Example usage for org.jfree.chart ChartFactory createTimeSeriesChart

List of usage examples for org.jfree.chart ChartFactory createTimeSeriesChart

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  6. createTimeSeriesChart

Introduction

In this page you can find the example usage for org.jfree.chart ChartFactory createTimeSeriesChart.

Prototype

public static JFreeChart createTimeSeriesChart(String title, String timeAxisLabel, String valueAxisLabel,
        XYDataset dataset, boolean legend, boolean tooltips, boolean urls)

Source Link

Document

Creates and returns a time series chart.

Usage

From source file:graficoComparacion.graficaCompa.java

public graficaCompa() {

    //sxy.add(x[0], y[0]);

    ///////////////
    /*   s1.add(new Month(4, 2001), 153.8);
       s1.add(new Month(5, 2001), 167.6);
       s1.add(new Month(6, 2001), 158.8);
       s1.add(new Month(7, 2001), 148.3);
       s1.add(new Month(8, 2001), 153.9);
       s1.add(new Month(9, 2001), 142.7);
       s1.add(new Month(10, 2001), 123.2); 
       //////////////////////////////////////
       datos.addSeries(s1);/*from  www  .j a va2s  .  c  o  m*/
    */
    grafica = ChartFactory.createTimeSeriesChart("Progreso de cargas", "Fechas", "Peso", datos, true, true,
            false);
    /// 
    grafica.setBackgroundPaint(Color.white);

    XYPlot plot = (XYPlot) grafica.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);

    XYItemRenderer r = plot.getRenderer();
    if (r instanceof XYLineAndShapeRenderer) {
        XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
        renderer.setBaseShapesVisible(true);
        renderer.setBaseShapesFilled(true);
        renderer.setDrawSeriesLineAsPath(true);
    }

    DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat("MMM-yyyy"));

}

From source file:domain.Grafica.java

public JFreeChart createChart(XYDataset dataset) {
    /*/*from w w w.  j a  v a2 s.c o  m*/
     ///*
     NumberAxis numberaxis = new NumberAxis("");
     numberaxis.setAutoRangeIncludesZero(false);
            
     DateAxis dateaxis = new DateAxis("");
            
     NumberAxis numberaxis1 = new NumberAxis("");
     numberaxis1.setAutoRangeIncludesZero(false);
            
     XYSplineRenderer xysplinerenderer = new XYSplineRenderer();
            
     XYPlot xyplot = new XYPlot(dataset, dateaxis, numberaxis1, xysplinerenderer);
     // xyplot.setBackgroundPaint(new Color(238, 242, 250));//
     // xyplot.setDomainGridlinePaint(new Color(255, 255, 255));
     // xyplot.setRangeGridlinePaint(new Color(238, 242, 250));
     xyplot.getRenderer().setSeriesPaint(0, Color.RED);
     xyplot.setAxisOffset(new RectangleInsets(4D, 4D, 4D, 4D));
     XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) xyplot.getRenderer();
     renderer.setSeriesShapesVisible(0, true);//FIXME Dots
            
     //  xyplot.getDomainAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
     JFreeChart jfreechart = new JFreeChart("", JFreeChart.DEFAULT_TITLE_FONT, xyplot, false);
     jfreechart.setBackgroundPaint(Color.white);
            
     DateAxis axis = (DateAxis) xyplot.getDomainAxis();
     axis.setDateFormatOverride(new SimpleDateFormat("dd/MM/yyyy hh:mm:ss aa"));
            
     xyplot.getRangeAxis().setUpperBound(maxPeso * 1.25);
     xyplot.getRangeAxis().setLowerBound(minPeso * 0.75);
     cargarImagen();
     // xyplot.setBackgroundImage(i);
     //jfreechart.setBackgroundImage(i);
     return jfreechart;
     */
    JFreeChart chart = ChartFactory.createTimeSeriesChart("", // title
            "Fecha/Hora", // x-axis label
            "Pesos(Kg.)", // y-axis label
            dataset, // data
            false, // create legend?
            true, // generate tooltips?
            false // generate URLs?
    );

    chart.setBackgroundPaint(Color.white);
    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.white);
    plot.setDomainGridlinePaint(Color.GRAY);
    plot.setRangeGridlinePaint(Color.GRAY);
    /*         plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
     plot.setDomainCrosshairVisible(false);
     plot.setRangeCrosshairVisible(false);
     */
    plot.setAxisOffset(new RectangleInsets(4D, 4D, 4D, 4D));

