Example usage for java.lang Double valueOf

Introduction

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

Prototype

@HotSpotIntrinsicCandidate
public static Double valueOf(double d) 

Source Link

Document

Returns a Double instance representing the specified double value.

Usage

From source file:gda.spring.propertyeditors.RealVectorPropertyEditor.java

@Override
public void setAsText(String text) throws IllegalArgumentException {
    if (StringUtils.hasText(text)) {
        try {/*  w  w  w .  j av  a2 s .  co  m*/
            // remove spaces
            text = text.replace(" ", "");

            // remove leading/trailing braces
            text = text.replace("{", "").replace("}", "");

            String[] valueStrings = text.split(",");
            double[] values = new double[valueStrings.length];
            for (int j = 0; j < valueStrings.length; j++) {
                values[j] = Double.valueOf(valueStrings[j]);
            }

            RealVector vector = MatrixUtils.createRealVector(values);
            setValue(vector);
        } catch (Throwable e) {
            throw new IllegalArgumentException(
                    "Could not convert " + StringUtils.quote(text) + " to a RealVector", e);
        }
    } else {
        setValue(null);
    }
}

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From source file:com.acc.populator.AbstractHttpRequestDataPopulator.java

protected Double updateDoubleValueFromRequest(final HttpServletRequest request, final String paramName,
        final Double defaultValue) {
    final String booleanString = updateStringValueFromRequest(request, paramName, null);
    if (booleanString == null) {
        return defaultValue;
    }/* w w  w  . j  a  va  2s .c o m*/
    return Double.valueOf(booleanString);
}

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From source file:ml.shifu.shifu.core.binning.obj.NumBinInfo.java

public static List<NumBinInfo> constructNumBinfo(String binsData, char fieldSeparator) {
    List<NumBinInfo> binInfos = new ArrayList<NumBinInfo>();

    List<Double> thresholds = new ArrayList<Double>();
    thresholds.add(Double.NEGATIVE_INFINITY);

    if (StringUtils.isNotBlank(binsData)) {
        String[] fields = StringUtils.split(binsData, fieldSeparator);
        if (fields != null) {
            for (String field : fields) {
                Double val = null;
                try {
                    val = Double.valueOf(field);
                    thresholds.add(val);
                } catch (Exception e) {
                    // skip illegal double
                }/*from www. j a  v a  2 s.  com*/
            }
        }
    }

    thresholds.add(Double.POSITIVE_INFINITY);
    Collections.sort(thresholds);

    for (int i = 0; i < thresholds.size() - 1; i++) {
        binInfos.add(new NumBinInfo(thresholds.get(i), thresholds.get(i + 1)));
    }

    return binInfos;
}

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From source file:Main.java

/**
 * convert value to given type./* w  w w  . ja  v a 2  s .  c om*/
 * null safe.
 *
 * @param value value for convert
 * @param type  will converted type
 * @return value while converted
 */
public static Object convertCompatibleType(Object value, Class<?> type) {

    if (value == null || type == null || type.isAssignableFrom(value.getClass())) {
        return value;
    }
    if (value instanceof String) {
        String string = (String) value;
        if (char.class.equals(type) || Character.class.equals(type)) {
            if (string.length() != 1) {
                throw new IllegalArgumentException(String.format("CAN NOT convert String(%s) to char!"
                        + " when convert String to char, the String MUST only 1 char.", string));
            }
            return string.charAt(0);
        } else if (type.isEnum()) {
            return Enum.valueOf((Class<Enum>) type, string);
        } else if (type == BigInteger.class) {
            return new BigInteger(string);
        } else if (type == BigDecimal.class) {
            return new BigDecimal(string);
        } else if (type == Short.class || type == short.class) {
            return Short.valueOf(string);
        } else if (type == Integer.class || type == int.class) {
            return Integer.valueOf(string);
        } else if (type == Long.class || type == long.class) {
            return Long.valueOf(string);
        } else if (type == Double.class || type == double.class) {
            return Double.valueOf(string);
        } else if (type == Float.class || type == float.class) {
            return Float.valueOf(string);
        } else if (type == Byte.class || type == byte.class) {
            return Byte.valueOf(string);
        } else if (type == Boolean.class || type == boolean.class) {
            return Boolean.valueOf(string);
        } else if (type == Date.class) {
            try {
                return new SimpleDateFormat(DATE_FORMAT).parse((String) value);
            } catch (ParseException e) {
                throw new IllegalStateException("Failed to parse date " + value + " by format " + DATE_FORMAT
                        + ", cause: " + e.getMessage(), e);
            }
        } else if (type == Class.class) {
            return forName((String) value);
        }
    } else if (value instanceof Number) {
        Number number = (Number) value;
        if (type == byte.class || type == Byte.class) {
            return number.byteValue();
        } else if (type == short.class || type == Short.class) {
            return number.shortValue();
        } else if (type == int.class || type == Integer.class) {
            return number.intValue();
        } else if (type == long.class || type == Long.class) {
            return number.longValue();
        } else if (type == float.class || type == Float.class) {
            return number.floatValue();
        } else if (type == double.class || type == Double.class) {
            return number.doubleValue();
        } else if (type == BigInteger.class) {
            return BigInteger.valueOf(number.longValue());
        } else if (type == BigDecimal.class) {
            return BigDecimal.valueOf(number.doubleValue());
        } else if (type == Date.class) {
            return new Date(number.longValue());
        }
    } else if (value instanceof Collection) {
        Collection collection = (Collection) value;
        if (type.isArray()) {
            int length = collection.size();
            Object array = Array.newInstance(type.getComponentType(), length);
            int i = 0;
            for (Object item : collection) {
                Array.set(array, i++, item);
            }
            return array;
        } else if (!type.isInterface()) {
            try {
                Collection result = (Collection) type.newInstance();
                result.addAll(collection);
                return result;
            } catch (Throwable e) {
                e.printStackTrace();
            }
        } else if (type == List.class) {
            return new ArrayList<>(collection);
        } else if (type == Set.class) {
            return new HashSet<>(collection);
        }
    } else if (value.getClass().isArray() && Collection.class.isAssignableFrom(type)) {
        Collection collection;
        if (!type.isInterface()) {
            try {
                collection = (Collection) type.newInstance();
            } catch (Throwable e) {
                collection = new ArrayList<>();
            }
        } else if (type == Set.class) {
            collection = new HashSet<>();
        } else {
            collection = new ArrayList<>();
        }
        int length = Array.getLength(value);
        for (int i = 0; i < length; i++) {
            collection.add(Array.get(value, i));
        }
        return collection;
    }
    return value;
}

