co.cask.cdap.template.etl.realtime

Class DefaultDataWriter

java.lang.Object

co.cask.cdap.template.etl.realtime.DefaultDataWriter

All Implemented Interfaces:

DatasetContext, StreamWriter, DataWriter

public class DefaultDataWriter
extends Object
implements DataWriter

Implementation of DataWriter.

Constructor Summary

Constructors

Constructor and Description
DefaultDataWriter(WorkerContext context, DatasetContext dsContext)

Method Summary

Methods

Modifier and Type	Method and Description
StreamBatchWriter	createBatchWriter(String stream, String contentType)
<T extends Dataset> T	getDataset(String name)
<T extends Dataset> T	getDataset(String name, Map<String,String> arguments)
void	write(String stream, ByteBuffer data)
void	write(String stream, StreamEventData data)
void	write(String stream, String data)
void	write(String stream, String data, Map<String,String> headers)
void	writeFile(String stream, File file, String contentType)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultDataWriter

public DefaultDataWriter(WorkerContext context,
                 DatasetContext dsContext)

Method Detail

getDataset

public <T extends Dataset> T getDataset(String name)
                             throws DatasetInstantiationException

Specified by:

getDataset in interface DatasetContext

Throws:

DatasetInstantiationException

getDataset

public <T extends Dataset> T getDataset(String name,
                               Map<String,String> arguments)
                             throws DatasetInstantiationException

Specified by:

getDataset in interface DatasetContext

Throws:

DatasetInstantiationException

write

public void write(String stream,
         String data)
           throws IOException

Specified by:

write in interface StreamWriter

Throws:

IOException

write

public void write(String stream,
         String data,
         Map<String,String> headers)
           throws IOException

Specified by:

write in interface StreamWriter

Throws:

IOException

write

public void write(String stream,
         ByteBuffer data)
           throws IOException

Specified by:

write in interface StreamWriter

Throws:

IOException

write

public void write(String stream,
         StreamEventData data)
           throws IOException

Specified by:

write in interface StreamWriter

Throws:

IOException

writeFile

public void writeFile(String stream,
             File file,
             String contentType)
               throws IOException

Specified by:

writeFile in interface StreamWriter

Throws:

IOException

createBatchWriter

public StreamBatchWriter createBatchWriter(String stream,
                                  String contentType)
                                    throws IOException

Specified by:

createBatchWriter in interface StreamWriter

Throws:

IOException