org.apache.ignite.internal

Enum IgniteFeatures

java.lang.Object

java.lang.Enum<IgniteFeatures>

org.apache.ignite.internal.IgniteFeatures

All Implemented Interfaces:

Serializable, Comparable<IgniteFeatures>

public enum IgniteFeatures
extends Enum<IgniteFeatures>

Defines supported features and check its on other nodes.

Enum Constant Summary

Enum Constants

Enum Constant and Description
CACHE_GROUP_KEY_CHANGE Cache encryption key change.
CACHE_METRICS_V2 Cache metrics v2 support.
CHANNEL_COMMUNICATION The node can communicate with others via socket channel.
CHECK_INDEX_INLINE_SIZES Check secondary indexes inline size on join/by control utility request.
CLUSTER_READ_ONLY_MODE Support of cluster read-only mode.
CONT_QRY_SECURITY_AWARE ContinuousQuery with security subject id support.
DATA_PACKET_COMPRESSION Data paket compression.
DIFFERENT_REBALANCE_POOL_SIZE Support of different rebalance size for nodes.
DISTRIBUTED_CHANGE_LONG_OPERATIONS_DUMP_TIMEOUT Distributed change timeout for dump long operations.
DISTRIBUTED_METASTORAGE Distributed metastorage.
DISTRIBUTED_TX_COLLISIONS_DUMP Distributed propagation of tx collisions dump interval.
FIND_AND_DELETE_GARBAGE_COMMAND Command which allow to detect and cleanup garbage which could left after destroying caches in shared groups
INDEXES_MANIPULATIONS_FROM_CONTROL_SCRIPT Force rebuild, list or request indexes rebuild status from control script.
LRT_SYSTEM_USER_TIME_DUMP_SETTINGS LRT system and user time dump settings.
MASTER_KEY_CHANGE Master key change.
MVCC_TX_RECOVERY_PROTOCOL_V2 Optimization of recovery protocol for cluster which doesn't contain MVCC caches.
PERFORMANCE_STATISTICS Collecting performance statistics.
PERSISTENCE_CACHE_SNAPSHOT Persistence caches can be snapshot.
PME_FREE_SWITCH Partition Map Exchange-free switch on baseline node left at fully rebalanced cluster.
REMOVE_METADATA Remove metadata from cluster for specified type.
SAFE_CLUSTER_DEACTIVATION Preventing loss of in-memory data when deactivating the cluster.
SHUTDOWN_POLICY Support policy of shutdown.
SNAPSHOT_RESTORE_CACHE_GROUP Restore cache group from the snapshot.
SPECIFIED_SEQ_PK_KEYS Pk index keys are applied in correct order.
SPLITTED_CACHE_CONFIGURATIONS Support of splitted cache configurations to avoid broken deserialization on non-affinity nodes.
SPLITTED_CACHE_CONFIGURATIONS_V2 Compatibility support for new fields which are configured split.
SUSPEND_RESUME_PESSIMISTIC_TX Support of suspend/resume operations for pessimistic transactions.
TCP_COMMUNICATION_SPI_HANDSHAKE_WAIT_MESSAGE Support of HandshakeWaitMessage by TcpCommunicationSpi.
TCP_DISCOVERY_MESSAGE_NODE_COMPACT_REPRESENTATION Replacing TcpDiscoveryNode field with nodeId field in discovery messages.
TRACING Tracing.
TRANSACTION_OWNER_THREAD_DUMP_PROVIDING Support of providing thread dump of thread that started transaction.
TX_INFO_COMMAND Displaying versbose transaction information: --info option of --tx control script command.
VOLATILE_DATA_STRUCTURES_REGION New region for volatile data.

