Example usage for org.jfree.data.time TimeTableXYDataset clear

Introduction

In this page you can find the example usage for org.jfree.data.time TimeTableXYDataset clear.

Prototype

public void clear() 

Source Link

Document

Removes all data items from the dataset and sends a DatasetChangeEvent to all registered listeners.

Usage

From source file:org.jfree.data.time.TimeTableXYDatasetTest.java

/**
 * Test clearing data./*from w w w.  jav a  2 s  .c  o  m*/
 */
@Test
public void testClear() {
    TimeTableXYDataset d = new TimeTableXYDataset();
    d.add(new Year(1999), 1.0, "Series 1");
    assertEquals(d.getItemCount(), 1);
    assertEquals(d.getSeriesCount(), 1);
    d.add(new Year(2000), 2.0, "Series 2");

    d.clear();
    // Make sure there's nothing left
    assertEquals(0, d.getItemCount());
    assertEquals(0, d.getSeriesCount());
}

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