    XYItemRenderer r = plot.getRenderer();

    if (r instanceof XYLineAndShapeRenderer) {

        XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
        renderer.setBaseShapesVisible(true);
    }

    NumberAxis range = (NumberAxis) plot.getRangeAxis();
    // range.setAutoRangeIncludesZero(true);
    DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat("dd-MMM-yyyy hh:mm:ss"));

    plot.getRangeAxis().setUpperBound(maxPeso * 1.25);
    plot.getRangeAxis().setLowerBound(minPeso * 0.75);

    return chart;

}

From source file:com.sdk.connector.chart.TimeDomainRenderer.java

public TimeDomainRenderer(final String title, JPanel panel, String side, String type) {
    sdf = protocol.getTimestampFormat();
    this.side = side + type;
    this.type = type;
    serie.setKey(side);//from  www .j a v  a 2 s.c o  m
    dataset.addSeries(serie);
    String legendX = "";
    if (type.startsWith(java.util.ResourceBundle.getBundle("com/sdk/connector/chart/Bundle").getString("RR"))) {
        legendX = java.util.ResourceBundle.getBundle("com/sdk/connector/chart/Bundle")
                .getString("timeRR.ylabel");
    } else {
        legendX = java.util.ResourceBundle.getBundle("com/sdk/connector/chart/Bundle")
                .getString("timeBC.ylabel");
    }
    chart = ChartFactory.createTimeSeriesChart(title,
            java.util.ResourceBundle.getBundle("com/sdk/connector/chart/Bundle").getString("time.xlabel"),
            legendX, dataset, true, true, false);

    chart.getRenderingHints().put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    chart.getRenderingHints().put(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    chart.getRenderingHints().put(RenderingHints.KEY_ALPHA_INTERPOLATION,
            RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY);
    chart.getRenderingHints().put(RenderingHints.KEY_FRACTIONALMETRICS,
            RenderingHints.VALUE_FRACTIONALMETRICS_ON);
    chart.getRenderingHints().put(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
    chart.getRenderingHints().put(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_NORMALIZE);
    chart.getRenderingHints().put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
    chart.getRenderingHints().put(RenderingHints.KEY_TEXT_LCD_CONTRAST, 100);
    //chart.setBackgroundPaint(new GradientPaint(0, 0, Color.white, 0, 1000, Color.GREEN));
    // chart.setBackgroundPaint(new Color(220,255,220,0));
    //chart.setBackgroundImage(new javax.swing.ImageIcon(getClass().getResource("/com/sdk/connector/resources/background.png")).getImage());
    chart.addSubtitle(rangeAnnotation);

    plot = (XYPlot) chart.getPlot();

    XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer();
    renderer.setSeriesLinesVisible(0, true);
    renderer.setSeriesShapesVisible(0, true);
    renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator(
            StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT, sdf, new DecimalFormat("0.00")));
    renderer.setSeriesOutlinePaint(0, Color.BLACK);
    if (side.startsWith(
            java.util.ResourceBundle.getBundle("com/sdk/connector/chart/Bundle").getString("side.left"))) {
        renderer.setSeriesPaint(0, Color.BLUE);
    } else {
        renderer.setSeriesPaint(0, Color.RED);
    }

    renderer.setSeriesShape(0, new Ellipse2D.Double(-1.0, -1.0, 3.0, 3.0));
    if (type.startsWith(java.util.ResourceBundle.getBundle("com/sdk/connector/chart/Bundle").getString("BC"))) {
        renderer.setSeriesShape(0, new Rectangle2D.Double(-1.0, -1.0, 3.0, 3.0));
    }

    DateTickUnit dtUnit = new DateTickUnit(DateTickUnitType.MINUTE, 1, tickSDF);
    final DateAxis domainAxis = (DateAxis) plot.getDomainAxis();
    domainAxis.setTickUnit(dtUnit);

