Java Code Examples for org.jfree.data.general.DatasetUtilities#iterateRangeBounds()

/**
 * Some checks for the iterateRangeBounds() method.
 */
public void testIterateRangeBounds2_CategoryDataset() {
    // an empty dataset should return a null range
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    Range r = DatasetUtilities.iterateRangeBounds(dataset, false);
    assertNull(r);

    // a dataset with a single value
    dataset.addValue(1.23, "R1", "C1");
    r = DatasetUtilities.iterateRangeBounds(dataset, false);
    assertEquals(1.23, r.getLowerBound(), EPSILON);
    assertEquals(1.23, r.getUpperBound(), EPSILON);

    // null is ignored
    dataset.addValue(null, "R2", "C1");
    r = DatasetUtilities.iterateRangeBounds(dataset, false);
    assertEquals(1.23, r.getLowerBound(), EPSILON);
    assertEquals(1.23, r.getUpperBound(), EPSILON);

    // a Double.NaN should be ignored
    dataset.addValue(Double.NaN, "R2", "C1");
    r = DatasetUtilities.iterateRangeBounds(dataset, false);
    assertEquals(1.23, r.getLowerBound(), EPSILON);
    assertEquals(1.23, r.getUpperBound(), EPSILON);
}
 

/**
 * Some checks for the iterateRangeBounds() method using an
 * IntervalCategoryDataset.
 */
public void testIterateRangeBounds3_CategoryDataset() {
    Number[][] starts = new Double[2][3];
    Number[][] ends = new Double[2][3];
    starts[0][0] = new Double(1.0);
    starts[0][1] = new Double(2.0);
    starts[0][2] = new Double(3.0);
    starts[1][0] = new Double(11.0);
    starts[1][1] = new Double(12.0);
    starts[1][2] = new Double(13.0);
    ends[0][0] = new Double(4.0);
    ends[0][1] = new Double(5.0);
    ends[0][2] = new Double(6.0);
    ends[1][0] = new Double(16.0);
    ends[1][1] = new Double(15.0);
    ends[1][2] = new Double(14.0);

    DefaultIntervalCategoryDataset d = new DefaultIntervalCategoryDataset(
            starts, ends);
    Range r = DatasetUtilities.iterateRangeBounds(d, false);
    assertEquals(4.0, r.getLowerBound(), EPSILON);
    assertEquals(16.0, r.getUpperBound(), EPSILON);
    r = DatasetUtilities.iterateRangeBounds(d, true);
    assertEquals(1.0, r.getLowerBound(), EPSILON);
    assertEquals(16.0, r.getUpperBound(), EPSILON);
}
 

/**
 * Yet another test for bug 2849731.
 */
public void testBug2849731_3() {
    XYIntervalSeriesCollection d = new XYIntervalSeriesCollection();
    XYIntervalSeries s = new XYIntervalSeries("S1");
    s.add(1.0, Double.NaN, Double.NaN, 1.5, Double.NaN, Double.NaN);
    d.addSeries(s);
    Range r = DatasetUtilities.iterateRangeBounds(d);
    assertEquals(1.5, r.getLowerBound(), EPSILON);
    assertEquals(1.5, r.getUpperBound(), EPSILON);

    s.add(1.0, 1.5, Double.NaN, Double.NaN, Double.NaN, 2.5);
    r = DatasetUtilities.iterateRangeBounds(d);
    assertEquals(1.5, r.getLowerBound(), EPSILON);
    assertEquals(2.5, r.getUpperBound(), EPSILON);

    s.add(1.0, Double.NaN, 0.5, Double.NaN, 3.5, Double.NaN);
    r = DatasetUtilities.iterateRangeBounds(d);
    assertEquals(1.5, r.getLowerBound(), EPSILON);
    assertEquals(3.5, r.getUpperBound(), EPSILON);
}
 

/**
 * Some tests for the iterateRangeBounds() method.
 */
public void testIterateRangeBounds_CategoryDataset() {
    CategoryDataset dataset = createCategoryDataset1();
    Range r = DatasetUtilities.iterateRangeBounds(dataset, false);
    assertEquals(1.0, r.getLowerBound(), EPSILON);
    assertEquals(6.0, r.getUpperBound(), EPSILON);
}
 

/**
 * Some tests for the iterateRangeBounds() method.
 */
public void testIterateRangeBounds() {
    XYDataset dataset = createXYDataset1();
    Range r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(100.0, r.getLowerBound(), EPSILON);
    assertEquals(105.0, r.getUpperBound(), EPSILON);
}
 

