Package com.mongodb.spark.sql.connector.write

Class MongoStreamingWrite

java.lang.Object

com.mongodb.spark.sql.connector.write.MongoStreamingWrite

All Implemented Interfaces:

StreamingWrite

public class MongoStreamingWrite
extends java.lang.Object
implements StreamingWrite

MongoStreamingWrite defines how to write the data to MongoDB when streaming data.

Method Summary

Modifier and Type	Method	Description
void	abort(long epochId, WriterCommitMessage[] messages)	The write was aborted due to a failure.
void	commit(long epochId, WriterCommitMessage[] messages)	Logs the that the write has been committed
StreamingDataWriterFactory	createStreamingWriterFactory(PhysicalWriteInfo info)	Creates the MongoDataWriterFactory instance will be serialized and sent to executors.

Methods inherited from class java.lang.Object

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

Method Detail

createStreamingWriterFactory

public StreamingDataWriterFactory createStreamingWriterFactory(PhysicalWriteInfo info)

Creates the MongoDataWriterFactory instance will be serialized and sent to executors.

Specified by:

createStreamingWriterFactory in interface StreamingWrite

Parameters:

info - Physical information about the input data that will be written to this table.

commit

public void commit(long epochId,
                   WriterCommitMessage[] messages)

Logs the that the write has been committed

Specified by:

commit in interface StreamingWrite

Parameters:

epochId - the epoch id for the write

messages - WriterCommitMessages

abort

public void abort(long epochId,
                  WriterCommitMessage[] messages)

The write was aborted due to a failure.

There is no automatic clean up, so the database state is undetermined.

Specified by:

abort in interface StreamingWrite

Parameters:

epochId - the epoch id for the write

messages - the WriterCommitMessages

Throws:

DataException - with information regarding the failed write