程序包 org.apache.pulsar.client.impl

类 AbstractBatchMessageContainer

java.lang.Object

org.apache.pulsar.client.impl.AbstractBatchMessageContainer

所有已实现的接口:

BatchMessageContainer, BatchMessageContainerBase

public abstract class AbstractBatchMessageContainer
extends Object
implements BatchMessageContainerBase

Batch message container framework.

字段概要

字段

修饰符和类型	字段	说明
protected int	batchAllocatedSizeBytes
protected CompressionType	compressionType
protected CompressionCodec	compressor
protected long	currentBatchSizeBytes
protected long	currentTxnidLeastBits
protected long	currentTxnidMostBits
protected static final int	INITIAL_BATCH_BUFFER_SIZE
protected static final int	INITIAL_MESSAGES_NUM
protected int	maxBatchSize
protected int	maxBytesInBatch
protected int	maxMessagesNum
protected int	maxNumMessagesInBatch
protected int	numMessagesInBatch
protected ProducerImpl	producer
protected String	topicName

构造器概要

构造器

构造器	说明
AbstractBatchMessageContainer()

方法概要

修饰符和类型	方法	说明
protected void	clearTimestamp()
ProducerImpl.OpSendMsg	createOpSendMsg()	Create OpSendMsg, producer use OpSendMsg to send to the broker.
List<ProducerImpl.OpSendMsg>	createOpSendMsgs()	Create list of OpSendMsg, producer use OpSendMsg to send to the broker.
int	getBatchAllocatedSizeBytes()
long	getCurrentBatchSize()
long	getFirstAddedTimestamp()	Get the timestamp in nanoseconds when the 1st message is added into the batch container.
protected int	getMaxMessageSize()
int	getMaxMessagesNum()
int	getNumMessagesInBatch()
boolean	hasSameTxn(MessageImpl<?> msg)	Check whether the added message belong to the same txn with batch message container.
boolean	haveEnoughSpace(MessageImpl<?> msg)	Check the batch message container have enough space for the message want to add.
protected boolean	isBatchFull()
void	setProducer(ProducerImpl<?> producer)	Set producer of the message batch container.
protected void	tryUpdateTimestamp()

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.pulsar.client.api.BatchMessageContainer

clear, discard, isEmpty, isMultiBatches

从接口继承的方法 org.apache.pulsar.client.impl.BatchMessageContainerBase

add, hasSameSchema

字段详细资料

compressionType

protected CompressionType compressionType

compressor

protected CompressionCodec compressor

topicName

protected String topicName

producer

protected ProducerImpl producer

maxNumMessagesInBatch

protected int maxNumMessagesInBatch

maxBytesInBatch

protected int maxBytesInBatch

numMessagesInBatch

protected int numMessagesInBatch

currentBatchSizeBytes

protected long currentBatchSizeBytes

batchAllocatedSizeBytes

protected int batchAllocatedSizeBytes

currentTxnidMostBits

protected long currentTxnidMostBits

currentTxnidLeastBits

protected long currentTxnidLeastBits

INITIAL_BATCH_BUFFER_SIZE

protected static final int INITIAL_BATCH_BUFFER_SIZE

另请参阅:

• 常量字段值

INITIAL_MESSAGES_NUM

protected static final int INITIAL_MESSAGES_NUM

另请参阅:

• 常量字段值

maxBatchSize

protected int maxBatchSize

maxMessagesNum

protected int maxMessagesNum

构造器详细资料

AbstractBatchMessageContainer

public AbstractBatchMessageContainer()

方法详细资料

haveEnoughSpace

public boolean haveEnoughSpace(MessageImpl<?> msg)

从接口复制的说明: BatchMessageContainerBase

Check the batch message container have enough space for the message want to add.

指定者:

haveEnoughSpace 在接口中 BatchMessageContainerBase

参数:

msg - the message want to add

返回:

return true if the container have enough space for the specific message, otherwise return false.

getMaxMessageSize

protected int getMaxMessageSize()

isBatchFull

protected boolean isBatchFull()

getNumMessagesInBatch

public int getNumMessagesInBatch()

指定者:

getNumMessagesInBatch 在接口中 BatchMessageContainer

getMaxMessagesNum

public int getMaxMessagesNum()

getCurrentBatchSize

public long getCurrentBatchSize()

指定者:

getCurrentBatchSize 在接口中 BatchMessageContainer

getBatchAllocatedSizeBytes

public int getBatchAllocatedSizeBytes()

指定者:

getBatchAllocatedSizeBytes 在接口中 BatchMessageContainer

createOpSendMsgs

public List<ProducerImpl.OpSendMsg> createOpSendMsgs()
                                              throws IOException

从接口复制的说明: BatchMessageContainerBase

Create list of OpSendMsg, producer use OpSendMsg to send to the broker.

指定者:

createOpSendMsgs 在接口中 BatchMessageContainerBase

返回:

list of OpSendMsg

抛出:

IOException

createOpSendMsg

public ProducerImpl.OpSendMsg createOpSendMsg()
                                       throws IOException

从接口复制的说明: BatchMessageContainerBase

Create OpSendMsg, producer use OpSendMsg to send to the broker.

指定者:

createOpSendMsg 在接口中 BatchMessageContainerBase

返回:

OpSendMsg

抛出:

IOException

setProducer

public void setProducer(ProducerImpl<?> producer)

从接口复制的说明: BatchMessageContainerBase

Set producer of the message batch container.

指定者:

setProducer 在接口中 BatchMessageContainerBase

参数:

producer - producer

hasSameTxn

public boolean hasSameTxn(MessageImpl<?> msg)

从接口复制的说明: BatchMessageContainerBase

Check whether the added message belong to the same txn with batch message container.

指定者:

hasSameTxn 在接口中 BatchMessageContainerBase

参数:

msg - added message

返回:

belong to the same txn or not

getFirstAddedTimestamp

public long getFirstAddedTimestamp()

从接口复制的说明: BatchMessageContainerBase

Get the timestamp in nanoseconds when the 1st message is added into the batch container.

指定者:

getFirstAddedTimestamp 在接口中 BatchMessageContainerBase

返回:

the timestamp in nanoseconds or 0L if the batch container is empty

tryUpdateTimestamp

protected void tryUpdateTimestamp()

clearTimestamp

protected void clearTimestamp()