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Simplify Hazelcast sample

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This commit is contained in:
Vedran Pavic
2017-07-05 14:55:33 +02:00
committed by Rob Winch
parent 47a7a35aa4
commit 05a3f59813
2 changed files with 19 additions and 85 deletions
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41
samples/misc/hazelcast/src/main/java/sample/Initializer.java
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@@ -23,15 +23,11 @@ import java.util.Map;
import javax.servlet.DispatcherType;
import javax.servlet.FilterRegistration.Dynamic;
import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.annotation.WebListener;
import com.hazelcast.config.Config;
import com.hazelcast.config.MapConfig;
import com.hazelcast.config.NetworkConfig;
import com.hazelcast.config.SerializerConfig;
import com.hazelcast.core.Hazelcast;
import com.hazelcast.core.HazelcastInstance;
@@ -43,31 +39,20 @@ import org.springframework.session.web.http.SessionRepositoryFilter;
@WebListener
public class Initializer implements ServletContextListener {
private static final String SESSION_MAP_NAME = "spring:session:sessions";
private HazelcastInstance instance;
public void contextInitialized(ServletContextEvent sce) {
String sessionMapName = "spring:session:sessions";
ServletContext sc = sce.getServletContext();
Config cfg = new Config();
NetworkConfig netConfig = new NetworkConfig();
netConfig.setPort(getAvailablePort());
cfg.setNetworkConfig(netConfig);
SerializerConfig serializer = new SerializerConfig().setTypeClass(Object.class)
.setImplementation(new ObjectStreamSerializer());
cfg.getSerializationConfig().addSerializerConfig(serializer);
MapConfig mc = new MapConfig();
mc.setName(sessionMapName);
mc.setTimeToLiveSeconds(MapSession.DEFAULT_MAX_INACTIVE_INTERVAL_SECONDS);
cfg.addMapConfig(mc);
this.instance = Hazelcast.newHazelcastInstance(cfg);
Map<String, Session> sessions = this.instance.getMap(sessionMapName);
this.instance = createHazelcastInstance();
Map<String, Session> sessions = this.instance.getMap(SESSION_MAP_NAME);
SessionRepository<Session> sessionRepository = new MapSessionRepository(sessions);
SessionRepositoryFilter<Session> filter = new SessionRepositoryFilter<>(
sessionRepository);
Dynamic fr = sc.addFilter("springSessionFilter", filter);
Dynamic fr = sce.getServletContext().addFilter("springSessionFilter", filter);
fr.addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST), true, "/*");
}
@@ -75,6 +60,17 @@ public class Initializer implements ServletContextListener {
this.instance.shutdown();
}
private HazelcastInstance createHazelcastInstance() {
Config config = new Config();
config.getNetworkConfig().setPort(getAvailablePort());
config.getMapConfig(SESSION_MAP_NAME)
.setTimeToLiveSeconds(MapSession.DEFAULT_MAX_INACTIVE_INTERVAL_SECONDS);
return Hazelcast.newHazelcastInstance(config);
}
private static int getAvailablePort() {
ServerSocket socket = null;
try {
@@ -92,4 +88,5 @@ public class Initializer implements ServletContextListener {
}
}
}
}