com.orientechnologies.orient.etl.transformer

Class OETLMergeTransformer

java.lang.Object

com.orientechnologies.orient.etl.OETLAbstractComponent

com.orientechnologies.orient.etl.OETLAbstractPipelineComponent

com.orientechnologies.orient.etl.transformer.OETLAbstractTransformer

com.orientechnologies.orient.etl.transformer.OETLAbstractLookupTransformer

com.orientechnologies.orient.etl.transformer.OETLMergeTransformer

All Implemented Interfaces:

OETLComponent, OETLPipelineComponent, OETLTransformer

public class OETLMergeTransformer
extends OETLAbstractLookupTransformer

Merges two records. Useful when a record needs to be updated rather than created.

Nested Class Summary

Nested classes/interfaces inherited from class com.orientechnologies.orient.etl.transformer.OETLAbstractLookupTransformer

OETLAbstractLookupTransformer.ACTION

Field Summary

Fields inherited from class com.orientechnologies.orient.etl.transformer.OETLAbstractLookupTransformer

joinFieldName, joinValue, lookup, unresolvedLinkAction

Fields inherited from class com.orientechnologies.orient.etl.OETLAbstractComponent

configuration, context, ifExpression, output, processor

Constructor Summary

Constructors

Constructor and Description
OETLMergeTransformer()

Method Summary

Modifier and Type	Method and Description
Object	executeTransform(ODatabaseDocument db, Object input)
ODocument	getConfiguration()
String	getName() Return the symbolic name of the component

Methods inherited from class com.orientechnologies.orient.etl.transformer.OETLAbstractLookupTransformer

configure, lookup

Methods inherited from class com.orientechnologies.orient.etl.transformer.OETLAbstractTransformer

transform

Methods inherited from class com.orientechnologies.orient.etl.OETLAbstractPipelineComponent

setContext

Methods inherited from class com.orientechnologies.orient.etl.OETLAbstractComponent

begin, end, getCommonConfigurationParameters, getIfFilter, log, log, resolve, setProcessor, skip, stringArray2Json, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.orientechnologies.orient.etl.OETLPipelineComponent

setContext

Methods inherited from interface com.orientechnologies.orient.etl.OETLComponent

begin, end, setProcessor

Constructor Detail

OETLMergeTransformer

public OETLMergeTransformer()

Method Detail

getConfiguration

public ODocument getConfiguration()

Specified by:

getConfiguration in interface OETLComponent

Overrides:

getConfiguration in class OETLAbstractComponent

Returns:

getName

public String getName()

Description copied from interface: OETLComponent

Return the symbolic name of the component

Returns:

the name of the component

executeTransform

public Object executeTransform(ODatabaseDocument db,
                               Object input)

Specified by:

executeTransform in class OETLAbstractTransformer