diff --git a/spring-modulith-moments/src/main/java/org/springframework/modulith/moments/support/Moments.java b/spring-modulith-moments/src/main/java/org/springframework/modulith/moments/support/Moments.java index 8aab457c..27dde30b 100644 --- a/spring-modulith-moments/src/main/java/org/springframework/modulith/moments/support/Moments.java +++ b/spring-modulith-moments/src/main/java/org/springframework/modulith/moments/support/Moments.java @@ -43,7 +43,7 @@ import org.springframework.util.Assert; * * @author Oliver Drotbohm */ -public class Moments { +public class Moments implements Now { private static final MonthDay DEC_31ST = MonthDay.of(Month.DECEMBER, 31); @@ -123,13 +123,27 @@ public class Moments { return this; } - LocalDateTime now() { + /* + * (non-Javadoc) + * @see org.springframework.modulith.moments.support.Now#now() + */ + @Override + public LocalDateTime now() { Instant instant = clock.instant().plus(shift); return LocalDateTime.ofInstant(instant, properties.getZoneId()); } + /* + * (non-Javadoc) + * @see org.springframework.modulith.moments.support.Now#today() + */ + @Override + public LocalDate today() { + return now().toLocalDate(); + } + private void emitEventsFor(LocalDateTime time) { events.publishEvent(HourHasPassed.of(time.truncatedTo(ChronoUnit.HOURS))); } diff --git a/spring-modulith-moments/src/main/java/org/springframework/modulith/moments/support/Now.java b/spring-modulith-moments/src/main/java/org/springframework/modulith/moments/support/Now.java new file mode 100644 index 00000000..1b461e65 --- /dev/null +++ b/spring-modulith-moments/src/main/java/org/springframework/modulith/moments/support/Now.java @@ -0,0 +1,44 @@ +/* + * Copyright 2023 the original author or authors. + * + * 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 + * + * https://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. + */ +package org.springframework.modulith.moments.support; + +import java.time.LocalDate; +import java.time.LocalDateTime; + +/** + * An abstraction of the current point in time and today. Useful if application code needs to look them up, but you need + * a mechanism to shift the time for testing local development purposes. + * + * @author Oliver Drotbohm + * @since 1.1 + * @see TimeMachine + */ +public interface Now { + + /** + * Returns the current point in time. + * + * @return will never be {@literal null}. + */ + LocalDateTime now(); + + /** + * Returns the current date. + * + * @return will never be {@literal null}. + */ + LocalDate today(); +}