Example usage for org.jfree.data.time TimeSeriesCollection addSeries

Introduction

In this page you can find the example usage for org.jfree.data.time TimeSeriesCollection addSeries.

Prototype

public void addSeries(TimeSeries series) 

Source Link

Document

Adds a series to the collection and sends a DatasetChangeEvent to all registered listeners.

Usage

From source file:com.charts.ThreeMonthChart.java

public ThreeMonthChart(YStockQuote currentStock) throws ParseException {

    DateAxis domainAxis = new DateAxis("Date");
    NumberAxis rangeAxis = new NumberAxis("Price");
    CandlestickRenderer renderer = new CandlestickRenderer();
    XYDataset dataset = getDataSet(currentStock);

    XYPlot mainPlot = new XYPlot(dataset, domainAxis, rangeAxis, renderer);

    //Do some setting up, see the API Doc
    renderer.setSeriesPaint(0, Color.BLACK);
    renderer.setDrawVolume(false);//from  w ww.  j ava2s.  c om
    rangeAxis.setAutoRangeIncludesZero(false);

    domainAxis.setDateFormatOverride(new SimpleDateFormat("dd-MM-yy"));
    domainAxis.setTickMarkPosition(DateTickMarkPosition.MIDDLE);

    //Now create the chart and chart panel
    JFreeChart chart = new JFreeChart(currentStock.get_name(), null, mainPlot, false);
    chartPanel = new ChartPanel(chart);
    chartPanel.setPreferredSize(new Dimension(600, 300));

    XYPlot plot = (XYPlot) chart.getPlot();
    LegendTitle legend = new LegendTitle(plot);
    chart.addLegend(legend);
    chart.getLegend().setVisible(true);
    chart.getLegend().setPosition(RectangleEdge.BOTTOM);
    ValueAxis yAxis = (ValueAxis) plot.getRangeAxis();
    DateAxis xAxis = (DateAxis) plot.getDomainAxis();
    Date now = new Date();
    SegmentedTimeline segmentedTimeline = SegmentedTimeline.newMondayThroughFridayTimeline();
    Calendar[][] holidays = DayRange.getHolidayDates();
    int len = holidays.length;

    for (int i = 0; i < holidays[0].length; i++) {
        Calendar day = Calendar.getInstance(TimeZone.getTimeZone("EST"));
        day.set(Calendar.YEAR, holidays[0][i].get(Calendar.YEAR));
        day.set(Calendar.MONTH, holidays[0][i].get(Calendar.MONTH));
        day.set(Calendar.DAY_OF_MONTH, holidays[0][i].get(Calendar.DAY_OF_MONTH));
        day.set(Calendar.HOUR_OF_DAY, 9);
        segmentedTimeline.addException(day.getTime());

    }

    xAxis.setTimeline(segmentedTimeline);
    //xAxis.setVerticalTickLabels(true);
    xAxis.setDateFormatOverride(new SimpleDateFormat("MMM y"));
    xAxis.setAutoTickUnitSelection(true);
    xAxis.setAutoRange(true);
    renderer.setAutoWidthFactor(0.5);
    renderer.setUpPaint(Color.green);
    renderer.setDownPaint(new Color(0xc0, 0x00, 0x00));
    renderer.setSeriesPaint(0, Color.black);

    StandardXYItemRenderer renderer1 = new StandardXYItemRenderer();
    renderer1.setSeriesPaint(0, Color.BLUE);
    TimeSeries movingAverage30 = MovingAverage.createMovingAverage(close, "MA(30)", 30, 0);
    Double currMA30 = (Double) movingAverage30.getDataItem(movingAverage30.getItemCount() - 1).getValue();
    currMA30 = Math.round(currMA30 * 100.0) / 100.0;
    movingAverage30.setKey("MA(30): " + currMA30);
    TimeSeriesCollection collection = new TimeSeriesCollection();
    collection.addSeries(movingAverage30);
    plot.setDataset(1, collection);
    plot.setRenderer(1, renderer1);

    chartPanel.revalidate();
    chartPanel.repaint();
    chartPanel.revalidate();
    chartPanel.repaint();
}

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From source file:edu.ucla.stat.SOCR.chart.demo.CrosshairDemo1.java

