co.cask.cdap.etl.mock.transform

Class FieldsPrefixTransform

java.lang.Object

co.cask.cdap.etl.api.Transform<co.cask.cdap.api.data.format.StructuredRecord,co.cask.cdap.api.data.format.StructuredRecord>

co.cask.cdap.etl.mock.transform.FieldsPrefixTransform

All Implemented Interfaces:

Destroyable, PipelineConfigurable, StageLifecycle<TransformContext>, SubmitterLifecycle<StageSubmitterContext>, Transformation<co.cask.cdap.api.data.format.StructuredRecord,co.cask.cdap.api.data.format.StructuredRecord>

public class FieldsPrefixTransform
extends Transform<co.cask.cdap.api.data.format.StructuredRecord,co.cask.cdap.api.data.format.StructuredRecord>

Transform which adds prefix to all the fields of structured record for testing multi input schemas

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	FieldsPrefixTransform.Config Config for join plugin

Field Summary

Fields

Modifier and Type	Field and Description
static PluginClass	PLUGIN_CLASS

Fields inherited from class co.cask.cdap.etl.api.Transform

PLUGIN_TYPE

Constructor Summary

Constructors

Constructor and Description
FieldsPrefixTransform(FieldsPrefixTransform.Config config)

Method Summary

Modifier and Type	Method and Description
void	configurePipeline(PipelineConfigurer pipelineConfigurer)
static ETLPlugin	getPlugin(String prefix, String schemaStr)
void	transform(co.cask.cdap.api.data.format.StructuredRecord input, Emitter<co.cask.cdap.api.data.format.StructuredRecord> emitter)

Methods inherited from class co.cask.cdap.etl.api.Transform

destroy, getContext, initialize, onRunFinish, prepareRun

Methods inherited from class java.lang.Object

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

Field Detail

PLUGIN_CLASS

public static final PluginClass PLUGIN_CLASS

Constructor Detail

FieldsPrefixTransform

public FieldsPrefixTransform(FieldsPrefixTransform.Config config)

Method Detail

configurePipeline

public void configurePipeline(PipelineConfigurer pipelineConfigurer)
                       throws IllegalArgumentException

Specified by:

configurePipeline in interface PipelineConfigurable

Overrides:

configurePipeline in class Transform<co.cask.cdap.api.data.format.StructuredRecord,co.cask.cdap.api.data.format.StructuredRecord>

Throws:

IllegalArgumentException

transform

public void transform(co.cask.cdap.api.data.format.StructuredRecord input,
                      Emitter<co.cask.cdap.api.data.format.StructuredRecord> emitter)
               throws Exception

Throws:

Exception

getPlugin

public static ETLPlugin getPlugin(String prefix,
                                  String schemaStr)