Package org.jfree.data.time

Examples of org.jfree.data.time.TimeSeries

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    /**
     * Check that the item bounds are determined correctly after a call to
     * removeAgedItems().
     */
    public void testRemoveAgedItems5() {
        TimeSeries s1 = new TimeSeries("S1");
        s1.setMaximumItemAge(4);
        s1.add(new Year(2010), 1.1);
        s1.add(new Year(2011), 2.2);
        s1.add(new Year(2012), 3.3);
        s1.add(new Year(2013), 2.5);
        s1.removeAgedItems(new Year(2015).getMiddleMillisecond(), true);
        assertEquals(3, s1.getItemCount());
        assertEquals(2.2, s1.getMinY(), EPSILON);
        assertEquals(3.3, s1.getMaxY(), EPSILON);
    }
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    /**
     * Some simple checks for the hashCode() method.
     */
    public void testHashCode() {
        TimeSeries s1 = new TimeSeries("Test");
        TimeSeries s2 = new TimeSeries("Test");
        assertEquals(s1, s2);
        assertEquals(s1.hashCode(), s2.hashCode());

        s1.add(new Day(1, 1, 2007), 500.0);
        s2.add(new Day(1, 1, 2007), 500.0);
        assertEquals(s1, s2);
        assertEquals(s1.hashCode(), s2.hashCode());

        s1.add(new Day(2, 1, 2007), null);
        s2.add(new Day(2, 1, 2007), null);
        assertEquals(s1, s2);
        assertEquals(s1.hashCode(), s2.hashCode());

        s1.add(new Day(5, 1, 2007), 111.0);
        s2.add(new Day(5, 1, 2007), 111.0);
        assertEquals(s1, s2);
        assertEquals(s1.hashCode(), s2.hashCode());

        s1.add(new Day(9, 1, 2007), 1.0);
        s2.add(new Day(9, 1, 2007), 1.0);
        assertEquals(s1, s2);
        assertEquals(s1.hashCode(), s2.hashCode());
    }
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    /**
     * Test for bug report 1864222.
     */
    public void testBug1864222() {
        TimeSeries s = new TimeSeries("S");
        s.add(new Day(19, 8, 2005), 1);
        s.add(new Day(31, 1, 2006), 1);
        boolean pass = true;
        try {
            s.createCopy(new Day(1, 12, 2005), new Day(18, 1, 2006));
        }
        catch (CloneNotSupportedException e) {
            pass = false;
        }
        assertTrue(pass);
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     * @return The dataset.
     */
    private static XYDataset createDataset(String name, double base,
                                           RegularTimePeriod start, int count) {

        TimeSeries series = new TimeSeries(name);
        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();
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    /**
     * A test for the values calculated from a time series.
     */
    public void test1() {
        TimeSeries source = createDailyTimeSeries1();
        TimeSeries maverage = MovingAverage.createMovingAverage(
            source, "Moving Average", 3, 3
        );

        // the moving average series has 7 items, the first three
        // days (11, 12, 13 August are skipped)
        assertEquals(7, maverage.getItemCount());
        double value = maverage.getValue(0).doubleValue();
        assertEquals(14.1, value, EPSILON);
        value = maverage.getValue(1).doubleValue();
        assertEquals(13.4, value, EPSILON);
        value = maverage.getValue(2).doubleValue();
        assertEquals(14.433333333333, value, EPSILON);
        value = maverage.getValue(3).doubleValue();
        assertEquals(14.933333333333, value, EPSILON);
        value = maverage.getValue(4).doubleValue();
        assertEquals(19.8, value, EPSILON);
        value = maverage.getValue(5).doubleValue();
        assertEquals(15.25, value, EPSILON);
        value = maverage.getValue(6).doubleValue();
        assertEquals(12.5, value, EPSILON);
    }
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     *
     * @return A sample series.
     */
    private TimeSeries createDailyTimeSeries1() {

        TimeSeries series = new TimeSeries("Series 1", Day.class);
        series.add(new Day(11, MonthConstants.AUGUST, 2003), 11.2);
        series.add(new Day(13, MonthConstants.AUGUST, 2003), 13.8);
        series.add(new Day(17, MonthConstants.AUGUST, 2003), 14.1);
        series.add(new Day(18, MonthConstants.AUGUST, 2003), 12.7);
        series.add(new Day(19, MonthConstants.AUGUST, 2003), 16.5);
        series.add(new Day(20, MonthConstants.AUGUST, 2003), 15.6);
        series.add(new Day(25, MonthConstants.AUGUST, 2003), 19.8);
        series.add(new Day(27, MonthConstants.AUGUST, 2003), 10.7);
        series.add(new Day(28, MonthConstants.AUGUST, 2003), 14.3);
        return series;

    }
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     *
     * @return The dataset.
     */
    private static XYDataset createDataset() {

        TimeSeries s1 = new TimeSeries("L&G European Index Trust");
        s1.add(new Month(2, 2001), 181.8);
        s1.add(new Month(3, 2001), 167.3);
        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);
        s1.add(new Month(11, 2001), 131.8);
        s1.add(new Month(12, 2001), 139.6);
        s1.add(new Month(1, 2002), 142.9);
        s1.add(new Month(2, 2002), 138.7);
        s1.add(new Month(3, 2002), 137.3);
        s1.add(new Month(4, 2002), 143.9);
        s1.add(new Month(5, 2002), 139.8);
        s1.add(new Month(6, 2002), 137.0);
        s1.add(new Month(7, 2002), 132.8);

