com.bazaarvoice.jolt.shiftr

Class ShiftrTraversr<DataType>

java.lang.Object

com.bazaarvoice.jolt.traversr.Traversr<DataType>

com.bazaarvoice.jolt.traversr.SimpleTraversr<DataType>

com.bazaarvoice.jolt.shiftr.ShiftrTraversr<DataType>

public class ShiftrTraversr<DataType>
extends SimpleTraversr<DataType>

Traverser that does not overwrite data.

Constructor Summary

Constructors

Constructor and Description
ShiftrTraversr(List<String> paths)
ShiftrTraversr(String humanPath)

Method Summary

Modifier and Type	Method and Description
Optional<DataType>	handleFinalSet(TraversalStep traversalStep, Object tree, String key, DataType data) Do a Shift style insert : 1) if there is no data "there", then just set it 2) if there is already a list "there", just add the data to the list 3) if there something other than a list there, grab it and stuff it and the data into a list and overwrite what is there with a list.

Methods inherited from class com.bazaarvoice.jolt.traversr.SimpleTraversr

handleIntermediateGet

Methods inherited from class com.bazaarvoice.jolt.traversr.Traversr

get, remove, set

Methods inherited from class java.lang.Object

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

Constructor Detail

ShiftrTraversr

public ShiftrTraversr(String humanPath)

ShiftrTraversr

public ShiftrTraversr(List<String> paths)

Method Detail

handleFinalSet

public Optional<DataType> handleFinalSet(TraversalStep traversalStep,
                                         Object tree,
                                         String key,
                                         DataType data)

Do a Shift style insert : 1) if there is no data "there", then just set it 2) if there is already a list "there", just add the data to the list 3) if there something other than a list there, grab it and stuff it and the data into a list and overwrite what is there with a list.

Overrides:

handleFinalSet in class SimpleTraversr<DataType>

Returns:

the data object if the set was successful, or null if not