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package org.dominokit.jacksonapt.deser.map.key;

import org.dominokit.jacksonapt.GwtIncompatible;
import org.dominokit.jacksonapt.exception.JsonDeserializationException;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.Instant;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
import java.util.Date;

/**
 * 

DefaultDateKeyParser class.

* * @author vegegoku * @version $Id: $Id */ @GwtIncompatible public class DefaultDateKeyParser implements DateKeyParser { private static final DateTimeFormatter ISO_8601_FORMAT = DateTimeFormatter.ISO_DATE_TIME; private static final SimpleDateFormat RFC_2822_FORMAT = new SimpleDateFormat("EEE, d MMM yyyy HH:mm:ss Z"); /** {@inheritDoc} */ @Override public D parse(String keyValue, DateDeserializer deserializer) { try { return deserializer.deserializeDate(Date.from(Instant.from(ISO_8601_FORMAT.parse(keyValue)))); } catch (IllegalArgumentException | DateTimeParseException e) { // can happen if it's not the correct format } // maybe it's in milliseconds try { return deserializer.deserializeMillis(Long.parseLong(keyValue)); } catch (NumberFormatException e) { // can happen if the keyValue is string-based like an ISO-8601 format } // or in RFC-2822 try { return deserializer.deserializeDate(RFC_2822_FORMAT.parse(keyValue)); } catch (IllegalArgumentException | ParseException e) { // can happen if it's not the correct format } throw new JsonDeserializationException("Cannot parse the keyValue '" + keyValue + "' as a date"); } }




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