co.cask.hydrator.plugin.db.batch.sink

Class DBSink

java.lang.Object

co.cask.cdap.etl.api.batch.BatchConfigurable<co.cask.cdap.etl.api.batch.BatchSinkContext>

co.cask.cdap.etl.api.batch.BatchSink<IN,KEY_OUT,VAL_OUT>

co.cask.hydrator.common.ReferenceBatchSink<co.cask.cdap.api.data.format.StructuredRecord,DBRecord,org.apache.hadoop.io.NullWritable>

co.cask.hydrator.plugin.db.batch.sink.DBSink

All Implemented Interfaces:

co.cask.cdap.etl.api.Destroyable, co.cask.cdap.etl.api.PipelineConfigurable, co.cask.cdap.etl.api.StageLifecycle<co.cask.cdap.etl.api.batch.BatchRuntimeContext>, co.cask.cdap.etl.api.Transformation<co.cask.cdap.api.data.format.StructuredRecord,co.cask.cdap.api.dataset.lib.KeyValue<DBRecord,org.apache.hadoop.io.NullWritable>>

public class DBSink
extends ReferenceBatchSink<co.cask.cdap.api.data.format.StructuredRecord,DBRecord,org.apache.hadoop.io.NullWritable>

Sink that can be configured to export data to a database table.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DBSink.DBSinkConfig PluginConfig for DBSink

Field Summary

Fields inherited from class co.cask.cdap.etl.api.batch.BatchSink

PLUGIN_TYPE

Constructor Summary

Constructors

Constructor and Description
DBSink(DBSink.DBSinkConfig dbSinkConfig)

Method Summary

Methods

Modifier and Type	Method and Description
void	configurePipeline(co.cask.cdap.etl.api.PipelineConfigurer pipelineConfigurer)
void	destroy()
void	initialize(co.cask.cdap.etl.api.batch.BatchRuntimeContext context)
void	prepareRun(co.cask.cdap.etl.api.batch.BatchSinkContext context)
void	transform(co.cask.cdap.api.data.format.StructuredRecord input, co.cask.cdap.etl.api.Emitter<co.cask.cdap.api.dataset.lib.KeyValue<DBRecord,org.apache.hadoop.io.NullWritable>> emitter)

Methods inherited from class co.cask.cdap.etl.api.batch.BatchConfigurable

onRunFinish

Methods inherited from class java.lang.Object

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

Constructor Detail

DBSink

public DBSink(DBSink.DBSinkConfig dbSinkConfig)

Method Detail

configurePipeline

public void configurePipeline(co.cask.cdap.etl.api.PipelineConfigurer pipelineConfigurer)

Specified by:

configurePipeline in interface co.cask.cdap.etl.api.PipelineConfigurable

Overrides:

configurePipeline in class ReferenceBatchSink<co.cask.cdap.api.data.format.StructuredRecord,DBRecord,org.apache.hadoop.io.NullWritable>

prepareRun

public void prepareRun(co.cask.cdap.etl.api.batch.BatchSinkContext context)

Specified by:

prepareRun in class co.cask.cdap.etl.api.batch.BatchConfigurable<co.cask.cdap.etl.api.batch.BatchSinkContext>

initialize

public void initialize(co.cask.cdap.etl.api.batch.BatchRuntimeContext context)
                throws Exception

Specified by:

initialize in interface co.cask.cdap.etl.api.StageLifecycle<co.cask.cdap.etl.api.batch.BatchRuntimeContext>

Overrides:

initialize in class co.cask.cdap.etl.api.batch.BatchSink<co.cask.cdap.api.data.format.StructuredRecord,DBRecord,org.apache.hadoop.io.NullWritable>

Throws:

Exception

transform

public void transform(co.cask.cdap.api.data.format.StructuredRecord input,
             co.cask.cdap.etl.api.Emitter<co.cask.cdap.api.dataset.lib.KeyValue<DBRecord,org.apache.hadoop.io.NullWritable>> emitter)
               throws Exception

Specified by:

transform in interface co.cask.cdap.etl.api.Transformation<co.cask.cdap.api.data.format.StructuredRecord,co.cask.cdap.api.dataset.lib.KeyValue<DBRecord,org.apache.hadoop.io.NullWritable>>

Overrides:

transform in class co.cask.cdap.etl.api.batch.BatchSink<co.cask.cdap.api.data.format.StructuredRecord,DBRecord,org.apache.hadoop.io.NullWritable>

Throws:

Exception

destroy

public void destroy()

Specified by:

destroy in interface co.cask.cdap.etl.api.Destroyable

Overrides:

destroy in class co.cask.cdap.etl.api.batch.BatchSink<co.cask.cdap.api.data.format.StructuredRecord,DBRecord,org.apache.hadoop.io.NullWritable>