How to use

asDouble

method

in

org.hjson.JsonValue

 public String stringify(JsonValue value)
 {
  if (!value.isNumber()) return null;
  double val=value.asDouble();
  if (val==Double.POSITIVE_INFINITY) return "Inf";
  else if (val==Double.NEGATIVE_INFINITY) return "-Inf";
  else if (Double.isNaN(val)) return "NaN";
  else if (val==0.0 && 1/val==Double.NEGATIVE_INFINITY) return "-0";
  else return null;
 }
}

 public String stringify(JsonValue value)
 {
  if (!value.isNumber()) return null;
  double val=value.asDouble();
  if (val==Double.POSITIVE_INFINITY) return "Inf";
  else if (val==Double.NEGATIVE_INFINITY) return "-Inf";
  else if (Double.isNaN(val)) return "NaN";
  else if (val==0.0 && 1/val==Double.NEGATIVE_INFINITY) return "-0";
  else return null;
 }
}

/**
 * Returns the <code>double</code> value of the member with the specified name in this object. If
 * this object does not contain a member with this name, the given default value is returned. If
 * this object contains multiple members with the given name, the last one will be picked. If this
 * member's value does not represent a JSON number or if it cannot be interpreted as Java
 * <code>double</code>, an exception is thrown.
 *
 * @param name
 *          the name of the member whose value is to be returned
 * @param defaultValue
 *          the value to be returned if the requested member is missing
 * @return the value of the last member with the specified name, or the given default value if
 *         this object does not contain a member with that name
 */
public double getDouble(String name, double defaultValue) {
 JsonValue value=get(name);
 return value!=null ? value.asDouble() : defaultValue;
}

/**
 * Returns the <code>double</code> value of the member with the specified name in this object. If
 * this object does not contain a member with this name, the given default value is returned. If
 * this object contains multiple members with the given name, the last one will be picked. If this
 * member's value does not represent a JSON number or if it cannot be interpreted as Java
 * <code>double</code>, an exception is thrown.
 *
 * @param name
 *          the name of the member whose value is to be returned
 * @param defaultValue
 *          the value to be returned if the requested member is missing
 * @return the value of the last member with the specified name, or the given default value if
 *         this object does not contain a member with that name
 */
public double getDouble(String name, double defaultValue) {
 JsonValue value=get(name);
 return value!=null ? value.asDouble() : defaultValue;
}

 public String stringify(JsonValue value)
 {
  if (stringify && value.isNumber() && value.asLong()==value.asDouble())
  {
   return "0x"+Long.toHexString(value.asLong());
  }
  else
  {
   return null;
  }
 }
}

 public String stringify(JsonValue value)
 {
  if (stringify && value.isNumber() && value.asLong()==value.asDouble())
  {
   return "0x"+Long.toHexString(value.asLong());
  }
  else
  {
   return null;
  }
 }
}

Object convertJsonToJava(final JsonValue value) throws PersistentStoreException {
  if (null == value) {
    return null;
  } else if (value.isString()) {
    return value.asString();
  } else if (value.isNumber()) {
    return value.asDouble();
  } else if (value.isBoolean()) {
    return value.asBoolean();
  } else if (value.isArray()) {
    final List<Object> list = new ArrayList<>();
    for (final JsonValue av : value.asArray()) {
      final Object o = this.convertJsonToJava(av);
      list.add(o);
    }
    return list;
  } else if (value.isObject()) {
    final Map<String, Object> map = new HashMap<>();
    for (final String k : value.asObject().names()) {
      final JsonValue jv = value.asObject().get(k);
      final Object v = this.convertJsonToJava(jv);
      map.put(k, v);
    }
    return map;
  } else {
    throw new PersistentStoreException("Unknown JSON type.", null);
  }
}

  return t;
} else if (value.isNumber()) {
  final T t = this.af.createDatatype(itemType, value.asDouble());
  return t;
} else if (value.isBoolean()) {