com.neurosys.modules.etl

Class EnsureAttributeExistsTransformer

java.lang.Object

com.neurosys.etl.common.transformers.UsesIntermediateObjectImpl<Map<String,Object>>

com.neurosys.etl.common.transformers.EnsureAccessorExistsTransformer

com.neurosys.modules.etl.EnsureAttributeExistsTransformer

All Implemented Interfaces:

ContextAware<Map<String,Object>>, ModeAware, UsesIntermediateObject<Map<String,Object>>, Serializable, org.apache.commons.collections.Transformer

public class EnsureAttributeExistsTransformer
extends EnsureAccessorExistsTransformer

Extends EnsureAccessorExistsTransformer
Additionally if any of the instances in the access chain are Attribute type then it sets the Entity and Attribute name to the Attribute.

Author:

Arjun Dhar

See Also:

Serialized Form

Field Summary

Fields inherited from class com.neurosys.etl.common.transformers.EnsureAccessorExistsTransformer

accessClasses, accessValues, mode, modesSupported

Fields inherited from class com.neurosys.etl.common.transformers.UsesIntermediateObjectImpl

intermediateResults, resultNamesUsed, resultsThatAreOptional

Constructor Summary

Constructors

Constructor and Description
EnsureAttributeExistsTransformer()

Method Summary

Modifier and Type	Method and Description
protected Object	updateChild(List parents, Object child, String property) Override how an instance is created in the Entity access chain

Methods inherited from class com.neurosys.etl.common.transformers.EnsureAccessorExistsTransformer

getAccessClasses, getAccessor, getAccessValues, getMode, getModesSupported, setAccessClasses, setAccessor, setAccessValues, setMode, setModesSupported, skip, transform, transform

Methods inherited from class com.neurosys.etl.common.transformers.UsesIntermediateObjectImpl

determineInput, getInputFromContext, getInterMediateResults, getResultNamesThatAreOptional, getResultNamesUsed, setIntermediateResults, setResultNamesThatAreOptional, setResultNamesUsed

Methods inherited from class java.lang.Object

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

Constructor Detail

EnsureAttributeExistsTransformer

public EnsureAttributeExistsTransformer()

Method Detail

updateChild

protected Object updateChild(List parents,
                             Object child,
                             String property)
                      throws Exception

Override how an instance is created in the Entity access chain

Overrides:

updateChild in class EnsureAccessorExistsTransformer

Parameters:

currentEntity -

child -

property -

Returns:

Object as updated child

Throws:

Exception