Package org.apache.flink.streaming.api.functions.sink.filesystem.bucketassigners

Class BasePathBucketAssigner<T>

java.lang.Object

org.apache.flink.streaming.api.functions.sink.filesystem.bucketassigners.BasePathBucketAssigner<T>

All Implemented Interfaces:

Serializable, BucketAssigner<T,String>

@PublicEvolving
public class BasePathBucketAssigner<T>
extends Object
implements BucketAssigner<T,String>

A BucketAssigner that does not perform any bucketing of files. All files are written to the base path.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.streaming.api.functions.sink.filesystem.BucketAssigner

BucketAssigner.Context

Constructor Summary

Constructors

Constructor	Description
BasePathBucketAssigner()

Method Summary

Modifier and Type	Method	Description
String	getBucketId(T element, BucketAssigner.Context context)	Returns the identifier of the bucket the provided element should be put into.
org.apache.flink.core.io.SimpleVersionedSerializer<String>	getSerializer()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

BasePathBucketAssigner

public BasePathBucketAssigner()

Method Details

getBucketId

public String getBucketId(T element,
 BucketAssigner.Context context)

Description copied from interface: BucketAssigner

Returns the identifier of the bucket the provided element should be put into.

Specified by:

getBucketId in interface BucketAssigner<T,String>

Parameters:

element - The current element being processed.

context - The context used by the current bucket assigner.

Returns:

A string representing the identifier of the bucket the element should be put into. The actual path to the bucket will result from the concatenation of the returned string and the base path provided during the initialization of the file sink.

getSerializer

public org.apache.flink.core.io.SimpleVersionedSerializer<String> getSerializer()

Specified by:

getSerializer in interface BucketAssigner<T,String>

Returns:

A SimpleVersionedSerializer capable of serializing/deserializing the elements of type BucketID. That is the type of the objects returned by the BucketAssigner.getBucketId(Object, BucketAssigner.Context).

toString

public String toString()

Overrides:

toString in class Object