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71 lines
2.9 KiB
71 lines
2.9 KiB
// NetworkPicture.java
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// -----------------------
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// part of YaCy
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// (C) by Michael Peter Christen; mc@yacy.net
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2005
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// Created 08.10.2005
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//
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// $LastChangedDate$
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// $LastChangedRevision$
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// $LastChangedBy$
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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import de.anomic.http.metadata.RequestHeader;
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import de.anomic.search.Switchboard;
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import de.anomic.search.SwitchboardConstants;
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import de.anomic.server.serverObjects;
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import de.anomic.server.serverSwitch;
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import de.anomic.ymage.NetworkGraph;
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import de.anomic.ymage.ymageMatrix;
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/** draw a picture of the yacy network */
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public class NetworkPicture {
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public static ymageMatrix respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
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final Switchboard sb = (Switchboard) env;
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int width = 768;
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int height = 576;
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int passiveLimit = 720; // 12 hours
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int potentialLimit = 720;
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int maxCount = 1000;
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String bgcolor = NetworkGraph.COL_BACKGROUND;
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boolean corona = true;
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if (post != null) {
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width = post.getInt("width", 768);
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height = post.getInt("height", 576);
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passiveLimit = post.getInt("pal", 720);
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potentialLimit = post.getInt("pol", 720);
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maxCount = post.getInt("max", 1000);
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corona = post.get("corona", "true").equals("true");
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bgcolor = post.get("bgcolor", bgcolor);
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}
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//too small values lead to an error, too big to huge CPU/memory consumption, resulting in possible DOS.
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if (width < 320 ) width = 320;
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if (width > 1920) width = 1920;
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if (height < 240) height = 240;
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if (height > 1920) height = 1920;
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if (passiveLimit > 1000000) passiveLimit = 1000000;
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if (potentialLimit > 1000000) potentialLimit = 1000000;
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if (maxCount > 1000) maxCount = 1000;
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return NetworkGraph.getNetworkPicture(sb.peers, 10000, width, height, passiveLimit, potentialLimit, maxCount, corona, env.getConfig(SwitchboardConstants.NETWORK_NAME, "unspecified"), env.getConfig("network.unit.description", "unspecified"), bgcolor);
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}
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}
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