org.apache.flink.connector.mongodb.source.reader.split

Class MongoScanSourceSplitReader

java.lang.Object

org.apache.flink.connector.mongodb.source.reader.split.MongoScanSourceSplitReader

All Implemented Interfaces:

AutoCloseable, org.apache.flink.connector.base.source.reader.splitreader.SplitReader<org.bson.BsonDocument,MongoSourceSplit>, MongoSourceSplitReader<MongoSourceSplit>

@Internal
public class MongoScanSourceSplitReader
extends Object
implements MongoSourceSplitReader<MongoSourceSplit>

A split reader implements SplitReader for MongoScanSourceSplit.

Constructor Summary

Constructors

Constructor and Description
MongoScanSourceSplitReader(MongoConnectionOptions connectionOptions, MongoReadOptions readOptions, List<String> projectedFields, org.bson.conversions.Bson filter, MongoSourceReaderContext readerContext)

Method Summary

Modifier and Type	Method and Description
void	close()
org.apache.flink.connector.base.source.reader.RecordsWithSplitIds<org.bson.BsonDocument>	fetch()
void	handleSplitsChanges(org.apache.flink.connector.base.source.reader.splitreader.SplitsChange<MongoSourceSplit> splitsChanges)
void	wakeUp()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.flink.connector.base.source.reader.splitreader.SplitReader

pauseOrResumeSplits

Constructor Detail

MongoScanSourceSplitReader

public MongoScanSourceSplitReader(MongoConnectionOptions connectionOptions,
                                  MongoReadOptions readOptions,
                                  @Nullable
                                  List<String> projectedFields,
                                  org.bson.conversions.Bson filter,
                                  MongoSourceReaderContext readerContext)

Method Detail

fetch

public org.apache.flink.connector.base.source.reader.RecordsWithSplitIds<org.bson.BsonDocument> fetch()
                                                                                               throws IOException

Specified by:

fetch in interface org.apache.flink.connector.base.source.reader.splitreader.SplitReader<org.bson.BsonDocument,MongoSourceSplit>

Throws:

IOException

handleSplitsChanges

public void handleSplitsChanges(org.apache.flink.connector.base.source.reader.splitreader.SplitsChange<MongoSourceSplit> splitsChanges)

Specified by:

handleSplitsChanges in interface org.apache.flink.connector.base.source.reader.splitreader.SplitReader<org.bson.BsonDocument,MongoSourceSplit>

wakeUp

public void wakeUp()

Specified by:

wakeUp in interface org.apache.flink.connector.base.source.reader.splitreader.SplitReader<org.bson.BsonDocument,MongoSourceSplit>

close

public void close()

Specified by:

close in interface AutoCloseable