Package org.jfree.data.xy

Examples of org.jfree.data.xy.DefaultOHLCDataset

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    /**
     * Verify that this class implements {@link PublicCloneable}.
     */
    public void testPublicCloneable() {
        DefaultOHLCDataset d1 = new DefaultOHLCDataset("Series 1",
                new OHLCDataItem[0]);
        assertTrue(d1 instanceof PublicCloneable);
    }
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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        DefaultOHLCDataset d1 = new DefaultOHLCDataset("Series 1",
                new OHLCDataItem[0]);
        DefaultOHLCDataset d2 = null;

        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(d1);
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    public void testFindRangeBounds() {
        HighLowRenderer renderer = new HighLowRenderer();

        OHLCDataItem item1 = new OHLCDataItem(new Date(1L), 2.0, 4.0, 1.0, 3.0,
                100);
        OHLCDataset dataset = new DefaultOHLCDataset("S1",
                new OHLCDataItem[] {item1});
        Range range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(1.0, 4.0), range);

        OHLCDataItem item2 = new OHLCDataItem(new Date(1L), -1.0, 3.0, -1.0,
                3.0, 100);
        dataset = new DefaultOHLCDataset("S1", new OHLCDataItem[] {item1,
                item2});
        range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(-1.0, 4.0), range);

        // try an empty dataset - should return a null range
        dataset = new DefaultOHLCDataset("S1", new OHLCDataItem[] {});
        range = renderer.findRangeBounds(dataset);
        assertNull(range);

        // try a null dataset - should return a null range
        range = renderer.findRangeBounds(null);
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    public void testFindRangeBounds() {
        HighLowRenderer renderer = new HighLowRenderer();

        OHLCDataItem item1 = new OHLCDataItem(new Date(1L), 2.0, 4.0, 1.0, 3.0,
                100);
        OHLCDataset dataset = new DefaultOHLCDataset("S1",
                new OHLCDataItem[] {item1});
        Range range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(1.0, 4.0), range);

        OHLCDataItem item2 = new OHLCDataItem(new Date(1L), -1.0, 3.0, -1.0,
                3.0, 100);
        dataset = new DefaultOHLCDataset("S1", new OHLCDataItem[] {item1,
                item2});
        range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(-1.0, 4.0), range);

        // try an empty dataset - should return a null range
        dataset = new DefaultOHLCDataset("S1", new OHLCDataItem[] {});
        range = renderer.findRangeBounds(dataset);
        assertNull(range);

        // try a null dataset - should return a null range
        range = renderer.findRangeBounds(null);
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    public void testFindRangeBounds() {
        CandlestickRenderer renderer = new CandlestickRenderer();

        OHLCDataItem item1 = new OHLCDataItem(new Date(1L), 2.0, 4.0, 1.0, 3.0,
                100);
        OHLCDataset dataset = new DefaultOHLCDataset("S1",
                new OHLCDataItem[] {item1});
        Range range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(1.0, 4.0), range);

        OHLCDataItem item2 = new OHLCDataItem(new Date(1L), -1.0, 3.0, -1.0,
                3.0, 100);
        dataset = new DefaultOHLCDataset("S1", new OHLCDataItem[] {item1,
                item2});
        range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(-1.0, 4.0), range);

        // try an empty dataset - should return a null range
        dataset = new DefaultOHLCDataset("S1", new OHLCDataItem[] {});
        range = renderer.findRangeBounds(dataset);
        assertNull(range);

        // try a null dataset - should return a null range
        range = renderer.findRangeBounds(null);
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    public void testFindRangeBounds() {
        CandlestickRenderer renderer = new CandlestickRenderer();

        OHLCDataItem item1 = new OHLCDataItem(new Date(1L), 2.0, 4.0, 1.0, 3.0,
                100);
        OHLCDataset dataset = new DefaultOHLCDataset("S1",
                new OHLCDataItem[] {item1});
        Range range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(1.0, 4.0), range);

        OHLCDataItem item2 = new OHLCDataItem(new Date(1L), -1.0, 3.0, -1.0,
                3.0, 100);
        dataset = new DefaultOHLCDataset("S1", new OHLCDataItem[] {item1,
                item2});
        range = renderer.findRangeBounds(dataset);
        assertEquals(new Range(-1.0, 4.0), range);

        // try an empty dataset - should return a null range
        dataset = new DefaultOHLCDataset("S1", new OHLCDataItem[] {});
        range = renderer.findRangeBounds(dataset);
        assertNull(range);

        // try a null dataset - should return a null range
        range = renderer.findRangeBounds(null);
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    public void testDataRange() {
        OHLCDataItem[] data = new OHLCDataItem[3];
        data[0] = new OHLCDataItem(new Date(11L), 2.0, 4.0, 1.0, 3.0, 100.0);
        data[1] = new OHLCDataItem(new Date(22L), 4.0, 9.0, 2.0, 5.0, 120.0);
        data[2] = new OHLCDataItem(new Date(33L), 3.0, 7.0, 3.0, 6.0, 140.0);
        DefaultOHLCDataset d = new DefaultOHLCDataset("S1", data);
        Range r = DatasetUtilities.findRangeBounds(d, false);
        assertEquals(1.0, r.getLowerBound(), EPSILON);
        assertEquals(9.0, r.getUpperBound(), EPSILON);
    }
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    /**
     * Confirm that the equals method can distinguish all the required fields.
     */
    public void testEquals() {
        DefaultOHLCDataset d1 = new DefaultOHLCDataset("Series 1",
                new OHLCDataItem[0]);
        DefaultOHLCDataset d2 = new DefaultOHLCDataset("Series 1",
                new OHLCDataItem[0]);
        assertTrue(d1.equals(d2));
        assertTrue(d2.equals(d1));
       
        d1 = new DefaultOHLCDataset("Series 2", new OHLCDataItem[0]);
        assertFalse(d1.equals(d2));
        d2 = new DefaultOHLCDataset("Series 2", new OHLCDataItem[0]);
        assertTrue(d1.equals(d2));
       
        d1 = new DefaultOHLCDataset("Series 2", new OHLCDataItem[] {
                new OHLCDataItem(new Date(123L), 1.2, 3.4, 5.6, 7.8, 99.9)});
        assertFalse(d1.equals(d2));
        d2 = new DefaultOHLCDataset("Series 2", new OHLCDataItem[] {
                new OHLCDataItem(new Date(123L), 1.2, 3.4, 5.6, 7.8, 99.9)});
        assertTrue(d1.equals(d2));
       
       
    }
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    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        DefaultOHLCDataset d1 = new DefaultOHLCDataset("Series 1",
                new OHLCDataItem[0]);
        DefaultOHLCDataset d2 = null;
        try {
            d2 = (DefaultOHLCDataset) d1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(d1 != d2);
        assertTrue(d1.getClass() == d2.getClass());
        assertTrue(d1.equals(d2));
    }
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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        DefaultOHLCDataset d1 = new DefaultOHLCDataset("Series 1",
                new OHLCDataItem[0]);
        DefaultOHLCDataset d2 = null;

        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(d1);
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Related Classes of org.jfree.data.xy.DefaultOHLCDataset

  • com.archean.jtradegui.CandleChart
  • org.jfree.chart.renderer.xy.CandlestickRendererTest
  • org.jfree.chart.renderer.xy.HighLowRendererTest
  • org.jfree.chart.renderer.xy.junit.CandlestickRendererTests
  • org.jfree.chart.renderer.xy.junit.HighLowRendererTests
  • org.jfree.data.xy.junit.DefaultOHLCDatasetTests
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