Package org.jfree.data

Examples of org.jfree.data.DefaultKeyedValues2D


    /**
     * inits the selection attribute storage and sets all data items to
     * unselected
     */
    private void initSelection() {
        this.selectionData = new DefaultKeyedValues2D();
        for (int i = 0; i < dataset.getRowCount(); i++) {
            for (int j= 0; j < dataset.getColumnCount(); j++) {
                if (dataset.getValue(i, j) != null) {
                    selectionData.addValue(FALSE, dataset.getRowKey(i),
                            dataset.getColumnKey(j));
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            throw new IllegalArgumentException("Null 'zone' argument.");
        }
        if (locale == null) {
            throw new IllegalArgumentException("Null 'locale' argument.");
        }
        this.values = new DefaultKeyedValues2D(true);
        this.workingCalendar = Calendar.getInstance(zone, locale);
        this.xPosition = TimePeriodAnchor.START;
    }
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    /**
     * Creates a new (empty) dataset.
     */
    public DefaultCategoryDataset() {
        this.data = new DefaultKeyedValues2D();
    }
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    /**
     * Some checks for the calculateColumnTotal() method.
     */
    public void testCalculateColumnTotal() {
        DefaultKeyedValues2D table = new DefaultKeyedValues2D();
        table.addValue(new Double(1.0), "R0", "C0");
        table.addValue(new Double(2.0), "R0", "C1");
        table.addValue(new Double(3.0), "R1", "C0");
        table.addValue(new Double(4.0), "R1", "C1");
        assertEquals(4.0, DataUtilities.calculateColumnTotal(table, 0), EPSILON);
        assertEquals(6.0, DataUtilities.calculateColumnTotal(table, 1), EPSILON);
        table.setValue(null, "R1", "C1");
        assertEquals(2.0, DataUtilities.calculateColumnTotal(table, 1), EPSILON);
    }
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    /**
     * Some checks for the calculateRowTotal() method.
     */
    public void testCalculateRowTotal() {
        DefaultKeyedValues2D table = new DefaultKeyedValues2D();
        table.addValue(new Double(1.0), "R0", "C0");
        table.addValue(new Double(2.0), "R0", "C1");
        table.addValue(new Double(3.0), "R1", "C0");
        table.addValue(new Double(4.0), "R1", "C1");
        assertEquals(3.0, DataUtilities.calculateRowTotal(table, 0), EPSILON);
        assertEquals(7.0, DataUtilities.calculateRowTotal(table, 1), EPSILON);
        table.setValue(null, "R1", "C1");
        assertEquals(3.0, DataUtilities.calculateRowTotal(table, 1), EPSILON);
    }
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    /**
     * Some checks for the getValue() method.
     */
    public void testGetValue() {
        DefaultKeyedValues2D d = new DefaultKeyedValues2D();
        d.addValue(new Double(1.0), "R1", "C1");
        assertEquals(new Double(1.0), d.getValue("R1", "C1"));
        boolean pass = false;
        try {
            d.getValue("XX", "C1");
        }
        catch (UnknownKeyException e) {
            pass = true;  
        }
        assertTrue(pass);
       
        pass = false;
        try {
            d.getValue("R1", "XX");
        }
        catch (UnknownKeyException e) {
            pass = true;  
        }
        assertTrue(pass);
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    /**
     * Some checks for the clone() method.
     */
    public void testCloning() {
        DefaultKeyedValues2D v1 = new DefaultKeyedValues2D();
        v1.setValue(new Integer(1), "V1", "C1");
        v1.setValue(null, "V2", "C1");
        v1.setValue(new Integer(3), "V3", "C2");
        DefaultKeyedValues2D v2 = null;
        try {
            v2 = (DefaultKeyedValues2D) v1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("Failed to clone.");
        }
        assertTrue(v1 != v2);
        assertTrue(v1.getClass() == v2.getClass());
        assertTrue(v1.equals(v2));
       
        // check that clone is independent of the original
        v2.setValue(new Integer(2), "V2", "C1");
        assertFalse(v1.equals(v2));
    }
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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {

        DefaultKeyedValues2D kv2D1 = new DefaultKeyedValues2D();
        kv2D1.addValue(new Double(234.2), "Row1", "Col1");
        kv2D1.addValue(null, "Row1", "Col2");
        kv2D1.addValue(new Double(345.9), "Row2", "Col1");
        kv2D1.addValue(new Double(452.7), "Row2", "Col2");

        DefaultKeyedValues2D kv2D2 = null;

        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(kv2D1);
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    /**
     * Some checks for the equals() method.
     */
    public void testEquals() {
        DefaultKeyedValues2D d1 = new DefaultKeyedValues2D();
        DefaultKeyedValues2D d2 = new DefaultKeyedValues2D();
        assertTrue(d1.equals(d2));
        assertTrue(d2.equals(d1));
       
        d1.addValue(new Double(1.0), new Double(2.0), "S1");
        assertFalse(d1.equals(d2));
        d2.addValue(new Double(1.0), new Double(2.0), "S1");
        assertTrue(d1.equals(d2));
    }
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    /**
     * Creates a new empty CategoryTableXYDataset.
     */
    public CategoryTableXYDataset() {
        this.values = new DefaultKeyedValues2D(true);
        this.intervalDelegate = new IntervalXYDelegate(this);
        addChangeListener(this.intervalDelegate);
    }
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