/*
* 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.peers;
import org.gudy.azureus2.core3.util.DisplayFormatters;
import org.gudy.azureus2.core3.util.Constants;
import org.gudy.azureus2.core3.peer.PEPeer;
import org.gudy.azureus2.plugins.ui.tables.*;
import org.gudy.azureus2.ui.swt.views.table.utils.CoreTableColumn;
/**
*
* @author TuxPaper
*/
public class UpRatioItem
extends CoreTableColumn
implements TableCellRefreshListener
{
/** Default Constructor */
public UpRatioItem(String table_id) {
super("UpRatio", ALIGN_TRAIL, POSITION_INVISIBLE, 70, table_id);
setRefreshInterval(INTERVAL_LIVE);
}
public void fillTableColumnInfo(TableColumnInfo info) {
info.addCategories(new String[] {
CAT_SHARING,
});
}
public void refresh(TableCell cell) {
PEPeer peer = (PEPeer)cell.getDataSource();
float value = 0;
long lDivisor = 0;
long lDivident = 0;
if (peer != null) {
lDivisor = peer.getStats().getTotalBytesDownloadedByPeer() - peer.getStats().getTotalDataBytesSent();
lDivident = peer.getStats().getTotalDataBytesSent();
// skip if divisor is small (most likely handshake) or 0 (DivisionByZero)
if (lDivisor > 1024) {
value = lDivident / (float)lDivisor;
if (value == 0)
value = -1;
} else if (lDivident > 0)
value = Float.MAX_VALUE;
}
if (!cell.setSortValue((long)(value * 1000.0d)) && cell.isValid())
return;
String s;
if (lDivisor <= 0)
s = "";
else if (value == Float.MAX_VALUE )
s = Constants.INFINITY_STRING + ":1";
else if (value == -1)
s = "1:" + Constants.INFINITY_STRING;
else
s = DisplayFormatters.formatDecimal(value, 2) + ":1";
cell.setText(s);
}
}