/**
 * Creates a sample dataset.//from   w  w w  .j  a v  a  2s . c  o  m
 * 
 * @param name  the dataset name.
 * @param base  the starting value.
 * @param start  the starting period.
 * @param count  the number of values to generate.
 *
 * @return The dataset.
 */
protected XYDataset createDataset(boolean isDemo) {
    if (isDemo) {
        String name = "Random 1";
        double base = 100.0;
        RegularTimePeriod start = new Minute();
        int count = 200;

        TimeSeries series = new TimeSeries(name, start.getClass());
        RegularTimePeriod period = start;
        double value = base;
        for (int i = 0; i < count; i++) {
            series.add(period, value);
            period = period.next();
            value = value * (1 + (Math.random() - 0.495) / 10.0);
        }

        TimeSeriesCollection dataset = new TimeSeriesCollection();
        dataset.addSeries(series);

        return dataset;
    } else {
        super.setArrayFromTable();
        String[][] x = new String[xyLength][independentVarLength];
        double[][] y = new double[xyLength][dependentVarLength];
        int[][] skipy = new int[xyLength][dependentVarLength];

        for (int index = 0; index < independentVarLength; index++)
            for (int i = 0; i < xyLength; i++)
                x[i][index] = indepValues[i][index];

        for (int index = 0; index < dependentVarLength; index++)
            for (int i = 0; i < xyLength; i++)
                if (depValues[i][index] == null || depValues[i][index].length() == 0)
                    skipy[i][index] = 1;
                else
                    y[i][index] = Double.parseDouble(depValues[i][index]);

        // create the dataset... 
        TimeSeriesCollection collection = new TimeSeriesCollection();
        TimeSeries series;

        for (int ind = 0; ind < independentVarLength; ind++) {
            if (independentHeaders[ind].indexOf(":") != -1)
                series = new TimeSeries(
                        independentHeaders[ind].substring(0, independentHeaders[ind].indexOf(":")),
                        Minute.class);
            else
                series = new TimeSeries(independentHeaders[ind], Minute.class);
            //TimeSeries("Executions", "Year", "Count", Year.class);

            for (int i = 0; i < xyLength; i++) {
                if (x[i][ind] != null && y[i][ind] != 1)
                    series.add(DateParser.parseMinute(x[i][ind]), y[i][ind]);
            }
            //   collection.setDomainIsPointsInTime(false);
            collection.addSeries(series);
        }
        return collection;

    }

}

---

From source file:com.charts.OneMonthChart.java

public OneMonthChart(YStockQuote currentStock) throws ParseException {

    DateAxis domainAxis = new DateAxis("Date");
    NumberAxis rangeAxis = new NumberAxis("Price");
    CandlestickRenderer renderer = new CandlestickRenderer();
    XYDataset dataset = getDataSet(currentStock);

    XYPlot mainPlot = new XYPlot(dataset, domainAxis, rangeAxis, renderer);

    //Do some setting up, see the API Doc
    renderer.setSeriesPaint(0, Color.BLACK);
    renderer.setDrawVolume(false);//from   w  ww. j  av a 2  s.  c  o m
    rangeAxis.setAutoRangeIncludesZero(false);

    domainAxis.setVerticalTickLabels(true);
    domainAxis.setDateFormatOverride(new SimpleDateFormat("dd-MM-yy"));
    domainAxis.setTickMarkPosition(DateTickMarkPosition.MIDDLE);

    //Now create the chart and chart panel
    JFreeChart chart = new JFreeChart(currentStock.get_name(), null, mainPlot, false);
    chartPanel = new ChartPanel(chart);
    chartPanel.setPreferredSize(new Dimension(600, 300));

    XYPlot plot = (XYPlot) chart.getPlot();
    LegendTitle legend = new LegendTitle(plot);
    chart.addLegend(legend);
    chart.getLegend().setVisible(true);
    chart.getLegend().setPosition(RectangleEdge.BOTTOM);

    ValueAxis yAxis = (ValueAxis) plot.getRangeAxis();
    DateAxis xAxis = (DateAxis) plot.getDomainAxis();
    Date now = new Date();
    SegmentedTimeline segmentedTimeline = SegmentedTimeline.newMondayThroughFridayTimeline();
    Calendar[][] holidays = DayRange.getHolidayDates();
    int len = holidays.length;

    for (int i = 0; i < holidays[0].length; i++) {
        Calendar day = Calendar.getInstance(TimeZone.getTimeZone("EST"));
        day.set(Calendar.YEAR, holidays[0][i].get(Calendar.YEAR));
        day.set(Calendar.MONTH, holidays[0][i].get(Calendar.MONTH));
        day.set(Calendar.DAY_OF_MONTH, holidays[0][i].get(Calendar.DAY_OF_MONTH));
        day.set(Calendar.HOUR_OF_DAY, 9);
        segmentedTimeline.addException(day.getTime());