    //        ValueAxis axis = plot.getDomainAxis();
    //        axis = plot.getRangeAxis();
    //        ((NumberAxis) axis).setTickUnit(new NumberTickUnit(100));

    plot.setRenderer(renderer);
    plot.setBackgroundPaint(Color.WHITE);
    plot.setDomainGridlinePaint(Color.BLACK);
    plot.setRangeGridlinePaint(Color.BLACK);
    plot.getRenderer().setSeriesStroke(0, new BasicStroke(1.0f));
    // plot.getRenderer().setSeriesStroke(1, new BasicStroke(1.0f));
    plot.setForegroundAlpha(0.5f);
    plot.setNoDataMessage(
            java.util.ResourceBundle.getBundle("com/sdk/connector/chart/Bundle").getString("CALIBRATING..."));
    plot.setRangePannable(true);
    plot.setDomainPannable(true);
    Color color1 = new Color(0, 0, 0, 24);
    Color color2 = new Color(255, 255, 255, 24);

    GradientPaint gp = new GradientPaint(0, 0, color1, 0, 0, color2);
    plot.setBackgroundPaint(gp);

    chartPanel = new ChartPanel(chart);
    chartPanel.addChartMouseListener(this);
    panel.setLayout(new GridLayout(0, 1));

    panel.add(chartPanel);
    panel.repaint();
    panel.revalidate();

}

From source file:org.griphyn.vdl.karajan.monitor.monitors.swing.GraphPanel.java

private void createChart() {
    chart = ChartFactory.createTimeSeriesChart(null, "Time", null, null, false, false, false);
    cp = new ChartPanel(chart);
    // avoid stretching fonts and such
    cp.setMaximumDrawWidth(Integer.MAX_VALUE);
    cp.setMaximumDrawHeight(Integer.MAX_VALUE);
    XYPlot plot = chart.getXYPlot();//w  ww.  j ava2 s.  com
    plot.setBackgroundPaint(UIManager.getColor("TextField.background"));
    plot.setDomainCrosshairVisible(true);
    plot.setDomainCrosshairLockedOnData(false);
    cp.addChartMouseListener(this);
    cp.setLayout(new DummyLayoutManager());
    cp.add(toolTip = new JToolTip());
    toolTip.setVisible(false);

    cp.addMouseListener(new MouseAdapter() {
        @Override
        public void mouseExited(MouseEvent e) {
            disableToolTip();
        }
    });
    chart.addChangeListener(new ChartChangeListener() {
        @Override
        public void chartChanged(ChartChangeEvent e) {
            if (e.getType() == ChartChangeEventType.DATASET_UPDATED) {
                updateMaxRange();
                updateToolTipLocation();
            }
        }
    });

    for (String s : enabled) {
        addSeries(sampler.getSeries(s));
    }

    JPanel p = new JPanel();
    p.setLayout(new BorderLayout());
    p.add(cp, BorderLayout.CENTER);
    legend = new JPanel();
    legend.setLayout(new FlowLayout());

    rebuildLegend();

    this.add(p, BorderLayout.CENTER);
    this.add(legend, BorderLayout.SOUTH);
}

From source file:org.hxzon.demo.jfreechart.XYDatasetDemo.java

private static JFreeChart createTimeSeriesChart(XYDataset dataset) {

    JFreeChart chart = ChartFactory.createTimeSeriesChart("Legal & General Unit Trust Prices", // title
            "Date", // x-axis label
            "Price Per Unit", // y-axis label
            dataset, // data
            true, // create legend?
            true, // generate tooltips?
            false // generate URLs?
    );/*from w w w .ja  v a  2s .c om*/

    chart.setBackgroundPaint(Color.white);

    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.lightGray);
    plot.setDomainGridlinePaint(Color.white);
    plot.setRangeGridlinePaint(Color.white);
    plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);

    XYItemRenderer r = plot.getRenderer();
    if (r instanceof XYLineAndShapeRenderer) {
        XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) r;
        renderer.setBaseShapesVisible(true);
        renderer.setBaseShapesFilled(true);
        renderer.setDrawSeriesLineAsPath(true);
    }

    DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat("MM-yyyy"));

    return chart;
}

From source file:compecon.dashboard.panel.MoneyPanel.java

protected ChartPanel createMoneyCirculationPanel() {
    TimeSeriesCollection timeSeriesCollection = new TimeSeriesCollection();

    for (Currency currency : Currency.values())
        timeSeriesCollection.addSeries(ApplicationContext.getInstance().getModelRegistry()
                .getNationalEconomyModel(currency).moneyCirculationModel.getTimeSeries());

    JFreeChart chart = ChartFactory.createTimeSeriesChart("Money Circulation", "Date", "Money Circulation",
            timeSeriesCollection, true, true, false);
    configureChart(chart);//from w ww.  ja va 2s  . co m
    return new ChartPanel(chart);
}

From source file:com.seagate.kinetic.monitor.view.KineticSpecifiedNodeView.java

private void createStatChart() {
    TimeSeriesCollection putOpsTsc = new TimeSeriesCollection(putOpsTs);
    TimeSeriesCollection putTrgTsc = new TimeSeriesCollection(putTrgTs);
    TimeSeriesCollection getOpsTsc = new TimeSeriesCollection(getOpsTs);
    TimeSeriesCollection getTrgTsc = new TimeSeriesCollection(getTrgTs);
    TimeSeriesCollection deleteOpsTsc = new TimeSeriesCollection(deleteOpsTs);
    TimeSeriesCollection deleteTrgTsc = new TimeSeriesCollection(deleteTrgTs);

    statChart = ChartFactory.createTimeSeriesChart("", "Time", "put kvop/s", putOpsTsc, true, true, false);
    XYPlot xyplot = (XYPlot) statChart.getPlot();
    xyplot.setOrientation(PlotOrientation.VERTICAL);
    xyplot.setDomainPannable(true);//from   w  ww  . j  a v  a2s. c o m
    xyplot.setRangePannable(true);

    ValueAxis yAxis = xyplot.getDomainAxis();
    yAxis.setAutoRange(true);
    yAxis.setFixedAutoRange(60000.0);

    NumberAxis numberaxis1 = new NumberAxis("get kvop/s");
    xyplot.setRangeAxis(1, numberaxis1);
    xyplot.setDataset(1, getOpsTsc);
    xyplot.mapDatasetToRangeAxis(1, 1);
    StandardXYItemRenderer standardxyitemrenderer1 = new StandardXYItemRenderer();
    xyplot.setRenderer(1, standardxyitemrenderer1);

    NumberAxis numberaxis2 = new NumberAxis("delete kvop/s");
    numberaxis2.setAutoRangeIncludesZero(false);
    xyplot.setRangeAxis(2, numberaxis2);
    xyplot.setRangeAxisLocation(1, AxisLocation.BOTTOM_OR_LEFT);
    xyplot.setDataset(2, deleteOpsTsc);
    xyplot.mapDatasetToRangeAxis(2, 2);
    StandardXYItemRenderer standardxyitemrenderer2 = new StandardXYItemRenderer();
    xyplot.setRenderer(2, standardxyitemrenderer2);

    NumberAxis numberaxis3 = new NumberAxis("put MB/s");
    xyplot.setRangeAxis(3, numberaxis3);
    xyplot.setDataset(3, putTrgTsc);
    xyplot.mapDatasetToRangeAxis(3, 3);
    StandardXYItemRenderer standardxyitemrenderer3 = new StandardXYItemRenderer();
    xyplot.setRenderer(3, standardxyitemrenderer3);

    NumberAxis numberaxis4 = new NumberAxis("get MB/s");
    numberaxis4.setAutoRangeIncludesZero(false);
    xyplot.setRangeAxis(4, numberaxis4);
    xyplot.setRangeAxisLocation(2, AxisLocation.BOTTOM_OR_LEFT);
    xyplot.setDataset(4, getTrgTsc);
    xyplot.mapDatasetToRangeAxis(4, 4);
    StandardXYItemRenderer standardxyitemrenderer4 = new StandardXYItemRenderer();
    xyplot.setRenderer(4, standardxyitemrenderer4);

