Interface NumericTranslatorSupport

All Known Implementing Classes:
NumericTranslatorSupportImpl

public interface NumericTranslatorSupport
Used to generate the client-side JSON specification for how a number-based validator operates. Uses ThreadLocale to determine the locale for any locale-specific operations.
Since:
5.1.0.1
  • Method Summary

    Modifier and Type
    Method
    Description
    <T extends Number>
    String
    Returns the default message key for parse failures for the indicated type.
    <T extends Number>
    T
    parseClient(Class<T> type, String clientValue)
    Parses a client-submitted value in a localized manner.
    <T extends Number>
    void
    setupTranslation(Class<T> type, Element element, String message)
    Adds client-side format validation for the field, appropriate to the indicated type.
    <T extends Number>
    String
    toClient(Class<T> type, T value)
    Converts a server-side value to a client-side string.
  • Method Details

    • parseClient

      <T extends Number> T parseClient(Class<T> type, String clientValue) throws ParseException
      Parses a client-submitted value in a localized manner.
      Type Parameters:
      T -
      Parameters:
      type - desired type of value
      clientValue - value from client; this will be trimmed of leading/trailing whitespace
      Returns:
      the parsed value
      Throws:
      ParseException
      See Also:
    • toClient

      <T extends Number> String toClient(Class<T> type, T value)
      Converts a server-side value to a client-side string. Integer types are formatted simply; decimal types may be formatted using thousands-seperator commas.
      Type Parameters:
      T -
      Parameters:
      type - type of value to convert
      value - current (non-null) value
      Returns:
      value formatted
    • getMessageKey

      <T extends Number> String getMessageKey(Class<T> type)
      Returns the default message key for parse failures for the indicated type.
      Type Parameters:
      T -
      Parameters:
      type -
      Returns:
      a message key: either "integer-format-exception" or "number-format-exception"
    • setupTranslation

      <T extends Number> void setupTranslation(Class<T> type, Element element, String message)
      Adds client-side format validation for the field, appropriate to the indicated type.
      Parameters:
      type - value type
      element -
      message - message if the client-side value can't be parsed as a number