Package org.apache.iceberg.flink.maintenance.operator

Class FileNameReader

java.lang.Object

org.apache.flink.api.common.functions.AbstractRichFunction

org.apache.flink.streaming.api.functions.ProcessFunction<MetadataTablePlanner.SplitInfo,String>

org.apache.iceberg.flink.maintenance.operator.FileNameReader

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.RichFunction

@Internal
public class FileNameReader
extends org.apache.flink.streaming.api.functions.ProcessFunction<MetadataTablePlanner.SplitInfo,String>

A specialized reader implementation that extracts file names from Iceberg table rows.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.streaming.api.functions.ProcessFunction

org.apache.flink.streaming.api.functions.ProcessFunction.Context, org.apache.flink.streaming.api.functions.ProcessFunction.OnTimerContext

Constructor Summary

Constructors

Constructor	Description
FileNameReader(String taskName, int taskIndex, TableLoader tableLoader, Schema projectedSchema, ScanContext scanContext, MetadataTableType metadataTableType)

Method Summary

Modifier and Type	Method	Description
void	close()
void	open(org.apache.flink.api.common.functions.OpenContext openContext)
void	processElement(MetadataTablePlanner.SplitInfo splitInfo, org.apache.flink.streaming.api.functions.ProcessFunction<MetadataTablePlanner.SplitInfo,String>.org.apache.flink.streaming.api.functions.ProcessFunction.Context ctx, org.apache.flink.util.Collector<String> out)

Methods inherited from class org.apache.flink.streaming.api.functions.ProcessFunction

onTimer

Methods inherited from class org.apache.flink.api.common.functions.AbstractRichFunction

getIterationRuntimeContext, getRuntimeContext, setRuntimeContext

Methods inherited from class java.lang.Object

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

Constructor Details

FileNameReader

public FileNameReader(String taskName,
 int taskIndex,
 TableLoader tableLoader,
 Schema projectedSchema,
 ScanContext scanContext,
 MetadataTableType metadataTableType)

Method Details

open

public void open(org.apache.flink.api.common.functions.OpenContext openContext)
          throws Exception

Specified by:

open in interface org.apache.flink.api.common.functions.RichFunction

Overrides:

open in class org.apache.flink.api.common.functions.AbstractRichFunction

Throws:

Exception

processElement

public void processElement(MetadataTablePlanner.SplitInfo splitInfo,
 org.apache.flink.streaming.api.functions.ProcessFunction<MetadataTablePlanner.SplitInfo,String>.org.apache.flink.streaming.api.functions.ProcessFunction.Context ctx,
 org.apache.flink.util.Collector<String> out)
                    throws Exception

Specified by:

processElement in class org.apache.flink.streaming.api.functions.ProcessFunction<MetadataTablePlanner.SplitInfo,R>

Throws:

Exception

close

public void close()
           throws Exception

Specified by:

close in interface org.apache.flink.api.common.functions.RichFunction

Overrides:

close in class org.apache.flink.api.common.functions.AbstractRichFunction

Throws:

Exception