Example usage for java.lang Double toString

Introduction

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

Prototype

public String toString()

Source Link

Document

Returns a string representation of this Double object.

Usage

From source file:Main.java

/**
 * Return the data stored in the cursor at the given index and given position
 * (ie the given row which the cursor is currently on) as null OR a String.
 * <p>/*from w  w  w.  j  a  va 2 s .  c  o  m*/
 * NB: Currently only checks for Strings, long, int, and double.
 *
 * @param c
 * @param i
 * @return
 */
@SuppressLint("NewApi")
public static String getIndexAsString(Cursor c, int i) {
    // If you add additional return types here be sure to modify the javadoc.
    if (i == -1)
        return null;
    if (c.isNull(i)) {
        return null;
    }
    switch (c.getType(i)) {
    case Cursor.FIELD_TYPE_STRING:
        return c.getString(i);
    case Cursor.FIELD_TYPE_FLOAT: {
        // the static version of this seems to have problems...
        Double d = c.getDouble(i);
        String v = d.toString();
        return v;
    }
    case Cursor.FIELD_TYPE_INTEGER: {
        // the static version of this seems to have problems...
        Long l = c.getLong(i);
        String v = l.toString();
        return v;
    }
    case Cursor.FIELD_TYPE_NULL:
        return c.getString(i);
    default:
    case Cursor.FIELD_TYPE_BLOB:
        throw new IllegalStateException("Unexpected data type in SQLite table");
    }
}

From source file:Math.Entropy.java

private static String GetEntropyValuesCode(ArrayList<Double> values) {
    Double a = values.get(0);
    Double b = values.get(1);// w w w.jav  a 2  s . c  om
    return (a >= b) ? a.toString() + "," + b.toString() + "" : b.toString() + "," + a.toString() + "";
}

From source file:com.fpuna.preproceso.util.Util.java

public static Double calculateShannonEntropy(double valuesD[]) {
    Map<String, Integer> map = new HashMap<String, Integer>();

    List<String> values = new ArrayList<String>();
    for (Double d : valuesD) {
        values.add(d.toString());
    }//  www .  java  2  s .  c o m

    // count the occurrences of each value
    for (String sequence : values) {
        if (!map.containsKey(sequence)) {
            map.put(sequence, 0);
        }
        map.put(sequence, map.get(sequence) + 1);
    }

    // calculate the entropy
    Double result = 0.0;
    for (String sequence : map.keySet()) {
        Double frequency = (double) map.get(sequence) / values.size();
        result -= frequency * (Math.log(frequency) / Math.log(2));
    }

    return result;
}

From source file:com.autentia.wuija.trace.persistence.OperationalTraceBuilder.java

public static OperationalTraceParams generateParam(String paramName, Operator operator, Double param) {
    return generateParam(paramName, operator, param.toString());
}

From source file:Main.java

public static Double div(Double v1, Double v2, int scale) {
    if (scale < 0) {
        throw new IllegalArgumentException("The scale must be a positive integer or zero");
    }//  w ww. ja va2  s .co  m
    BigDecimal b1 = new BigDecimal(v1.toString());
    BigDecimal b2 = new BigDecimal(v2.toString());
    return Double.valueOf(b1.divide(b2, scale, BigDecimal.ROUND_HALF_UP).doubleValue());
}

From source file:de.cismet.lagis.cidsmigtest.StandartTypToStringTester.java

/**
 * DOCUMENT ME!/*from  ww w.  ja v a  2s  .  co m*/
 *
 * @param   object  DOCUMENT ME!
 *
 * @return  DOCUMENT ME!
 */
public static String getStringOf(final Double object) {
    if (object == null) {
        return null;
    } else {
        return "(Double) " + object.toString();
    }
}

From source file:com.hotelbeds.hotelapimodel.auto.util.AssignUtils.java

public static String getString(final Double number) {
    return number != null ? number.toString() : null;
}

From source file:it.blogspot.geoframe.key.Key.java

private static String[] splitRealNumberIntoIntegerAndFractional(final Double value) {
    String tmpString = value.toString();
    return tmpString.split("\\.");
}

From source file:com.github.ipaas.ifw.util.IPUtil.java

/**
 * IP???/*from w ww .j  a v  a  2  s.  c  om*/
 * 
 * @param ip
 * @return
 */
public static long convertIpToInt(String ip) {
    // IP
    String[] ipArray = StringUtils.split(ip, '.');
    // IP
    long ipInt = 0;
    // 
    try {
        for (int i = 0; i < ipArray.length; i++) {
            if (ipArray[i] == null || ipArray[i].trim().equals("")) {
                ipArray[i] = "0";
            }
            if (new Integer(ipArray[i].toString()).intValue() < 0) {
                Double j = new Double(Math.abs(new Integer(ipArray[i].toString()).intValue()));
                ipArray[i] = j.toString();
            }
            if (new Integer(ipArray[i].toString()).intValue() > 255) {
                ipArray[i] = "255";
            }
        }
        ipInt = new Double(ipArray[0]).longValue() * 256 * 256 * 256
                + new Double(ipArray[1]).longValue() * 256 * 256 + new Double(ipArray[2]).longValue() * 256
                + new Double(ipArray[3]).longValue();
        // 
    } catch (Exception e) {
        e.printStackTrace();
    }
    return ipInt;
}

From source file:com.aurel.track.admin.server.status.ServerStatusBL.java

private static void loadDatabaseInfo(ServerStatusTO serverStatusTO) {
    Connection conn = null;// ww w .  j a v  a2  s.co  m
    try {
        conn = Torque.getConnection(BaseTSitePeer.DATABASE_NAME);
        DatabaseMetaData dbm = conn.getMetaData();
        serverStatusTO.setDatabase(dbm.getDatabaseProductName() + " " + dbm.getDatabaseProductVersion());
        serverStatusTO.setJdbcDriver(dbm.getDriverName() + " " + dbm.getDriverVersion());
        serverStatusTO.setJdbcUrl(dbm.getURL());
    } catch (Exception e) {
        LOGGER.error("Problem retrieving database meta data: " + e.getMessage());
    } finally {
        if (conn != null) {
            Torque.closeConnection(conn);
        }
    }
    Double ping = loadPing();
    serverStatusTO.setPingTime(ping.toString() + " ms");
}