CurrentDateTimeProvider.java

/*
 * Copyright 2012-2017 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
 *
 *      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.
 */
package org.springframework.data.auditing;

import java.time.LocalDateTime;
import java.time.temporal.TemporalAccessor;
import java.util.Optional;

import org.joda.time.DateTime;

/**
 * Default {@link DateTimeProvider} simply creating new {@link DateTime} instances for each method call.
 * 
 * @author Oliver Gierke
 * @author Christoph Strobl
 * @since 1.5
 */
public enum CurrentDateTimeProvider implements DateTimeProvider {

	INSTANCE;

	/* 
	 * (non-Javadoc)
	 * @see org.springframework.data.auditing.DateTimeProvider#getNow()
	 */
	@Override
	public Optional<TemporalAccessor> getNow() {
		return Optional.of(LocalDateTime.now());
	}
}