if (external.size() > 0) {
Iterator<ICoersion> external = this.external.iterator();
while (external.hasNext()) {
ICoersion coersion = external.next();
if (coersion.isCanCoerce(original, targetType)) return (T) coersion.coerce(original, targetType);
}
}
Iterator<ICoersion> internal = this.internal.iterator();
while (internal.hasNext()) {