## Uses of Interface
com.hazelcast.nio.serialization.Data

- Packages that use Data
  Package | Description
  --- | ---
  com.hazelcast.client.proxy | This package contains client side proxy implementations of the different Hazelcast data structures and operation types
  com.hazelcast.client.spi | Contains classes/interfaces related to the Hazelcast client Service Provider Interface.
  com.hazelcast.concurrent.atomicreference | This package contains IAtomicReferece functionality for Hazelcast. The IAtomicReference is the distributed version of the `AtomicReference`.
  com.hazelcast.concurrent.atomicreference.operations | This package contains the operations on the IAtomicReference.
  com.hazelcast.concurrent.lock | This package contains Lock for Hazelcast. The `ILock` is the distributed version of the `Lock`.
  com.hazelcast.concurrent.lock.operations | This package contains the operations on the ILock.
  com.hazelcast.internal.serialization.impl |
  com.hazelcast.jet.core.test | Utilities for writing tests of Core API Processors.
  com.hazelcast.nio | This package contains classes related to New IO
  com.hazelcast.spi | Provides interfaces/classes for the Hazelcast SPI for building distributed data structures and services.
  com.hazelcast.spi.partition | Contains the SPI for partition logic for Hazelcast.
  com.hazelcast.spi.serialization | Contains SPI related to serialization
  com.hazelcast.util | This package contains classes to support the inner workings of Hazelcast as well as some backports of newer Java features / data structures to support older Java versions in a clean and nice way.
  com.hazelcast.wan | This package contains the WAN replication API

- - ### Uses of Data in com.hazelcast.client.proxy

    Method parameters in com.hazelcast.client.proxy with type arguments of type Data
    Modifier and Type | Method and Description
    --- | ---
    `protected void` | ClientMapProxy.`fillPartitionToKeyData(Set<K> keys, Map<Integer,List<Data>> partitionToKeyData, Map<Object,Data> keyMap, Map<Data,Object> reverseKeyMap)`
    `protected void` | ClientMapProxy.`fillPartitionToKeyData(Set<K> keys, Map<Integer,List<Data>> partitionToKeyData, Map<Object,Data> keyMap, Map<Data,Object> reverseKeyMap)`
    `protected void` | ClientMapProxy.`fillPartitionToKeyData(Set<K> keys, Map<Integer,List<Data>> partitionToKeyData, Map<Object,Data> keyMap, Map<Data,Object> reverseKeyMap)`
    `protected void` | NearCachedClientMapProxy.`getAllInternal(Set<K> keys, Map<Integer,List<Data>> partitionToKeyData, List<Object> resultingKeyValuePairs)`
    `protected void` | ClientMapProxy.`getAllInternal(Set<K> keys, Map<Integer,List<Data>> partitionToKeyData, List<Object> resultingKeyValuePairs)`
    `protected Map<K,Object>` | NearCachedClientMapProxy.`prepareResult(Collection<Map.Entry<Data,Data>> entrySet)`
    `protected Map<K,Object>` | NearCachedClientMapProxy.`prepareResult(Collection<Map.Entry<Data,Data>> entrySet)`
    `protected Map<K,Object>` | ClientMapProxy.`prepareResult(Collection<Map.Entry<Data,Data>> entries)`
    `protected Map<K,Object>` | ClientMapProxy.`prepareResult(Collection<Map.Entry<Data,Data>> entries)`
    `protected void` | NearCachedClientMapProxy.`putAllInternal(Map<? extends K,? extends V> map, Map<Integer,List<Map.Entry<Data,Data>>> entryMap)`
    `protected void` | NearCachedClientMapProxy.`putAllInternal(Map<? extends K,? extends V> map, Map<Integer,List<Map.Entry<Data,Data>>> entryMap)`
    `protected void` | ClientMapProxy.`putAllInternal(Map<? extends K,? extends V> map, Map<Integer,List<Map.Entry<Data,Data>>> entryMap)`
    `protected void` | ClientMapProxy.`putAllInternal(Map<? extends K,? extends V> map, Map<Integer,List<Map.Entry<Data,Data>>> entryMap)`

  - ### Uses of Data in com.hazelcast.client.spi

    Methods in com.hazelcast.client.spi that return Data
    Modifier and Type | Method and Description
    --- | ---
    `protected Data` | ClientProxy.`toData(Object o)`

    Methods in com.hazelcast.client.spi with parameters of type Data
    Modifier and Type | Method and Description
    --- | ---
    `int` | ClientPartitionService.`getPartitionId(Data key)`

