Example usage for java.text NumberFormat setMaximumFractionDigits

List of usage examples for java.text NumberFormat setMaximumFractionDigits

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Introduction

In this page you can find the example usage for java.text NumberFormat setMaximumFractionDigits.

Prototype

public void setMaximumFractionDigits(int newValue)

Source Link

Document

Sets the maximum number of digits allowed in the fraction portion of a number.

Usage

From source file:adalid.util.meta.sql.MetaFolderSql.java

public MetaFolderSql(String path) {
    NumberFormat nf = NumberFormat.getNumberInstance();
    nf.setMinimumFractionDigits(1);//from  w  w  w  .  java2 s  . com
    nf.setMaximumFractionDigits(2);
    logger.info("max-file-size=" + nf.format(MAX_FILE_SIZE_MEGAS) + "MB");
    rootFolder = PropertiesHandler.getRootFolder();
    if (rootFolder == null) {
        throw new RuntimeException("root folder is missing or invalid");
    }
    rootFolderPath = Paths.get(rootFolder.getPath());
    logger.info("root-folder=" + rootFolderPath);
    if (path == null) {
        throw new IllegalArgumentException("null folder path");
    } else {
        File file = new File(path);
        if (file.isAbsolute()) {
            metaFolder = file;
        } else {
            metaFolder = new File(rootFolder.getAbsolutePath(), path);
        }
    }
    metaFolderPath = Paths.get(metaFolder.getPath());
    logger.info("meta-folder=" + metaFolderPath);
    if (metaFolder.isDirectory()) {
        if (metaFolder.isHidden()) {
            throw new IllegalArgumentException(metaFolderPath + " is a hidden directory");
        }
    } else {
        throw new IllegalArgumentException(metaFolderPath + " is not a directory");
    }
    baseFolder = metaFolder.getParentFile();
    baseFolderPath = Paths.get(baseFolder.getPath());
    logger.info("base-folder=" + baseFolderPath);
    files = new TreeMap<>();
    folders = new TreeMap<>();
    fileTypes = new TreeMap<>();
    metaFolderWrapper = new FolderWrapper(metaFolder);
    folders.put(getRelativeToBasePath(metaFolder), metaFolderWrapper);
}

From source file:de.tor.tribes.ui.algo.TimeFrameVisualizer.java

private void renderDayMarkers(long pStart, long pEnd, Graphics2D pG2D) {
    Date d = new Date(pStart);
    d = DateUtils.setHours(d, 0);//w w  w .  j  a v a2  s.  co  m
    d = DateUtils.setMinutes(d, 0);
    d = DateUtils.setSeconds(d, 0);
    d = DateUtils.setMilliseconds(d, 0);

    for (long mark = d.getTime(); mark <= pEnd; mark += DateUtils.MILLIS_PER_HOUR) {
        int markerPos = Math.round((mark - pStart) / DateUtils.MILLIS_PER_MINUTE);
        pG2D.setColor(Color.YELLOW);
        pG2D.fillRect(markerPos, 20, 2, 10);
        pG2D.setColor(Color.WHITE);
        pG2D.setFont(pG2D.getFont().deriveFont(Font.BOLD, 10.0f));
        pG2D.fillRect(markerPos - 5, 15, 12, 10);
        pG2D.setColor(Color.BLACK);
        Calendar cal = Calendar.getInstance();
        cal.setTime(new Date(mark));
        NumberFormat f = NumberFormat.getNumberInstance();
        f.setMinimumIntegerDigits(2);
        f.setMaximumFractionDigits(2);
        pG2D.drawString(f.format(cal.get(Calendar.HOUR_OF_DAY)), markerPos - 5, 23);
    }

    long currentDay = d.getTime();
    while (currentDay < pEnd) {
        currentDay += DateUtils.MILLIS_PER_DAY;
        int markerPos = Math.round((currentDay - pStart) / DateUtils.MILLIS_PER_MINUTE);
        pG2D.setColor(new Color(123, 123, 123));
        pG2D.fillRect(markerPos, 15, 3, 30);
        SimpleDateFormat f = new SimpleDateFormat("dd.MM.yy");
        String dayLabel = f.format(currentDay);
        Rectangle2D labelBounds = pG2D.getFontMetrics().getStringBounds(dayLabel, pG2D);
        pG2D.setColor(Color.YELLOW);
        int labelWidth = (int) labelBounds.getWidth() + 5;
        pG2D.fillRect(markerPos - (int) Math.rint(labelWidth / 2), 15, labelWidth, 10);
        pG2D.setColor(Color.BLACK);
        pG2D.setFont(pG2D.getFont().deriveFont(Font.BOLD, 10.0f));
        pG2D.drawString(dayLabel, markerPos - (int) Math.rint(labelWidth / 2) + 2, 23);
    }
}

