Example usage for java.lang Number doubleValue

Introduction

In this page you can find the example usage for java.lang Number doubleValue.

Prototype

public abstract double doubleValue();

Source Link

Document

Returns the value of the specified number as a double .

Usage

From source file:org.ietr.preesm.mapper.ui.MyGanttRenderer.java

/**
 * Draws the tasks/subtasks for one item.
 * /*w w w  .  ja  v  a2  s  .c o m*/
 * @param g2
 *            the graphics device.
 * @param state
 *            the renderer state.
 * @param dataArea
 *            the data plot area.
 * @param plot
 *            the plot.
 * @param domainAxis
 *            the domain axis.
 * @param rangeAxis
 *            the range axis.
 * @param dataset
 *            the data.
 * @param row
 *            the row index (zero-based).
 * @param column
 *            the column index (zero-based).
 */
@Override
protected void drawTasks(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea,
        CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, GanttCategoryDataset dataset, int row,
        int column) {

    int count = dataset.getSubIntervalCount(row, column);
    if (count == 0) {
        drawTask(g2, state, dataArea, plot, domainAxis, rangeAxis, dataset, row, column);
    }

    for (int subinterval = 0; subinterval < count; subinterval++) {

        RectangleEdge rangeAxisLocation = plot.getRangeAxisEdge();

        // value 0
        Number value0 = dataset.getStartValue(row, column, subinterval);
        if (value0 == null) {
            return;
        }
        double translatedValue0 = rangeAxis.valueToJava2D(value0.doubleValue(), dataArea, rangeAxisLocation);

        // value 1
        Number value1 = dataset.getEndValue(row, column, subinterval);
        if (value1 == null) {
            return;
        }
        double translatedValue1 = rangeAxis.valueToJava2D(value1.doubleValue(), dataArea, rangeAxisLocation);

        if (translatedValue1 < translatedValue0) {
            double temp = translatedValue1;
            translatedValue1 = translatedValue0;
            translatedValue0 = temp;
        }

        double rectStart = calculateBarW0(plot, plot.getOrientation(), dataArea, domainAxis, state, row,
                column);
        double rectLength = Math.abs(translatedValue1 - translatedValue0);
        double rectBreadth = state.getBarWidth();

        // DRAW THE BARS...
        RoundRectangle2D bar = null;

        bar = new RoundRectangle2D.Double(translatedValue0, rectStart, rectLength, rectBreadth, 10.0, 10.0);

        /* Paint seriesPaint = */getItemPaint(row, column);

        if (((TaskSeriesCollection) dataset).getSeriesCount() > 0)
            if (((TaskSeriesCollection) dataset).getSeries(0).getItemCount() > column)
                if (((TaskSeriesCollection) dataset).getSeries(0).get(column).getSubtaskCount() > subinterval) {
                    g2.setPaint(getRandomBrightColor(((TaskSeriesCollection) dataset).getSeries(0).get(column)
                            .getSubtask(subinterval).getDescription()));

                }
        g2.fill(bar);

        if (isDrawBarOutline() && state.getBarWidth() > BAR_OUTLINE_WIDTH_THRESHOLD) {
            g2.setStroke(getItemStroke(row, column));
            g2.setPaint(getItemOutlinePaint(row, column));
            g2.draw(bar);
        }

        // Displaying the tooltip inside the bar if enough space is
        // available
        if (getToolTipGenerator(row, column) != null) {
            // Getting the string to display
            String tip = getToolTipGenerator(row, column).generateToolTip(dataset, subinterval, column);

            // Truncting the string if it is too long
            String subtip = "";
            if (rectLength > 0) {
                double percent = (g2.getFontMetrics().getStringBounds(tip, g2).getWidth() + 10) / rectLength;

                if (percent > 1.0) {
                    subtip = tip.substring(0, (int) (tip.length() / percent));
                } else if (percent > 0) {
                    subtip = tip;
                }

                // Setting font and color
                Font font = new Font("Garamond", Font.BOLD, 12);
                g2.setFont(font);
                g2.setColor(Color.WHITE);

                // Testing width and displaying
                if (!subtip.isEmpty()) {
                    g2.drawString(subtip, (int) translatedValue0 + 5,
                            (int) rectStart + g2.getFontMetrics().getHeight());
                }
            }
        }

