Example usage for org.jfree.data.statistics DefaultStatisticalCategoryDataset clone

Introduction

In this page you can find the example usage for org.jfree.data.statistics DefaultStatisticalCategoryDataset clone.

Prototype

@Override
public Object clone() throws CloneNotSupportedException 

Source Link

Document

Returns a clone of this dataset.

Usage

From source file:org.jfree.data.statistics.DefaultStatisticalCategoryDatasetTest.java

/**
 * Some checks for cloning.//from w ww.  j av  a  2  s. c o  m
 */
@Test
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));

    // check independence
    d1.add(1.1, 2.2, "R3", "C1");
    assertFalse(d1.equals(d2));
}

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