZE; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.HEARTBEAT_INTERVAL_MILLIS; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.INCREMENTAL_SNAPSHOT_CHUNK_SIZE_MB; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.POLL_AWAIT_TIME_MILLIS; +import static org.apache.seatunnel.connectors.seatunnel.cdc.mongodb.config.MongodbSourceOptions.POLL_MAX_BATCH_SIZE; +import static org.apache.seatunnel.shade.com.google.common.base.Preconditions.checkArgument; +import static org.apache.seatunnel.shade.com.google.common.base.Preconditions.checkNotNull; + +public class MongodbSourceConfigProvider { + + private MongodbSourceConfigProvider() {} + + @NotNull @Contract(" -> new") + public static Builder newBuilder() { + return new Builder(); + } + + public static class Builder implements SourceConfig.Factory<MongodbSourceConfig> { + private String hosts; + private String username; + private String password; + private List<String> databaseList; + private List<String> collectionList; + private String connectionOptions; + private int batchSize = BATCH_SIZE.defaultValue(); + private int pollAwaitTimeMillis = POLL_AWAIT_TIME_MILLIS.defaultValue(); + private int pollMaxBatchSize = POLL_MAX_BATCH_SIZE.defaultValue(); + private StartupConfig startupOptions; + private StopConfig stopOptions; + private int heartbeatIntervalMillis = HEARTBEAT_INTERVAL_MILLIS.defaultValue(); + private int splitMetaGroupSize = 2; + private int splitSizeMB = INCREMENTAL_SNAPSHOT_CHUNK_SIZE_MB.defaultValue(); + + public Builder hosts(String hosts) { + this.hosts = hosts; + return this; + } + + public Builder connectionOptions(String connectionOptions) { + this.connectionOptions = connectionOptions; + return this; + } + + public Builder username(String username) { + this.username = username; + return this; + } + + public Builder password(String password) { + this.password = password; + return this; + } + + public Builder databaseList(List<String> databases) { + this.databaseList = databases; + return this; + } + + public Builder collectionList(List<String> collections) { + this.collectionList = collections; + return this; + } + + public Builder batchSize(int batchSize) { + checkArgument(batchSize >= 0); + this.batchSize = batchSize; + return this; + } + + public Builder pollAwaitTimeMillis(int pollAwaitTimeMillis) { + checkArgument(pollAwaitTimeMillis > 0); + this.pollAwaitTimeMillis = pollAwaitTimeMillis; + return this; + } + + public Builder pollMaxBatchSize(int pollMaxBatchSize) { + checkArgument(pollMaxBatchSize > 0); + this.pollMaxBatchSize = pollMaxBatchSize; + return this; + } + + public Builder startupOptions(StartupConfig startupOptions) { + this.startupOptions = Objects.requireNonNull(startupOptions); + if (startupOptions.getStartupMode() != StartupMode.INITIAL Review Comment: Do you lost this option in the document? -- This is an automated message from the Apache Git Service. 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