  - ### Uses of Data in com.hazelcast.concurrent.atomicreference

    Methods in com.hazelcast.concurrent.atomicreference that return Data
    Modifier and Type | Method and Description
    --- | ---
    `Data` | AtomicReferenceContainer.`get()`
    `Data` | AtomicReferenceContainer.`getAndSet(Data value)`

    Methods in com.hazelcast.concurrent.atomicreference with parameters of type Data
    Modifier and Type | Method and Description
    --- | ---
    `boolean` | AtomicReferenceContainer.`compareAndSet(Data expect, Data value)`
    `boolean` | AtomicReferenceContainer.`contains(Data expected)`
    `Data` | AtomicReferenceContainer.`getAndSet(Data value)`
    `void` | AtomicReferenceContainer.`set(Data value)`

  - ### Uses of Data in com.hazelcast.concurrent.atomicreference.operations

    Fields in com.hazelcast.concurrent.atomicreference.operations declared as Data
    Modifier and Type | Field and Description
    --- | ---
    `protected Data` | AbstractAlterOperation.`backup`
    `protected Data` | ApplyOperation.`function`
    `protected Data` | AbstractAlterOperation.`function`
    `protected Data` | ApplyOperation.`returnValue`

    Constructors in com.hazelcast.concurrent.atomicreference.operations with parameters of type Data
    Constructor and Description
    `AbstractAlterOperation(String name, Data function)`
    `AlterAndGetOperation(String name, Data function)`
    `AlterOperation(String name, Data function)`
    `ApplyOperation(String name, Data function)`
    `CompareAndSetOperation(String name, Data expect, Data update)`
    `ContainsOperation(String name, Data contains)`
    `GetAndAlterOperation(String name, Data function)`
    `GetAndSetOperation(String name, Data newValue)`
    `MergeBackupOperation(String name, Data newValue)`
    `MergeOperation(String name, SplitBrainMergePolicy<Object,SplitBrainMergeTypes.AtomicReferenceMergeTypes> mergePolicy, Data mergingValue)`
    `SetAndGetOperation(String name, Data newValue)`
    `SetBackupOperation(String name, Data newValue)`
    `SetOperation(String name, Data newValue)`

    Constructor parameters in com.hazelcast.concurrent.atomicreference.operations with type arguments of type Data
    Constructor and Description
    `AtomicReferenceReplicationOperation(Map<String,Data> migrationData)`

  - ### Uses of Data in com.hazelcast.concurrent.lock

    Methods in com.hazelcast.concurrent.lock that return Data
    Modifier and Type | Method and Description
    --- | ---
    `Data` | LockResource.`getKey()`
    `Data` | ConditionKey.`getKey()`
    `Data` | LockProxy.`getKeyData()`

    Methods in com.hazelcast.concurrent.lock that return types with arguments of type Data
    Modifier and Type | Method and Description
    --- | ---
    `Set<Data>` | LockStoreProxy.`getLockedKeys()`
    `Set<Data>` | LockStoreImpl.`getLockedKeys()`
    `Set<Data>` | LockStore.`getLockedKeys()` Return all locked keys for this store.

