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87 lines
3.5 KiB
87 lines
3.5 KiB
17 years ago
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// PerformanceGraph.java
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// (C) 2007 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
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// first published 30.11.2007 on http://yacy.net
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//
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// This is a part of YaCy, a peer-to-peer based web search engine
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//
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// $LastChangedDate: 2006-04-02 22:40:07 +0200 (So, 02 Apr 2006) $
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// $LastChangedRevision: 1986 $
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// $LastChangedBy: orbiter $
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//
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// LICENSE
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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 java.util.Iterator;
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import java.util.Map;
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import de.anomic.http.httpHeader;
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import de.anomic.plasma.plasmaSwitchboard;
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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.ymageChart;
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import de.anomic.ymage.ymageMatrix;
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public class PerformanceGraph {
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public static ymageMatrix respond(httpHeader header, serverObjects post, serverSwitch env) {
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plasmaSwitchboard sb = (plasmaSwitchboard) env;
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ymageChart ip = new ymageChart(660, 240, "000010", 30, 30, 20, 20, "PEER PERFORMANCE GRAPH: PAGES/MINUTE and USED MEMORY");
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ip.declareDimension(ymageChart.DIMENSION_BOTTOM, 60, 60, -600, "000000", "CCCCCC", "TIME/SECONDS");
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ip.declareDimension(ymageChart.DIMENSION_LEFT, 50, 40, 0, "008800", null , "PPM [PAGES/MINUTE]");
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ip.declareDimension(ymageChart.DIMENSION_RIGHT, 100, 20, 0, "0000FF", "CCCCCC", "MEMORY/MEGABYTE");
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// draw ppm
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ip.setColor("008800");
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Iterator i = sb.ppmHistory.entrySet().iterator();
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Map.Entry entry;
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int ppm;
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long time, now = System.currentTimeMillis();
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int x0 = 1, x1, y0 = 0, y1;
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while (i.hasNext()) {
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entry = (Map.Entry) i.next();
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time = ((Long) entry.getKey()).longValue() - now;
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ppm = (int) ((Long) entry.getValue()).longValue();
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//System.out.println("PPM: time = " + time + ", ppm = " + ppm);
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x1 = (int) (time/1000);
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y1 = ppm;
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ip.chartDot(ymageChart.DIMENSION_BOTTOM, ymageChart.DIMENSION_LEFT, x1, y1, 2);
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if (x0 < 0) ip.chartLine(ymageChart.DIMENSION_BOTTOM, ymageChart.DIMENSION_LEFT, x0, y0, x1, y1);
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x0 = x1; y0 = y1;
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}
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// draw memory
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ip.setColor("0000FF");
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i = sb.usedMemoryHistory.entrySet().iterator();
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long bytes;
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x0 = 1;
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while (i.hasNext()) {
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entry = (Map.Entry) i.next();
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time = ((Long) entry.getKey()).longValue() - now;
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bytes = ((Long) entry.getValue()).longValue();
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//System.out.println("Memory: time = " + time + ", bytes = " + bytes);
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x1 = (int) (time/1000);
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y1 = (int) (bytes / 1024 / 1024);
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ip.chartDot(ymageChart.DIMENSION_BOTTOM, ymageChart.DIMENSION_RIGHT, x1, y1, 2);
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if (x0 < 0) ip.chartLine(ymageChart.DIMENSION_BOTTOM, ymageChart.DIMENSION_RIGHT, x0, y0, x1, y1);
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x0 = x1; y0 = y1;
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}
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return ip;
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}
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}
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