    }

    xAxis.setTimeline(segmentedTimeline);
    //xAxis.setVerticalTickLabels(true);
    xAxis.setDateFormatOverride(new SimpleDateFormat("MMM-dd"));
    xAxis.setAutoTickUnitSelection(false);
    xAxis.setAutoRange(false);
    renderer.setAutoWidthFactor(0.5);
    renderer.setUpPaint(Color.green);
    renderer.setDownPaint(new Color(0xc0, 0x00, 0x00));
    renderer.setSeriesPaint(0, Color.black);

    StandardXYItemRenderer renderer1 = new StandardXYItemRenderer();
    renderer1.setSeriesPaint(0, Color.BLUE);
    TimeSeries movingAverage30 = MovingAverage.createMovingAverage(close, "MA(30)", 30, 0);
    Double currMA30 = (Double) movingAverage30.getDataItem(movingAverage30.getItemCount() - 1).getValue();
    currMA30 = Math.round(currMA30 * 100.0) / 100.0;
    movingAverage30.setKey("MA(30): " + currMA30);
    TimeSeriesCollection collection = new TimeSeriesCollection();
    collection.addSeries(movingAverage30);
    plot.setDataset(1, collection);
    plot.setRenderer(1, renderer1);

    chartPanel.revalidate();
    chartPanel.repaint();
    chartPanel.revalidate();
    chartPanel.repaint();
}

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From source file:org.tolven.analysis.bean.PercentTimeSeriesBean.java

private JFreeChart getChart(String dataSeriesTitle, String targetSeriesTitle, List<MenuData> snapshots,
        Date fromDate, Date toDate, Class<?> intervalUnitClass) {
    TimeSeries dataTimeSeries = new TimeSeries(dataSeriesTitle);
    TimeSeries targetTimeSeries = null;/*www  .  j  a va2s  .c om*/
    if (targetSeriesTitle != null) {
        targetTimeSeries = new TimeSeries(targetSeriesTitle);
    }
    for (MenuData snapshot : snapshots) {
        Date snapshotDate = snapshot.getDate01();
        long nSnapshotresultsNumerator = snapshot.getLongField("normCount");
        long nSnapshotresultsDenominator = snapshot.getLongField("allCount");
        Double value = null;
        if (nSnapshotresultsDenominator == 0) {
            value = 0d;
        } else {
            value = 1d * nSnapshotresultsNumerator / nSnapshotresultsDenominator;
        }
        RegularTimePeriod regTimePeriod = RegularTimePeriod.createInstance(intervalUnitClass, snapshotDate,
                TimeZone.getDefault());
        dataTimeSeries.addOrUpdate(regTimePeriod, value);
        if (targetTimeSeries != null) {
            Double targetPercent = snapshot.getDoubleField("targetPercent") / 100;
            targetTimeSeries.addOrUpdate(regTimePeriod, targetPercent);
        }
    }
    TimeSeriesCollection timeSeriesCollection = new TimeSeriesCollection();
    timeSeriesCollection.addSeries(dataTimeSeries);
    if (targetTimeSeries != null) {
        timeSeriesCollection.addSeries(targetTimeSeries);
    }
    XYDataset xyDataset = (XYDataset) timeSeriesCollection;
    JFreeChart chart = ChartFactory.createTimeSeriesChart(null, // title
            null, // x-axis label
            null, // y-axis label
            xyDataset, // data
            true, // create legend?
            false, // generate tooltips?
            false // generate URLs?
    );
    chart.setBackgroundPaint(Color.white);
    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.white);
    plot.setRangeGridlinesVisible(true);
    plot.setRangeGridlinePaint(Color.BLACK);
    plot.setDomainGridlinesVisible(false);
    XYItemRenderer r = plot.getRenderer();
    XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
    renderer.setBaseShapesVisible(true);
    renderer.setBaseShapesFilled(true);
    renderer.setSeriesShape(0, new Ellipse2D.Double(-3, -3, 6, 6));
    renderer.setSeriesPaint(0, Color.BLUE);
    renderer.setSeriesShape(1, new Rectangle2D.Double(-3, -3, 6, 6));
    renderer.setSeriesPaint(1, Color.RED);
    NumberAxis vaxis = (NumberAxis) plot.getRangeAxis();
    vaxis.setAutoRange(true);
    vaxis.setAxisLineVisible(true);
    vaxis.setNumberFormatOverride(NumberFormat.getPercentInstance());
    vaxis.setTickMarksVisible(true);
    DateAxis daxis = (DateAxis) plot.getDomainAxis();
    daxis.setRange(fromDate, toDate);
    if (intervalUnitClass == Month.class) {
        DateFormatSymbols dateFormatSymbols = new DateFormatSymbols();
        dateFormatSymbols
                .setShortMonths(new String[] { "J", "F", "M", "A", "M", "J", "J", "A", "S", "O", "N", "D" });
        daxis.setDateFormatOverride(new SimpleDateFormat("MMM", dateFormatSymbols));
    }
    return chart;
}