/**
 * Check the range returned when a series contains a null value.
 */
public void testIterateRangeBounds2() {
    XYSeries s1 = new XYSeries("S1");
    s1.add(1.0, 1.1);
    s1.add(2.0, null);
    s1.add(3.0, 3.3);
    XYSeriesCollection dataset = new XYSeriesCollection(s1);
    Range r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(1.1, r.getLowerBound(), EPSILON);
    assertEquals(3.3, r.getUpperBound(), EPSILON);
}
 

/**
 * Some checks for the iterateRangeBounds() method.
 */
public void testIterateRangeBounds3() {
    // an empty dataset should return a null range
    XYSeriesCollection dataset = new XYSeriesCollection();
    Range r = DatasetUtilities.iterateRangeBounds(dataset);
    assertNull(r);
    XYSeries s1 = new XYSeries("S1");
    dataset.addSeries(s1);
    r = DatasetUtilities.iterateRangeBounds(dataset);
    assertNull(r);

    // a dataset with a single value
    s1.add(1.0, 1.23);
    r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(1.23, r.getLowerBound(), EPSILON);
    assertEquals(1.23, r.getUpperBound(), EPSILON);

    // null is ignored
    s1.add(2.0, null);
    r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(1.23, r.getLowerBound(), EPSILON);
    assertEquals(1.23, r.getUpperBound(), EPSILON);

    // Double.NaN DOESN'T mess things up
    s1.add(3.0, Double.NaN);
    r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(1.23, r.getLowerBound(), EPSILON);
    assertEquals(1.23, r.getUpperBound(), EPSILON);
}
 

/**
 * Some checks for the range bounds of a dataset that implements the
 * {@link IntervalXYDataset} interface.
 */
public void testIterateRangeBounds4() {
    YIntervalSeriesCollection dataset = new YIntervalSeriesCollection();
    Range r = DatasetUtilities.iterateRangeBounds(dataset);
    assertNull(r);
    YIntervalSeries s1 = new YIntervalSeries("S1");
    dataset.addSeries(s1);
    r = DatasetUtilities.iterateRangeBounds(dataset);
    assertNull(r);

    // try a single item
    s1.add(1.0, 2.0, 1.5, 2.5);
    r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(1.5, r.getLowerBound(), EPSILON);
    assertEquals(2.5, r.getUpperBound(), EPSILON);

    // another item
    s1.add(2.0, 2.0, 1.4, 2.1);
    r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(1.4, r.getLowerBound(), EPSILON);
    assertEquals(2.5, r.getUpperBound(), EPSILON);

    // another empty series
    YIntervalSeries s2 = new YIntervalSeries("S2");
    dataset.addSeries(s2);
    r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(1.4, r.getLowerBound(), EPSILON);
    assertEquals(2.5, r.getUpperBound(), EPSILON);

    // an item in series 2
    s2.add(1.0, 2.0, 1.9, 2.6);
    r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(1.4, r.getLowerBound(), EPSILON);
    assertEquals(2.6, r.getUpperBound(), EPSILON);
}
 

/**
 * Some tests for the iterateCategoryRangeBounds() method.
 */
public void testIterateCategoryRangeBounds() {
    CategoryDataset dataset = createCategoryDataset1();
    Range r = DatasetUtilities.iterateRangeBounds(dataset, false);
    assertEquals(1.0, r.getLowerBound(), EPSILON);
    assertEquals(6.0, r.getUpperBound(), EPSILON);           
}
 

/**
 * Some tests for the iterateRangeBounds() method.
 */
public void testIterateRangeBounds() {
    XYDataset dataset = createXYDataset1();
    Range r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(100.0, r.getLowerBound(), EPSILON);
    assertEquals(105.0, r.getUpperBound(), EPSILON);           
}
 

/**
 * Check the range returned when a series contains a null value.
 */
public void testIterateRangeBounds2() {
    XYSeries s1 = new XYSeries("S1");
    s1.add(1.0, 1.1);
    s1.add(2.0, null);
    s1.add(3.0, 3.3);
    XYSeriesCollection dataset = new XYSeriesCollection(s1);
    Range r = DatasetUtilities.iterateRangeBounds(dataset);
    assertEquals(1.1, r.getLowerBound(), EPSILON);
    assertEquals(3.3, r.getUpperBound(), EPSILON);
}