        // collect entity and tool tip information...
        if (state.getInfo() != null) {
            EntityCollection entities = state.getEntityCollection();
            if (entities != null) {
                String tip = null;
                if (getToolTipGenerator(row, column) != null) {
                    tip = getToolTipGenerator(row, column).generateToolTip(dataset, subinterval, column);
                }
                String url = null;
                if (getItemURLGenerator(row, column) != null) {
                    url = getItemURLGenerator(row, column).generateURL(dataset, row, column);
                }
                CategoryItemEntity entity = new CategoryItemEntity(bar, tip, url, dataset,
                        dataset.getRowKey(row), dataset.getColumnKey(column));
                entities.add(entity);
            }
        }
    }

}

---

From source file:org.jfree.chart.demo.SampleXYSymbolicDataset.java

/**
 * Returns the x-value (as a double primitive) for an item within a series.
 * /*from ww w. j  a va  2  s . c  o m*/
 * @param series
 *           the series (zero-based index).
 * @param item
 *           the item (zero-based index).
 * @return The x-value.
 */
public double getX(int series, int item) {
    double result = Double.NaN;
    Number x = getXValue(series, item);
    if (x != null) {
        result = x.doubleValue();
    }
    return result;
}

---

From source file:org.jfree.chart.demo.SampleXYSymbolicDataset.java

/**
 * Returns the y-value (as a double primitive) for an item within a series.
 * //  w  w  w.  ja  v a2 s .co  m
 * @param series
 *           the series (zero-based index).
 * @param item
 *           the item (zero-based index).
 * @return The y-value.
 */
public double getY(int series, int item) {
    double result = Double.NaN;
    Number y = getYValue(series, item);
    if (y != null) {
        result = y.doubleValue();
    }
    return result;
}

---

From source file:io.coala.random.impl.RandomDistributionFactoryImpl.java

@Override
public RandomNumberDistribution<Integer> getBinomial(final RandomNumberStream rng, final Number trials,
        final Number p) {
    final IntegerDistribution dist = new BinomialDistribution(
            RandomNumberStream.Util.asCommonsRandomGenerator(rng), trials.intValue(), p.doubleValue());
    return new RandomNumberDistribution<Integer>() {
        @Override//from  w ww .  j  a v a  2  s .c o  m
        public Integer draw() {
            return dist.sample();
        }
    };
}

---

From source file:edu.uci.ics.jung.algorithms.scoring.DistanceCentralityScorer.java

/**
 * Calculates the score for the specified vertex.  Returns {@code null} if 
 * there are missing distances and such are not ignored by this instance.
 */// w w  w. j  a v a  2 s  . c o m
public Double getVertexScore(V v) {
    Double value = output.get(v);
    if (value != null) {
        if (value < 0)
            return null;
        return value;
    }

    Map<V, Number> v_distances = new HashMap<V, Number>(distance.getDistanceMap(v));
    if (ignore_self_distances)
        v_distances.remove(v);

    // if we don't ignore missing distances and there aren't enough
    // distances, output null (shortcut)
    if (!ignore_missing) {
        int num_dests = graph.getVertexCount() - (ignore_self_distances ? 1 : 0);
        if (v_distances.size() != num_dests) {
            output.put(v, -1.0);
            return null;
        }
    }

    Double sum = 0.0;
    for (V w : graph.getVertices()) {
        if (w.equals(v) && ignore_self_distances)
            continue;
        Number w_distance = v_distances.get(w);
        if (w_distance == null)
            if (ignore_missing)
                continue;
            else {
                output.put(v, -1.0);
                return null;
            }
        else
            sum += w_distance.doubleValue();
    }
    value = sum;
    if (averaging)
        value /= v_distances.size();

    double score = value == 0 ? Double.POSITIVE_INFINITY : 1.0 / value;
    output.put(v, score);

    return score;
}

---

From source file:main.java.edu.isistan.genCom.redSocial.RedSocial.java

/**
 * Returns the degree of reachability by getting the distances of every pair of vertices in the network when a vertices set is removed
 * network//from   w w  w .j a v  a 2s  .c  o m
 * 
 * Degree of reachability by Borgatti
 * 
 * @param comission
 *            Nodes to be removed
 * @return List of distances
 */
public List<Double> getDegreeOfReachability(List<Investigador> comission) {
    List<Double> distancias = new ArrayList<>();

    try {
        RedSocial reduced = null;

        reduced = (RedSocial) this.clone();

        Set<Investigador> invSet = new HashSet<>(getNodos());
        invSet.removeAll(comission);

        reduced.reducirA(invSet);

