/*
* Created : 11 nov. 2004
* By : Alon Rohter
*
* Copyright (C) 2004, 2005, 2006 Aelitis SAS, All rights Reserved
*
* 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.
*
* 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 ( see the LICENSE file ).
*
* 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
*
* AELITIS, SAS au capital de 46,603.30 euros,
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*/
package org.gudy.azureus2.ui.swt.views.tableitems.mytorrents;
import org.gudy.azureus2.core3.tracker.client.TRTrackerScraperResponse;
import org.gudy.azureus2.core3.util.DisplayFormatters;
import org.gudy.azureus2.core3.download.DownloadManager;
import org.gudy.azureus2.plugins.ui.tables.*;
import org.gudy.azureus2.ui.swt.views.table.utils.CoreTableColumn;
public class SeedToPeerRatioItem
extends CoreTableColumn
implements TableCellRefreshListener
{
public SeedToPeerRatioItem(String sTableID) {
super("seed_to_peer_ratio", ALIGN_TRAIL, POSITION_INVISIBLE, 70, sTableID);
setRefreshInterval(INTERVAL_LIVE);
setMinWidthAuto(true);
}
public void refresh(TableCell cell) {
float ratio = -1;
DownloadManager dm = (DownloadManager)cell.getDataSource();
if( dm != null ) {
TRTrackerScraperResponse response = dm.getTrackerScrapeResponse();
int seeds;
int peers;
if( response != null && response.isValid() ) {
seeds = Math.max( dm.getNbSeeds(), response.getSeeds() );
int trackerPeerCount = response.getPeers();
peers = dm.getNbPeers();
if (peers == 0 || trackerPeerCount > peers) {
if (trackerPeerCount <= 0) {
peers = dm.getActivationCount();
} else {
peers = trackerPeerCount;
}
}
}
else {
seeds = dm.getNbSeeds();
peers = dm.getNbPeers();
}
if (peers < 0 || seeds < 0) {
ratio = 0;
} else {
if (peers == 0) {
if (seeds == 0)
ratio = 0;
else
ratio = Float.POSITIVE_INFINITY;
} else {
ratio = (float)seeds / peers;
}
}
}
if( !cell.setSortValue( ratio ) && cell.isValid() ) {
return;
}
if (ratio == -1) {
cell.setText("");
} else if (ratio == 0) {
cell.setText("??");
} else {
cell.setText(DisplayFormatters.formatDecimal(ratio, 3));
}
}
}