com.hazelcast.config.MapConfig Java Examples

@Bean
public Config hazelcastConfig() {
    MapConfig mapConfig = new MapConfig("spring-boot-admin-event-store").setInMemoryFormat(InMemoryFormat.OBJECT)
                                                                        .setBackupCount(1)
                                                                        .setEvictionPolicy(EvictionPolicy.NONE)
                                                                        .setMergePolicyConfig(new MergePolicyConfig(
                                                                            PutIfAbsentMapMergePolicy.class.getName(),
                                                                            100
                                                                        ));

    Config config = new Config();
    config.addMapConfig(mapConfig);
    config.getNetworkConfig().getJoin().getMulticastConfig().setEnabled(false);
    TcpIpConfig tcpIpConfig = config.getNetworkConfig().getJoin().getTcpIpConfig();
    tcpIpConfig.setEnabled(true);
    tcpIpConfig.setMembers(singletonList("127.0.0.1"));
    return config;
}
 

@Bean
public Config hazelcastConfig() {
	MapConfig eventStoreMap = new MapConfig(DEFAULT_NAME_EVENT_STORE_MAP)
			.setInMemoryFormat(InMemoryFormat.OBJECT).setBackupCount(1).setEvictionPolicy(EvictionPolicy.NONE)
			.setMergePolicyConfig(new MergePolicyConfig(PutIfAbsentMapMergePolicy.class.getName(), 100));

	MapConfig sentNotificationsMap = new MapConfig(DEFAULT_NAME_SENT_NOTIFICATIONS_MAP)
			.setInMemoryFormat(InMemoryFormat.OBJECT).setBackupCount(1).setEvictionPolicy(EvictionPolicy.LRU)
			.setMergePolicyConfig(new MergePolicyConfig(PutIfAbsentMapMergePolicy.class.getName(), 100));

	Config config = new Config();
	config.addMapConfig(eventStoreMap);
	config.addMapConfig(sentNotificationsMap);
	config.getNetworkConfig().getJoin().getMulticastConfig().setEnabled(false);
	TcpIpConfig tcpIpConfig = config.getNetworkConfig().getJoin().getTcpIpConfig();
	tcpIpConfig.setEnabled(true);
	tcpIpConfig.setMembers(singletonList("127.0.0.1"));
	return config;
}
 

private MapConfig tableMapConfig() {
    MapConfig mapConfig = new MapConfig();
    mapConfig.setReadBackupData(true);
    mapConfig.setInMemoryFormat(InMemoryFormat.BINARY);
    mapConfig.setTimeToLiveSeconds(TIME_TO_LIVE_TABLE_CACHE);
    mapConfig.setBackupCount(0);

    MapStoreConfig mapStoreConfig = new MapStoreConfig();
    mapStoreConfig.setFactoryImplementation(TableMapStore.factory(elasticsearchConnection));
    mapStoreConfig.setEnabled(true);
    mapStoreConfig.setInitialLoadMode(MapStoreConfig.InitialLoadMode.EAGER);
    mapConfig.setMapStoreConfig(mapStoreConfig);

    NearCacheConfig nearCacheConfig = new NearCacheConfig();
    nearCacheConfig.setTimeToLiveSeconds(TIME_TO_LIVE_TABLE_CACHE);
    nearCacheConfig.setInvalidateOnChange(true);
    mapConfig.setNearCacheConfig(nearCacheConfig);
    return mapConfig;
}
 

private MapConfig initializeDefaultMapConfig() {
    MapConfig mapConfig = new MapConfig();

    /*
     * Number of backups. If 1 is set as the backup-count for example, then all entries of the
     * map will be copied to another JVM for fail-safety. Valid numbers are 0 (no backup), 1, 2,
     * 3.
     */
    mapConfig.setBackupCount(1);

    /*
     * Valid values are: NONE (no eviction), LRU (Least Recently Used), LFU (Least Frequently
     * Used). NONE is the default.
     */
    mapConfig.setEvictionPolicy(EvictionPolicy.LRU);