    NumberAxis numberaxis5 = new NumberAxis("delete MB/s");
    xyplot.setRangeAxis(5, numberaxis5);
    xyplot.setDataset(5, deleteTrgTsc);
    xyplot.mapDatasetToRangeAxis(5, 5);
    StandardXYItemRenderer standardxyitemrenderer5 = new StandardXYItemRenderer();
    xyplot.setRenderer(5, standardxyitemrenderer5);

    ChartUtilities.applyCurrentTheme(statChart);
    xyplot.getRenderer().setSeriesPaint(0, Color.black);
    standardxyitemrenderer1.setSeriesPaint(0, Color.red);
    numberaxis1.setLabelPaint(Color.red);
    numberaxis1.setTickLabelPaint(Color.red);
    standardxyitemrenderer2.setSeriesPaint(0, Color.green);
    numberaxis2.setLabelPaint(Color.green);
    numberaxis2.setTickLabelPaint(Color.green);
    standardxyitemrenderer3.setSeriesPaint(0, Color.orange);
    numberaxis3.setLabelPaint(Color.orange);
    numberaxis3.setTickLabelPaint(Color.orange);
    standardxyitemrenderer4.setSeriesPaint(0, Color.blue);
    numberaxis4.setLabelPaint(Color.blue);
    numberaxis4.setTickLabelPaint(Color.blue);
    standardxyitemrenderer5.setSeriesPaint(0, Color.cyan);
    numberaxis5.setLabelPaint(Color.cyan);
    numberaxis5.setTickLabelPaint(Color.cyan);

    final JPanel main = new JPanel(new BorderLayout());
    final JPanel optionsPanel = new JPanel();

    String[] options = { SYSTEM_TOTAL_IOPS_AND_THROUGHPUT_STATISTICS };
    this.orientationComboBox = new JComboBox<String>(options);
    this.orientationComboBox.setSize(600, 50);
    this.orientationComboBox.addActionListener(this);
    optionsPanel.add(this.orientationComboBox);

    chartPanel = new ChartPanel(statChart);
    chartPanel.setMouseWheelEnabled(false);
    chartPanel.setPreferredSize(new Dimension(900, 450));
    chartPanel.setDomainZoomable(true);
    chartPanel.setRangeZoomable(true);

    main.add(optionsPanel, BorderLayout.NORTH);
    main.add(this.chartPanel);
    setContentPane(main);
}

From source file:org.n52.oxf.render.sos.TimeSeriesChartRenderer4xPhenomenons.java

public JFreeChart renderChart(OXFFeatureCollection observationCollection, ParameterContainer paramCon) {
    // which observedProperty has been used?:
    ParameterShell observedPropertyPS = paramCon.getParameterShellWithServiceSidedName("observedProperty");
    if (observedPropertyPS.hasMultipleSpecifiedValues()) {
        observedProperties = observedPropertyPS.getSpecifiedTypedValueArray(String[].class);
    } else if (observedPropertyPS.hasSingleSpecifiedValue()) {
        observedProperties = new String[] { (String) observedPropertyPS.getSpecifiedValue() };
    } else {// w  ww.j av  a  2  s. c  o  m
        throw new IllegalArgumentException("no observedProperties found.");
    }

    String[] foiIdArray;
    ParameterShell foiParamShell = paramCon.getParameterShellWithServiceSidedName("featureOfInterest");
    if (foiParamShell.hasMultipleSpecifiedValues()) {
        foiIdArray = foiParamShell.getSpecifiedTypedValueArray(String[].class);
    } else {
        foiIdArray = new String[] { (String) foiParamShell.getSpecifiedValue() };
    }

    ObservationSeriesCollection tuples4FOI = new ObservationSeriesCollection(observationCollection, foiIdArray,
            observedProperties, false);

    JFreeChart chart = ChartFactory.createTimeSeriesChart(null, // title
            "Date", // x-axis label
            observedProperties[0], // y-axis label
            createDataset(foiIdArray, tuples4FOI, 0), // data
            true, // create legend?
            true, // generate tooltips?
            false // generate URLs?
    );

    chart.setBackgroundPaint(Color.white);