        UnweightedShortestPath<Investigador, String> uWSP = new UnweightedShortestPath(reduced.getRed());

        List<Investigador> nodos = reduced.getNodos();

        for (int i = 0; i < nodos.size(); i++) {
            Investigador inv1 = nodos.get(i);

            for (int j = 0; j < i; j++) {
                Investigador inv2 = nodos.get(j);

                Number dist = uWSP.getDistance(inv1, inv2);

                Double d = dist != null ? dist.doubleValue() : Double.POSITIVE_INFINITY;

                distancias.add(d);
            }
        }

    } catch (CloneNotSupportedException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    return distancias;
}

---

From source file:io.coala.random.impl.RandomDistributionFactoryImpl.java

@Override
public RandomNumberDistribution<Integer> getPoisson(final RandomNumberStream rng, final Number alpha,
        final Number beta) {
    final IntegerDistribution dist = new BinomialDistribution(
            RandomNumberStream.Util.asCommonsRandomGenerator(rng), alpha.intValue(), beta.doubleValue());
    return new RandomNumberDistribution<Integer>() {
        @Override/* www  .j  a v a2s  . c  o m*/
        public Integer draw() {
            return dist.sample();
        }
    };
}

---

From source file:com.isentropy.accumulo.test.AccumuloMapTest.java

public void testFixedPointSerde(Connector c) throws AccumuloException, AccumuloSecurityException {
    AccumuloSortedMap asm = new AccumuloSortedMap(c, "testfp" + Util.randomHexString(10));
    SerDe s = new FixedPointSerde();
    byte zero = 0;
    asm.setKeySerde(s).setValueSerde(s);
    asm.put(-2, "minus two");
    asm.put(-1.5f, "minus one point 5");
    asm.put(-1, "minus one");
    asm.put(zero, "zero");
    asm.put(1l, "one");
    asm.put(2, "two");
    asm.put(1.4, "one point 4");
    asm.put("a", "A");
    asm.put("aa", "AA");
    asm.put("b", "bbb");
    asm.put("abb", "Abb");

    byte[] byteKey = "bytes".getBytes();
    asm.put(byteKey, "bytessss".getBytes());

    AccumuloSortedMap<Number, Object> numbers = asm.subMap(-3, 3);
    assertTrue(numbers.size() == 7);//from w w w .  j  a va 2s . c o  m
    Iterator<Number> it = numbers.keySet().iterator();
    assertTrue(it.next().equals(-2l));
    assertTrue(it.next().equals(-1.5));
    Double prev = null;
    for (Number n : numbers.keySet()) {
        double d = n.doubleValue();
        if (prev != null && prev > d)
            fail();
        prev = d;
    }
}

---

From source file:org.pentaho.plugin.jfreereport.reportcharts.backport.StackedAreaRenderer.java

/**
 * Calculates the stacked values (one positive and one negative) of all series up to, but not including,
 * <code>series</code> for the specified item. It returns [0.0, 0.0] if <code>series</code> is the first series.
 *
 * @param dataset the dataset (<code>null</code> not permitted).
 * @param series  the series index./*from  w w w  . ja  v a 2  s  . c  o  m*/
 * @param index   the item index.
 * @return An array containing the cumulative negative and positive values for all series values up to but excluding
 * <code>series</code> for <code>index</code>.
 */
protected double[] getStackValues(final CategoryDataset dataset, final int series, final int index) {
    final double[] result = new double[2];
    double total = 0.0;
    if (this.renderAsPercentages) {
        total = DataUtilities.calculateColumnTotal(dataset, index);
    }
    for (int i = 0; i < series; i++) {
        if (isSeriesVisible(i)) {
            double v = 0.0;
            final Number n = dataset.getValue(i, index);
            if (n != null) {
                v = n.doubleValue();
                if (this.renderAsPercentages) {
                    v = v / total;
                }
            }
            if (!Double.isNaN(v)) {
                if (v >= 0.0) {
                    result[1] += v;
                } else {
                    result[0] += v;
                }
            }
        }
    }
    return result;
}

---

From source file:io.coala.time.AbstractInstant.java

/** @see Instant#minus(Number, TimeUnit) */
@Override//from   w w w . j  a  va 2 s  .  c o  m
public THIS minus(final Number value, final TimeUnit unit) {
    return plus(-value.doubleValue(), unit);
}

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