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| ResultSet rs = con.execute("select heure,ftp from ftptable where (date=left(now(),10)) order by heure;");
ResultSet rs1 = con.execute("select heure,ftp from ftptable2 where (date=left(now(),10)) order by heure;");
ResultSet rs2 = con.execute("select heure,ftp from ftptable3 where (date=left(now(),10)) order by heure;");
final TimeSeries series = new TimeSeries("Débit 1", Minute.class);
final TimeSeries series1 = new TimeSeries("Débit 2", Minute.class);
final TimeSeries series2 = new TimeSeries("Débit 2", Minute.class);
while(rs.next()){
Timestamp v1;
v1 = rs.getTimestamp("heure");
double v2=rs.getDouble("ftp");
series.addOrUpdate( new Minute(v1), v2);
}
rs.close();
while(rs1.next()){
Timestamp v1;
v1 = rs1.getTimestamp("heure");
rs1.getDouble("ftp");
double v3=rs.getDouble("ftp");
series1.addOrUpdate( new Minute(v1), v3);
}
rs1.close();
while(rs2.next()){
Timestamp v1;
v1 = rs2.getTimestamp("heure");
double v4=rs2.getDouble("ftp");
series2.addOrUpdate( new Minute(v1), v4);
}
rs2.close();
DateAxis domain = new DateAxis("Time");
NumberAxis range = new NumberAxis("Débit en Ko/s");
final TimeSeriesCollection dataset = new TimeSeriesCollection(series);
dataset.addSeries(series1);
dataset.addSeries(series2);
XYItemRenderer renderer = new XYLineAndShapeRenderer(true, false);
renderer.setSeriesPaint(0, Color.green);
renderer.setSeriesPaint(2, Color.red);
XYPlot plot = new XYPlot(dataset, domain, range, renderer);
plot.setBackgroundPaint(Color.lightGray);
plot.setDomainGridlinePaint(Color.white);
plot.setRangeGridlinePaint(Color.white);
plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
range.setAutoRange(true);
range.setLowerMargin(0.0);
range.setUpperMargin(0.0);
range.setTickLabelsVisible(true);
range.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
JFreeChart chart = new JFreeChart(plot);
chart.setTitle(new TextTitle("Comparaison du débit ftp"));
XYItemRenderer r = plot.getRenderer();
if (r instanceof XYLineAndShapeRenderer) {
XYLineAndShapeRenderer renderer1 = (XYLineAndShapeRenderer) r;
renderer1.setBaseShapesVisible(true);
renderer1.setBaseShapesFilled(true);
}
final ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(600, 300));
chartPanel.setMouseZoomable(true, false);
OutputStream out = response.getOutputStream();
ChartUtilities.writeChartAsPNG(out, chart, 700, 500);
request.setAttribute("image",out); |
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