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From source file:com.esri.gpt.server.openls.provider.util.Point.java

public void setX(String p_strX) {
    m_strX = p_strX;
    m_X = Double.valueOf(p_strX).doubleValue();
}

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From source file:org.osiam.storage.helper.DataBaseSchemeVersionValidator.java

@PostConstruct
public void checkVersion() throws InterruptedException {
    DBVersion version = em.find(DBVersion.class, DBVersion.DB_VERSION);
    if (version == null || !Double.valueOf(version.getVersion()).equals(DBVersion.DB_VERSION)) {
        throw new IllegalStateException("Database Scheme " + DBVersion.DB_VERSION + " not found. "
                + "The reason may be that the wrong database scheme is enrolled, please contact a System-Administrator");
    }//from   w  ww  .ja  va 2s  .co  m
}

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From source file:it.nicola_amatucci.util.Json.java

public static <T> T object_from_json(JSONObject json, Class<T> objClass) throws Exception {
    T t = null;//from w  w  w  .j a v  a 2s .  c  o  m
    Object o = null;

    try {
        //create new object instance
        t = objClass.newInstance();

        //object fields
        Field[] fields = objClass.getFields();

        for (Field field : fields) {
            //field name
            o = json.get(field.getName());

            if (o.equals(null))
                continue;

            //field value
            try {
                String typeName = field.getType().getSimpleName();

                if (typeName.equals("String")) {
                    o = json.getString(field.getName()); //String
                } else if (typeName.equals("boolean")) {
                    o = Integer.valueOf(json.getInt(field.getName())); //boolean
                } else if (typeName.equals("int")) {
                    o = Integer.valueOf(json.getInt(field.getName())); //int
                } else if (typeName.equals("long")) {
                    o = Long.valueOf(json.getLong(field.getName())); //long                  
                } else if (typeName.equals("double")) {
                    o = Double.valueOf(json.getDouble(field.getName())); //double
                } else if (typeName.equals("Date")) {
                    o = new SimpleDateFormat(Json.DATA_FORMAT).parse(o.toString()); //data
                } else if (field.getType().isArray()) {
                    JSONArray arrayJSON = new JSONArray(o.toString());
                    T[] arrayOfT = (T[]) null;

                    try {
                        //create object array
                        Class c = Class.forName(field.getType().getName()).getComponentType();
                        arrayOfT = (T[]) Array.newInstance(c, arrayJSON.length());

                        //parse objects                  
                        for (int i = 0; i < json.length(); i++)
                            arrayOfT[i] = (T) object_from_json(arrayJSON.getJSONObject(i), c);
                    } catch (Exception e) {
                        throw e;
                    }

                    o = arrayOfT;
                } else {
                    o = object_from_json(new JSONObject(o.toString()), field.getType()); //object
                }

            } catch (Exception e) {
                throw e;
            }

            t.getClass().getField(field.getName()).set(t, o);
        }

    } catch (Exception e) {
        throw e;
    }

    return t;
}

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From source file:tr.gov.ptt.gr1tahsilatuyg.managedbean.ChartBean.java

@PostConstruct
public void doldurChart() {
    chartListe = tahsilatBorcService.chartVerisiGetir();

    for (Object[] chartElement : chartListe) {
        pieChartModel.set(String.valueOf(chartElement[0]), Double.valueOf(chartElement[1].toString()));
    }/*from   w  w  w. ja  v  a 2s. c  o  m*/

    /*pieChartModel.set("ASK", 1400);
    pieChartModel.set("PTT", 200);
    pieChartModel.set("TELEKOM", 1000);*/
}

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From source file:com.itemanalysis.psychometrics.cfa.GeneralizedLeastSquares.java

public double gfi() {
    double fit = 0.0;
    double q = Double.valueOf(model.getNumberOfItems()).doubleValue();
    RealMatrix I = new IdentityMatrix(nItems);
    RealMatrix P = SIGMA.multiply(VCinv);
    RealMatrix D = I.subtract(P);/*from w  w w  . j  a v a2s  .  co m*/
    RealMatrix D2 = D.multiply(D);
    fit = 1.0 - D2.getTrace() / q;
    return fit;
}

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From source file:com.userweave.domain.service.impl.GeneralStatisticsImpl.java

public GeneralStatisticsImpl(SummaryStatistics stats, Integer overallStarted, Integer started,
        Integer finished) {/*ww w.j  a  v  a2s .  c  o m*/
    this(overallStarted, started, finished, stats == null ? 0L : Double.valueOf(stats.getMean()).longValue(),
            stats == null ? 0L : stats.getStandardDeviation());
}

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