com.hazelcast.config.EvictionPolicy Java Exaples

Source File: ClusterManager.java From foxtrot with Apache License 2.0

6 votes

@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);
}

Source File: MapsConfig.java From eventapis with Apache License 2.0

6 votes

@Override
public Config configure(Config config) {

    List<MapIndexConfig> indexes = Arrays.asList(
            new MapIndexConfig("startTime", true),
            new MapIndexConfig("operationState", true)
    );
    config.getMapConfig(OPERATIONS_MAP_NAME)
            .setTimeToLiveSeconds(OPERATIONS_MAX_TTL_INSEC)
            .setMapIndexConfigs(indexes);

    config.getMapConfig(OPERATIONS_MAP_HISTORY_NAME)
            .setMapIndexConfigs(indexes)
            .setMaxSizeConfig(new MaxSizeConfig(evictFreePercentage, MaxSizeConfig.MaxSizePolicy.FREE_HEAP_PERCENTAGE))
            .setEvictionPolicy(EvictionPolicy.LRU);
    config.getReplicatedMapConfig(TOPICS_MAP_NAME);

    return config;
}

Source File: HazelcastOperationMapsConfig.java From eventapis with Apache License 2.0

6 votes

@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;
}

Source File: HazelCastConfigration.java From sctalk with Apache License 2.0

6 votes

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;
}

Source File: AdminApplicationHazelcastTest.java From Moss with Apache License 2.0

6 votes

@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;
}

Source File: AdminApplicationHazelcastTest.java From spring-boot-admin with Apache License 2.0

6 votes

@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;
}

Source File: ServiceCacheConfiguration.java From iotplatform with Apache License 2.0

5 votes

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;
}

Source File: CacheConfiguration.java From tutorials with MIT License

5 votes

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;
}

Source File: CacheConfiguration.java From tutorials with MIT License

5 votes

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;
}

Source File: CacheConfiguration.java From tutorials with MIT License

5 votes

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;
}

Source File: HazelcastConfig.java From tutorials with MIT License

5 votes

@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;
}

Source File: DistributedCacheFactory.java From foxtrot with Apache License 2.0

5 votes

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;
}

Source File: SpringBootAdminHazelcastApplication.java From spring-boot-admin with Apache License 2.0

5 votes

@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;
}

Source File: _CacheConfiguration.java From jhipster-ribbon-hystrix with GNU General Public License v3.0

5 votes

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;
}

Source File: CachingConfig.java From Spring-5.0-Cookbook with MIT License

5 votes

@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;
}

Source File: CacheConfiguration.java From jhipster-microservices-example with Apache License 2.0

5 votes

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;
}

Source File: PaasCloudMonitorApplication.java From paascloud-master with Apache License 2.0

5 votes

/**
 * 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));
}

Source File: HazelCastConfigration.java From jvue-admin with MIT License

5 votes

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;
}

Source File: CacheConfiguration.java From flair-engine with Apache License 2.0

5 votes

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;
}

com.hazelcast.config.EvictionPolicy Java Examples