Example usage for org.jfree.data.xy XYBarDataset clone

Introduction

In this page you can find the example usage for org.jfree.data.xy XYBarDataset clone.

Prototype

@Override
public Object clone() throws CloneNotSupportedException 

Source Link

Document

Returns an independent copy of the dataset.

Usage

From source file:org.jfree.data.xy.XYBarDatasetTest.java

/**
 * Confirm that cloning works./*from   www  .j  a  v  a 2  s  .  co  m*/
 */
@Test
public void testCloning() throws CloneNotSupportedException {
    DefaultXYDataset d1 = new DefaultXYDataset();
    double[] x1 = new double[] { 1.0, 2.0, 3.0 };
    double[] y1 = new double[] { 4.0, 5.0, 6.0 };
    double[][] data1 = new double[][] { x1, y1 };
    d1.addSeries("S1", data1);
    XYBarDataset bd1 = new XYBarDataset(d1, 5.0);
    XYBarDataset bd2 = (XYBarDataset) bd1.clone();
    assertTrue(bd1 != bd2);
    assertTrue(bd1.getClass() == bd2.getClass());
    assertTrue(bd1.equals(bd2));

    // check independence
    d1 = (DefaultXYDataset) bd1.getUnderlyingDataset();
    d1.addSeries("S2", new double[][] { { 1.0 }, { 2.0 } });
    assertFalse(bd1.equals(bd2));
    DefaultXYDataset d2 = (DefaultXYDataset) bd2.getUnderlyingDataset();
    d2.addSeries("S2", new double[][] { { 1.0 }, { 2.0 } });
    assertTrue(bd1.equals(bd2));
}

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From source file:org.jfree.data.xy.junit.XYBarDatasetTest.java

/**
 * Confirm that cloning works.//from ww w.  j a  v  a  2 s.c o m
 */
public void testCloning() {
    DefaultXYDataset d1 = new DefaultXYDataset();
    double[] x1 = new double[] { 1.0, 2.0, 3.0 };
    double[] y1 = new double[] { 4.0, 5.0, 6.0 };
    double[][] data1 = new double[][] { x1, y1 };
    d1.addSeries("S1", data1);
    XYBarDataset bd1 = new XYBarDataset(d1, 5.0);
    XYBarDataset bd2 = null;
    try {
        bd2 = (XYBarDataset) bd1.clone();
    } catch (CloneNotSupportedException e) {
        e.printStackTrace();
    }
    assertTrue(bd1 != bd2);
    assertTrue(bd1.getClass() == bd2.getClass());
    assertTrue(bd1.equals(bd2));

    // check independence
    d1 = (DefaultXYDataset) bd1.getUnderlyingDataset();
    d1.addSeries("S2", new double[][] { { 1.0 }, { 2.0 } });
    assertFalse(bd1.equals(bd2));
    DefaultXYDataset d2 = (DefaultXYDataset) bd2.getUnderlyingDataset();
    d2.addSeries("S2", new double[][] { { 1.0 }, { 2.0 } });
    assertTrue(bd1.equals(bd2));
}

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