Package org.jfree.data.general

Examples of org.jfree.data.general.DefaultPieDataset

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     * Creates a sample dataset.
     *
     * @return A sample dataset.
     */
    private static PieDataset createDataset() {
        DefaultPieDataset dataset = new DefaultPieDataset();
        dataset.setValue("One", new Double(43.2));
        dataset.setValue("Two", new Double(10.0));
        dataset.setValue("Three", new Double(27.5));
        dataset.setValue("Four", new Double(17.5));
        dataset.setValue("Five", new Double(11.0));
        dataset.setValue("Six", new Double(19.4));
        return dataset;
    }
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        DefaultHandler current = getCurrentHandler();
        if (current != this) {
            current.startElement(namespaceURI, localName, qName, atts);
        }
        else if (qName.equals(PIEDATASET_TAG)) {
            this.dataset = new DefaultPieDataset();
        }
        else if (qName.equals(ITEM_TAG)) {
            ItemHandler subhandler = new ItemHandler(this, this);
            getSubHandlers().push(subhandler);
            subhandler.startElement(namespaceURI, localName, qName, atts);
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     * Creates a sample dataset.
     *
     * @return A sample dataset.
     */
    private static PieDataset createDataset() {
        DefaultPieDataset dataset = new DefaultPieDataset();
        dataset.setValue("One", new Double(43.2));
        dataset.setValue("Two", new Double(10.0));
        dataset.setValue("Three", new Double(27.5));
        dataset.setValue("Four", new Double(17.5));
        dataset.setValue("Five", new Double(11.0));
        dataset.setValue("Six", new Double(19.4));
        return dataset;
    }
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        // the clone contains a reference to the original object
        assertTrue(ko2.getObject("K1") == obj1);

        // CASE 2 - object is mutable AND PublicCloneable
        obj1 = new DefaultPieDataset();
        ko1 = new KeyedObjects();
        ko1.addObject("K1", obj1);
        ko2 = null;
        try {
            ko2 = (KeyedObjects) ko1.clone();
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    /**
     * Common test setup.
     */
    protected void setUp() {
        // create a dataset...
        DefaultPieDataset dataset = new DefaultPieDataset();
        dataset.setValue("Java", new Double(43.2));
        dataset.setValue("Visual Basic", new Double(0.0));
        dataset.setValue("C/C++", new Double(17.5));
        this.pieChart = createPieChart3D(dataset);
    }
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    /**
     * Tests that no exceptions are thrown when there is a <code>null</code>
     * value in the dataset.
     */
    public void testNullValueInDataset() {
        DefaultPieDataset dataset = new DefaultPieDataset();
        dataset.setValue("Section 1", 10.0);
        dataset.setValue("Section 2", 11.0);
        dataset.setValue("Section 3", null);
        JFreeChart chart = createPieChart3D(dataset);
        boolean success = false;
        try {
            BufferedImage image = new BufferedImage(200 , 100,
                    BufferedImage.TYPE_INT_RGB);
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        StandardEntityCollection c1 = new StandardEntityCollection();
        StandardEntityCollection c2 = new StandardEntityCollection();
        assertTrue(c1.equals(c2));

        PieSectionEntity e1 = new PieSectionEntity(new Rectangle2D.Double(1.0,
                2.0, 3.0, 4.0), new DefaultPieDataset(), 0, 1, "Key",
                "ToolTip", "URL");
        c1.add(e1);
        assertFalse(c1.equals(c2));
        PieSectionEntity e2 = new PieSectionEntity(new Rectangle2D.Double(1.0,
                2.0, 3.0, 4.0), new DefaultPieDataset(), 0, 1, "Key",
                "ToolTip", "URL");
        c2.add(e2);
        assertTrue(c1.equals(c2));
    }
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    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        PieSectionEntity e1 = new PieSectionEntity(new Rectangle2D.Double(1.0,
                2.0, 3.0, 4.0), new DefaultPieDataset(), 0, 1, "Key",
                "ToolTip", "URL");
        StandardEntityCollection c1 = new StandardEntityCollection();
        c1.add(e1);
        StandardEntityCollection c2 = null;
        try {
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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        PieSectionEntity e1 = new PieSectionEntity(new Rectangle2D.Double(1.0,
                2.0, 3.0, 4.0), new DefaultPieDataset(), 0, 1, "Key",
                "ToolTip", "URL");
        StandardEntityCollection c1 = new StandardEntityCollection();
        c1.add(e1);
        StandardEntityCollection c2 = null;
        try {
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    /**
     * Confirm that the equals method can distinguish all the required fields.
     */
    public void testEquals() {
        PieSectionEntity e1 = new PieSectionEntity(new Rectangle2D.Double(
                1.0, 2.0, 3.0, 4.0), new DefaultPieDataset(), 1, 2, "Key",
                "ToolTip", "URL");
        PieSectionEntity e2 = new PieSectionEntity(new Rectangle2D.Double(1.0,
                2.0, 3.0, 4.0), new DefaultPieDataset(), 1, 2, "Key",
                "ToolTip", "URL");
        assertTrue(e1.equals(e2));

        e1.setArea(new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0));
        assertFalse(e1.equals(e2));
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