sample.server.GemFireServer.java Source code

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Here is the source code for sample.server.GemFireServer.java

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/*
 * Copyright 2014-2016 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 sample.server;

import java.util.Properties;
import java.util.concurrent.TimeUnit;

import com.gemstone.gemfire.cache.Cache;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
import org.springframework.data.gemfire.CacheFactoryBean;
import org.springframework.data.gemfire.server.CacheServerFactoryBean;
import org.springframework.session.data.gemfire.config.annotation.web.http.EnableGemFireHttpSession;

/**
 * A Spring Boot application bootstrapping a GemFire Cache Server JVM process.
 *
 * @author John Blum
 * @see org.springframework.boot.SpringApplication
 * @see org.springframework.boot.autoconfigure.SpringBootApplication
 * @see org.springframework.context.annotation.Bean
 * @see org.springframework.session.data.gemfire.config.annotation.web.http.
 * EnableGemFireHttpSession
 * @see com.gemstone.gemfire.cache.Cache
 * @since 1.2.1
 */
// tag::class[]
@SpringBootApplication
@EnableGemFireHttpSession(maxInactiveIntervalInSeconds = 20) // <1>
public class GemFireServer {

    static final String DEFAULT_GEMFIRE_LOG_LEVEL = "config";

    public static void main(String[] args) {
        SpringApplication springApplication = new SpringApplication(GemFireServer.class);
        springApplication.setWebEnvironment(false);
        springApplication.run(args);
    }

    @Bean
    static PropertySourcesPlaceholderConfigurer propertyPlaceholderConfigurer() {
        return new PropertySourcesPlaceholderConfigurer();
    }

    String applicationName() {
        return "samples:httpsession-gemfire-boot-".concat(GemFireServer.class.getSimpleName());
    }

    String gemfireLogLevel() {
        return System.getProperty("gemfire.log-level", DEFAULT_GEMFIRE_LOG_LEVEL);
    }

    Properties gemfireProperties() { // <2>
        Properties gemfireProperties = new Properties();

        gemfireProperties.setProperty("name", applicationName());
        gemfireProperties.setProperty("mcast-port", "0");
        gemfireProperties.setProperty("log-level", gemfireLogLevel());

        return gemfireProperties;
    }

    @Bean
    CacheFactoryBean gemfireCache() { // <3>
        CacheFactoryBean gemfireCache = new CacheFactoryBean();

        gemfireCache.setClose(true);
        gemfireCache.setProperties(gemfireProperties());

        return gemfireCache;
    }

    @Bean
    CacheServerFactoryBean gemfireCacheServer(Cache gemfireCache,
            @Value("${gemfire.cache.server.bind-address:localhost}") String bindAddress,
            @Value("${gemfire.cache.server.hostname-for-clients:localhost}") String hostnameForClients,
            @Value("${gemfire.cache.server.port:12480}") int port) { // <4>

        CacheServerFactoryBean gemfireCacheServer = new CacheServerFactoryBean();

        gemfireCacheServer.setAutoStartup(true);
        gemfireCacheServer.setCache(gemfireCache);
        gemfireCacheServer.setBindAddress(bindAddress);
        gemfireCacheServer.setHostNameForClients(hostnameForClients);
        gemfireCacheServer.setMaxTimeBetweenPings(Long.valueOf(TimeUnit.MINUTES.toMillis(1)).intValue());
        gemfireCacheServer.setNotifyBySubscription(true);
        gemfireCacheServer.setPort(port);

        return gemfireCacheServer;
    }
}
// end::class[]