/*
Copyright (C) 2003 Nathan Dunn, Morten O. Alver
All programs in this directory and
subdirectories are published under the GNU General Public License as
described below.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at
your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA
Further information about the GNU GPL is available at:
http://www.gnu.org/copyleft/gpl.ja.html
*/
package net.sf.jabref;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.regex.PatternSyntaxException;
import javax.swing.SwingUtilities;
public class DatabaseSearch extends Thread {
BasePanel panel = null;
BibtexDatabase thisDatabase = null;
SearchRuleSet thisRuleSet = null;
Map<String, String> thisSearchOptions = null;
String searchValueField = null;
boolean reorder, select, grayOut;
ErrorMessageDisplay errorDisplay;
Set<BibtexEntry> matches = new HashSet<BibtexEntry>();
public DatabaseSearch(ErrorMessageDisplay errorDisplay,
Map<String, String> searchOptions, SearchRuleSet searchRules,
BasePanel panel, String searchValueField, boolean reorder,
boolean grayOut, boolean select) {
this.panel = panel;
this.errorDisplay = errorDisplay;
thisDatabase = panel.getDatabase();
thisSearchOptions = searchOptions;
thisRuleSet = searchRules;
this.searchValueField = searchValueField;
this.reorder = reorder;
this.select = select;
this.grayOut = grayOut;
}
public void run() {
int searchScore = 0;
matches.clear();
BibtexEntry bes = null;
int hits = 0;
for (String id : thisDatabase.getKeySet()){
// 1. search all required fields using searchString
bes = thisDatabase.getEntryById(id);
if (bes == null)
continue;
// (thisTableModel.getNameFromNumber(row));
// 2. add score per each hit
try {
searchScore = thisRuleSet.applyRule(thisSearchOptions, bes);
} catch (PatternSyntaxException ex) {
// There is something wrong with the regexp pattern.
errorDisplay.reportError("Malformed regular expression", ex);
return;
}
// When using float search, it messes up the sort order if we retain
// graded search scores, because the table is sorted by the score.
// To prevent this, we let the search score saturate at 1.
if (searchScore > 0)
searchScore = 1;
// 2.1 set score to search field
bes.setField(searchValueField, String.valueOf(searchScore));
if (searchScore > 0) {
hits++;
matches.add(bes);
}
}
final int outputHits = hits;
SwingUtilities.invokeLater(new Thread() {
public void run() {
panel.output(Globals
.lang("Searched database. Global number of hits")
+ ": " + outputHits);
}
});
}
public Iterator<BibtexEntry> matches() {
return matches.iterator();
}
}