From source file:com.levien.audiobuffersize.AudioBufferSize.java

JitterMeasurement analyzeDrift(double[] arr, double forceRate) {
    final int startupSkip = 100;
    int n = arr.length / 4;
    // Do linear regression to find timing drift
    double xys = 0, xs = 0, ys = 0, x2s = 0;
    int count = n - startupSkip;
    for (int i = startupSkip; i < n; i++) {
        double x = i;
        double y = arr[i];
        xys += x * y;/*from w  w w  . ja  va 2s.  c o  m*/
        xs += x;
        ys += y;
        x2s += x * x;
    }
    double beta = (count * xys - xs * ys) / (count * x2s - xs * xs);
    double jitRate = forceRate == 0 ? beta : forceRate;
    //double alpha = (ys - beta * xs) / count;
    double minJit = 0;
    double maxJit = 0;
    for (int i = startupSkip; i < n; i++) {
        double err = jitRate * i - arr[i];
        if (i == startupSkip || err < minJit)
            minJit = err;
        if (i == startupSkip || err > maxJit)
            maxJit = err;
    }
    JitterMeasurement jm = new JitterMeasurement();
    jm.rate = beta;
    jm.jitter = maxJit - minJit;
    NumberFormat f = NumberFormat.getInstance();
    f.setMinimumFractionDigits(3);
    f.setMaximumFractionDigits(3);
    logUI("ms per tick = " + f.format(jm.rate * 1000) + "; jitter (lr) = " + f.format(jm.jitter * 1000));
    return jm;
}

From source file:net.sourceforge.fenixedu.presentationTier.renderers.inquiries.InquiryGroupResultsResumeRenderer.java

private void renderColoredTable(int absoluteScaleSize, QuestionResultsSummaryBean questionResultsSummaryBean,
        HtmlTableRow row, HtmlTableCell medianCell, int medianClass) {
    HtmlText medianText = new HtmlText("<b>" + questionResultsSummaryBean.getMedian().getValue() + "</b>");
    medianText.setEscaped(false);/*from  w  w w.  j  av a2s .com*/
    medianCell.setBody(medianText);
    medianCell.setClasses("x" + medianClass);

    int colClassesIter = absoluteScaleSize;
    for (InquiryResult inquiryResult : questionResultsSummaryBean.getAbsoluteScaleValues()) {
        HtmlTableCell absoluteValueCell = row.createCell();
        absoluteValueCell.setBody(new HtmlText(inquiryResult.getValue()));
        absoluteValueCell.setClasses("x" + colClassesIter);
        colClassesIter--;
    }

    HtmlTableCell scaleCells = row.createCell();
    final HtmlTable scaleTable = new HtmlTable();
    scaleCells.setBody(scaleTable);
    HtmlTableRow scaleRow = scaleTable.createRow();
    NumberFormat numberFormat = NumberFormat.getNumberInstance(Locale.getDefault());
    numberFormat.setMaximumFractionDigits(2);
    String div = "<div class=\"graph-bar-1" + questionResultsSummaryBean.getScaleValues().size() + "-";
    double scaleProportion = 100.0 / questionResultsSummaryBean.getScaleValues().size();
    int iter = 1;
    int firstCell = 1;
    for (InquiryResult inquiryResult : questionResultsSummaryBean.getScaleValues()) {
        HtmlTableCell scaleCell = scaleRow.createCell();
        Double value = Double.valueOf(inquiryResult.getValue()) * 100.0;
        int roundedValue = (int) StrictMath.round(value);
        String extraBarClass = "";
        if (iter == firstCell) {
            if (roundedValue != 0) {
                extraBarClass = " first-bar";
            } else {
                firstCell++;
            }
        }
        String finalDiv = div + iter + extraBarClass + "\">" + roundedValue + "%</div>";
        if ((roundedValue / scaleProportion) <= proportionBar) {
            finalDiv = div + iter + extraBarClass + "\"></div>";
        }

        HtmlText divText = new HtmlText(finalDiv);
        divText.setEscaped(false);
        scaleCell.setBody(divText);
        scaleCell.setStyle(roundedValue != 0 ? "width: " + roundedValue + "%;" : "display: none;");
        iter++;
    }
    setLastBarCellClass(scaleRow);
}

