@Override
public void removeAllChildren() {
for (Iterator<ProductLine> iter = products.iterator(); iter.hasNext(); ) {
ProductLine pl = iter.next();
pl.setCategory(null);
iter.remove();
}
}
@Override
public void removeChild(Object child) {
if (products.remove(child)) {
((ProductLine) child).setCategory(null);
}
}
public ProductLine newProductLine() {
ProductLine pl = new ProductLine();
pl.setCategory(this);
getProducts().add(pl);
return pl;
}
