com.bazaarvoice.jolt.traversr

Class SimpleTraversr

java.lang.Object

com.bazaarvoice.jolt.traversr.Traversr

com.bazaarvoice.jolt.traversr.SimpleTraversr

Direct Known Subclasses:

ShiftrTraversr

public class SimpleTraversr
extends Traversr

Simple Traversr that 1 Does overwrite sets at the leaf level 2 Will create intermediate container objects only on SET operations

Constructor Summary

Constructors

Constructor and Description
SimpleTraversr(String humanPath)

Method Summary

Methods

Modifier and Type	Method and Description
Object	handleFinalSet(TraversalStep traversalStep, Object tree, String key, Object data) Allow subclasses to control how "sets" are done, if/once the traversal has made it to the the last element.
Object	handleIntermediateGet(TraversalStep traversalStep, Object tree, String key, TraversalStep.Operation op) Only make a new instance of a container object for SET, if there is nothing "there".

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

SimpleTraversr

public SimpleTraversr(String humanPath)

Method Detail

handleFinalSet

public Object handleFinalSet(TraversalStep traversalStep,
                    Object tree,
                    String key,
                    Object data)

Description copied from class: Traversr

Allow subclasses to control how "sets" are done, if/once the traversal has made it to the the last element. Overwrite existing data? List-ize existing data with new data?

Specified by:

handleFinalSet in class Traversr

Returns:

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

handleIntermediateGet

public Object handleIntermediateGet(TraversalStep traversalStep,
                           Object tree,
                           String key,
                           TraversalStep.Operation op)

Only make a new instance of a container object for SET, if there is nothing "there".

Specified by:

handleIntermediateGet in class Traversr

Returns:

null or a container object (Map/List) for our child Traversal to use