Here you can find the source of fromEpochMilliseconds(final Long fromEpoch)
public static LocalDateTime fromEpochMilliseconds(final Long fromEpoch)
//package com.java2s; /**/*from www . j a v a 2 s . c o m*/ * The Abiquo Platform * Cloud management application for hybrid clouds * Copyright (C) 2008 - Abiquo Holdings S.L. * * This application is free software; you can redistribute it and/or * modify it under the terms of the GNU LESSER GENERAL PUBLIC * LICENSE as published by the Free Software Foundation under * version 3 of the License * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * LESSER GENERAL PUBLIC LICENSE v.3 for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ import java.time.Instant; import java.time.LocalDateTime; import java.time.ZoneId; public class Main { private static ZoneId systemDefaultZoneId = ZoneId.systemDefault(); public static LocalDateTime fromEpochMilliseconds(final Long fromEpoch) { return LocalDateTime.ofInstant(Instant.ofEpochMilli(fromEpoch), systemDefaultZoneId); } }