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Java example source code file (TimeDefinition.java)
The TimeDefinition.java Java example source code/* * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code 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 General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* * This file is available under and governed by the GNU General Public * License version 2 only, as published by the Free Software Foundation. * However, the following notice accompanied the original version of this * file: * * Copyright (c) 2009-2012, Stephen Colebourne & Michael Nascimento Santos * * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * * Neither the name of JSR-310 nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package build.tools.tzdb; import java.util.Objects; /** * A definition of the way a local time can be converted to the actual * transition date-time. * <p> * Time zone rules are expressed in one of three ways: * <p>
*/ public enum TimeDefinition { /** The local date-time is expressed in terms of the UTC offset. */ UTC, /** The local date-time is expressed in terms of the wall offset. */ WALL, /** The local date-time is expressed in terms of the standard offset. */ STANDARD; /** * Converts the specified local date-time to the local date-time actually * seen on a wall clock. * <p> * This method converts using the type of this enum. * The output is defined relative to the 'before' offset of the transition. * <p> * The UTC type uses the UTC offset. * The STANDARD type uses the standard offset. * The WALL type returns the input date-time. * The result is intended for use with the wall-offset. * * @param dateTime the local date-time, not null * @param standardOffset the standard offset, not null * @param wallOffset the wall offset, not null * @return the date-time relative to the wall/before offset, not null */ public LocalDateTime createDateTime(LocalDateTime dateTime, ZoneOffset standardOffset, ZoneOffset wallOffset) { switch (this) { case UTC: { int difference = wallOffset.getTotalSeconds() - ZoneOffset.UTC.getTotalSeconds(); return dateTime.plusSeconds(difference); } case STANDARD: { int difference = wallOffset.getTotalSeconds() - standardOffset.getTotalSeconds(); return dateTime.plusSeconds(difference); } default: // WALL return dateTime; } } } Other Java examples (source code examples)Here is a short list of links related to this Java TimeDefinition.java source code file: |
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