Class PadPrinterParserDecorator

java.lang.Object
javax.time.calendar.format.PadPrinterParserDecorator
All Implemented Interfaces:
DateTimeParser, DateTimePrinter
final class PadPrinterParserDecorator extends Object implements DateTimePrinter, DateTimeParser
Pads the output to a fixed width.

PadPrinterParserDecorator is immutable and thread-safe.

  • Field Details

    • printer

      private final DateTimePrinter printer
      The printer to decorate.

    • parser

      private final DateTimeParser parser
      The parser to decorate.

    • padWidth

      private final int padWidth
      The width to pad the next field to.

    • padChar

      private final char padChar
      The character to pad the next field with.

  • Constructor Details

    • PadPrinterParserDecorator

      PadPrinterParserDecorator(DateTimePrinter printer, DateTimeParser parser, int padWidth, char padChar)
      Constructor.
      Parameters:
      printer - the printer, may be null in which case print() must not be called
      parser - the parser, may be null in which case parse() must not be called
      padWidth - the width to pad to, 1 or greater
      padChar - the pad character

  • Method Details

    • print

      public void print(Calendrical calendrical, Appendable appendable, DateTimeFormatSymbols symbols) throws IOException
      Prints the calendrical object to the appendable.
      Specified by:
      print in interface DateTimePrinter
      Parameters:
      calendrical - the calendrical to print, not null
      appendable - the appendable to add to, not null
      symbols - the formatting symbols to use, not null
      Throws:
      IOException - if the append throws an exception

    • isPrintDataAvailable

      public boolean isPrintDataAvailable(Calendrical calendrical)
      Checks if the calendrical contains the data necessary to be printed.

      The implementation should not check the validity of the data, just whether there is sufficient data to attempt a print.

      Specified by:
      isPrintDataAvailable in interface DateTimePrinter
      Parameters:
      calendrical - the calendrical to check, not null
      Returns:
      true if the calendrical can be printed, false if not

    • parse

      public int parse(DateTimeParseContext context, String parseText, int position)
      Parses from the supplied text and position into the calendrical.
      Specified by:
      parse in interface DateTimeParser
      Parameters:
      context - the context to use and parse into, not null
      parseText - the input text to parse, not null
      position - the position to start parsing at, from 0 to the text length
      Returns:
      the new parse position, where negative means an error with the error position encoded using the complement ~ operator

    • toString

      public String toString()
      Overrides:
      toString in class Object