    /*
     * Maximum size of the map. When max size is reached, map is evicted based on the policy
     * defined. Any integer between 0 and Integer.MAX_VALUE. 0 means Integer.MAX_VALUE. Default
     * is 0.
     */
    mapConfig
            .setMaxSizeConfig(new MaxSizeConfig(0, MaxSizeConfig.MaxSizePolicy.USED_HEAP_SIZE));

    return mapConfig;
}
 

@Inject
public ClusterManager(HazelcastConnection connection, List<HealthCheck> healthChecks, ServerFactory serverFactory) throws IOException {
    this.hazelcastConnection = connection;
    this.healthChecks = healthChecks;
    MapConfig mapConfig = new MapConfig(MAP_NAME);
    mapConfig.setTimeToLiveSeconds(MAP_REFRESH_TIME + 2); //Reduce jitter
    mapConfig.setBackupCount(1);
    mapConfig.setAsyncBackupCount(2);
    mapConfig.setEvictionPolicy(EvictionPolicy.NONE);
    hazelcastConnection.getHazelcastConfig()
            .getMapConfigs()
            .put(MAP_NAME, mapConfig);
    String hostname = Inet4Address.getLocalHost()
            .getCanonicalHostName();
    //Auto detect marathon environment and query for host environment variable
    if(!Strings.isNullOrEmpty(System.getenv("HOST")))
        hostname = System.getenv("HOST");
    Preconditions.checkNotNull(hostname, "Could not retrieve hostname, cannot proceed");
    int port = ServerUtils.port(serverFactory);
    //Auto detect marathon environment and query for host environment variable
    if(!Strings.isNullOrEmpty(System.getenv("PORT_" + port)))
        port = Integer.parseInt(System.getenv("PORT_" + port));
    executor = Executors.newScheduledThreadPool(1);
    clusterMember = new ClusterMember(hostname, port);
}
 

@Override
public Config configure(Config config) {

    List<MapIndexConfig> indexes = Arrays.asList(
            new MapIndexConfig("spanningServices[any].serviceName", true)
    );

    MapConfig mapConfig = new MapConfig(EVENTS_OPS_MAP_NAME)
            .setMapIndexConfigs(indexes)
            .setMaxSizeConfig(new MaxSizeConfig(evictFreePercentage, MaxSizeConfig.MaxSizePolicy.FREE_HEAP_PERCENTAGE))
            .setEvictionPolicy(EvictionPolicy.LRU)
            .setQuorumName("default")
            .setName(EVENTS_OPS_MAP_NAME);
    config.addMapConfig(mapConfig);
    return config;
}
 

@Setup
public void setUp() {
    map = targetInstance.getMap(name);
    operationCounterList = targetInstance.getList(name + "OperationCounter");

    if (isMemberNode(targetInstance)) {
        MapConfig mapConfig = targetInstance.getConfig().getMapConfig(name);
        EvictionConfig evictionConfig = mapConfig.getEvictionConfig();
        maxSizePerNode = evictionConfig.getSize();

        assertEqualsStringFormat("Expected MaxSizePolicy %s, but was %s",
                PER_NODE, evictionConfig.getMaxSizePolicy());
        assertTrue("Expected MaxSizePolicy.getSize() < Integer.MAX_VALUE",
                maxSizePerNode < Integer.MAX_VALUE);

        logger.info("Eviction config of " + name + ": " + evictionConfig);
    }
}
 

@Verify(global = false)
public void verify() {
    if (isClient(targetInstance)) {
        return;
    }

    MapConfig mapConfig = targetInstance.getConfig().getMapConfig(name);
    logger.info(name + ": MapConfig: " + mapConfig);

    MapStoreConfig mapStoreConfig = mapConfig.getMapStoreConfig();
    logger.info(name + ": MapStoreConfig: " + mapStoreConfig);

    int sleepSeconds = mapConfig.getTimeToLiveSeconds() * 2 + mapStoreConfig.getWriteDelaySeconds() * 2;
    logger.info("Sleeping for " + sleepSeconds + " seconds to wait for delay and TTL values.");
    sleepSeconds(sleepSeconds);

