spring HazelcastSessionConfiguration 源码

  • 2022-08-12
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springboot HazelcastSessionConfiguration 代码

文件路径:/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/session/HazelcastSessionConfiguration.java

/*
 * Copyright 2012-2022 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.boot.autoconfigure.session;

import java.time.Duration;

import com.hazelcast.core.HazelcastInstance;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.web.ServerProperties;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Configuration;
import org.springframework.session.SessionRepository;
import org.springframework.session.hazelcast.HazelcastIndexedSessionRepository;
import org.springframework.session.hazelcast.config.annotation.web.http.HazelcastHttpSessionConfiguration;

/**
 * Hazelcast backed session configuration.
 *
 * @author Tommy Ludwig
 * @author Eddú Meléndez
 * @author Stephane Nicoll
 * @author Vedran Pavic
 */
@Configuration(proxyBeanMethods = false)
@ConditionalOnClass(HazelcastIndexedSessionRepository.class)
@ConditionalOnMissingBean(SessionRepository.class)
@ConditionalOnBean(HazelcastInstance.class)
@EnableConfigurationProperties(HazelcastSessionProperties.class)
class HazelcastSessionConfiguration {

	@Configuration(proxyBeanMethods = false)
	public static class SpringBootHazelcastHttpSessionConfiguration extends HazelcastHttpSessionConfiguration {

		@Autowired
		public void customize(SessionProperties sessionProperties,
				HazelcastSessionProperties hazelcastSessionProperties, ServerProperties serverProperties) {
			Duration timeout = sessionProperties
					.determineTimeout(() -> serverProperties.getServlet().getSession().getTimeout());
			if (timeout != null) {
				setMaxInactiveIntervalInSeconds((int) timeout.getSeconds());
			}
			setSessionMapName(hazelcastSessionProperties.getMapName());
			setFlushMode(hazelcastSessionProperties.getFlushMode());
			setSaveMode(hazelcastSessionProperties.getSaveMode());
		}

	}

}

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