    XYPlot plot = (XYPlot) chart.getPlot();
    plot.setBackgroundPaint(Color.white);
    plot.setDomainGridlinePaint(Color.lightGray);
    plot.setRangeGridlinePaint(Color.lightGray);
    plot.setAxisOffset(new RectangleInsets(2.0, 2.0, 2.0, 2.0));
    plot.setDomainCrosshairVisible(true);
    plot.setRangeCrosshairVisible(true);

    XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer) plot.getRenderer();
    renderer.setBaseShapesVisible(true);
    renderer.setBaseShapesFilled(true);

    // add additional datasets:

    DateAxis axis = (DateAxis) plot.getDomainAxis();
    axis.setDateFormatOverride(new SimpleDateFormat());

    for (int i = 1; i < observedProperties.length; i++) {
        XYDataset additionalDataset = createDataset(foiIdArray, tuples4FOI, i);
        plot.setDataset(i, additionalDataset);
        plot.setRangeAxis(i, new NumberAxis(observedProperties[i]));
        plot.getRangeAxis(i).setRange((Double) tuples4FOI.getMinimum(i), (Double) tuples4FOI.getMaximum(i));
        plot.mapDatasetToRangeAxis(i, i);
    }

    return chart;
}

From source file:vincent.DynamicDataDemo.java

/**
 * Creates a sample chart.//from  w  ww.  j  a v a2  s .  c  om
 * 
 * @param dataset the dataset.
 * @return A sample chart.
 */
private JFreeChart createChart(final XYDataset dataset) {
    final JFreeChart result = ChartFactory.createTimeSeriesChart("", "Temps", "Temprature", dataset, true,
            true, false);
    final XYPlot plot = result.getXYPlot();
    ValueAxis axis = plot.getDomainAxis();
    axis.setAutoRange(true);
    axis.setFixedAutoRange(60000.0); // 60 seconds
    axis = plot.getRangeAxis();
    axis.setRange(10.0, 50.0);// 50C
    return result;
}

From source file:com.sun.portal.os.portlets.PortletChartUtilities.java

private static JFreeChart createChart(ResourceRequest request) {
    JFreeChart chart = null;//from w  w w. ja  v a2 s.  com
    try {
        PortletPreferences prefs = request.getPreferences();

        if (prefs == null)
            throw new NoPreferredDbSetException("Preferences not passed in from portlet");

        String type = prefs.getValue(Constants.PREF_CHART_TYPE, PIE_CHART);

        debugMessage("Chart type :" + type);

        if (type.equals(PIE_CHART)) {
            String sql = prefs.getValue(Constants.PREF_PIE_CHART_SQL, DEFAULT_PIE_CHART_SQL);
            PieDataset data = (PieDataset) generatePieDataSet(getDatabaseConnection(request), sql);
            chart = ChartFactory.createPieChart("Pie Chart", data, true, true, false);
        } else if (type.equals(BAR_CHART)) {
            String sql = prefs.getValue(Constants.PREF_BAR_CHART_SQL, DEFAULT_BAR_CHART_SQL);
            JDBCCategoryDataset data = (JDBCCategoryDataset) generateBarChartDataSet(
                    getDatabaseConnection(request), sql);
            chart = ChartFactory.createBarChart3D("Bar Chart", "Category", "Value", data,
                    PlotOrientation.VERTICAL, true, true, false);
        } else if (type.equals(TIME_CHART)) {
            String sql = prefs.getValue(Constants.PREF_TIME_SERIES_SQL, DEFAULT_TIME_SERIES_SQL);
            JDBCXYDataset data = (JDBCXYDataset) generateXYDataSet(getDatabaseConnection(request), sql);
            chart = ChartFactory.createTimeSeriesChart("Time Series Chart", "Date", "Rate", data, true, true,
                    false);
        }

    } catch (NoPreferredDbSetException npdbs) {
        npdbs.printStackTrace();
    } catch (SQLException e) {
        e.printStackTrace();
    }
    return chart;
}