From source file:gov.nasa.arc.geocam.geocam.GeoCamMobile.java

private void updateLocation(Location location) {
    double lat, lon;
    int status;/* ww  w  . j  a  va  2s .  com*/

    if (location == null) {
        lat = 0.0;
        lon = 0.0;
        status = LocationProvider.TEMPORARILY_UNAVAILABLE;
    } else {
        mLocation = location;
        mLocationProvider = mLocation.getProvider();
        status = LocationProvider.AVAILABLE;
        lat = mLocation.getLatitude();
        lon = mLocation.getLongitude();
    }

    NumberFormat nf = NumberFormat.getInstance();
    nf.setMaximumFractionDigits(6);
    TextView latText = (TextView) findViewById(R.id.main_latitude_textview);
    TextView lonText = (TextView) findViewById(R.id.main_longitude_textview);
    latText.setText(nf.format(lat) + DEGREE_SYMBOL);
    lonText.setText(nf.format(lon) + DEGREE_SYMBOL);

    ((TextView) findViewById(R.id.main_location_provider_textview)).setText(mLocationProvider);
    TextView locationStatusText = ((TextView) findViewById(R.id.main_location_status_textview));
    switch (status) {
    case LocationProvider.AVAILABLE:
        locationStatusText.setText("available");
        break;
    case LocationProvider.TEMPORARILY_UNAVAILABLE:
        locationStatusText.setText("unavailable");
        break;
    case LocationProvider.OUT_OF_SERVICE:
        locationStatusText.setText("no service");
        break;
    default:
        locationStatusText.setText("unknown");
        break;
    }
}

From source file:com.opendoorlogistics.studio.components.geocoder.SearchResultsPanel.java

private void setTableModel() {
    final NumberFormat formatter = DecimalFormat.getInstance();
    formatter.setMaximumFractionDigits(4);

    // update table
    table.setModel(new AbstractTableModel() {

        @Override/*from  www  .  j  av  a  2  s . c  o  m*/
        public String getColumnName(int column) {
            switch (column) {
            case 0:
                return "Rank";

            case 1:
                return "Address";

            case 2:
                return "Latitude";

            case 3:
                return "Longitude";

            case 4:
                return "Class";

            case 5:
                return "Type";
            }
            throw new IndexOutOfBoundsException();
        }

        public Class<?> getColumnClass(int columnIndex) {
            return String.class;
        }

        @Override
        public Object getValueAt(int rowIndex, int column) {
            SearchResultPoint pnt = model.getSearchResults().get(rowIndex);
            switch (column) {
            case 0:
                return Integer.toString(rowIndex + 1);

            case 1:
                return pnt.getAddress();

            case 2:
                return formatter.format(pnt.getLatitude());

            case 3:
                return formatter.format(pnt.getLongitude());

            case 4:
                return pnt.getCls();

            case 5:
                return pnt.getType();
            }
            throw new IndexOutOfBoundsException();

        }

        @Override
        public int getRowCount() {
            return model.getSearchResults() != null ? model.getSearchResults().size() : 0;
        }

        @Override
        public int getColumnCount() {
            return 6;
        }
    });

    PackTableColumn.packAll(table, 6);

    if (table.getModel().getRowCount() > 0) {
        table.getSelectionModel().setSelectionInterval(0, 0);
    }

    readSelectedIntoModel();
}

From source file:com.oonusave.coupon.MyMapStore.java

public double formatFraction(double d) {
    try {//from  www . j  av a2s  .com
        NumberFormat nf = NumberFormat.getNumberInstance();
        nf.setGroupingUsed(false); // don't group by threes
        nf.setMinimumFractionDigits(5);
        nf.setMaximumFractionDigits(5);
        String sd = nf.format(d);
        return Double.valueOf(sd.trim()).doubleValue();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return d;
}

From source file:ca.wumbo.doommanager.client.controller.ConsoleController.java

/**
 * Takes whatever is in the text field and submits it.
 *//*from   ww  w .  j  a  v  a 2  s . c o  m*/
private void submitLineToConsole() {
    // Trim the string before using, also nulls shouldn't happen (but just in case).
    String text = textField.getText().trim().replace('\0', '?');

    // Ignore empty lines.
    if (text.isEmpty())
        return;

    // Remember what we submitted, most recent goes first.
    commandBuffer.add(text);

    // Reset due to submission of text.
    commandBufferIndex = commandBuffer.size();

    // Handle commands.
    switch (text.toLowerCase()) {
    case "clear":
        textArea.clear();
        break;

    case "connect": // Note: Debugging only.
        textArea.appendText("Starting connection to local host..." + System.lineSeparator());
        Optional<SelectionKey> key = clientSelector.openTCPConnection(
                new InetSocketAddress("localhost", Server.DEFAULT_LISTEN_PORT), new NetworkReceiver() {
                    @Override
                    public void signalConnectionTerminated() {
                        System.out.println("Test connection killed.");
                    }

