Here you can find the source of formatTimestamp(long timestamp)
static String formatTimestamp(long timestamp)
//package com.java2s; /*-/* w w w . j a v a 2 s . c om*/ * -\-\- * Spotify Styx CLI * -- * Copyright (C) 2016 Spotify AB * -- * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * -/-/- */ import java.time.Instant; import java.time.ZoneId; import java.time.format.DateTimeFormatter; public class Main { static String formatTimestamp(long timestamp) { return Instant.ofEpochMilli(timestamp).atZone(ZoneId.of("UTC")).toLocalDateTime() .format(DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss")); } }