Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. The ASF licenses this file to You * 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. For additional information regarding * copyright in this work, please see the NOTICE file in the top level * directory of this distribution. */ import java.util.Calendar; import java.util.Date; public class Utils { /** * Returns a Date set to the last possible millisecond of the minute. * If a null day is passed in, a new Date is created. */ public static Date getEndOfMinute(Date day) { return getEndOfMinute(day, Calendar.getInstance()); } public static Date getEndOfMinute(Date day, Calendar cal) { if (day == null || cal == null) { return day; } cal.setTime(day); cal.set(Calendar.SECOND, cal.getMaximum(Calendar.SECOND)); cal.set(Calendar.MILLISECOND, cal.getMaximum(Calendar.MILLISECOND)); return cal.getTime(); } }