Method Summary

Modifier and Type	Method and Description
static byte[]	allFeatures() Features supported by the current node.
static boolean	allNodesSupport(DiscoverySpi discoSpi, IgniteFeatures feature) Check that feature is supported by all remote nodes.
static boolean	allNodesSupports(Iterable<ClusterNode> nodes, IgniteFeatures feature) Checks that feature supported by all nodes.
int	getFeatureId()
static boolean	nodeSupports(byte[] featuresAttrBytes, IgniteFeatures feature) Checks that feature supported by node.
static boolean	nodeSupports(ClusterNode clusterNode, IgniteFeatures feature) Checks that feature supported by node.
static IgniteFeatures	valueOf(String name) Returns the enum constant of this type with the specified name.
static IgniteFeatures[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

TCP_COMMUNICATION_SPI_HANDSHAKE_WAIT_MESSAGE

public static final IgniteFeatures TCP_COMMUNICATION_SPI_HANDSHAKE_WAIT_MESSAGE

Support of HandshakeWaitMessage by TcpCommunicationSpi.

CACHE_METRICS_V2

public static final IgniteFeatures CACHE_METRICS_V2

Cache metrics v2 support.

DATA_PACKET_COMPRESSION

public static final IgniteFeatures DATA_PACKET_COMPRESSION

Data paket compression.

DIFFERENT_REBALANCE_POOL_SIZE

public static final IgniteFeatures DIFFERENT_REBALANCE_POOL_SIZE

Support of different rebalance size for nodes.

SPLITTED_CACHE_CONFIGURATIONS

public static final IgniteFeatures SPLITTED_CACHE_CONFIGURATIONS

Support of splitted cache configurations to avoid broken deserialization on non-affinity nodes.

TRANSACTION_OWNER_THREAD_DUMP_PROVIDING

public static final IgniteFeatures TRANSACTION_OWNER_THREAD_DUMP_PROVIDING

Support of providing thread dump of thread that started transaction. Used for dumping long running transactions.

TX_INFO_COMMAND

public static final IgniteFeatures TX_INFO_COMMAND

Displaying versbose transaction information: --info option of --tx control script command.

FIND_AND_DELETE_GARBAGE_COMMAND

public static final IgniteFeatures FIND_AND_DELETE_GARBAGE_COMMAND

Command which allow to detect and cleanup garbage which could left after destroying caches in shared groups

CLUSTER_READ_ONLY_MODE

public static final IgniteFeatures CLUSTER_READ_ONLY_MODE

Support of cluster read-only mode.

SUSPEND_RESUME_PESSIMISTIC_TX

public static final IgniteFeatures SUSPEND_RESUME_PESSIMISTIC_TX

Support of suspend/resume operations for pessimistic transactions.

DISTRIBUTED_METASTORAGE

public static final IgniteFeatures DISTRIBUTED_METASTORAGE

Distributed metastorage.

CHANNEL_COMMUNICATION

public static final IgniteFeatures CHANNEL_COMMUNICATION

The node can communicate with others via socket channel.

TCP_DISCOVERY_MESSAGE_NODE_COMPACT_REPRESENTATION

public static final IgniteFeatures TCP_DISCOVERY_MESSAGE_NODE_COMPACT_REPRESENTATION

Replacing TcpDiscoveryNode field with nodeId field in discovery messages.

LRT_SYSTEM_USER_TIME_DUMP_SETTINGS

public static final IgniteFeatures LRT_SYSTEM_USER_TIME_DUMP_SETTINGS

LRT system and user time dump settings.

PME_FREE_SWITCH

public static final IgniteFeatures PME_FREE_SWITCH

Partition Map Exchange-free switch on baseline node left at fully rebalanced cluster.

MASTER_KEY_CHANGE

public static final IgniteFeatures MASTER_KEY_CHANGE

Master key change. See GridEncryptionManager.changeMasterKey(String).

CONT_QRY_SECURITY_AWARE

public static final IgniteFeatures CONT_QRY_SECURITY_AWARE

ContinuousQuery with security subject id support.

SAFE_CLUSTER_DEACTIVATION

public static final IgniteFeatures SAFE_CLUSTER_DEACTIVATION

Preventing loss of in-memory data when deactivating the cluster.

See Also:

ClusterState.INACTIVE

PERSISTENCE_CACHE_SNAPSHOT

public static final IgniteFeatures PERSISTENCE_CACHE_SNAPSHOT

Persistence caches can be snapshot.