    MapStoreWithCounterPerKey mapStore = (MapStoreWithCounterPerKey) mapStoreConfig.getImplementation();
    logger.info(name + ": map size = " + map.size());
    logger.info(name + ": map store = " + mapStore);

    logger.info(name + ": Checking if some keys where stored more than once");
    for (Object key : mapStore.keySet()) {
        assertEquals("There were multiple calls to MapStore.store", 1, mapStore.valueOf(key));
    }
}
 

@Bean
public Config hazelcast() {
    MapConfig eventStoreMap = new MapConfig("spring-boot-admin-event-store").setInMemoryFormat(InMemoryFormat.OBJECT)
        .setBackupCount(1)
        .setEvictionPolicy(EvictionPolicy.NONE)
        .setMergePolicyConfig(new MergePolicyConfig(PutIfAbsentMapMergePolicy.class.getName(), 100));

    MapConfig sentNotificationsMap = new MapConfig("spring-boot-admin-application-store").setInMemoryFormat(InMemoryFormat.OBJECT)
        .setBackupCount(1)
        .setEvictionPolicy(EvictionPolicy.LRU)
        .setMergePolicyConfig(new MergePolicyConfig(PutIfAbsentMapMergePolicy.class.getName(), 100));

    Config config = new Config();
    config.addMapConfig(eventStoreMap);
    config.addMapConfig(sentNotificationsMap);
    config.setProperty("hazelcast.jmx", "true");

    config.getNetworkConfig()
        .getJoin()
        .getMulticastConfig()
        .setEnabled(false);
    TcpIpConfig tcpIpConfig = config.getNetworkConfig()
        .getJoin()
        .getTcpIpConfig();
    tcpIpConfig.setEnabled(true);
    tcpIpConfig.setMembers(Collections.singletonList("127.0.0.1"));
    return config;
}
 

private MapConfig initializeDefaultMapConfig() {
    MapConfig mapConfig = new MapConfig();

/*
    Number of backups. If 1 is set as the backup-count for example,
    then all entries of the map will be copied to another JVM for
    fail-safety. Valid numbers are 0 (no backup), 1, 2, 3.
 */
    mapConfig.setBackupCount(0);

/*
    Valid values are:
    NONE (no eviction),
    LRU (Least Recently Used),
    LFU (Least Frequently Used).
    NONE is the default.
 */
    mapConfig.setEvictionPolicy(EvictionPolicy.LRU);

/*
    Maximum size of the map. When max size is reached,
    map is evicted based on the policy defined.
    Any integer between 0 and Integer.MAX_VALUE. 0 means
    Integer.MAX_VALUE. Default is 0.
 */
    mapConfig.setMaxSizeConfig(new MaxSizeConfig(0, MaxSizeConfig.MaxSizePolicy.USED_HEAP_SIZE));

    return mapConfig;
}
 

private MapConfig initializeDefaultMapConfig() {
    MapConfig mapConfig = new MapConfig();

/*
    Number of backups. If 1 is set as the backup-count for example,
    then all entries of the map will be copied to another JVM for
    fail-safety. Valid numbers are 0 (no backup), 1, 2, 3.
 */
    mapConfig.setBackupCount(0);

/*
    Valid values are:
    NONE (no eviction),
    LRU (Least Recently Used),
    LFU (Least Frequently Used).
    NONE is the default.
 */
    mapConfig.setEvictionPolicy(EvictionPolicy.LRU);

/*
    Maximum size of the map. When max size is reached,
    map is evicted based on the policy defined.
    Any integer between 0 and Integer.MAX_VALUE. 0 means
    Integer.MAX_VALUE. Default is 0.
 */
    mapConfig.setMaxSizeConfig(new MaxSizeConfig(0, MaxSizeConfig.MaxSizePolicy.USED_HEAP_SIZE));

    return mapConfig;
}
 

private MapConfig cardinalityFieldMetaMapConfig() {
    MapConfig mapConfig = new MapConfig();
    mapConfig.setReadBackupData(true);
    mapConfig.setInMemoryFormat(InMemoryFormat.BINARY);
    mapConfig.setTimeToLiveSeconds(TIME_TO_LIVE_CARDINALITY_CACHE);
    mapConfig.setBackupCount(0);

