/**
* Checks and returns an Ibor index.
*
* <p>If this is an Ibor index, then this returns the matching {@link IborIndex}. If not, an
* exception is thrown.
*
* @param tenor the tenor of the index
* @return the index
* @throws IllegalStateException if the type is not an Ibor index type
* @see #getType()
*/
public IborIndex toIborIndex(Tenor tenor) {
if (!type.isIbor()) {
throw new IllegalStateException("Incorrect index type, expected Ibor: " + name);
}
return IborIndex.of(indexName + tenor.normalized().toString());
}
