Examples of org.jfree.data.category.DefaultCategoryDataset.removeColumn()

Class org.jfree.data.category.DefaultCategoryDataset

Examples of org.jfree.data.category.DefaultCategoryDataset.removeColumn()

org.jfree.data.category.DefaultCategoryDataset.removeColumn()
Removes a column from the dataset and sends a {@link DatasetChangeEvent}to all registered listeners. @param columnIndex the column index. @see #removeRow(int)

     */
    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);
    }


    /**

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    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");

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        d.removeColumn("C2");
        assertEquals(1, d.getColumnCount());


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

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        }
        assertTrue(pass);


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

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     */
    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);
    }


    /**

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    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");

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        d.removeColumn("C2");
        assertEquals(1, d.getColumnCount());


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

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        }
        assertTrue(pass);


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

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    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;

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    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");

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