    NearCacheConfig nearCacheConfig = new NearCacheConfig();
    nearCacheConfig.setTimeToLiveSeconds(TIME_TO_LIVE_CARDINALITY_CACHE);
    nearCacheConfig.setInvalidateOnChange(true);
    mapConfig.setNearCacheConfig(nearCacheConfig);

    return mapConfig;
}
 

private MapConfig fieldMetaMapConfig() {
    MapConfig mapConfig = new MapConfig();
    mapConfig.setReadBackupData(true);
    mapConfig.setInMemoryFormat(InMemoryFormat.BINARY);
    mapConfig.setTimeToLiveSeconds(TIME_TO_LIVE_CACHE);
    mapConfig.setBackupCount(0);

    NearCacheConfig nearCacheConfig = new NearCacheConfig();
    nearCacheConfig.setTimeToLiveSeconds(TIME_TO_NEAR_CACHE);
    nearCacheConfig.setInvalidateOnChange(true);
    mapConfig.setNearCacheConfig(nearCacheConfig);

    return mapConfig;
}
 

private MapConfig initializeDefaultMapConfig() {
    MapConfig mapConfig = new MapConfig();

/*
    Number of backups. If 1 is set as the backup-count for example,
    then all entries of the map will be copied to another JVM for
    fail-safety. Valid numbers are 0 (no backup), 1, 2, 3.
 */
    mapConfig.setBackupCount(0);

/*
    Valid values are:
    NONE (no eviction),
    LRU (Least Recently Used),
    LFU (Least Frequently Used).
    NONE is the default.
 */
    mapConfig.setEvictionPolicy(EvictionPolicy.LRU);

/*
    Maximum size of the map. When max size is reached,
    map is evicted based on the policy defined.
    Any integer between 0 and Integer.MAX_VALUE. 0 means
    Integer.MAX_VALUE. Default is 0.
 */
    mapConfig.setMaxSizeConfig(new MaxSizeConfig(0, MaxSizeConfig.MaxSizePolicy.USED_HEAP_SIZE));

    return mapConfig;
}
 

private MapConfig getDefaultMapConfig(CacheConfig cacheConfig) {
    MapConfig mapConfig = new MapConfig(CACHE_NAME_PREFIX + "*");
    mapConfig.setInMemoryFormat(InMemoryFormat.BINARY);
    mapConfig.setBackupCount(0);
    mapConfig.setEvictionPolicy(EvictionPolicy.LRU);

    if(cacheConfig.getMaxIdleSeconds() == 0) {
        mapConfig.setMaxIdleSeconds(DEFAULT_MAX_IDLE_SECONDS);
    } else {
        mapConfig.setMaxIdleSeconds(cacheConfig.getMaxIdleSeconds());
    }

    if(cacheConfig.getTimeToLiveSeconds() == 0) {
        mapConfig.setTimeToLiveSeconds(DEFAULT_TIME_TO_LIVE_SECONDS);
    } else {
        mapConfig.setTimeToLiveSeconds(cacheConfig.getTimeToLiveSeconds());
    }

    MaxSizeConfig maxSizeConfig = new MaxSizeConfig();
    maxSizeConfig.setMaxSizePolicy(MaxSizeConfig.MaxSizePolicy.USED_HEAP_PERCENTAGE);
    if(cacheConfig.getSize() == 0) {
        maxSizeConfig.setSize(DEFAULT_SIZE);
    } else {
        maxSizeConfig.setSize(cacheConfig.getSize());
    }
    mapConfig.setMaxSizeConfig(maxSizeConfig);
    return mapConfig;
}
 

@Bean
public Config hazelcastConfig() {
	// This map is used to store the events.
	// It should be configured to reliably hold all the data,
	// Spring Boot Admin will compact the events, if there are too many
	MapConfig eventStoreMap = new MapConfig(DEFAULT_NAME_EVENT_STORE_MAP).setInMemoryFormat(InMemoryFormat.OBJECT)
			.setBackupCount(1).setEvictionPolicy(EvictionPolicy.NONE)
			.setMergePolicyConfig(new MergePolicyConfig(PutIfAbsentMapMergePolicy.class.getName(), 100));

