2 * Jalview - A Sequence Alignment Editor and Viewer
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3 * Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
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5 * This program is free software; you can redistribute it and/or
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6 * modify it under the terms of the GNU General Public License
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7 * as published by the Free Software Foundation; either version 2
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8 * of the License, or (at your option) any later version.
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program; if not, write to the Free Software
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17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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19 package jalview.analysis;
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23 import jalview.datamodel.*;
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28 * <p>Description: </p>
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30 * <p>Copyright: Copyright (c) 2004</p>
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32 * <p>Company: Dundee University</p>
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34 * @author not attributable
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37 public class SeqsetUtils
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41 * Store essential properties of a sequence in a hashtable for later recovery
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42 * Keys are Name, Start, End, SeqFeatures, PdbId
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43 * @param seq SequenceI
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46 public static Hashtable SeqCharacterHash(SequenceI seq)
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48 Hashtable sqinfo = new Hashtable();
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49 sqinfo.put("Name", seq.getName());
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50 sqinfo.put("Start", new Integer(seq.getStart()));
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51 sqinfo.put("End", new Integer(seq.getEnd()));
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52 sqinfo.put("SeqFeatures", (seq.getSequenceFeatures() !=null) ? seq.getSequenceFeatures() : new Vector());
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54 (seq.getPDBId() != null) ? seq.getPDBId() : new Vector());
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55 sqinfo.put("datasetSequence", (seq.getDatasetSequence() !=null) ? seq.getDatasetSequence() : new Sequence("THISISAPLACEHOLDER",""));
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60 * Recover essential properties of a sequence from a hashtable
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61 * TODO: replace these methods with something more elegant.
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62 * @param sq SequenceI
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63 * @param sqinfo Hashtable
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66 public static boolean SeqCharacterUnhash(SequenceI sq, Hashtable sqinfo)
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68 boolean namePresent = true;
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69 String oldname = (String) sqinfo.get("Name");
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70 Integer start = (Integer) sqinfo.get("Start");
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71 Integer end = (Integer) sqinfo.get("End");
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72 java.util.Vector sfeatures = (java.util.Vector) sqinfo.get(
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74 Vector pdbid = (Vector) sqinfo.get("PdbId");
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75 Sequence seqds = (Sequence) sqinfo.get("datasetSequence");
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76 if (oldname == null)
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78 namePresent = false;
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82 sq.setName(oldname);
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85 if (!pdbid.equals(""))
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90 if ( (start != null) && (end != null))
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92 sq.setStart(start.intValue());
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93 sq.setEnd(end.intValue());
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96 if ((sfeatures != null) && (sfeatures.size()>0))
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98 sq.setSequenceFeatures(sfeatures);
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100 if ((seqds!=null) && !(seqds.getName().equals("THISISAPLACEHOLDER") && seqds.getLength()==0)) {
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101 sq.setDatasetSequence(seqds);
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104 return namePresent;
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108 * Form of the unique name used in uniquify for the i'th sequence in an ordered vector of sequences.
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112 public static String unique_name(int i)
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114 return new String("Sequence" + i);
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117 public static Hashtable uniquify(SequenceI[] sequences, boolean write_names)
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119 // Generate a safely named sequence set and a hash to recover the sequence names
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120 Hashtable map = new Hashtable();
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121 //String[] un_names = new String[sequences.length];
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123 for (int i = 0; i < sequences.length; i++)
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125 String safename = unique_name(i);
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126 map.put(safename, SeqCharacterHash(sequences[i]));
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130 sequences[i].setName(safename);
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138 public static boolean deuniquify(Hashtable map, SequenceI[] sequences)
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140 // recover unsafe sequence names for a sequence set
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141 boolean allfound = true;
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143 for (int i = 0; i < sequences.length; i++)
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145 if (map.containsKey(sequences[i].getName()))
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147 Hashtable sqinfo = (Hashtable) map.get(sequences[i].getName());
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148 SeqCharacterUnhash(sequences[i], sqinfo);
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