TRACING

public static final IgniteFeatures TRACING

Tracing.

DISTRIBUTED_CHANGE_LONG_OPERATIONS_DUMP_TIMEOUT

public static final IgniteFeatures DISTRIBUTED_CHANGE_LONG_OPERATIONS_DUMP_TIMEOUT

Distributed change timeout for dump long operations.

VOLATILE_DATA_STRUCTURES_REGION

public static final IgniteFeatures VOLATILE_DATA_STRUCTURES_REGION

New region for volatile data.

CHECK_INDEX_INLINE_SIZES

public static final IgniteFeatures CHECK_INDEX_INLINE_SIZES

Check secondary indexes inline size on join/by control utility request.

DISTRIBUTED_TX_COLLISIONS_DUMP

public static final IgniteFeatures DISTRIBUTED_TX_COLLISIONS_DUMP

Distributed propagation of tx collisions dump interval.

REMOVE_METADATA

public static final IgniteFeatures REMOVE_METADATA

Remove metadata from cluster for specified type.

SHUTDOWN_POLICY

public static final IgniteFeatures SHUTDOWN_POLICY

Support policy of shutdown.

INDEXES_MANIPULATIONS_FROM_CONTROL_SCRIPT

public static final IgniteFeatures INDEXES_MANIPULATIONS_FROM_CONTROL_SCRIPT

Force rebuild, list or request indexes rebuild status from control script.

MVCC_TX_RECOVERY_PROTOCOL_V2

public static final IgniteFeatures MVCC_TX_RECOVERY_PROTOCOL_V2

Optimization of recovery protocol for cluster which doesn't contain MVCC caches.

SPECIFIED_SEQ_PK_KEYS

public static final IgniteFeatures SPECIFIED_SEQ_PK_KEYS

Pk index keys are applied in correct order.

SPLITTED_CACHE_CONFIGURATIONS_V2

public static final IgniteFeatures SPLITTED_CACHE_CONFIGURATIONS_V2

Compatibility support for new fields which are configured split.

CACHE_GROUP_KEY_CHANGE

public static final IgniteFeatures CACHE_GROUP_KEY_CHANGE

Cache encryption key change. See IgniteEncryption.changeCacheGroupKey(Collection).

PERFORMANCE_STATISTICS

public static final IgniteFeatures PERFORMANCE_STATISTICS

Collecting performance statistics.

SNAPSHOT_RESTORE_CACHE_GROUP

public static final IgniteFeatures SNAPSHOT_RESTORE_CACHE_GROUP

Restore cache group from the snapshot.

Method Detail

values

public static IgniteFeatures[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (IgniteFeatures c : IgniteFeatures.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static IgniteFeatures valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null

getFeatureId

public int getFeatureId()

Returns:

Feature ID.

nodeSupports

public static boolean nodeSupports(ClusterNode clusterNode,
                                   IgniteFeatures feature)

Checks that feature supported by node.

Parameters:

clusterNode - Cluster node to check.

feature - Feature to check.

Returns:

True if feature is declared to be supported by remote node.

nodeSupports

public static boolean nodeSupports(byte[] featuresAttrBytes,
                                   IgniteFeatures feature)

Checks that feature supported by node.

Parameters:

featuresAttrBytes - Byte array value of supported features node attribute.

feature - Feature to check.

Returns:

True if feature is declared to be supported by remote node.

allNodesSupports

public static boolean allNodesSupports(Iterable<ClusterNode> nodes,
                                       IgniteFeatures feature)

Checks that feature supported by all nodes.

Parameters:

nodes - cluster nodes to check their feature support.

Returns:

if feature is declared to be supported by all nodes

allNodesSupport

public static boolean allNodesSupport(DiscoverySpi discoSpi,
                                      IgniteFeatures feature)

Check that feature is supported by all remote nodes.

Parameters:

discoSpi - Discovery SPI implementation.

feature - Feature to check.

Returns:

True if all remote nodes support the feature.

allFeatures

public static byte[] allFeatures()

Features supported by the current node.

Returns:

Byte array representing all supported features by current node.