com.viaoa.hub

Class HubGroupByOrig<A extends OAObject,B extends OAObject>

java.lang.Object

com.viaoa.hub.HubGroupByOrig<A,B>

Type Parameters:

A - type of objects for the seed Hub that supplies the objects that need to be grouped.

B - type of objects that will be in the group by Hub. see HubLeftJoinDetail# see HubLeftJoin#

public class HubGroupByOrig<A extends OAObject,B extends OAObject>
extends Object

Takes a single Hub<A>, and a property path to create two new Hubs that are are master/detail, where the master is the groupBy hub, and the detail is group of objects in Hub<A> that are under the AO in the groupBy hub. Example: from hubOrders, propPath: "employee.department" getGroupByHub: hub of Departments getDetailHub: hub of Orders for the groupByHub.AO Similar to a database "group by".

Constructor Summary

Constructors

Constructor and Description
HubGroupByOrig(Hub<A> hubA, String propertyPath)

Method Summary

Modifier and Type	Method and Description
Hub<A>	getDetailHub() This is the detail from the hubGroupBy, with only the objects that are under hubGroupBy, and are also in the original Hub hubA
Hub<B>	getGroupByHub()

Methods inherited from class java.lang.Object

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

Constructor Detail

HubGroupByOrig

public HubGroupByOrig(Hub<A> hubA,
                      String propertyPath)

Parameters:

hubA - hub of objects that are to be grouped.

propertyPath - path to the property that is the groupBy

Method Detail

getGroupByHub

public Hub<B> getGroupByHub()

getDetailHub

public Hub<A> getDetailHub()

This is the detail from the hubGroupBy, with only the objects that are under hubGroupBy, and are also in the original Hub hubA

Returns: