Example usage for java.lang Double parseDouble

Introduction

In this page you can find the example usage for java.lang Double parseDouble.

Prototype

public static double parseDouble(String s) throws NumberFormatException

Source Link

Document

Returns a new double initialized to the value represented by the specified String , as performed by the valueOf method of class Double .

Usage

From source file:Main.java

public static double getDoubleFrom(CharSequence chars) {
    double val = 0;

    if (!"".equals(chars.toString())) {
        val = Double.parseDouble(chars.toString());
    }/*from   ww  w  .j  a va2  s  .com*/

    return val;
}

From source file:Main.java

/**
 * Parses the supplied xsd:double string and returns its value.
 * /*  w w  w  . ja v a 2 s.c o m*/
 * @param s
 *            A string representation of an xsd:double value.
 * @return The <tt>double</tt> value represented by the supplied string
 *         argument.
 * @throws NumberFormatException
 *             If the supplied string is not a valid xsd:double value.
 */
public static double parseDouble(String s) {
    s = trimPlusSign(s);
    return Double.parseDouble(s);
}

From source file:Main.java

private static Object convertValType(Object value, Class<?> fieldTypeClass) {
    Object retVal;// w  w  w .j av  a 2s. c  om
    if (Long.class == fieldTypeClass || long.class == fieldTypeClass) {
        retVal = Long.parseLong(value.toString());
    } else if (Integer.class == fieldTypeClass || int.class == fieldTypeClass) {
        retVal = Integer.parseInt(value.toString());
    } else if (Float.class == fieldTypeClass || float.class == fieldTypeClass) {
        retVal = Float.parseFloat(value.toString());
    } else if (Double.class == fieldTypeClass || double.class == fieldTypeClass) {
        retVal = Double.parseDouble(value.toString());
    } else {
        retVal = value;
    }
    return retVal;
}

From source file:Main.java

/**
 * Get value of specified attribute as double. If attribute isn't defined return defValue.
 * @param attribs NamedNodeMap//w  ww  .j a va  2  s . co  m
 * @param attributeName String
 * @param defValue double
 * @return double
 * @throws DOMException
 */
public static double getAttributeValueAsDouble(NamedNodeMap attribs, String attributeName, double defValue)
        throws DOMException {
    String v = getAttributeValue(attribs, attributeName);
    double result = defValue;

    if (v != null) {
        try {
            result = Double.parseDouble(v);
        } catch (NumberFormatException ex) {
        }
    }
    return result;
}

From source file:Main.java

static public double getDoubleTextContent(Element element) {
    return Double.parseDouble(getTrimmedTextContent(element));
}

From source file:Main.java

public static Double number(Element context, String expression, double defaultValue) {
    String value = string(context, expression);
    if (value == null)
        return defaultValue;
    return Double.parseDouble(value);
}

From source file:Main.java

/**
 * Convert input String to JSONObject, JSONArray, or String
 *
 * @param str/*from  w  w w . j a  v a2 s  .c  o  m*/
 *            JSON data in string format
 *
 * @return JSONArray or JSONObject or String
 */
static Object stringToJSON(String str) {
    try {
        return new JSONArray(str);
    } catch (JSONException e) {
    }
    try {
        return new JSONObject(str);
    } catch (JSONException ex) {
    }
    try {
        return Integer.parseInt(str);
    } catch (Exception ex) {
    }
    try {
        return Double.parseDouble(str);
    } catch (Exception ex) {
    }
    return str;
}

From source file:Main.java

/**
 *  Gets the node value as double./*w w w.  j  ava 2  s  .  co m*/
 *
 *@param  node              Description of the Parameter
 *@return                   The nodeValueAsDouble value
 *@exception  DOMException  Description of the Exception
 */
public final static double getNodeValueAsDouble(Node node) throws DOMException {
    if (node != null) {
        node = node.getFirstChild();
        if (node != null)
            return Double.parseDouble(node.getNodeValue());
    }
    return -1;
}

From source file:Main.java

public static Double getTotalWeightFromNBestLine(String nBestLine) {
    int firstIndexWeightSubstring = nBestLine.lastIndexOf(JOSHUA_SEPARATOR) + JOSHUA_SEPARATOR.length();
    String weightSubstring = nBestLine.substring(firstIndexWeightSubstring);
    return Double.parseDouble(weightSubstring);
}

From source file:Main.java

public static String decodeGpsAddress(String name, double coords[]) {
    /*/*from  w  w  w  . j  a  va  2 s  . co m*/
     * Match predictable GPS pattern of DDMMSS[N|S]DDDMMSS[E|W]
     */
    Matcher m = ICAO_GPS_PATTERN.matcher(name);
    if (m.matches()) {
        String label;
        try {
            label = m.group(1) == null ? "" : m.group(1);
            double lat_deg = Double.parseDouble(m.group(3)), lat_min = Double.parseDouble(m.group(4)),
                    lat_sec = Double.parseDouble(m.group(5)),
                    lat_south = m.group(6).equalsIgnoreCase("S") ? -1 : 1,
                    lon_deg = Double.parseDouble(m.group(7)), lon_min = Double.parseDouble(m.group(8)),
                    lon_sec = Double.parseDouble(m.group(9)),
                    lon_west = m.group(10).equalsIgnoreCase("W") ? -1 : 1;
            coords[0] = lon_west * truncGeo(lon_deg + lon_min / 60.0 + lon_sec / (60.0 * 60.0));
            coords[1] = lat_south * truncGeo(lat_deg + lat_min / 60.0 + lat_sec / (60.0 * 60.0));
        } catch (Exception e) {
            return null;
        }
        /*
         * Sane input
         */
        if ((!isLatitudeSane(coords[1])) || (!isLongitudeSane(coords[0]))) {
            return null;
        }
        return label;
    } else if (name.contains("&")) {
        String token[] = new String[2];
        token[1] = token[0] = name;
        if (name.contains("@")) {
            /*
             * This could be the geo point from maps
             */
            token = name.split("@");
        }
        /*
         * This is lon/lat destination
         */
        String tokens[] = token[1].split("&");

        try {
            coords[0] = Double.parseDouble(tokens[1]);
            coords[1] = Double.parseDouble(tokens[0]);
        } catch (Exception e) {
            return null;
        }

        /*
         * Sane input
         */
        if ((!isLatitudeSane(coords[1])) || (!isLongitudeSane(coords[0]))) {
            return null;
        }

        return token[0];

    }
    return null;
}