	// This map is used to deduplicate the notifications.
	// If data in this map gets lost it should not be a big issue as it will atmost
	// lead to
	// the same notification to be sent by multiple instances
	MapConfig sentNotificationsMap = new MapConfig(DEFAULT_NAME_SENT_NOTIFICATIONS_MAP)
			.setInMemoryFormat(InMemoryFormat.OBJECT).setBackupCount(1).setEvictionPolicy(EvictionPolicy.LRU)
			.setMergePolicyConfig(new MergePolicyConfig(PutIfAbsentMapMergePolicy.class.getName(), 100));

	Config config = new Config();
	config.addMapConfig(eventStoreMap);
	config.addMapConfig(sentNotificationsMap);
	config.setProperty("hazelcast.jmx", "true");

	// WARNING: This setups a local cluster, you change it to fit your needs.
	config.getNetworkConfig().getJoin().getMulticastConfig().setEnabled(false);
	TcpIpConfig tcpIpConfig = config.getNetworkConfig().getJoin().getTcpIpConfig();
	tcpIpConfig.setEnabled(true);
	tcpIpConfig.setMembers(singletonList("127.0.0.1"));
	return config;
}
 

private MapConfig initializeDefaultMapConfig() {
    MapConfig mapConfig = new MapConfig();

/*
    Number of backups. If 1 is set as the backup-count for example,
    then all entries of the map will be copied to another JVM for
    fail-safety. Valid numbers are 0 (no backup), 1, 2, 3.
 */
    mapConfig.setBackupCount(0);

/*
    Valid values are:
    NONE (no eviction),
    LRU (Least Recently Used),
    LFU (Least Frequently Used).
    NONE is the default.
 */
    mapConfig.setEvictionPolicy(EvictionPolicy.LRU);

/*
    Maximum size of the map. When max size is reached,
    map is evicted based on the policy defined.
    Any integer between 0 and Integer.MAX_VALUE. 0 means
    Integer.MAX_VALUE. Default is 0.
 */
    mapConfig.setMaxSizeConfig(new MaxSizeConfig(0, MaxSizeConfig.MaxSizePolicy.USED_HEAP_SIZE));

    return mapConfig;
}
 

private static Collection<JetInstance> initMemberInstances(
    JetTestInstanceFactory internalFactory) {
  JetConfig config =
      new JetConfig()
          .configureHazelcast(
              c ->
                  c.addMapConfig(
                      new MapConfig("map")
                          .setEventJournalConfig(new EventJournalConfig().setEnabled(true))));

  return Arrays.asList(internalFactory.newMember(config), internalFactory.newMember(config));
}
 

@Test
public void givenMemberHasClassLoaderConfigured_whenObjectIsStored_thenClassLoaderWillBeUsed() throws Exception {
    String mapName = randomMapName();
    Config config = new Config();
    SubZero.useAsGlobalSerializer(config);
    ClassLoader spyingClassLoader = createSpyingClassLoader();
    config.setClassLoader(spyingClassLoader);
    config.addMapConfig(new MapConfig(mapName).setInMemoryFormat(OBJECT));
    HazelcastInstance member = hazelcastFactory.newHazelcastInstance(config);
    IMap<Integer, Object> myMap = member.getMap(mapName);

    myMap.put(0, new MyClass());

    verify(spyingClassLoader).loadClass("info.jerrinot.subzero.ClassLoadingTest$MyClass");
}
 

private MapConfig initializeClusteredSession(JHipsterProperties jHipsterProperties) {
    MapConfig mapConfig = new MapConfig();

    mapConfig.setBackupCount(jHipsterProperties.getCache().getHazelcast().getBackupCount());
    mapConfig.setTimeToLiveSeconds(jHipsterProperties.getCache().getTimeToLiveSeconds());
    return mapConfig;
}
 

private MapConfig initializeDefaultMapConfig() {
    MapConfig mapConfig = new MapConfig();

