Examples with NumberFormat java.text.NumberFormat used on opensource projects

Example 71 with NumberFormat

use of java.text.NumberFormat in project cogtool by cogtool.

the class CogTool method getMemoryUsage.

public static String getMemoryUsage() {
    Runtime rt = Runtime.getRuntime();
    long max = rt.maxMemory();
    long free = rt.freeMemory();
    long total = rt.totalMemory();
    double used = (100.0 * (total - free)) / total;
    NumberFormat fmt = NumberFormat.getInstance();
    fmt.setMinimumIntegerDigits(1);
    fmt.setMinimumFractionDigits(2);
    fmt.setMaximumFractionDigits(2);
    fmt.setGroupingUsed(true);
    StringBuilder result = new StringBuilder(L10N.get("CT.Memory", "Memory usage: "));
    // TODO this is not properly locale sensitive, as it assumes US
    //      conventions for percent format and lists
    result.append(fmt.format(used));
    result.append(L10N.get("CT.PercentOf", "% of "));
    result.append(fmt.format(total / 1000000.0));
    result.append(";  ");
    result.append(fmt.format(max / 1000000.0));
    return result.toString();
}

Example 72 with NumberFormat

use of java.text.NumberFormat in project Openfire by igniterealtime.

the class StatsAction method getLowAndHigh.

/**
     * Given a statistic key and a start date, end date and number of datapoints, returns
     * a String[] containing the low and high values (in that order) for the given time period.
     * 
     * @param key the name of the statistic to return high and low values for.
     * @param timePeriod start date, end date and number of data points.
     * @return low and high values for the given time period / number of datapoints
     */
public static String[] getLowAndHigh(String key, long[] timePeriod) {
    MonitoringPlugin plugin = (MonitoringPlugin) XMPPServer.getInstance().getPluginManager().getPlugin(MonitoringConstants.NAME);
    StatsViewer viewer = (StatsViewer) plugin.getModule(StatsViewer.class);
    Statistic.Type type = viewer.getStatistic(key)[0].getStatType();
    double[] lows = viewer.getMin(key, timePeriod[0], timePeriod[1], (int) timePeriod[2]);
    double[] highs = viewer.getMax(key, timePeriod[0], timePeriod[1], (int) timePeriod[2]);
    String low;
    NumberFormat format = NumberFormat.getNumberInstance();
    format.setMaximumFractionDigits(0);
    if (lows.length > 0) {
        if (type == Statistic.Type.count) {
            double result = 0;
            for (int i = 0; i < lows.length; i++) {
                result += lows[i];
            }
            low = String.valueOf((int) result);
        } else {
            double l = 0;
            for (int i = 0; i < lows.length; i++) {
                if (Double.isNaN(lows[i])) {
                    lows[i] = 0;
                }
                l += lows[i];
            }
            low = format.format(l);
        }
    } else {
        low = String.valueOf(0);
    }
    String high;
    if (highs.length > 0) {
        if (type == Statistic.Type.count) {
            double result = 0;
            for (int i = 0; i < highs.length; i++) {
                result += highs[i];
            }
            high = String.valueOf((int) result);
        } else {
            double h = 0;
            for (int i = 0; i < highs.length; i++) {
                if (Double.isNaN(highs[i])) {
                    highs[i] = 0;
                }
                h += highs[i];
            }
            high = format.format(h);
        }
    } else {
        high = String.valueOf(0);
    }
    return new String[] { low, high };
}

Example 73 with NumberFormat

use of java.text.NumberFormat in project head by mifos.

the class Money method toString.

public String toString(Short digitsAfterDecimal) {
    // FIXME string formating based on Accounting rule should be done in
    // MoneyUtil class
    // only string representation of BigDecimal should be returned here
    double doubleValue = amount.doubleValue();
    String format = "%." + digitsAfterDecimal.toString() + "f";
    String formatStr = String.format(Locale.ENGLISH, format, 0.0);
    NumberFormat numberFormat = NumberFormat.getInstance(Locale.ENGLISH);
    DecimalFormat decimalFormat = null;
    if (numberFormat instanceof DecimalFormat) {
        decimalFormat = ((DecimalFormat) numberFormat);
        decimalFormat.applyPattern(formatStr);
        return decimalFormat.format(doubleValue);
    }
    return numberFormat.format(doubleValue);
}

Example 74 with NumberFormat

use of java.text.NumberFormat in project android-oss by kickstarter.

the class NumberUtils method flooredPercentage.

@NonNull
public static String flooredPercentage(final float value, @NonNull final Locale locale) {
    final NumberFormat numberFormat = NumberFormat.getPercentInstance(locale);
    numberFormat.setRoundingMode(RoundingMode.DOWN);
    return numberFormat.format(value / 100);
}

Example 75 with NumberFormat

use of java.text.NumberFormat in project Openfire by igniterealtime.

the class QueryResult method getRelevanceAsPercentage.

/**
     * Returns the relevance as a percentage (no decimal places) formatted according
     * to the locale passed in.
     *
     * @param locale the locale to use to format the percentage.
     * @return the formatted percentage as a String.
     */
public String getRelevanceAsPercentage(Locale locale) {
    NumberFormat format = DecimalFormat.getPercentInstance(locale);
    format.setMaximumFractionDigits(0);
    return format.format(relevance);
}