com.hazelcast.collection.impl.txnqueue.operations

Class TxnPeekOperation

java.lang.Object

com.hazelcast.spi.Operation

com.hazelcast.collection.impl.queue.operations.QueueOperation

com.hazelcast.collection.impl.txnqueue.operations.TxnPeekOperation

All Implemented Interfaces:

DataSerializable, IdentifiedDataSerializable, BlockingOperation, PartitionAwareOperation

public class TxnPeekOperation
extends QueueOperation
implements BlockingOperation

Peek operation for the transactional queue.

Field Summary

Fields inherited from class com.hazelcast.collection.impl.queue.operations.QueueOperation

name, response

Fields inherited from class com.hazelcast.spi.Operation

BITMASK_LOAD_ALL_WITH_USER_SUPPLIED_KEYS, GENERIC_PARTITION_ID

Constructor Summary

Constructors

Constructor and Description
TxnPeekOperation()
TxnPeekOperation(String name, long timeoutMillis, long itemId, String transactionId)

Method Summary

Modifier and Type	Method and Description
void	afterRun()
int	getId() Returns type identifier for this class.
WaitNotifyKey	getWaitKey()
void	onWaitExpire()
protected void	readInternal(ObjectDataInput in)
void	run()
boolean	shouldWait()
protected void	writeInternal(ObjectDataOutput out)

Methods inherited from class com.hazelcast.collection.impl.queue.operations.QueueOperation

beforeRun, getContainer, getFactoryId, getName, getQueueService, getResponse, getServiceName, hasListener, publishEvent, returnsResponse

Methods inherited from class com.hazelcast.spi.Operation

getCallerAddress, getCallerUuid, getCallId, getCallTimeout, getConnection, getInvocationTime, getLogger, getNodeEngine, getOperationResponseHandler, getPartitionId, getReplicaIndex, getService, getWaitTimeout, isFlagSet, isUrgent, logError, onExecutionFailure, onInvocationException, onSetCallId, readData, sendResponse, setCallerUuid, setFlag, setNodeEngine, setOperationResponseHandler, setPartitionId, setReplicaIndex, setService, setServiceName, setValidateTarget, setWaitTimeout, toString, toString, validatesTarget, writeData

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.hazelcast.spi.BlockingOperation

getWaitTimeout

Methods inherited from interface com.hazelcast.spi.PartitionAwareOperation

getPartitionId

Methods inherited from interface com.hazelcast.nio.serialization.DataSerializable

readData, writeData

Constructor Detail

TxnPeekOperation

public TxnPeekOperation()

TxnPeekOperation

public TxnPeekOperation(String name,
                        long timeoutMillis,
                        long itemId,
                        String transactionId)

Method Detail

run

public void run()
         throws Exception

Specified by:

run in class Operation

Throws:

Exception

afterRun

public void afterRun()
              throws Exception

Overrides:

afterRun in class QueueOperation

Throws:

Exception

getId

public int getId()

Description copied from interface: IdentifiedDataSerializable

Returns type identifier for this class. Id should be unique per DataSerializableFactory.

Specified by:

getId in interface IdentifiedDataSerializable

Returns:

type id

writeInternal

protected void writeInternal(ObjectDataOutput out)
                      throws IOException

Overrides:

writeInternal in class QueueOperation

Throws:

IOException

readInternal

protected void readInternal(ObjectDataInput in)
                     throws IOException

Overrides:

readInternal in class QueueOperation

Throws:

IOException

getWaitKey

public WaitNotifyKey getWaitKey()

Specified by:

getWaitKey in interface BlockingOperation

shouldWait

public boolean shouldWait()

Specified by:

shouldWait in interface BlockingOperation

onWaitExpire

public void onWaitExpire()

Specified by:

onWaitExpire in interface BlockingOperation