com.nedap.archie.datetime.DateTimeSerializerFormatters Maven / Gradle / Ivy

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package com.nedap.archie.datetime;

import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeFormatterBuilder;
import java.time.format.DecimalStyle;
import java.time.temporal.ChronoField;

public class DateTimeSerializerFormatters {

    public static final DateTimeFormatter ISO_8601_DATE = new DateTimeFormatterBuilder()
            .parseCaseInsensitive()
            .appendValue(ChronoField.YEAR)
            .optionalStart()
            .appendLiteral('-')
            .appendValue(ChronoField.MONTH_OF_YEAR, 2)
            .optionalStart()
            .appendLiteral('-')
            .appendValue(ChronoField.DAY_OF_MONTH, 2)
            .optionalEnd()
            .optionalEnd()
            .toFormatter();

    public static final DateTimeFormatter ISO_8601_TIME = new DateTimeFormatterBuilder()
            .parseCaseInsensitive()
            .appendValue(ChronoField.HOUR_OF_DAY, 2)
            .optionalStart()
            .appendLiteral(':')
            .appendValue(ChronoField.MINUTE_OF_HOUR, 2)
            .optionalStart()
            .appendLiteral(':')
            .appendValue(ChronoField.SECOND_OF_MINUTE, 2)
            .optionalStart()
            .appendFraction(ChronoField.MICRO_OF_SECOND, 0, 6, true)
            .optionalEnd()
            .optionalEnd()
            .optionalEnd()
            .optionalStart()
            .appendOffsetId()
            .optionalEnd()
            .toFormatter()
            .withDecimalStyle(DecimalStyle.STANDARD.withDecimalSeparator(','));

    public static final DateTimeFormatter ISO_8601_DATE_TIME = new DateTimeFormatterBuilder()
            .parseCaseInsensitive()
            .append(ISO_8601_DATE)
            .appendLiteral('T')
            .append(ISO_8601_TIME)
            .toFormatter()
            .withDecimalStyle(DecimalStyle.STANDARD.withDecimalSeparator(','));
}