+ Vector rtn = new Vector();
+ for (int i = 0; i < pdbentry.length; i++)
+ {
+ v.addElement(pdbentry[i]);
+ }
+ for (int i = 0; i < pdbe.length; i++)
+ {
+ int r = v.indexOf(pdbe[i]);
+ if (r == -1 || r >= pdbentry.length)
+ {
+ rtn.addElement(new int[]
+ { v.size(), i });
+ v.addElement(pdbe[i]);
+ }
+ else
+ {
+ // just make sure the sequence/chain entries are all up to date
+ addSequenceAndChain(r, seq[i], chns[i]);
+ }
+ }
+ pdbe = new PDBEntry[v.size()];
+ v.copyInto(pdbe);
+ pdbentry = pdbe;
+ if (rtn.size() > 0)
+ {
+ // expand the tied seuqence[] and string[] arrays
+ SequenceI[][] sqs = new SequenceI[pdbentry.length][];
+ String[][] sch = new String[pdbentry.length][];
+ System.arraycopy(sequence, 0, sqs, 0, sequence.length);
+ System.arraycopy(chains, 0, sch, 0, this.chains.length);
+ sequence = sqs;
+ chains = sch;
+ pdbe = new PDBEntry[rtn.size()];
+ for (int r = 0; r < pdbe.length; r++)
+ {
+ int[] stri = ((int[]) rtn.elementAt(r));
+ // record the pdb file as a new addition
+ pdbe[r] = pdbentry[stri[0]];
+ // and add the new sequence/chain entries
+ addSequenceAndChain(stri[0], seq[stri[1]], chns[stri[1]]);
+ }
+ }
+ else
+ {
+ pdbe = null;
+ }
+ return pdbe;
+ }