private void addData( JFreeChart chart, DSLAMSource source, Timeinterval time, Serializable filter, Properties properties, Map<String, Object> colorScheme, Properties outputProperties) throws IOException { if (chart != null) { PerformanceCounterDataCollection cData = null; long dataSize = 0; try { cData = getPerformanceCounterDataCollection(source, time, filter, properties, outputProperties); Collection<PerformanceCounterData> data = null; Date d0 = null; // first timestamp for data Date d1 = null; // last timestamp for data RegularTimePeriod time0 = null; if (cData != null) { data = cData.getData(); { int l = data.size(); outputProperties.setProperty("data.count", Integer.toString(l)); } if (data != null && data.size() > 0) { dataSize = data.size(); // Set 'd0': { // TODO: Avoid assumption "data is sorted"! PerformanceCounterData e = data.iterator().next(); d0 = e.getTimestamp(); } // Set 'd1': { // TODO: Avoid assumption "data is sorted"! for (PerformanceCounterData e : data) { d1 = e.getTimestamp(); } } time0 = createRegularTimePeriod(d0); } } XYPlot plot = chart.getXYPlot(); // Set the first dataset: { TimeSeriesCollection dataset = new TimeSeriesCollection(); List<Paint> seriesPaint = new ArrayList<Paint>(); List<Stroke> seriesStroke = new ArrayList<Stroke>(); // Add series 'ES': { if (data != null && data.size() > 0) { TimeSeries series = new TimeSeries("ES", time0.getClass()); for (PerformanceCounterData e : data) { Date d = e.getTimestamp(); RegularTimePeriod timePeriod = createRegularTimePeriod(d); // Add point: { int value = getES(e); addOrUpdate(series, timePeriod, (double) value); } } seriesPaint.add((Paint) colorScheme.get("color.counter.es")); seriesStroke.add(STROKE_COUNTER_ES); dataset.addSeries(series); } } // Add series 'SES': { if (data != null && data.size() > 0) { TimeSeries series = new TimeSeries("SES", time0.getClass()); for (PerformanceCounterData e : data) { Date d = e.getTimestamp(); RegularTimePeriod timePeriod = createRegularTimePeriod(d); // Add point: { int value = getSES(e); addOrUpdate(series, timePeriod, (double) value); } } seriesPaint.add((Paint) colorScheme.get("color.counter.ses")); seriesStroke.add(STROKE_COUNTER_SES); dataset.addSeries(series); } } // Add series 'US': { if (data != null && data.size() > 0) { TimeSeries series = new TimeSeries("US", time0.getClass()); for (PerformanceCounterData e : data) { Date d = e.getTimestamp(); RegularTimePeriod timePeriod = createRegularTimePeriod(d); // Add point: { int value = getUS(e); addOrUpdate(series, timePeriod, (double) value); } } seriesPaint.add((Paint) colorScheme.get("color.counter.us")); seriesStroke.add(STROKE_COUNTER_US); dataset.addSeries(series); } } // superspeed { if (data != null && data.size() > 0) { TimeSeries series = new TimeSeries("LEFTRS", time0.getClass()); for (PerformanceCounterData e : data) { Date d = e.getTimestamp(); RegularTimePeriod timePeriod = createRegularTimePeriod(d); { int value = getPreviousLEFTRS(e); addOrUpdate(series, timePeriod, (double) value); } } seriesPaint.add((Paint) colorScheme.get("color.counter.previousleftrs")); seriesStroke.add(STROKE_COUNTER_US); dataset.addSeries(series); } } // ends { if (data != null && data.size() > 0) { boolean showLinearCurve = getShowLinearCurve(); if (showLinearCurve) { // Add series for a linear curve: { TimeSeries series = new TimeSeries("Linear", time0.getClass()); long t0 = d0.getTime(); long t1 = d1.getTime(); if (t0 < t1) { long timeX = 15 * 60 * 1000; // 15 minutes intervals // TODO: Read length of intervals from obtained data! double value0 = 0; double value1 = 900; // TODO: Read '900' from obtained data! long timeDelta = t1 - t0; double valueDelta = value1 - value0; long t = t0; int i = 0; while (t <= t1) { Date d = new Date(t); RegularTimePeriod timePeriod = createRegularTimePeriod(d); double value = value0 + ((t - t0) * valueDelta) / timeDelta; // Add point: { addOrUpdate(series, timePeriod, (double) value); } t += timeX; i += 1; } } seriesPaint.add(Color.red); seriesStroke.add(STROKE_COUNTER_DEFAULT); dataset.addSeries(series); } } } } setDefaultRenderer(chart, colorScheme, 0, seriesPaint, seriesStroke); plot.setDataset(0, dataset); plot.mapDatasetToRangeAxis(0, 0); } } finally { if (cData != null) { cData.dispose(); cData = null; } } if (outputProperties != null) { outputProperties.setProperty("data.count", Long.toString(dataSize)); } } }
protected JFreeChart createChart( DSLAMSource source, String LID, Timeinterval time, Properties properties, GraphRenderingInput input, Map<String, Object> colorScheme, Properties outputProperties) throws IOException { JFreeChart res = null; { JFreeChart chart = null; Timeinterval domainAxisTime = null; // Set 'chart': { String domainAxisTitle = null; // Set 'domainAxisTime': { DateFormat format = (DateFormat) colorScheme.get("date.format"); domainAxisTitle = "Time (" + time.toString(format) + ")"; } chart = ChartFactory.createTimeSeriesChart( null, // chart-title domainAxisTitle, // domain-axis label null, // value-axis label null, // dataset true, // legends required true, // generate tooltips false // generate URLs ); } XYPlot plot = chart.getXYPlot(); plot.setOrientation(PlotOrientation.VERTICAL); plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0)); plot.getRangeAxis().setFixedDimension(15.0); // Fix the domain axis: { fixDateAxisToTimeinterval(plot, time); domainAxisTime = time; } // Set the y-axis: { String axisTitle = "Count (/900s)"; ValueAxis a = new LogarithmicAxis(axisTitle); a.setLowerBound(0); a.setUpperBound(1000); // TODO: '1000' is '900' rounded up to nearest power of 10! // TODO: Get unit from data-model! // TODO: Get upper bound from data-model! plot.setRangeAxis(a); } String title = getTitle(); setDefaults(chart, colorScheme); setTitle(chart, LID, colorScheme, title, source, time); String filter = ""; // an empty string implies the default filter! // Set 'filter': { if (input != null) { Properties p = input.getProperties(); if (p != null) { String v = p.getProperty("data.filter"); if (v != null) { filter = v; } } } } addData(chart, source, time, filter, properties, colorScheme, outputProperties); if (outputProperties != null) { if (domainAxisTime != null) { outputProperties.setProperty("axis.domain.time", time.toString()); } } res = chart; } return res; }