                    @Override
                    public void receiveData(byte[] data) {
                        System.out.println("Got data: " + data.length + " = " + Arrays.toString(data));
                    }
                });
        if (key.isPresent()) {
            SelectionKey k = key.get();
            Platform.runLater(() -> {
                try {
                    Thread.sleep(2000);
                    clientSelector.writeData(k, new byte[] { 1, 2 });
                    System.out.println("Go forth...");
                } catch (Exception e) {
                    System.err.println("UGH");
                    e.printStackTrace();
                }
            });
        }
        textArea.appendText("Connection made = " + key.isPresent() + System.lineSeparator());
        break;

    case "copy":
        try {
            Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
            StringSelection stringSelection = new StringSelection(textArea.getText());
            clipboard.setContents(stringSelection, stringSelection);
            textArea.appendText("Copied to clipboard." + System.lineSeparator());
        } catch (Exception e) {
            textArea.appendText("Error: Unable to get system clipboard." + System.lineSeparator());
        }
        break;

    case "exit":
        coreController.exit();
        break;

    case "getconnections":
        int numKeys = clientSelector.getNumConnections();
        textArea.appendText("There " + (numKeys != 1 ? "are " : "is ") + numKeys + " key"
                + (numKeys != 1 ? "s." : ".") + System.lineSeparator());
        break;

    case "help":
        textArea.appendText("Commands:" + System.lineSeparator());
        textArea.appendText("    clear - Clears the console" + System.lineSeparator());
        textArea.appendText("    copy - Copies all the content to your clipboard" + System.lineSeparator());
        textArea.appendText("    exit - Exits the program" + System.lineSeparator());
        textArea.appendText("    getconnections - Lists the connections available" + System.lineSeparator());
        textArea.appendText("    help - Shows this help" + System.lineSeparator());
        textArea.appendText("    history - Prints command history for " + MAX_COMMANDS_REMEMBERED + " entries"
                + System.lineSeparator());
        textArea.appendText("    memory - Get current memory statistics" + System.lineSeparator());
        textArea.appendText("    version - Gets the version information" + System.lineSeparator());
        break;

    case "history":
        if (commandBuffer.size() <= 1) {
            textArea.appendText("No history to display" + System.lineSeparator());
            break;
        }
        textArea.appendText("History:" + System.lineSeparator());
        for (int i = 0; i < commandBuffer.size() - 1; i++)
            textArea.appendText("    " + commandBuffer.get(i) + System.lineSeparator()); // Print everything but the last command (which was this).
        break;

    case "memory":
        NumberFormat nf = NumberFormat.getInstance();
        nf.setMaximumFractionDigits(2);
        nf.setMinimumFractionDigits(2);
        long totalMem = Runtime.getRuntime().totalMemory();
        long usedMem = totalMem - Runtime.getRuntime().freeMemory();
        long maxMem = Runtime.getRuntime().maxMemory();
        double megabyte = 1024.0 * 1024.0;
        textArea.appendText("Memory statistics:" + System.lineSeparator());
        textArea.appendText(
                "    Memory used: " + nf.format(Math.abs(((double) usedMem / (double) maxMem)) * 100.0) + "%"
                        + System.lineSeparator());
        textArea.appendText(
                "    " + nf.format(usedMem / megabyte) + " mb (used memory)" + System.lineSeparator());
        textArea.appendText(
                "    " + nf.format(maxMem / megabyte) + " mb (max memory)" + System.lineSeparator());
        break;

    // DEBUG
    case "startserver":
        if (Start.getParsedRuntimeArgs().isClientServer()) {
            if (!serverManager.isInitialized()) {
                try {
                    textArea.appendText("Starting server on port " + Server.DEFAULT_LISTEN_PORT + "."
                            + System.lineSeparator());
                    serverManager.initialize();
                } catch (Exception e) {
                    textArea.appendText("Unable to initialize server." + System.lineSeparator());
                    textArea.appendText("    " + e.getMessage() + System.lineSeparator());
                }
            }

            if (serverManager.isInitialized()) {
                if (!serverManager.isRunning()) {
                    textArea.appendText("Running server on port " + Server.DEFAULT_LISTEN_PORT + "."
                            + System.lineSeparator());
                    try {
                        new Thread(serverManager, "ClientConsoleServer").start();
                        textArea.appendText("Successfully set up server." + System.lineSeparator());
                    } catch (Exception e) {
                        textArea.appendText("Error setting up server:" + System.lineSeparator());
                        textArea.appendText("    " + e.getMessage() + System.lineSeparator());
                    }
                } else {
                    textArea.appendText("Server is already running." + System.lineSeparator());
                }
            } else {
                textArea.appendText("Server not initialized, cannot run." + System.lineSeparator());
            }
        }
        break;

    // DEBUG
    case "stopserver":
        if (Start.getParsedRuntimeArgs().isClientServer()) {
            if (serverManager.isInitialized() && serverManager.isRunning()) {
                serverManager.requestServerTermination();
                textArea.appendText("Requested server termination." + System.lineSeparator());
            } else {
                textArea.appendText(
                        "Cannot stop server, it has not been initialized or started." + System.lineSeparator());
            }
        }
        break;

    case "version":
        textArea.appendText(applicationTitle + " version: " + applicationVersion + System.lineSeparator());
        break;

    default:
        textArea.appendText("Unknown command: " + text + System.lineSeparator());
        textArea.appendText("Type 'help' for commands" + System.lineSeparator());
        break;
    }

    textField.clear();
}

From source file:javacommon.excel.ExcelReader.java

/**
 * ???/* w w  w  . jav a 2s  .  c  om*/
 *
 * @param c ?
 * @return
 */
private String getCellStringFormatValue(Cell c) {
    if (c == null) {
        return "";
    }
    String value = null;
    NumberFormat nf = NumberFormat.getInstance();
    nf.setGroupingUsed(false);
    nf.setMaximumFractionDigits(12);
    switch (c.getCellType()) {
    case Cell.CELL_TYPE_BOOLEAN:
        value = String.valueOf(c.getBooleanCellValue());
        break;
    case Cell.CELL_TYPE_NUMERIC:
        if (DateUtil.isCellDateFormatted(c)) {
            return DateFormatUtils.ISO_DATE_FORMAT.format(c.getDateCellValue());
        } else if ("@".equals(c.getCellStyle().getDataFormatString())) {
            value = nf.format(c.getNumericCellValue());
        } else if ("General".equals(c.getCellStyle().getDataFormatString())) {
            value = nf.format(c.getNumericCellValue());
        } else if (ArrayUtils.contains(ExcelConstants.DATE_PATTERNS, c.getCellStyle().getDataFormatString())) {
            value = DateFormatUtils.format(HSSFDateUtil.getJavaDate(c.getNumericCellValue()),
                    c.getCellStyle().getDataFormatString());
        } else {
            value = nf.format(c.getNumericCellValue());
        }
        break;
    case Cell.CELL_TYPE_STRING:
        value = c.getStringCellValue();
        break;
    case Cell.CELL_TYPE_FORMULA:
        return c.getCellFormula();
    }
    return value == null ? "" : value.trim();
}

From source file:javacommon.excel.ExcelReader.java

/**
 * ???/*  w ww .  ja v a2  s  . c  o m*/
 *
 * @param c ?
 * @return
 */
private String getCellStringValue(Cell c) {
    if (c == null) {
        return "";
    }
    String value = null;
    NumberFormat nf = NumberFormat.getInstance();
    nf.setGroupingUsed(false);
    nf.setMaximumFractionDigits(12);
    switch (c.getCellType()) {
    case Cell.CELL_TYPE_BOOLEAN:
        value = String.valueOf(c.getBooleanCellValue());
        break;
    case Cell.CELL_TYPE_NUMERIC:
        if (DateUtil.isCellDateFormatted(c)) {
            return DateFormatUtils.ISO_DATE_FORMAT.format(c.getDateCellValue());
        } else if ("@".equals(c.getCellStyle().getDataFormatString())) {
            value = nf.format(c.getNumericCellValue());
        } else if ("General".equals(c.getCellStyle().getDataFormatString())) {
            value = nf.format(c.getNumericCellValue());
        } else if (ArrayUtils.contains(ExcelConstants.DATE_PATTERNS, c.getCellStyle().getDataFormatString())) {
            value = DateFormatUtils.format(HSSFDateUtil.getJavaDate(c.getNumericCellValue()),
                    c.getCellStyle().getDataFormatString());
        } else {
            value = nf.format(c.getNumericCellValue());
        }
        break;
    case Cell.CELL_TYPE_STRING:
        value = c.getStringCellValue();
        break;
    case Cell.CELL_TYPE_FORMULA:
        value = c.getCellFormula();
        break;
    }
    return value == null ? "" : value.trim();
}