Package org.jfree.data.statistics

Examples of org.jfree.data.statistics.DefaultStatisticalCategoryDataset

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        StatisticalLineAndShapeRenderer r
                = new StatisticalLineAndShapeRenderer();
        assertNull(r.findRangeBounds(null));

        // an empty dataset should return a null range
        DefaultStatisticalCategoryDataset dataset
                = new DefaultStatisticalCategoryDataset();
        assertNull(r.findRangeBounds(dataset));

        dataset.add(1.0, 0.5, "R1", "C1");
        assertEquals(new Range(0.5, 1.5), r.findRangeBounds(dataset));

        dataset.add(-2.0, 0.2, "R1", "C2");
        assertEquals(new Range(-2.2, 1.5), r.findRangeBounds(dataset));

        dataset.add(null, null, "R1", "C3");
        assertEquals(new Range(-2.2, 1.5), r.findRangeBounds(dataset));

        dataset.add(5.0, 1.0, "R2", "C3");
        assertEquals(new Range(-2.2, 6.0), r.findRangeBounds(dataset));

        // check that the series visible flag is observed
        r.setSeriesVisible(1, Boolean.FALSE);
        assertEquals(new Range(-2.2, 1.5), r.findRangeBounds(dataset));
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     * no exceptions are thrown (particularly by code in the renderer).
     */
    public void testDrawWithNullInfo() {
        boolean success = false;
        try {
            DefaultStatisticalCategoryDataset dataset
                = new DefaultStatisticalCategoryDataset();
            dataset.add(1.0, 2.0, "S1", "C1");
            dataset.add(3.0, 4.0, "S1", "C2");
            CategoryPlot plot = new CategoryPlot(dataset,
                    new CategoryAxis("Category"), new NumberAxis("Value"),
                    new StatisticalLineAndShapeRenderer());
            JFreeChart chart = new JFreeChart(plot);
            /* BufferedImage image = */ chart.createBufferedImage(300, 200,
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     * no exceptions are thrown (particularly by code in the renderer).
     */
    public void testDrawWithNullInfo() {
        boolean success = false;
        try {
            DefaultStatisticalCategoryDataset dataset
                = new DefaultStatisticalCategoryDataset();
            dataset.add(1.0, 2.0, "S1", "C1");
            dataset.add(3.0, 4.0, "S1", "C2");
            CategoryPlot plot = new CategoryPlot(dataset,
                    new CategoryAxis("Category"), new NumberAxis("Value"),
                    new StatisticalBarRenderer());
            JFreeChart chart = new JFreeChart(plot);
            /* BufferedImage image = */ chart.createBufferedImage(300, 200,
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    /**
     * Confirm that the equals method can distinguish all the required fields.
     */
    public void testEquals() {
        DefaultStatisticalCategoryDataset d1
            = new DefaultStatisticalCategoryDataset();
        DefaultStatisticalCategoryDataset d2
            = new DefaultStatisticalCategoryDataset();
        assertTrue(d1.equals(d2));
        assertTrue(d2.equals(d1));

    }
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    /**
     * Some checks for cloning.
     */
    public void testCloning() {
        DefaultStatisticalCategoryDataset d1
            = new DefaultStatisticalCategoryDataset();
        d1.add(1.1, 2.2, "R1", "C1");
        d1.add(3.3, 4.4, "R1", "C2");
        d1.add(null, new Double(5.5), "R1", "C3");
        d1.add(new Double(6.6), null, "R2", "C3");
        DefaultStatisticalCategoryDataset d2 = null;
        try {
            d2 = (DefaultStatisticalCategoryDataset) d1.clone();
        }
        catch (CloneNotSupportedException e) {
            fail(e.toString());
        }
        assertTrue(d1 != d2);
        assertTrue(d1.getClass() == d2.getClass());
        assertTrue(d1.equals(d2));
    }
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    /**
     * Check serialization of a default instance.
     */
    public void testSerialization1() {
        DefaultStatisticalCategoryDataset d1
            = new DefaultStatisticalCategoryDataset();
        d1.add(1.1, 2.2, "R1", "C1");
        d1.add(3.3, 4.4, "R1", "C2");
        d1.add(null, new Double(5.5), "R1", "C3");
        d1.add(new Double(6.6), null, "R2", "C3");
        DefaultStatisticalCategoryDataset d2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(d1);
            out.close();
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    /**
     * Check serialization of a more complex instance.
     */
    public void testSerialization2() {
        DefaultStatisticalCategoryDataset d1
            = new DefaultStatisticalCategoryDataset();
        d1.add(1.2, 3.4, "Row 1", "Column 1");
        DefaultStatisticalCategoryDataset d2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(d1);
            out.close();
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  • org.jfree.chart.renderer.category.junit.StatisticalBarRendererTests
  • org.jfree.chart.renderer.category.junit.StatisticalLineAndShapeRendererTests
  • org.jfree.chart.renderer.category.StatisticalBarRendererTest
  • org.jfree.chart.renderer.category.StatisticalLineAndShapeRendererTest
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