---

From source file:com.charts.SixMonthChart.java

public SixMonthChart(YStockQuote currentStock) throws ParseException {

    DateAxis domainAxis = new DateAxis("Date");
    NumberAxis rangeAxis = new NumberAxis("Price");
    CandlestickRenderer renderer = new CandlestickRenderer();
    XYDataset dataset = getDataSet(currentStock);

    XYPlot mainPlot = new XYPlot(dataset, domainAxis, rangeAxis, renderer);

    //Do some setting up, see the API Doc
    renderer.setSeriesPaint(0, Color.BLACK);
    renderer.setDrawVolume(false);//from   w  ww. j ava2s. com
    rangeAxis.setAutoRangeIncludesZero(false);

    domainAxis.setDateFormatOverride(new SimpleDateFormat("dd-MM-yy"));
    domainAxis.setTickMarkPosition(DateTickMarkPosition.MIDDLE);

    //Now create the chart and chart panel
    JFreeChart chart = new JFreeChart(currentStock.get_name(), null, mainPlot, false);
    chartPanel = new ChartPanel(chart);
    chartPanel.setPreferredSize(new Dimension(600, 300));

    XYPlot plot = (XYPlot) chart.getPlot();

    LegendTitle legend = new LegendTitle(plot);

    chart.addLegend(legend);
    chart.getLegend().setVisible(true);
    chart.getLegend().setPosition(RectangleEdge.BOTTOM);

    ValueAxis yAxis = (ValueAxis) plot.getRangeAxis();
    DateAxis xAxis = (DateAxis) plot.getDomainAxis();
    Date now = new Date();
    SegmentedTimeline segmentedTimeline = SegmentedTimeline.newMondayThroughFridayTimeline();
    Calendar[][] holidays = DayRange.getHolidayDates();
    int len = holidays.length;

    for (int i = 0; i < holidays[0].length; i++) {
        Calendar day = Calendar.getInstance(TimeZone.getTimeZone("EST"));
        day.set(Calendar.YEAR, holidays[0][i].get(Calendar.YEAR));
        day.set(Calendar.MONTH, holidays[0][i].get(Calendar.MONTH));
        day.set(Calendar.DAY_OF_MONTH, holidays[0][i].get(Calendar.DAY_OF_MONTH));
        day.set(Calendar.HOUR_OF_DAY, 9);
        segmentedTimeline.addException(day.getTime());

    }

    xAxis.setTimeline(segmentedTimeline);
    //xAxis.setVerticalTickLabels(true);
    xAxis.setDateFormatOverride(new SimpleDateFormat("MMM y"));
    xAxis.setAutoTickUnitSelection(true);
    xAxis.setAutoRange(true);
    renderer.setAutoWidthFactor(0.5);
    renderer.setUpPaint(Color.green);
    renderer.setDownPaint(new Color(0xc0, 0x00, 0x00));
    renderer.setSeriesPaint(0, Color.black);

    StandardXYItemRenderer renderer1 = new StandardXYItemRenderer();
    renderer1.setSeriesPaint(0, Color.BLUE);
    TimeSeries movingAverage30 = MovingAverage.createMovingAverage(close, "MA(30)", 30, 0);
    Double currMA30 = (Double) movingAverage30.getDataItem(movingAverage30.getItemCount() - 1).getValue();
    currMA30 = Math.round(currMA30 * 100.0) / 100.0;
    movingAverage30.setKey("MA(30): " + currMA30);
    TimeSeriesCollection collection = new TimeSeriesCollection();
    collection.addSeries(movingAverage30);
    plot.setDataset(1, collection);
    plot.setRenderer(1, renderer1);

    chartPanel.revalidate();
    chartPanel.repaint();
    chartPanel.revalidate();
    chartPanel.repaint();
}

