/**
* Not a deep copy.
- *
+ *
*/
@Override
public PhylogenyData copy() {
return result;
}
- public boolean hasSequenceRelations() {
- return _seq_relations.size() > 0;
+ public boolean isHasSequenceRelations() {
+ return _seq_relations != null && _seq_relations.size() > 0;
}
public void init() {