javax.xml.bind.DatatypeConverter#parseDecimal ( )源码实例Demo

/**
 * Read a {@link BigDecimal} value from XML for a number of rooms.
 *
 * @param value XML string
 * @return parsed value or null, if the value is invalid
 */
public static BigDecimal parseRoomsValue(String value) {
    value = StringUtils.trimToNull(value);
    if (value == null) return null;

    final Matcher m = ROOMS_INTERVAL.matcher(value);
    if (m.find()) {
        final int from = Integer.parseInt(m.group(1));
        final int to = Integer.parseInt(m.group(2));
        if ((to - from) != -1) {
            throw new IllegalArgumentException("Can't parse rooms value '" + value + "' because of an invalid interval!");
        }
        return DatatypeConverter.parseDecimal(to + ".5");
    }

    try {
        return DatatypeConverter.parseDecimal(value);
    } catch (NumberFormatException ex) {
        throw new IllegalArgumentException("Can't parse rooms value '" + value + "'!", ex);
    }
}
 

static public BigDecimal StringToBigDecimal(String value) {
  try {
    return (value == null || value.length() == 0) ? null :
          DatatypeConverter.parseDecimal(value);
  } catch(Exception e) {
    throw new IllegalArgumentException("Could not convert to BigDecimal: "+value, e);
  }
}
 

/**
 * Read a {@link BigDecimal} value from XML
 * with a valid latitude range.
 *
 * @param value XML string
 * @return parsed value or null, if the value is invalid
 */
public static BigDecimal parseLatitudeValue(String value) {
    try {
        value = StringUtils.trimToNull(value);
        return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
    } catch (NumberFormatException ex) {
        throw new IllegalArgumentException("Can't parse latitude value '" + value + "'!", ex);
    }
}
 

/**
 * Read a {@link BigDecimal} value from XML
 * with a valid longitude range.
 *
 * @param value XML string
 * @return parsed value or null, if the value is invalid
 */
public static BigDecimal parseLongitudeValue(String value) {
    try {
        value = StringUtils.trimToNull(value);
        return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
    } catch (NumberFormatException ex) {
        throw new IllegalArgumentException("Can't parse longitude value '" + value + "'!", ex);
    }
}
 

/**
 * Read a {@link BigDecimal} value from XML for a price.
 *
 * @param value XML string
 * @return parsed value or null, if the value is invalid
 */
public static BigDecimal parsePriceValue(String value) {
    value = StringUtils.trimToNull(value);
    if (value == null) return null;
    try {
        return DatatypeConverter.parseDecimal(value);
    } catch (NumberFormatException ex) {
        throw new IllegalArgumentException("Can't parse price value '" + value + "'!", ex);
    }
}
 

public static Numeric parseXsdDecimalToNumeric(String value) throws DataConversionException {
    Numeric result = null;
    String valueType = Numeric.class.getName();
    
    try {
        BigDecimal decimal = DatatypeConverter.parseDecimal(value);
        result = DecimalFactory.getDecimal(decimal);
    } catch(Exception e) {
        if (result != null) valueType = result.getClass().getName();
        logger.fatal("Unable to parse xsd:decimal to "+valueType+".",e);
        throw new DataConversionException("Unable to parse xsd:decimal to "+valueType+".", e);
    }
    
    return result;
}
 

public static BigDecimal parsePreisAufAnfrage(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

static public Object convertToJava(String type, String value) {
  if ("xs:anySimpleType".equals(type))
    return DatatypeConverter.parseAnySimpleType(value);
  if ("xs:base64Binary".equals(type))
    return DatatypeConverter.parseBase64Binary(value);
  if ("xs:boolean".equals(type)) return StringToBoolean(value);
  if ("xs:byte".equals(type))
    return DatatypeConverter.parseByte(value);
  if ("xs:date".equals(type))
    return DatatypeConverter.parseDate(value);
  if ("xs:dateTime".equals(type))
    return DatatypeConverter.parseDateTime(value);
  if ("xs:dayTimeDuration".equals(type))
    return Utilities.getDatatypeFactory().newDurationDayTime(value);
  if ("xs:decimal".equals(type))
    return DatatypeConverter.parseDecimal(value);
  if ("xs:double".equals(type)) return StringToDouble(value);
  if ("xs:duration".equals(type))
    return Utilities.getDatatypeFactory().newDuration(value);
  if ("xs:float".equals(type)) return StringToFloat(value);
  if ("xs:int".equals(type)) return StringToInteger(value);
  if ("xs:integer".equals(type))
    return DatatypeConverter.parseInteger(value);
  if ("xs:long".equals(type)) return StringToLong(value);
  if ("xs:short".equals(type))
    return DatatypeConverter.parseShort(value);
  if ("xs:string".equals(type))
    return DatatypeConverter.parseString(value);
  if ("xs:time".equals(type))
    return DatatypeConverter.parseTime(value);
  if ("xs:unsignedInt".equals(type))
    return DatatypeConverter.parseUnsignedInt(value);
  if ("xs:unsignedLong".equals(type)) {
    BigInteger bi = DatatypeConverter.parseInteger(value);
    if (bi.compareTo(MAX_UNSIGNED_LONG) < 0) {
      return bi.longValue();
    } else {
      return bi;
    }
  } if ("xs:unsignedShort".equals(type))
    return DatatypeConverter.parseUnsignedShort(value);
  if ("xs:yearMonthDuration".equals(type))
    return Utilities.getDatatypeFactory().newDurationYearMonth(value);
  return value;
}
 

public static BigDecimal parseZahl32(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseZahl42(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseLongitude(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseZahl62(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseZahl72(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseZahl102(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseZahl152(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseZimmeranzahl(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseDouble(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseDecimal(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseDecimal(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}
 

public static BigDecimal parseLatitude(String value) {
    value = StringUtils.trimToNull(value);
    return (value != null) ? DatatypeConverter.parseDecimal(value) : null;
}