// SearchEventPicture.java
// -----------------------
// part of YaCy
// (C) by Michael Peter Christen; mc@yacy.net
// first published on http://www.anomic.de
// Frankfurt, Germany, 2005
// Created 24.10.2005
//
// $LastChangedDate: 2011-06-06 00:48:21 +0200 (Mo, 06. Jun 2011) $
// $LastChangedRevision: 7775 $
// $LastChangedBy: orbiter $
//
// 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
import net.yacy.cora.protocol.RequestHeader;
import net.yacy.visualization.RasterPlotter;
import de.anomic.search.SearchEventCache;
import de.anomic.search.Switchboard;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;
import de.anomic.yacy.graphics.NetworkGraph;
// draw a picture of the yacy network
public class SearchEventPicture {
public static RasterPlotter respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
final Switchboard sb = (Switchboard) env;
final String eventID = header.get("event", SearchEventCache.lastEventID);
if (eventID == null) return null;
final RasterPlotter yp = NetworkGraph.getSearchEventPicture(sb.peers, eventID, 0, 0);
if (yp == null) return new RasterPlotter(1, 1, RasterPlotter.DrawMode.MODE_SUB, "000000"); // empty image
return yp;
}
}