---

From source file:com.joey.software.memoryToolkit.MemoryUsagePanel.java

/**
 * Creates a new application.//w  w  w  .j  a va  2  s.  c  o  m
 * 
 * @param historyCount
 *            the history count (in milliseconds).
 */
public MemoryUsagePanel(int historyCount, int interval) {
    super(new BorderLayout());
    // create two series that automatically discard data more than 30
    // seconds old...
    this.total = new TimeSeries("Total Memory", Millisecond.class);
    this.total.setMaximumItemCount(historyCount);
    this.free = new TimeSeries("Free Memory", Millisecond.class);
    this.free.setMaximumItemCount(historyCount);
    this.used = new TimeSeries("Used Memory", Millisecond.class);
    this.used.setMaximumItemCount(historyCount);
    this.max = new TimeSeries("Used Memory", Millisecond.class);
    this.max.setMaximumItemCount(historyCount);
    TimeSeriesCollection dataset = new TimeSeriesCollection();
    dataset.addSeries(this.total);
    dataset.addSeries(this.free);
    dataset.addSeries(this.used);
    dataset.addSeries(this.max);

    DateAxis domain = new DateAxis("Time");
    NumberAxis range = new NumberAxis("Memory");

    domain.setTickLabelFont(new Font("SansSerif", Font.PLAIN, 12));
    range.setTickLabelFont(new Font("SansSerif", Font.PLAIN, 12));
    domain.setLabelFont(new Font("SansSerif", Font.PLAIN, 14));

    range.setLabelFont(new Font("SansSerif", Font.PLAIN, 14));
    XYItemRenderer renderer = new XYLineAndShapeRenderer(true, false);
    renderer.setSeriesPaint(0, Color.red);
    renderer.setSeriesPaint(1, Color.green);
    renderer.setSeriesPaint(2, Color.black);

    renderer.setStroke(new BasicStroke(1f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL));
    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));
    domain.setAutoRange(true);
    domain.setLowerMargin(0.0);
    domain.setUpperMargin(0.0);
    domain.setTickLabelsVisible(true);
    range.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    JFreeChart chart = new JFreeChart("JVM Memory Usage", new Font("SansSerif", Font.BOLD, 24), plot, true);
    chart.setBackgroundPaint(Color.white);
    ChartPanel chartPanel = new ChartPanel(chart);
    chartPanel.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4),
            BorderFactory.createLineBorder(Color.black)));
    add(chartPanel);

    gen = new DataGenerator(interval);

}

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From source file:edu.ucla.stat.SOCR.chart.demo.DifferenceChartDemo1.java

/**
 * Creates a sample dataset./* w  w w.j a v  a  2  s  .  c  om*/
 * 
 * @return A sample dataset.
 */
protected XYDataset createDataset(boolean isDemo) {

    if (isDemo) {
        TimeSeries series1 = new TimeSeries("Random 1");
        TimeSeries series2 = new TimeSeries("Random 2");
        double value1 = 0.0;
        double value2 = 0.0;
        Day day = new Day();
        for (int i = 0; i < 200; i++) {
            value1 = value1 + Math.random() - 0.5;
            value2 = value2 + Math.random() - 0.5;
            series1.add(day, value1);
            series2.add(day, value2);
            day = (Day) day.next();
        }

        TimeSeriesCollection dataset = new TimeSeriesCollection();
        dataset.addSeries(series1);
        dataset.addSeries(series2);
        return dataset;
    } else {
        super.setArrayFromTable();
        String[][] x = new String[xyLength][independentVarLength];
        double[][] y = new double[xyLength][dependentVarLength];

        int[][] skipy = new int[xyLength][dependentVarLength];

        for (int index = 0; index < independentVarLength; index++)
            for (int i = 0; i < xyLength; i++)
                x[i][index] = indepValues[i][index];

        for (int index = 0; index < dependentVarLength; index++)
            for (int i = 0; i < xyLength; i++) {
                if (depValues[i][index] == null || depValues[i][index].length() == 0)
                    skipy[i][index] = 1;
                else
                    y[i][index] = Double.parseDouble(depValues[i][index]);
            }

