com.viaoa.hub

Class HubGroupByMerger<F extends OAObject,T extends OAObject>

java.lang.Object

com.viaoa.hub.HubGroupByMerger<F,T>

Type Parameters:

F - from object for the hub merger

T - to object for the hub merger

public class HubGroupByMerger<F extends OAObject,T extends OAObject>
extends Object

Used for GroupBy Link Properties (OABuilder).
Uses a HubMerger to get objects, and then adds the found objects to a (calc) LinkProperty.

Example:
mergerPP: [Orders]:open().orderItems.item
groupByPP: [Orders].customer
groupByProperty (in customer): Hub hubOpenOrderItems (groupBy calculated linkProperty)

Example:
mergerPP: [Orders]:open().orderItems
groupByPP: [Orders].orderItems.item
groupByProperty (in item): Hub hubOpenOrderItems (groupBy calculated linkProperty)

Author:

vvia

Constructor Summary

Constructors

Constructor and Description
HubGroupByMerger(Hub<F> hubRoot, String groupByPropertyPath, String groupByProperty)
HubGroupByMerger(Hub<F> hubRoot, String mergerPropertyPath, String groupByPropertyPath, String groupByProperty)

Method Summary

Methods inherited from class java.lang.Object

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

Constructor Detail

HubGroupByMerger

public HubGroupByMerger(Hub<F> hubRoot,
                        String groupByPropertyPath,
                        String groupByProperty)

HubGroupByMerger

public HubGroupByMerger(Hub<F> hubRoot,
                        String mergerPropertyPath,
                        String groupByPropertyPath,
                        String groupByProperty)

Parameters:

hubRoot -

mergerPropertyPath - PP from Root to merger objects

groupByPropertyPath - PP from hubRoot objects to the object where there is a calc Hub for storing the found merger objects. *NOTE: this PP must start from same root as mergerPropertyPath.

groupByProperty - name of property Hub in groupByPP for storing the found merger objects.