org.apache.accumulo.core.client
Interface BatchWriter

All Known Implementing Classes:

BatchWriterImpl, MockBatchWriter

public interface BatchWriter

Send Mutations to a single Table in Accumulo.

Method Summary

void	addMutation(Mutation m) Queues one mutation to write.
void	addMutations(Iterable<Mutation> iterable) Queues several mutations to write.
void	close() Flush and release any resources.
void	flush() Send any buffered mutations to Accumulo immediately.

Method Detail

addMutation

void addMutation(Mutation m)
                 throws MutationsRejectedException

Queues one mutation to write.

Parameters:

m - the mutation to add

Throws:

MutationsRejectedException - this could be thrown because current or previous mutations failed

addMutations

void addMutations(Iterable<Mutation> iterable)
                  throws MutationsRejectedException

Queues several mutations to write.

Parameters:

iterable - allows adding any number of mutations iteratively

Throws:

MutationsRejectedException - this could be thrown because current or previous mutations failed

flush

void flush()
           throws MutationsRejectedException

Send any buffered mutations to Accumulo immediately.

Throws:

MutationsRejectedException - this could be thrown because current or previous mutations failed

close

void close()
           throws MutationsRejectedException

Flush and release any resources.

Throws:

MutationsRejectedException - this could be thrown because current or previous mutations failed