        // create the dataset... 
        TimeSeriesCollection collection = new TimeSeriesCollection();
        TimeSeries series;

        for (int ind = 0; ind < independentVarLength; ind++) {
            if (independentHeaders[ind].indexOf(":") != -1)
                series = new TimeSeries(
                        independentHeaders[ind].substring(0, independentHeaders[ind].indexOf(":")), Day.class);
            else {
                series = new TimeSeries(independentHeaders[ind], Day.class);
                //System.out.println("series name is "+independentHeaders[ind]);
            }

            //TimeSeries("Executions", "Year", "Count", Year.class);

            for (int i = 0; i < xyLength; i++) {
                if (x[i][ind] != null && skipy[i][ind] != 1)
                    series.add(DateParser.parseDay(x[i][ind]), y[i][ind]);
                //System.out.println("adding"+DateParser.parseDay(x[i][ind])+","+ y[i][ind]);
            }
            //   collection.setDomainIsPointsInTime(false);
            collection.addSeries(series);
        }
        return collection;

    }
}

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From source file:org.codehaus.mojo.chronos.chart.SummaryThroughputChartSource.java

private TimeSeriesCollection createThroughputDataset(ResourceBundle bundle, ReportConfig config) {
    TimeSeriesCollection dataset = new TimeSeriesCollection();
    TimeSeries series = samples.createMovingThroughput(bundle.getString("chronos.label.throughput"),
            config.getResponsetimedivider());
    dataset.addSeries(series);
    int avgDuration = config.getAverageduration();
    String label = bundle.getString("chronos.label.average");
    TimeSeries averageseries = MovingAverage.createMovingAverage(series, label, avgDuration, 0);
    dataset.addSeries(averageseries);//w w w .ja v a  2s .  c  o m
    return dataset;
}

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From source file:grafici.PrenotazioneTimeSeriesChart.java

/**
 * Creates a dataset, consisting of two series of monthly data.
 * /*from   w  w w .  j  av  a2  s  .  co m*/
 * @return The dataset.
 */
private static XYDataset createDataset(int tipo) {
    TimeSeriesCollection dataset = new TimeSeriesCollection();
    System.out.println("grafico");
    if (tipo == 2) {
        // anno 2010
        TimeSeries s1 = new TimeSeries("2010");
        for (Prenotazione item : VisitaDAO.getPrenotazioni(2010)) {
            if (s1.getDataItem(new Day(item.getDataOra())) == null)
                s1.addOrUpdate(new Day(item.getDataOra()), 1);
            else
                s1.addOrUpdate(new Day(item.getDataOra()),
                        s1.getDataItem(new Day(item.getDataOra())).getValue().intValue() + 1);

        }
        // anno 2011
        TimeSeries s2 = new TimeSeries("2011");
        for (Prenotazione item : VisitaDAO.getPrenotazioni(2011)) {
            if (s2.getDataItem(new Day(item.getDataOra())) == null)
                s2.addOrUpdate(new Day(item.getDataOra()), 1);
            else
                s2.addOrUpdate(new Day(item.getDataOra()),
                        s2.getDataItem(new Day(item.getDataOra())).getValue().intValue() + 1);

        }
        dataset.addSeries(s1);
        dataset.addSeries(s2);
    } else
        alertGraficoNonDisp();
    return dataset;

}

---

From source file:net.sourceforge.openforecast.examples.ForecastingChartDemo.java

/**
 * Creates a dataset, consisting of two series of monthly data.
 * @return the dataset.//from   w  w  w.j av a 2s . c o m
 */
public XYDataset createDataset() {
    TimeSeries observations = new TimeSeries("Quarterly Sales", Quarter.class);

