Calendar

Calendar is a Java method for converting readable time into a calendar that can be converted to multiple formats.

val calendar = Calendar.getInstance().apply {
    timeInMillis = System.currentTimeMillis()

    set(Calendar.HOUR_OF_DAY, 7)
    set(Calendar.MINUTE, 0)
    set(Calendar.SECOND, 0)

    if (timeInMillis <= System.currentTimeMillis()) {
        add(Calendar.DAY_OF_MONTH, 1)
    }
}