/**
* Creates a new series by copying a subset of the data in this time series.
*
* @param start the index of the first item to copy.
* @param end the index of the last item to copy.
* @return A series containing a copy of this series from start until end.
* @throws CloneNotSupportedException if there is a cloning problem.
*/
public XYSeries createCopy(int start, int end) throws CloneNotSupportedException {
XYSeries copy = (XYSeries) super.clone();
copy.data = new java.util.ArrayList();
if (this.data.size() > 0) {
for (int index = start; index <= end; index++) {
XYDataItem item = (XYDataItem) this.data.get(index);
XYDataItem clone = (XYDataItem) item.clone();
try {
copy.add(clone);
} catch (SeriesException e) {
System.err.println("Unable to add cloned data item.");
}
}
}
return copy;
}
/**
* Returns a clone of the series.
*
* @return A clone of the series.
* @throws CloneNotSupportedException if there is a cloning problem.
*/
@Override
public Object clone() throws CloneNotSupportedException {
XYSeries clone = (XYSeries) super.clone();
clone.data = (List) ObjectUtilities.deepClone(this.data);
return clone;
}