    observations.add(new Quarter(1, 1990), 362.0);
    observations.add(new Quarter(2, 1990), 385.0);
    observations.add(new Quarter(3, 1990), 432.0);
    observations.add(new Quarter(4, 1990), 341.0);
    observations.add(new Quarter(1, 1991), 382.0);
    observations.add(new Quarter(2, 1991), 409.0);
    observations.add(new Quarter(3, 1991), 498.0);
    observations.add(new Quarter(4, 1991), 387.0);
    observations.add(new Quarter(1, 1992), 473.0);
    observations.add(new Quarter(2, 1992), 513.0);
    observations.add(new Quarter(3, 1992), 582.0);
    observations.add(new Quarter(4, 1992), 474.0);
    observations.add(new Quarter(1, 1993), 544.0);
    observations.add(new Quarter(2, 1993), 582.0);
    observations.add(new Quarter(3, 1993), 681.0);
    observations.add(new Quarter(4, 1993), 557.0);
    observations.add(new Quarter(1, 1994), 628.0);
    observations.add(new Quarter(2, 1994), 707.0);
    observations.add(new Quarter(3, 1994), 773.0);
    observations.add(new Quarter(4, 1994), 592.0);
    observations.add(new Quarter(1, 1995), 627.0);
    observations.add(new Quarter(2, 1995), 725.0);
    observations.add(new Quarter(3, 1995), 854.0);
    observations.add(new Quarter(4, 1995), 661.0);

    fc = new TimeSeries("Forecast values", Quarter.class);
    fc.add(new Quarter(1, 1990), 0.0);
    fc.add(new Quarter(2, 1990), 0.0);
    fc.add(new Quarter(3, 1990), 0.0);
    fc.add(new Quarter(4, 1990), 0.0);
    fc.add(new Quarter(1, 1991), 0.0);
    fc.add(new Quarter(2, 1991), 0.0);
    fc.add(new Quarter(3, 1991), 0.0);
    fc.add(new Quarter(4, 1991), 0.0);
    fc.add(new Quarter(1, 1992), 0.0);
    fc.add(new Quarter(2, 1992), 0.0);
    fc.add(new Quarter(3, 1992), 0.0);
    fc.add(new Quarter(4, 1992), 0.0);
    fc.add(new Quarter(1, 1993), 0.0);
    fc.add(new Quarter(2, 1993), 0.0);
    fc.add(new Quarter(3, 1993), 0.0);
    fc.add(new Quarter(4, 1993), 0.0);
    fc.add(new Quarter(1, 1994), 0.0);
    fc.add(new Quarter(2, 1994), 0.0);
    fc.add(new Quarter(3, 1994), 0.0);
    fc.add(new Quarter(4, 1994), 0.0);
    fc.add(new Quarter(1, 1995), 0.0);
    fc.add(new Quarter(2, 1995), 0.0);
    fc.add(new Quarter(3, 1995), 0.0);
    fc.add(new Quarter(4, 1995), 0.0);
    fc.add(new Quarter(1, 1996), 0.0);
    fc.add(new Quarter(2, 1996), 0.0);
    fc.add(new Quarter(3, 1996), 0.0);
    fc.add(new Quarter(4, 1996), 0.0);
    fc.add(new Quarter(1, 1997), 0.0);
    fc.add(new Quarter(2, 1997), 0.0);
    fc.add(new Quarter(3, 1997), 0.0);
    fc.add(new Quarter(4, 1997), 0.0);
    fc.add(new Quarter(1, 1998), 0.0);
    fc.add(new Quarter(2, 1998), 0.0);
    fc.add(new Quarter(3, 1998), 0.0);
    fc.add(new Quarter(4, 1998), 0.0);

    DataSet initDataSet = getDataSet(observations, 0, 100);

    TimeSeries naiveSeries = getForecastTimeSeries(new NaiveForecastingModel(), initDataSet, 1, 25,
            "Naive forecast");
    TimeSeries ma4Series = getForecastTimeSeries(new MovingAverageModel(4), initDataSet, 4, 28,
            "4 Period Moving Average");
    TimeSeries ma8Series = getForecastTimeSeries(new MovingAverageModel(8), initDataSet, 8, 32,
            "8 Period Moving Average");
    TimeSeries regressionSeries = getForecastTimeSeries(new RegressionModel("t"), initDataSet, 0, 100,
            "Linear regression");
    TimeSeries polyRegressSeries = getForecastTimeSeries(new PolynomialRegressionModel("t", 4), initDataSet, 0,
            100, "4th order polynomial regression");

    TimeSeriesCollection dataset = new TimeSeriesCollection();
    dataset.addSeries(observations);
    dataset.addSeries(naiveSeries);
    dataset.addSeries(ma4Series);
    dataset.addSeries(ma8Series);
    dataset.addSeries(regressionSeries);
    dataset.addSeries(polyRegressSeries);

    return dataset;
}

---

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