    Methods in com.hazelcast.concurrent.lock with parameters of type Data
    Modifier and Type | Method and Description
    --- | ---
    `void` | LockStoreImpl.`addAwait(Data key, String conditionId, String caller, long threadId)`
    `boolean` | LockStoreProxy.`canAcquireLock(Data key, String caller, long threadId)`
    `boolean` | LockStoreImpl.`canAcquireLock(Data key, String caller, long threadId)`
    `boolean` | LockStore.`canAcquireLock(Data key, String caller, long threadId)` Return if the key can be locked by the caller and thread ID.
    `boolean` | LockStoreProxy.`extendLeaseTime(Data key, String caller, long threadId, long leaseTime)`
    `boolean` | LockStoreImpl.`extendLeaseTime(Data key, String caller, long threadId, long leaseTime)`
    `boolean` | LockStore.`extendLeaseTime(Data key, String caller, long threadId, long leaseTime)` Extend the lease time for an already locked key.
    `boolean` | LockStoreProxy.`forceUnlock(Data key)`
    `boolean` | LockStoreImpl.`forceUnlock(Data key)`
    `boolean` | LockStore.`forceUnlock(Data dataKey)` Unlock the key regardless of the owner.
    `void` | LockProxySupport.`forceUnlock(NodeEngine nodeEngine, Data key)`
    `com.hazelcast.concurrent.lock.LockResourceImpl` | LockStoreImpl.`getLock(Data key)`
    `int` | LockStoreProxy.`getLockCount(Data key)`
    `int` | LockStoreImpl.`getLockCount(Data key)`
    `int` | LockStore.`getLockCount(Data key)` Return the number of times a key was locked by the same owner (re-entered).
    `int` | LockProxySupport.`getLockCount(NodeEngine nodeEngine, Data key)`
    `WaitNotifyKey` | LockStoreImpl.`getNotifiedKey(Data key)`
    `String` | LockStoreProxy.`getOwnerInfo(Data dataKey)`
    `String` | LockStoreImpl.`getOwnerInfo(Data key)`
    `String` | LockStore.`getOwnerInfo(Data dataKey)` Return a string representation of the owner of the lock for a specific key.
    `long` | LockStoreProxy.`getRemainingLeaseTime(Data key)`
    `long` | LockStoreImpl.`getRemainingLeaseTime(Data key)`
    `long` | LockStore.`getRemainingLeaseTime(Data key)` Return the remaining lease time for a specific key.
    `long` | LockProxySupport.`getRemainingLeaseTime(NodeEngine nodeEngine, Data key)`
    `int` | LockStoreImpl.`getVersion(Data key)`
    `boolean` | LockStoreProxy.`isLocked(Data key)`
    `boolean` | LockStoreImpl.`isLocked(Data key)`
    `boolean` | LockStore.`isLocked(Data key)` Check if a key is locked by any caller and thread ID.
    `boolean` | LockProxySupport.`isLocked(NodeEngine nodeEngine, Data key)`
    `boolean` | LockStoreProxy.`isLockedBy(Data key, String caller, long threadId)`
    `boolean` | LockStoreImpl.`isLockedBy(Data key, String caller, long threadId)`
    `boolean` | LockStore.`isLockedBy(Data key, String caller, long threadId)` Check if a key is locked by a specific caller and thread ID.
    `boolean` | LockProxySupport.`isLockedByCurrentThread(NodeEngine nodeEngine, Data key)`
    `boolean` | LockStoreProxy.`localLock(Data key, String caller, long threadId, long referenceId, long leaseTime)`
    `boolean` | LockStoreImpl.`localLock(Data key, String caller, long threadId, long referenceId, long leaseTime)`
    `boolean` | LockStore.`localLock(Data key, String caller, long threadId, long referenceId, long leaseTime)` Lock a specific key on a local partition only.
    `boolean` | LockStoreProxy.`lock(Data key, String caller, long threadId, long referenceId, long leaseTime)`
    `boolean` | LockStoreImpl.`lock(Data key, String caller, long threadId, long referenceId, long leaseTime)`
    `boolean` | LockStore.`lock(Data key, String caller, long threadId, long referenceId, long leaseTime)` Lock a specific key.
    `void` | LockProxySupport.`lock(NodeEngine nodeEngine, Data key)`
    `void` | LockProxySupport.`lock(NodeEngine nodeEngine, Data key, long leaseTime)`
    `void` | LockProxySupport.`lockInterruptly(NodeEngine nodeEngine, Data key)`
    `void` | LockProxySupport.`lockInterruptly(NodeEngine nodeEngine, Data key, long leaseTime)`
    `AwaitOperation` | LockStoreImpl.`pollExpiredAwaitOp(Data key)`
    `void` | LockStoreImpl.`removeAwait(Data key, String conditionId, String caller, long threadId)`
    `boolean` | LockStoreProxy.`shouldBlockReads(Data key)`
    `boolean` | LockStoreImpl.`shouldBlockReads(Data key)`
    `boolean` | LockStore.`shouldBlockReads(Data key)` Return whether the reads for the specific key should be blocked (see `LockStore.txnLock(Data, String, long, long, long, boolean)`).
    `void` | LockStoreImpl.`signal(Data key, String conditionId, int maxSignalCount, String objectName)`
    `boolean` | LockProxySupport.`tryLock(NodeEngine nodeEngine, Data key)`
    `boolean` | LockProxySupport.`tryLock(NodeEngine nodeEngine, Data key, long timeout, TimeUnit timeunit)`
    `boolean` | LockProxySupport.`tryLock(NodeEngine nodeEngine, Data key, long timeout, TimeUnit timeunit, long leaseTime, TimeUnit leaseTimeunit)`
    `boolean` | LockStoreProxy.`txnLock(Data key, String caller, long threadId, long referenceId, long leaseTime, boolean blockReads)`
    `boolean` | LockStoreImpl.`txnLock(Data key, String caller, long threadId, long referenceId, long leaseTime, boolean blockReads)`
    `boolean` | LockStore.`txnLock(Data key, String caller, long threadId, long referenceId, long leaseTime, boolean blockReads)` Lock a specific key for use inside a transaction.
    `boolean` | LockStoreProxy.`unlock(Data key, String caller, long threadId, long referenceId)`
    `boolean` | LockStoreImpl.`unlock(Data key, String caller, long threadId, long referenceId)`
    `boolean` | LockStore.`unlock(Data key, String caller, long threadId, long referenceId)` Unlock a specific key.
    `void` | LockProxySupport.`unlock(NodeEngine nodeEngine, Data key)`

