Package org.apache.flink.connector.testframe.source.enumerator

Class NoOpEnumerator

java.lang.Object

org.apache.flink.connector.testframe.source.enumerator.NoOpEnumerator

All Implemented Interfaces:

AutoCloseable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.api.connector.source.SplitEnumerator<FromElementsSplit,NoOpEnumState>

public class NoOpEnumerator
extends Object
implements org.apache.flink.api.connector.source.SplitEnumerator<FromElementsSplit,NoOpEnumState>

Mock enumerator.

Constructor Summary

Constructors

Constructor	Description
NoOpEnumerator()

Method Summary

Modifier and Type	Method	Description
void	addReader(int subtaskId)
void	addSplitsBack(List<FromElementsSplit> splits, int subtaskId)
void	close()
void	handleSplitRequest(int subtaskId, String requesterHostname)
NoOpEnumState	snapshotState(long checkpointId)
void	start()

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.api.common.state.CheckpointListener

notifyCheckpointAborted

Methods inherited from interface org.apache.flink.api.connector.source.SplitEnumerator

handleSourceEvent, notifyCheckpointComplete

Constructor Details

NoOpEnumerator

public NoOpEnumerator()

Method Details

start

public void start()

Specified by:

start in interface org.apache.flink.api.connector.source.SplitEnumerator<FromElementsSplit,NoOpEnumState>

handleSplitRequest

public void handleSplitRequest(int subtaskId,
 @Nullable
 String requesterHostname)

Specified by:

handleSplitRequest in interface org.apache.flink.api.connector.source.SplitEnumerator<FromElementsSplit,NoOpEnumState>

addSplitsBack

public void addSplitsBack(List<FromElementsSplit> splits,
 int subtaskId)

Specified by:

addSplitsBack in interface org.apache.flink.api.connector.source.SplitEnumerator<FromElementsSplit,NoOpEnumState>

addReader

public void addReader(int subtaskId)

Specified by:

addReader in interface org.apache.flink.api.connector.source.SplitEnumerator<FromElementsSplit,NoOpEnumState>

snapshotState

public NoOpEnumState snapshotState(long checkpointId)
                            throws Exception

Specified by:

snapshotState in interface org.apache.flink.api.connector.source.SplitEnumerator<FromElementsSplit,NoOpEnumState>

Throws:

Exception

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface org.apache.flink.api.connector.source.SplitEnumerator<FromElementsSplit,NoOpEnumState>

Throws:

IOException