Example usage for org.jfree.data.category DefaultCategoryDataset removeColumn

Introduction

In this page you can find the example usage for org.jfree.data.category DefaultCategoryDataset removeColumn.

Prototype

public void removeColumn(Comparable columnKey) 

Source Link

Document

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

Usage

From source file:org.jfree.data.category.DefaultCategoryDatasetTest.java

/**
 * A test for bug 1835955./*  w  w w .  java 2  s  .  co m*/
 */
public void testBug1835955() {
    DefaultCategoryDataset d = new DefaultCategoryDataset();
    d.addValue(1.0, "R1", "C1");
    d.addValue(2.0, "R2", "C2");
    d.removeColumn("C2");
    d.addValue(3.0, "R2", "C2");
    assertEquals(3.0, d.getValue("R2", "C2").doubleValue(), EPSILON);
}

---

From source file:org.jfree.data.category.DefaultCategoryDatasetTest.java

/**
 * Some checks for the removeColumn(Comparable) method.
 *//*from  ww  w. j a  va 2 s  . c o m*/
public void testRemoveColumn() {
    DefaultCategoryDataset d = new DefaultCategoryDataset();
    d.addValue(1.0, "R1", "C1");
    d.addValue(2.0, "R2", "C2");
    assertEquals(2, d.getColumnCount());
    d.removeColumn("C2");
    assertEquals(1, d.getColumnCount());

    boolean pass = false;
    try {
        d.removeColumn("XXX");
    } catch (UnknownKeyException e) {
        pass = true;
    }
    assertTrue(pass);

    pass = false;
    try {
        d.removeColumn(null);
    } catch (IllegalArgumentException e) {
        pass = true;
    }
    assertTrue(pass);
}

---

From source file:org.korosoft.hudson.plugin.dynamic.CukeTestResultChartAction.java

private JFreeChart createChart(List<ChartBuildEntry> history) {
    DefaultCategoryDataset dataset = new DefaultCategoryDataset();
    String seriesFailed = "Failed";
    String seriesPassed = "Passed";
    String seriesRegression = "Failed [Regression]";
    String seriesImprovement = "Passed [Improvement]";

    dataset.setValue(0, seriesFailed, "0");
    dataset.setValue(0, seriesRegression, "0");
    dataset.setValue(0, seriesImprovement, "0");
    dataset.setValue(0, seriesPassed, "0");
    dataset.removeColumn(0);

    for (ChartBuildEntry entry : history) {
        final String buildLabel = Integer.toString(entry.buildNo);
        dataset.setValue(entry.failed, seriesFailed, buildLabel);
        dataset.setValue(entry.regressed, seriesRegression, buildLabel);
        dataset.setValue(entry.improved, seriesImprovement, buildLabel);
        dataset.setValue(entry.passed, seriesPassed, buildLabel);
    }//  www  .  j  a  v a 2s  .  c om

    JFreeChart chart = ChartFactory.createStackedAreaChart(null, "Build #", "Number of scenarios", dataset,
            PlotOrientation.VERTICAL, true, true, true);
    chart.setBackgroundPaint(Color.white);
    CategoryPlot plot = (CategoryPlot) chart.getPlot();
    plot.getDomainAxis().setAxisLineVisible(false);
    plot.getDomainAxis().setCategoryMargin(0);
    plot.getDomainAxis().setUpperMargin(0);
    plot.getDomainAxis().setLowerMargin(0);
    plot.getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());

    plot.getRenderer().setSeriesPaint(0, new Color(0xFF8080));
    plot.getRenderer().setSeriesPaint(1, new Color(0xFF0000));
    plot.getRenderer().setSeriesPaint(2, new Color(0x0000C0));
    plot.getRenderer().setSeriesPaint(3, new Color(0x8080FF));
    return chart;
}

---

From source file:it.eng.spagobi.engines.chart.bo.charttypes.barcharts.BarCharts.java

public Dataset filterDatasetCatGroups(Dataset dataset, Vector groups) {
    logger.debug("IN");
    DefaultCategoryDataset catDataset = (DefaultCategoryDataset) dataset;

    //keeps track of wich series has to be shown
    currentCatGroups = groups;// w  w  w.  j  a  v  a 2s  .c  o  m
    String catGroup = "";
    //List rowKeys=new Vector();

    //List rowKeys=new Vector(catDataset.getRowKeys());
    List colKeys = new Vector(catDataset.getColumnKeys());

    for (Iterator iterator = colKeys.iterator(); iterator.hasNext();) {
        String col = (String) iterator.next();
        // iterate on cols, get their group and see if it has to be kept
        catGroup = (String) catGroups.get(col);
        if (!(groups.contains(catGroup))) {
            catDataset.removeColumn(col);
            catGroupNames.remove(col);
        }
    }

    logger.debug("OUT");
    return catDataset;

}

---

From source file:it.eng.spagobi.engines.chart.bo.charttypes.barcharts.BarCharts.java

/**
 * Use for slider: limits the categories visualization from cat selected to cat selected+numberscatsVisualization.
 * /* w  w  w  . ja v a  2  s. c o m*/
 * @param dataset the dataset
 * @param categories the categories
 * @param catSelected the cat selected
 * @param numberCatsVisualization the number cats visualization
 * 
 * @return the dataset
 */

public Dataset filterDataset(Dataset dataset, HashMap categories, int catSelected,
        int numberCatsVisualization) {
    logger.debug("IN");
    DefaultCategoryDataset catDataset = (DefaultCategoryDataset) dataset;

    int numCats = categories.size();
    Vector visCat = new Vector();
    // from the choice point to min(chose point+interval, end point)
    //int startPoint=((catSelected-1)*numberCatsVisualization)+1;
    int startPoint = catSelected;

    int endPoint;
    if ((startPoint + numberCatsVisualization - 1) <= (categories.size()))
        endPoint = startPoint + numberCatsVisualization - 1;
    else
        endPoint = categories.size();

    for (int i = (startPoint); i <= endPoint; i++) {
        String name = (String) categories.get(new Integer(i));
        visCat.add(name);
    }

    List columns = new Vector(catDataset.getColumnKeys());
    for (Iterator iterator = columns.iterator(); iterator.hasNext();) {
        String col = (String) iterator.next();
        if (!(visCat.contains(col))) {
            catDataset.removeColumn(col);
        }
    }
    logger.debug("OUT");

    return catDataset;

}

---