/**
* License Agreement for OpenSearchServer
*
* Copyright (C) 2008-2012 Emmanuel Keller / Jaeksoft
*
* http://www.open-search-server.com
*
* This file is part of OpenSearchServer.
*
* OpenSearchServer 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 3 of the License, or
* (at your option) any later version.
*
* OpenSearchServer 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 OpenSearchServer.
* If not, see <http://www.gnu.org/licenses/>.
**/
package com.jaeksoft.searchlib.sort;
import java.io.IOException;
import com.jaeksoft.searchlib.index.ReaderAbstract;
import com.jaeksoft.searchlib.result.collector.CollectorInterface;
import com.jaeksoft.searchlib.util.Timer;
public class SortListSorter extends SorterAbstract {
final private SorterAbstract[] sorterList;
protected SortListSorter(final SortFieldList sortFieldList,
final CollectorInterface collector, final ReaderAbstract reader)
throws IOException, NoCollectorException {
super(collector);
sorterList = new SorterAbstract[sortFieldList.size()];
int i = 0;
for (SortField sortField : sortFieldList)
sorterList[i++] = sortField.getSorter(collector, reader);
}
@Override
final public int compare(final int pos1, final int pos2) {
for (SorterAbstract sorter : sorterList) {
int c = sorter.compare(pos1, pos2);
if (c != 0)
return c;
}
return 0;
}
@Override
final public void quickSort(final Timer timer) {
switch (sorterList.length) {
case 0:
return;
case 1:
sorterList[0].quickSort(timer);
break;
default:
super.quickSort(timer);
break;
}
}
@Override
final public boolean isScore() {
for (SorterAbstract sorter : sorterList)
if (sorter.isScore())
return true;
return false;
}
@Override
final public boolean isDistance() {
for (SorterAbstract sorter : sorterList)
if (sorter.isDistance())
return true;
return false;
}
@Override
final public String toString(final int pos) {
StringBuilder sb = new StringBuilder('[');
for (SorterAbstract sorter : sorterList) {
sb.append(sorter.toString(pos));
sb.append(' ');
}
sb.append(']');
return sb.toString();
}
}