Example usage for org.jfree.data.general DefaultPieDataset sortByKeys

Introduction

In this page you can find the example usage for org.jfree.data.general DefaultPieDataset sortByKeys.

Prototype

public void sortByKeys(SortOrder order) 

Source Link

Document

Sorts the dataset's items by key and sends a DatasetChangeEvent to all registered listeners.

Usage

From source file:grafici.StatistichePieChart.java

/**
 * Creates a sample dataset./*  ww w.  j a v a2 s. c o m*/
 * 
 * @return A sample dataset.
 */
private static PieDataset createDataset(Table results, int indexVariabile, int indexValore) {
    DefaultPieDataset dataset = new DefaultPieDataset();
    for (TableItem item : results.getItems()) {
        dataset.setValue(item.getText(indexVariabile), new Double(item.getText(indexValore)));
        dataset.sortByKeys(SortOrder.ASCENDING);
    }
    return dataset;
}

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