001/* 002 * Copyright 2002-2013 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.context.i18n; 018 019import java.util.TimeZone; 020 021/** 022 * Extension of {@link LocaleContext}, adding awareness of the current time zone. 023 * 024 * <p>Having this variant of LocaleContext set to {@link LocaleContextHolder} means 025 * that some TimeZone-aware infrastructure has been configured, even if it may not 026 * be able to produce a non-null TimeZone at the moment. 027 * 028 * @author Juergen Hoeller 029 * @author Nicholas Williams 030 * @since 4.0 031 * @see LocaleContextHolder#getTimeZone() 032 */ 033public interface TimeZoneAwareLocaleContext extends LocaleContext { 034 035 /** 036 * Return the current TimeZone, which can be fixed or determined dynamically, 037 * depending on the implementation strategy. 038 * @return the current TimeZone, or {@code null} if no specific TimeZone associated 039 */ 040 TimeZone getTimeZone(); 041 042}