    Method parameters in com.hazelcast.concurrent.lock with type arguments of type Data
    Modifier and Type | Method and Description
    --- | ---
    `void` | LockEvictionProcessor.`process(EntryTaskScheduler<Data,Integer> scheduler, Collection<ScheduledEntry<Data,Integer>> entries)`
    `void` | LockEvictionProcessor.`process(EntryTaskScheduler<Data,Integer> scheduler, Collection<ScheduledEntry<Data,Integer>> entries)`

    Constructors in com.hazelcast.concurrent.lock with parameters of type Data
    Constructor and Description
    `ConditionKey(String name, Data key, String conditionId, String uuid, long threadId)`
    `LockWaitNotifyKey(ObjectNamespace namespace, Data key)`

    Constructor parameters in com.hazelcast.concurrent.lock with type arguments of type Data
    Constructor and Description
    `LockStoreImpl(LockService lockService, ObjectNamespace name, EntryTaskScheduler<Data,Integer> entryTaskScheduler, int backupCount, int asyncBackupCount)`

  - ### Uses of Data in com.hazelcast.concurrent.lock.operations

    Fields in com.hazelcast.concurrent.lock.operations declared as Data
    Modifier and Type | Field and Description
    --- | ---
    `protected Data` | AbstractLockOperation.`key`

    Methods in com.hazelcast.concurrent.lock.operations that return Data
    Modifier and Type | Method and Description
    --- | ---
    `Data` | AbstractLockOperation.`getKey()`

    Constructors in com.hazelcast.concurrent.lock.operations with parameters of type Data
    Constructor and Description
    `AbstractLockOperation(ObjectNamespace namespace, Data key, long threadId)`
    `AbstractLockOperation(ObjectNamespace namespace, Data key, long threadId, long timeout)`
    `AbstractLockOperation(ObjectNamespace namespace, Data key, long threadId, long leaseTime, long timeout)`
    `AwaitBackupOperation(ObjectNamespace namespace, Data key, long threadId, String conditionId, String originalCaller)`
    `AwaitOperation(ObjectNamespace namespace, Data key, long threadId, long timeout, String conditionId)`
    `AwaitOperation(ObjectNamespace namespace, Data key, long threadId, long timeout, String conditionId, long referenceId)`
    `BeforeAwaitBackupOperation(ObjectNamespace namespace, Data key, long threadId, String conditionId, String originalCaller)`
    `BeforeAwaitOperation(ObjectNamespace namespace, Data key, long threadId, String conditionId)`
    `BeforeAwaitOperation(ObjectNamespace namespace, Data key, long threadId, String conditionId, long referenceId)`
    `GetLockCountOperation(ObjectNamespace namespace, Data key)`
    `GetRemainingLeaseTimeOperation(ObjectNamespace namespace, Data key)`
    `IsLockedOperation(ObjectNamespace namespace, Data key)`
    `IsLockedOperation(ObjectNamespace namespace, Data key, long threadId)`
    `LocalLockCleanupOperation(ObjectNamespace namespace, Data key, String uuid)`
    `LockBackupOperation(ObjectNamespace namespace, Data key, long threadId, long leaseTime, String originalCallerUuid)`
    `LockOperation(ObjectNamespace namespace, Data key, long threadId, long leaseTime, long timeout)`
    `LockOperation(ObjectNamespace namespace, Data key, long threadId, long leaseTime, long timeout, long referenceId)`
    `SignalBackupOperation(ObjectNamespace namespace, Data key, long threadId, String conditionId, boolean all)`
    `SignalOperation(ObjectNamespace namespace, Data key, long threadId, String conditionId, boolean all)`
    `UnlockBackupOperation(ObjectNamespace namespace, Data key, long threadId, String originalCallerUuid, boolean force)`
    `UnlockIfLeaseExpiredOperation(ObjectNamespace namespace, Data key, int version)`
    `UnlockOperation(ObjectNamespace namespace, Data key, long threadId)`
    `UnlockOperation(ObjectNamespace namespace, Data key, long threadId, boolean force)`
    `UnlockOperation(ObjectNamespace namespace, Data key, long threadId, boolean force, long referenceId)`