    /*
        Number of backups. If 1 is set as the backup-count for example,
        then all entries of the map will be copied to another JVM for
        fail-safety. Valid numbers are 0 (no backup), 1, 2, 3.
     */
    mapConfig.setBackupCount(0);

    /*
        Valid values are:
        NONE (no eviction),
        LRU (Least Recently Used),
        LFU (Least Frequently Used).
        NONE is the default.
     */
    mapConfig.setEvictionPolicy(EvictionPolicy.LRU);

    /*
        Maximum size of the map. When max size is reached,
        map is evicted based on the policy defined.
        Any integer between 0 and Integer.MAX_VALUE. 0 means
        Integer.MAX_VALUE. Default is 0.
     */
    mapConfig.setMaxSizeConfig(new MaxSizeConfig(0, MaxSizeConfig.MaxSizePolicy.USED_HEAP_SIZE));

    /*
        When max. size is reached, specified percentage of
        the map will be evicted. Any integer between 0 and 100.
        If 25 is set for example, 25% of the entries will
        get evicted.
     */
    mapConfig.setEvictionPercentage(25);

    return mapConfig;
}
 

public static void main(String[] args) {
	// 从classpath加载配置文件
	Config config = new ClasspathXmlConfig("xmlconfig/simple-config.xml");
	// 获取网络配置
	NetworkConfig netConfig = config.getNetworkConfig();
	// 获取用户定义的map配置
	MapConfig mapConfigXml = config.getMapConfig("demo.config");
	// 获取系统默认的map配置
	MapConfig mapConfigDefault = config.getMapConfig("default");
	// 输出集群监听的起始端口号
	System.out.println("Current port:" + netConfig.getPort());
	// 输出监听端口的累加号
	System.out.println("Current port count:" + netConfig.getPortCount());
	// 输出自定义map的备份副本个数
	System.out.println("Config map backup count:" + mapConfigXml.getBackupCount());
	// 输出默认map的备份副本个数
	System.out.println("Default map backup count:" + mapConfigDefault.getBackupCount());

	// 测试创建Hazelcast实例并读写测试数据
	HazelcastInstance instance1 = Hazelcast.newHazelcastInstance(config);
	HazelcastInstance instance2 = Hazelcast.newHazelcastInstance(config);

	Map<Integer, String> defaultMap1 = instance1.getMap("defaultMap");
	defaultMap1.put(1, "testMap");
	Map<Integer, String> configMap1 = instance1.getMap("configMap");
	configMap1.put(1, "configMap");

	Map<Integer, String> testMap2 = instance2.getMap("defaultMap");
	System.out.println("Default map value:" + testMap2.get(1));
	Map<Integer, String> configMap2 = instance2.getMap("configMap");
	System.out.println("Config map value:" + configMap2.get(1));
}
 

public static void main(String[] args) {
	MapConfig mapConfig = new MapConfig();
	mapConfig.setName("cacheMap")// 设置Map名称
			.setInMemoryFormat(InMemoryFormat.BINARY)// 设置内存格式
			.setBackupCount(1);// 设置副本个数

	mapConfig.getMapStoreConfig()//
			.setWriteDelaySeconds(60)//
			.setWriteBatchSize(1000);// 设置缓存格式

	mapConfig.addMapIndexConfig(new MapIndexConfig().setAttribute("id").setOrdered(true));// 增加索引
	mapConfig.addMapIndexConfig(new MapIndexConfig().setAttribute("name").setOrdered(true));
}
 

private IMap<String, Long> getMap(String key, int longestDuration) {
    MapConfig mapConfig = hz.getConfig().getMapConfig(key);
    mapConfig.setTimeToLiveSeconds(longestDuration);
    mapConfig.setAsyncBackupCount(1);
    mapConfig.setBackupCount(0);
    return hz.getMap(key);
}
 

