protected final Stream<FK_ENTITY> stream() {
        return streamSupplier.get();
    }
@param <ENTITY>     the source entity
@param <FK_ENTITY>  the target entity
@param <V>          the wrapper type

@author  Emil Forslund
@since   3.0.0
runtime-parent/runtime-field/src/main/java/com/speedment/runtime/field/internal/method/AbstractFindFrom.java