Configuration by ical4j.properties only

import java.text.SimpleDateFormat

import java.util.*

/**

 * Date utilities

 *

 * Before this object is accessed the first time, the accessing thread's contextClassLoader

 * must be set to an Android Context.classLoader!

 */

object DateUtils {

    init {

        // disable automatic time-zone updates (causes unwanted network traffic)

        System.setProperty("net.fortuna.ical4j.timezone.update.enabled", "false")

    }

    @JvmField

    val tzRegistry = TimeZoneRegistryFactory.getInstance().createRegistry()!!