private MapConfig createDeviceCredentialsCacheConfig() {
    MapConfig deviceCredentialsCacheConfig = new MapConfig(CacheConstants.DEVICE_CREDENTIALS_CACHE);
    deviceCredentialsCacheConfig.setTimeToLiveSeconds(cacheDeviceCredentialsTTL);
    deviceCredentialsCacheConfig.setEvictionPolicy(EvictionPolicy.LRU);
    deviceCredentialsCacheConfig.setMaxSizeConfig(
            new MaxSizeConfig(
                    cacheDeviceCredentialsMaxSizeSize,
                    MaxSizeConfig.MaxSizePolicy.valueOf(cacheDeviceCredentialsMaxSizePolicy))
    );
    return deviceCredentialsCacheConfig;
}
 

public void init() {

        //Specific map time to live
        MapConfig myMapConfig = new MapConfig();
        myMapConfig.setName("cachetest");
        myMapConfig.setTimeToLiveSeconds(10);

        //Package config
        Config myConfig = new Config();
        myConfig.addMapConfig(myMapConfig);

        //Symmetric Encryption
        SymmetricEncryptionConfig symmetricEncryptionConfig = new SymmetricEncryptionConfig();
        symmetricEncryptionConfig.setAlgorithm("DESede");
        symmetricEncryptionConfig.setSalt("saltysalt");
        symmetricEncryptionConfig.setPassword("lamepassword");
        symmetricEncryptionConfig.setIterationCount(1337);

        //Weak Network config..
        NetworkConfig networkConfig = new NetworkConfig();
        networkConfig.setSymmetricEncryptionConfig(symmetricEncryptionConfig);

        myConfig.setNetworkConfig(networkConfig);

        Hazelcast.init(myConfig);

        cacheMap = Hazelcast.getMap("cachetest");
    }
 

@Bean
public Config hazelCastConfig() {
 
    Config config = new Config();
    config.setInstanceName("hazelcast-packt-cache");
    config.setProperty("hazelcast.jmx", "true");
 
    MapConfig deptCache = new MapConfig();
    deptCache.setTimeToLiveSeconds(20);
    deptCache.setEvictionPolicy(EvictionPolicy.LFU);
   
    config.getMapConfigs().put("hazeldept",deptCache);
    return config;
}
 

private MapConfig initializeDefaultMapConfig() {
    MapConfig mapConfig = new MapConfig();
    mapConfig.setBackupCount(1);
    mapConfig.setEvictionPolicy(EvictionPolicy.LRU);
    mapConfig.setMaxSizeConfig(new MaxSizeConfig(0, MaxSizeConfig.MaxSizePolicy.USED_HEAP_SIZE));
    return mapConfig;
}
 

private MapConfig initializeDefaultMapConfig() {
    MapConfig mapConfig = new MapConfig();

/*
    Number of backups. If 1 is set as the backup-count for example,
    then all entries of the map will be copied to another JVM for
    fail-safety. Valid numbers are 0 (no backup), 1, 2, 3.
 */
    mapConfig.setBackupCount(0);

/*
    Valid values are:
    NONE (no eviction),
    LRU (Least Recently Used),
    LFU (Least Frequently Used).
    NONE is the default.
 */
    mapConfig.setEvictionPolicy(EvictionPolicy.LRU);

/*
    Maximum size of the map. When max size is reached,
    map is evicted based on the policy defined.
    Any integer between 0 and Integer.MAX_VALUE. 0 means
    Integer.MAX_VALUE. Default is 0.
 */
    mapConfig.setMaxSizeConfig(new MaxSizeConfig(0, MaxSizeConfig.MaxSizePolicy.USED_HEAP_SIZE));

    return mapConfig;
}
 

/**
 * Hazelcast config config.
 *
 * @return the config
 */
@Bean
public Config hazelcastConfig() {
	return new Config().setProperty("hazelcast.jmx", "true")
			.addMapConfig(new MapConfig("spring-boot-admin-application-store").setBackupCount(1)
					.setEvictionPolicy(EvictionPolicy.NONE))
			.addListConfig(new ListConfig("spring-boot-admin-event-store").setBackupCount(1)
					.setMaxSize(1000));
}