Examples of org.jfree.data.time.Year

org.jfree.data.time.Year
Represents a year in the range -9999 to 9999. This class is immutable, which is a requirement for all {@link RegularTimePeriod} subclasses.

    /**
     * Another test of the clone() method.
     */
    public void testClone2() {
        TimeSeries s1 = new TimeSeries("S1", Year.class);
        s1.add(new Year(2007), 100.0);
        s1.add(new Year(2008), null);
        s1.add(new Year(2009), 200.0);
        TimeSeries s2 = null;
        try {
            s2 = (TimeSeries) s1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(s1.equals(s2));


        // check independence
        s2.addOrUpdate(new Year(2009), 300.0);
        assertFalse(s1.equals(s2));
        s1.addOrUpdate(new Year(2009), 300.0);
        assertTrue(s1.equals(s2));
    }

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     * Add a value to series A for 1999.  It should be added at index 0.
     */
    public void testAddValue() {


        try {
            this.seriesA.add(new Year(1999), new Integer(1));
        }
        catch (SeriesException e) {
            System.err.println("Problem adding to series.");
        }

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    /**
     * Tests the retrieval of values.
     */
    public void testGetValue() {


        Number value1 = this.seriesA.getValue(new Year(1999));
        assertNull(value1);
        int value2 = this.seriesA.getValue(new Year(2000)).intValue();
        assertEquals(102000, value2);


    }

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     * Tests the deletion of values.
     */
    public void testDelete() {
        this.seriesA.delete(0, 0);
        assertEquals(5, this.seriesA.getItemCount());
        Number value = this.seriesA.getValue(new Year(2000));
        assertNull(value);
    }

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    /**
     * Basic tests for the delete() method.
     */
    public void testDelete2() {
        TimeSeries s1 = new TimeSeries("Series", Year.class);
        s1.add(new Year(2000), 13.75);
        s1.add(new Year(2001), 11.90);
        s1.add(new Year(2002), null);
        s1.addChangeListener(this);
        this.gotSeriesChangeEvent = false;
        s1.delete(new Year(2001));
        assertTrue(this.gotSeriesChangeEvent);
        assertEquals(2, s1.getItemCount());
        assertEquals(null, s1.getValue(new Year(2001)));


        // try deleting a time period that doesn't exist...
        this.gotSeriesChangeEvent = false;
        s1.delete(new Year(2006));
        assertFalse(this.gotSeriesChangeEvent);


        // try deleting null
        try {
            s1.delete(null);

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    /**
     * Some checks for the delete(int, int) method.
     */
    public void testDelete3() {
        TimeSeries s1 = new TimeSeries("S1");
        s1.add(new Year(2011), 1.1);
        s1.add(new Year(2012), 2.2);
        s1.add(new Year(2013), 3.3);
        s1.add(new Year(2014), 4.4);
        s1.add(new Year(2015), 5.5);
        s1.add(new Year(2016), 6.6);
        s1.delete(2, 5);
        assertEquals(2, s1.getItemCount());
        assertEquals(new Year(2011), s1.getTimePeriod(0));
        assertEquals(new Year(2012), s1.getTimePeriod(1));
        assertEquals(1.1, s1.getMinY(), EPSILON);
        assertEquals(2.2, s1.getMaxY(), EPSILON);
    }

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     * Check that the item bounds are determined correctly when there is a
     * maximum item count and a new value is added.
     */
    public void testDelete_RegularTimePeriod() {
        TimeSeries s1 = new TimeSeries("S1");
        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), 4.4);
        s1.delete(new Year(2010));
        s1.delete(new Year(2013));
        assertEquals(2.2, s1.getMinY(), EPSILON);
        assertEquals(3.3, s1.getMaxY(), EPSILON);
    }

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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        TimeSeries s1 = new TimeSeries("A test");
        s1.add(new Year(2000), 13.75);
        s1.add(new Year(2001), 11.90);
        s1.add(new Year(2002), null);
        s1.add(new Year(2005), 19.32);
        s1.add(new Year(2007), 16.89);
        TimeSeries s2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(s1);

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     *
     * @throws java.lang.CloneNotSupportedException
     */
    public void testCreateCopy3() throws CloneNotSupportedException {
        TimeSeries s1 = new TimeSeries("S1");
        s1.add(new Year(2009), 100.0);
        s1.add(new Year(2010), 101.0);
        s1.add(new Year(2011), 102.0);
        assertEquals(100.0, s1.getMinY(), EPSILON);
        assertEquals(102.0, s1.getMaxY(), EPSILON);
        
        TimeSeries s2 = s1.createCopy(0, 1);
        assertEquals(100.0, s2.getMinY(), EPSILON);

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     * Test the setMaximumItemCount() method to ensure that it removes items
     * from the series if necessary.
     */
    public void testSetMaximumItemCount() {
        TimeSeries s1 = new TimeSeries("S1", Year.class);
        s1.add(new Year(2000), 13.75);
        s1.add(new Year(2001), 11.90);
        s1.add(new Year(2002), null);
        s1.add(new Year(2005), 19.32);
        s1.add(new Year(2007), 16.89);
        assertTrue(s1.getItemCount() == 5);


        s1.setMaximumItemCount(3);
        assertTrue(s1.getItemCount() == 3);
        TimeSeriesDataItem item = s1.getDataItem(0);
        assertTrue(item.getPeriod().equals(new Year(2002)));
        assertEquals(16.89, s1.getMinY(), EPSILON);
        assertEquals(19.32, s1.getMaxY(), EPSILON);
    }

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