Here you can find the source of getCalendarInstance()
public static Calendar getCalendarInstance()
//package com.java2s; /**/* w w w .j a v a 2 s . c om*/ * Copyright 2012 Twitter, Inc. * * 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.util.Calendar; import java.util.TimeZone; public class Main { public static final TimeZone UTC_TIMEZONE = TimeZone.getTimeZone("UTC"); /** * Get a new calendar instance from UTC timezone * @return Calendar.getInstance(UTC TimeZone) */ public static Calendar getCalendarInstance() { return Calendar.getInstance(UTC_TIMEZONE); } }