org.faktorips.runtime.formula

Class FormulaEvaluatorUtil.AssociationToManyHelper<S extends IModelObject,T extends IModelObject>

java.lang.Object

org.faktorips.runtime.formula.FormulaEvaluatorUtil.AssociationToManyHelper<S,T>

Type Parameters:

S - the type of the source objects

T - the type of the association targets

Enclosing class:

FormulaEvaluatorUtil

public abstract static class FormulaEvaluatorUtil.AssociationToManyHelper<S extends IModelObject,T extends IModelObject>
extends Object

Helper class for navigating 1-to-many associations from a list of source objects of type <S> to target objects of type <T>.

Constructor Summary

Constructors

Constructor and Description
AssociationToManyHelper()

Method Summary

Modifier and Type	Method and Description
List<? extends T>	getTargets(List<? extends S> sourceObjects) Returns a List of target model objects found by calling getTargetsInternal(IModelObject) for every object in the sourceObjects List.
protected abstract List<? extends T>	getTargetsInternal(S sourceObject) Returns a List of target model objects by following a 1-to-many association from the given source object.

Methods inherited from class java.lang.Object

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

Constructor Detail

AssociationToManyHelper

public AssociationToManyHelper()

Method Detail

getTargets

public List<? extends T> getTargets(List<? extends S> sourceObjects)

Returns a List of target model objects found by calling getTargetsInternal(IModelObject) for every object in the sourceObjects List.

Parameters:

sourceObjects - the model objects on which getTargetsInternal(IModelObject) will be called

Returns:

a List of target model objects

getTargetsInternal

protected abstract List<? extends T> getTargetsInternal(S sourceObject)

Returns a List of target model objects by following a 1-to-many association from the given source object.

Parameters:

sourceObject - the IModelObject source for the association

Returns:

a List of target model objects