Package org.apache.flink.cdc.connectors.base.source.reader

Class IncrementalSourceSplitReader<C extends SourceConfig>

java.lang.Object

org.apache.flink.cdc.connectors.base.source.reader.IncrementalSourceSplitReader<C>

All Implemented Interfaces:

AutoCloseable, org.apache.flink.connector.base.source.reader.splitreader.SplitReader<SourceRecords,SourceSplitBase>

@Experimental
public class IncrementalSourceSplitReader<C extends SourceConfig>
extends Object
implements org.apache.flink.connector.base.source.reader.splitreader.SplitReader<SourceRecords,SourceSplitBase>

Basic class read SourceSplitBase and return SourceRecord.

Constructor Summary

Constructors

Constructor	Description
IncrementalSourceSplitReader(int subtaskId, DataSourceDialect<C> dataSourceDialect, C sourceConfig, IncrementalSourceReaderContext context, SnapshotPhaseHooks snapshotHooks)

Method Summary

Modifier and Type	Method	Description
boolean	canAssignNextSplit()
void	close()
org.apache.flink.connector.base.source.reader.RecordsWithSplitIds<SourceRecords>	fetch()
void	handleSplitsChanges(org.apache.flink.connector.base.source.reader.splitreader.SplitsChange<SourceSplitBase> 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

IncrementalSourceSplitReader

public IncrementalSourceSplitReader(int subtaskId,
                                    DataSourceDialect<C> dataSourceDialect,
                                    C sourceConfig,
                                    IncrementalSourceReaderContext context,
                                    SnapshotPhaseHooks snapshotHooks)

Method Detail

fetch

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

Specified by:

fetch in interface org.apache.flink.connector.base.source.reader.splitreader.SplitReader<SourceRecords,SourceSplitBase>

Throws:

IOException

handleSplitsChanges

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

Specified by:

handleSplitsChanges in interface org.apache.flink.connector.base.source.reader.splitreader.SplitReader<SourceRecords,SourceSplitBase>

wakeUp

public void wakeUp()

Specified by:

wakeUp in interface org.apache.flink.connector.base.source.reader.splitreader.SplitReader<SourceRecords,SourceSplitBase>

close

public void close()
           throws Exception

Specified by:

close in interface AutoCloseable

Throws:

Exception

canAssignNextSplit

@VisibleForTesting
public boolean canAssignNextSplit()