        TimeSeries s2 = new TimeSeries("L&G UK Index Trust");
        s2.add(new Month(2, 2001), 129.6);
        s2.add(new Month(3, 2001), 123.2);
        s2.add(new Month(4, 2001), 117.2);
        s2.add(new Month(5, 2001), 124.1);
        s2.add(new Month(6, 2001), 122.6);
        s2.add(new Month(7, 2001), 119.2);
        s2.add(new Month(8, 2001), 116.5);
        s2.add(new Month(9, 2001), 112.7);
        s2.add(new Month(10, 2001), 101.5);
        s2.add(new Month(11, 2001), 106.1);
        s2.add(new Month(12, 2001), 110.3);
        s2.add(new Month(1, 2002), 111.7);
        s2.add(new Month(2, 2002), 111.0);
        s2.add(new Month(3, 2002), 109.6);
        s2.add(new Month(4, 2002), 113.2);
        s2.add(new Month(5, 2002), 111.6);
        s2.add(new Month(6, 2002), 108.8);
        s2.add(new Month(7, 2002), 101.6);
       
        TimeSeriesCollection dataset = new TimeSeriesCollection();
        dataset.addSeries(s1);
        dataset.addSeries(s2);
       
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     * Serialize a time seroes chart, restore it, and check for equality.
     */
    public void testSerialization4() {

        RegularTimePeriod t = new Day();
        TimeSeries series = new TimeSeries("Series 1");
        series.add(t, 36.4);
        t = t.next();
        series.add(t, 63.5);
        TimeSeriesCollection dataset = new TimeSeriesCollection();
        dataset.addSeries(series);

        JFreeChart c1 = ChartFactory.createTimeSeriesChart("Test", "Date",
                "Value", dataset, true, true, true);
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     * @return The dataset.
     */
    private static IntervalXYDataset createDataset1() {

        // create dataset 1...
        TimeSeries series1 = new TimeSeries("Series 1");
        series1.add(new Month(1, 2005), 7627.743);
        series1.add(new Month(2, 2005), 7713.138);
        series1.add(new Month(3, 2005), 6776.939);
        series1.add(new Month(4, 2005), 5764.537);
        series1.add(new Month(5, 2005), 4777.880);
        series1.add(new Month(6, 2005), 4836.496);
        series1.add(new Month(7, 2005), 3887.618);
        series1.add(new Month(8, 2005), 3926.933);
        series1.add(new Month(9, 2005), 4932.710);
        series1.add(new Month(10, 2005), 4027.123);
        series1.add(new Month(11, 2005), 8092.322);
        series1.add(new Month(12, 2005), 8170.414);
        series1.add(new Month(1, 2006), 8196.070);
        series1.add(new Month(2, 2006), 8269.886);
        series1.add(new Month(3, 2006), 5371.156);
        series1.add(new Month(4, 2006), 5355.718);
        series1.add(new Month(5, 2006), 5356.777);
        series1.add(new Month(6, 2006), 8420.042);
        series1.add(new Month(7, 2006), 8444.347);
        series1.add(new Month(8, 2006), 8515.034);
        series1.add(new Month(9, 2006), 8506.974);
        series1.add(new Month(10, 2006), 8584.329);
        series1.add(new Month(11, 2006), 8633.246);
        series1.add(new Month(12, 2006), 8680.224);
        series1.add(new Month(1, 2007), 8707.561);
        return new TimeSeriesCollection(series1);

    }
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     * @return A sample dataset.
     */
    private static IntervalXYDataset createDataset2() {
        TimeSeriesCollection dataset = new TimeSeriesCollection();

        TimeSeries series1 = new TimeSeries("Series 2");
        series1.add(new Month(1, 2005), 1200);
        series1.add(new Month(2, 2005), 1400);
        series1.add(new Month(3, 2005), 1500);
        series1.add(new Month(4, 2005), 1700);
        series1.add(new Month(5, 2005), 1600);
        series1.add(new Month(6, 2005), 2400);
        series1.add(new Month(7, 2005), 2100);
        series1.add(new Month(8, 2005), 2200);
        series1.add(new Month(9, 2005), 800);
        series1.add(new Month(10, 2005), 2350);
        series1.add(new Month(11, 2005), 500);
        series1.add(new Month(12, 2005), 700);
        series1.add(new Month(1, 2006), 900);
        series1.add(new Month(2, 2006), 1500);
        series1.add(new Month(3, 2006), 2100);
        series1.add(new Month(4, 2006), 2200);
        series1.add(new Month(5, 2006), 1900);
        series1.add(new Month(6, 2006), 3000);
        series1.add(new Month(7, 2006), 3780);
        series1.add(new Month(8, 2006), 4000);
        series1.add(new Month(9, 2006), 4500);
        series1.add(new Month(10, 2006), 7000);
        series1.add(new Month(11, 2006), 5500);
        series1.add(new Month(12, 2006), 6000);
        series1.add(new Month(1, 2007), 6500);
        dataset.addSeries(series1);
        return dataset;

    }
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