  - ### Uses of Data in com.hazelcast.internal.serialization.impl

    Classes in com.hazelcast.internal.serialization.impl with annotations of type with type parameters of type that implement declared as with annotations of type with type parameters of type with annotations of type with annotations of type with type parameters of type that return that return types with arguments of type with parameters of type with type arguments of type that throw with annotations of type with annotations of type with parameters of type with type arguments of type that throw Data
    Modifier and Type | Class and Description
    --- | ---
    `class` | `com.hazelcast.internal.serialization.impl.HeapData` A `Data` implementation where the content lives on the heap.

  - ### Uses of Data in com.hazelcast.jet.core.test

    Methods in com.hazelcast.jet.core.test that return types with arguments of type Data
    Modifier and Type | Method and Description
    --- | ---
    `Queue<Map.Entry<Data,Data>>` | TestOutbox.`snapshotQueue()` Returns the queue to which snapshot is written.
    `Queue<Map.Entry<Data,Data>>` | TestOutbox.`snapshotQueue()` Returns the queue to which snapshot is written.

  - ### Uses of Data in com.hazelcast.nio

    Classes in com.hazelcast.nio that implement Data
    Modifier and Type | Class and Description
    --- | ---
    `class` | `Packet` A Packet is a piece of data sent over the wire.

    Methods in com.hazelcast.nio that return Data
    Modifier and Type | Method and Description
    --- | ---
    `Data` | ObjectDataInput.`readData()`

    Methods in com.hazelcast.nio with parameters of type Data
    Modifier and Type | Method and Description
    --- | ---
    `void` | ObjectDataOutput.`writeData(Data data)`

  - ### Uses of Data in com.hazelcast.spi

    Methods in com.hazelcast.spi that return Data
    Modifier and Type | Method and Description
    --- | ---
    `protected Data` | AbstractDistributedObject.`getNameAsPartitionAwareData()`
    `Data` | NodeEngine.`toData(Object object)` Serializes an object to a `Data`.
    `protected Data` | AbstractDistributedObject.`toData(Object object)`

    Methods in com.hazelcast.spi with parameters of type Data
    Modifier and Type | Method and Description
    --- | ---
    `protected int` | AbstractDistributedObject.`getPartitionId(Data key)`

  - ### Uses of Data in com.hazelcast.spi.partition

    Methods in com.hazelcast.spi.partition with parameters of type Data
    Modifier and Type | Method and Description
    --- | ---
    `int` | IPartitionService.`getPartitionId(Data key)` Returns the partition ID for a `Data` key.

  - ### Uses of Data in com.hazelcast.spi.serialization

    Methods in com.hazelcast.spi.serialization with type parameters of type Data
    Modifier and Type | Method and Description
    --- | ---
    `<B extends Data> B` | SerializationService.`toData(Object obj)` Serializes an object to a `Data`.
    `<B extends Data> B` | SerializationService.`toData(Object obj, PartitioningStrategy strategy)` Serializes an object to a `Data`.

  - ### Uses of Data in com.hazelcast.util

    Methods in com.hazelcast.util that return types with arguments of type Data
    Modifier and Type | Method and Description
    --- | ---
    `static <C> Collection<Data>` | CollectionUtil.`objectToDataCollection(Collection<C> collection, SerializationService serializationService)` Converts a collection of any type to a collection of `Data`.

    Method parameters in com.hazelcast.util with type arguments of type Data
    Modifier and Type | Method and Description
    --- | ---
    `static <C> void` | CollectionUtil.`objectToDataCollection(Collection<C> objectCollection, Collection<Data> dataCollection, SerializationService serializationService, String errorMessage)` Converts a collection of any type to a collection of `Data`.

  - ### Uses of Data in com.hazelcast.wan

    Methods in com.hazelcast.wan that return Data
    Modifier and Type | Method and Description
    --- | ---
    `Data` | ReplicationEventObject.`getKey()` Returns the key for the entry on which the event occurred.

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