{
if (dataset != null)
{
+
// maintain dataset integrity
- if (snew.getDatasetSequence() != null)
- {
- getDataset().addSequence(snew.getDatasetSequence());
- }
- else
+ SequenceI dsseq = snew.getDatasetSequence();
+ if (dsseq == null)
{
// derive new sequence
SequenceI adding = snew.deriveSequence();
- getDataset().addSequence(adding.getDatasetSequence());
snew = adding;
+ dsseq = snew.getDatasetSequence();
+ }
+ if (getDataset().findIndex(dsseq) == -1)
+ {
+ getDataset().addSequence(dsseq);
}
+
}
if (sequences == null)
{
}
}
- /**
- * Adds a sequence to the alignment. Recalculates maxLength and size.
- *
- * @param snew
- */
@Override
- public void setSequenceAt(int i, SequenceI snew)
+ public SequenceI replaceSequenceAt(int i, SequenceI snew)
{
synchronized (sequences)
{
- deleteSequence(i);
- sequences.set(i, snew);
+ if (sequences.size() > i)
+ {
+ return sequences.set(i, snew);
+
+ }
+ else
+ {
+ sequences.add(snew);
+ hiddenSequences.adjustHeightSequenceAdded();
+ }
+ return null;
}
}
{
return;
}
- // try to avoid using equals at this stage, it will be expensive
+ // try to avoid using SequenceI.equals at this stage, it will be expensive
Set<SequenceI> seqs = new jalview.util.LinkedIdentityHashSet<SequenceI>();
for (int i = 0; i < getHeight(); i++)