@Override
public void sum(Vector v) throws IncompatibleVectorSizesException {
if (v.getSize() != adaptee.size()) {
throw new IncompatibleVectorSizesException();
}
for (int i = 0; i < adaptee.size(); i++) {
setElement(i, getElement(i) * v.getElement(i));
}
}
@Override
public void fillFromVector(Vector v) {
adaptee.clear();
double[] arr = new double[v.getSize()];
for (int i = 0; i < v.getSize(); i++) {
arr[i] = v.getElement(i);
}
adaptee.addAll(Arrays.asList(arr));
}