com.hazelcast.config.EvictionPolicy Java Examples

The following examples show how to use com.hazelcast.config.EvictionPolicy. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

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);
}

Example #2

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;
}

Example #3

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;
}

Example #4

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;
}

Example #5

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;
}

Example #6

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;
}

Example #7

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;
}

Example #8

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;
}

Example #9

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;
}

Example #10

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;
}

Example #11

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;
}

Example #12

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;
}

Example #13

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;
}

Example #14

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;
}

Example #15

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;
}

Example #16

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;
}

Example #17

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));
}

Example #18

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;
}

Example #19

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;
}