Package com.sun.speech.freetts.en.us

Class NumberExpander

  • public class NumberExpander
extends java.lang.Object
    Expands Strings containing digits characters into a list of words representing those digits. It translates the following code from flite: lang/usEnglish/us_expand.c

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static void expandDigits​(java.lang.String numberString, WordRelation wordRelation)
      Expands given token to list of words pronouncing it as digits
      static void expandID​(java.lang.String numberString, WordRelation wordRelation)
      Expands the given number string as pairs as in years or IDs
      static void expandLetters​(java.lang.String letters, WordRelation wordRelation)
      Expands the given string of letters as a list of single char symbols.
      static void expandNumber​(java.lang.String numberString, WordRelation wordRelation)
      Expands a digit string into a list of English words of those digits.
      static void expandOrdinal​(java.lang.String rawNumberString, WordRelation wordRelation)
      Expands the digit string of an ordinal number.
      static void expandReal​(java.lang.String numberString, WordRelation wordRelation)
      Expands the given number string as a real number.
      static int expandRoman​(java.lang.String roman)
      Returns the integer value of the given string of Roman numerals.
      static boolean isDigit​(char ch)
      Returns true if the given character is a digit (0-9 only).

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Method Detail

      • expandNumber

        public static void expandNumber​(java.lang.String numberString,
                                WordRelation wordRelation)
        Expands a digit string into a list of English words of those digits. For example, "1234" expands to "one two three four"
        Parameters:
        numberString - the digit string to expand.
        wordRelation - words are added to this Relation

      • expandDigits

        public static void expandDigits​(java.lang.String numberString,
                                WordRelation wordRelation)
        Expands given token to list of words pronouncing it as digits
        Parameters:
        numberString - the string which is the number to expand
        wordRelation - words are added to this Relation

      • expandOrdinal

        public static void expandOrdinal​(java.lang.String rawNumberString,
                                 WordRelation wordRelation)
        Expands the digit string of an ordinal number.
        Parameters:
        rawNumberString - the string which is the number to expand
        wordRelation - words are added to this Relation

      • expandID

        public static void expandID​(java.lang.String numberString,
                            WordRelation wordRelation)
        Expands the given number string as pairs as in years or IDs
        Parameters:
        numberString - the string which is the number to expand
        wordRelation - words are added to this Relation

      • expandReal

        public static void expandReal​(java.lang.String numberString,
                              WordRelation wordRelation)
        Expands the given number string as a real number.
        Parameters:
        numberString - the string which is the real number to expand
        wordRelation - words are added to this Relation

      • expandLetters

        public static void expandLetters​(java.lang.String letters,
                                 WordRelation wordRelation)
        Expands the given string of letters as a list of single char symbols.
        Parameters:
        letters - the string of letters to expand
        wordRelation - words are added to this Relation

      • expandRoman

        public static int expandRoman​(java.lang.String roman)
        Returns the integer value of the given string of Roman numerals.
        Parameters:
        roman - the string of Roman numbers
        Returns:
        the integer value

      • isDigit

        public static boolean isDigit​(char ch)
        Returns true if the given character is a digit (0-9 only).
        Parameters:
        ch - the character to test
        Returns:
        true or false