Module javafx.base

Class NumberStringConverter

java.lang.Object
javafx.util.StringConverter<Number>
javafx.util.converter.NumberStringConverter
Direct Known Subclasses:
CurrencyStringConverter, PercentageStringConverter

public class NumberStringConverter
extends StringConverter<Number>
A StringConverter implementation for Number values. Instances of this class are immutable.
Since:
JavaFX 2.1
  • Constructor Details

    • NumberStringConverter

      public NumberStringConverter()
      Constructs a NumberStringConverter with the default locale and format.
    • NumberStringConverter

      public NumberStringConverter​(Locale locale)
      Constructs a NumberStringConverter with the given locale and the default format.
      Parameters:
      locale - the locale used in determining the number format used to format the string
    • NumberStringConverter

      public NumberStringConverter​(String pattern)
      Constructs a NumberStringConverter with the default locale and the given decimal format pattern.
      Parameters:
      pattern - the string pattern used in determining the number format used to format the string
      See Also:
      DecimalFormat
    • NumberStringConverter

      public NumberStringConverter​(Locale locale, String pattern)
      Constructs a NumberStringConverter with the given locale and decimal format pattern.
      Parameters:
      locale - the locale used in determining the number format used to format the string
      pattern - the string pattern used in determining the number format used to format the string
      See Also:
      DecimalFormat
    • NumberStringConverter

      public NumberStringConverter​(NumberFormat numberFormat)
      Constructs a NumberStringConverter with the given number format.
      Parameters:
      numberFormat - the number format used to format the string
  • Method Details

    • fromString

      public Number fromString​(String value)
      Converts the string provided into an object defined by the specific converter. Format of the string and type of the resulting object is defined by the specific converter.
      Specified by:
      fromString in class StringConverter<Number>
      Parameters:
      value - the String to convert
      Returns:
      an object representation of the string passed in.
    • toString

      public String toString​(Number value)
      Converts the object provided into its string form. Format of the returned string is defined by the specific converter.
      Specified by:
      toString in class StringConverter<Number>
      Parameters:
      value - the object of type T to convert
      Returns:
      a string representation of the object passed in.
    • getNumberFormat

      protected NumberFormat getNumberFormat()
      Returns a NumberFormat instance to use for formatting and parsing in this StringConverter.
      Returns:
      a NumberFormat instance for formatting and parsing in this StringConverter