/*
* FindBugs - Find Bugs in Java programs
* Copyright (C) 2006, University of Maryland
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package edu.umd.cs.findbugs.gui2;
import java.util.Collection;
import edu.umd.cs.findbugs.BugInstance;
import edu.umd.cs.findbugs.filter.AndMatcher;
import edu.umd.cs.findbugs.filter.BugMatcher;
import edu.umd.cs.findbugs.filter.ClassMatcher;
import edu.umd.cs.findbugs.filter.DesignationMatcher;
import edu.umd.cs.findbugs.filter.FirstVersionMatcher;
import edu.umd.cs.findbugs.filter.LastVersionMatcher;
import edu.umd.cs.findbugs.filter.Matcher;
import edu.umd.cs.findbugs.filter.NotMatcher;
import edu.umd.cs.findbugs.filter.OrMatcher;
import edu.umd.cs.findbugs.filter.PriorityMatcher;
import edu.umd.cs.findbugs.filter.RankMatcher;
import edu.umd.cs.findbugs.filter.RelationalOp;
import edu.umd.cs.findbugs.gui2.BugAspects.SortableValue;
import edu.umd.cs.findbugs.util.NotImplementedYetException;
/**
* @author pugh
*/
public class FilterFactory {
public static Matcher makeOrMatcher(Collection<SortableValue> sortables) {
return makeMatcher(sortables, false);
}
public static Matcher makeAndMatcher(Collection<SortableValue> sortables) {
return makeMatcher(sortables, true);
}
public static Matcher invertMatcher(Matcher originalMatcher) {
if (originalMatcher instanceof NotMatcher) {
return ((NotMatcher) originalMatcher).originalMatcher();
}
NotMatcher notMatcher = new NotMatcher();
notMatcher.addChild(originalMatcher);
return notMatcher;
}
private static Matcher makeMatcher(Collection<SortableValue> sortables, boolean andOr) {
if (sortables.size() == 1) {
for (SortableValue s : sortables) {
return makeMatcher(s);
}
}
edu.umd.cs.findbugs.filter.CompoundMatcher matcher;
if (andOr == true) {
matcher = new AndMatcher();
} else {
matcher = new OrMatcher();
}
for (SortableValue s : sortables) {
matcher.addChild(makeMatcher(s));
}
return matcher;
}
public static Matcher makeMatcher(Collection<Sortables> sortables, BugInstance bug) {
if (sortables.size() == 1) {
for (Sortables s : sortables) {
return makeMatcher(s, bug);
}
}
AndMatcher matcher = new AndMatcher();
for (Sortables s : sortables) {
matcher.addChild(makeMatcher(s, bug));
}
return matcher;
}
public static boolean canFilter(Sortables s) {
switch (s) {
case BUGCODE:
case CATEGORY:
case CLASS:
case DESIGNATION:
case FIRSTVERSION:
case LASTVERSION:
case PACKAGE:
case PRIORITY:
case TYPE:
case BUG_RANK:
return true;
default:
return false;
}
}
private static Matcher makeMatcher(Sortables s, BugInstance bug) {
switch (s) {
case BUGCODE:
return new BugMatcher(s.getFrom(bug), null, null);
case CATEGORY:
return new BugMatcher(null, null, s.getFrom(bug));
case CLASS:
return new ClassMatcher(s.getFrom(bug));
case DESIGNATION:
return new DesignationMatcher(s.getFrom(bug));
case FIRSTVERSION:
return new FirstVersionMatcher(s.getFrom(bug), RelationalOp.EQ);
case LASTVERSION:
return new LastVersionMatcher(s.getFrom(bug), RelationalOp.EQ);
case PACKAGE:
String p = Sortables.CLASS.getFrom(bug);
int lastDot = p.lastIndexOf('.');
if (lastDot > 0) {
p = p.substring(0, lastDot);
}
return new ClassMatcher("~" + p + "\\.[^.]+");
case PRIORITY:
return new PriorityMatcher(Integer.toString(bug.getPriority()));
case TYPE:
return new BugMatcher(null, s.getFrom(bug), null);
case BUG_RANK:
return new RankMatcher(s.getFrom(bug));
case DIVIDER:
default:
throw new IllegalArgumentException("Don't know how to make maker for " + s);
}
}
private static Matcher makeMatcher(SortableValue sv) {
Sortables s = sv.key;
String value = sv.value;
switch (s) {
case BUG_RANK:
return new RankMatcher(value);
case BUGCODE:
return new BugMatcher(value, null, null);
case CATEGORY:
return new BugMatcher(null, null, value);
case CLASS:
return new ClassMatcher(value);
case DESIGNATION:
return new DesignationMatcher(value);
case FIRSTVERSION:
return new FirstVersionMatcher(value, RelationalOp.EQ);
case LASTVERSION:
return new LastVersionMatcher(value, RelationalOp.EQ);
case PACKAGE:
return new ClassMatcher("~" + value + "\\.[^.]+");
case PRIORITY:
return new PriorityMatcher(value);
case PROJECT:
throw new NotImplementedYetException("Matchers for Projects not supported yet");
case TYPE:
return new BugMatcher(null, value, null);
case DIVIDER:
default:
throw new NotImplementedYetException("No matcher for " + s);
}
}
}