Package org.apache.pulsar.client.impl

Class RawReaderImpl

java.lang.Object

org.apache.pulsar.client.impl.RawReaderImpl

All Implemented Interfaces:

RawReader

public class RawReaderImpl
extends Object
implements RawReader

Constructor Summary

Constructors

Constructor	Description
RawReaderImpl(org.apache.pulsar.client.impl.PulsarClientImpl client, String topic, String subscription, CompletableFuture<org.apache.pulsar.client.api.Consumer<byte[]>> consumerFuture)

Method Summary

Modifier and Type	Method	Description
CompletableFuture<Void>	acknowledgeCumulativeAsync(org.apache.pulsar.client.api.MessageId messageId, Map<String,Long> properties)	Acknowledge all messages as read up until messageId.
CompletableFuture<Void>	closeAsync()	Close the raw reader.
CompletableFuture<org.apache.pulsar.client.api.MessageId>	getLastMessageIdAsync()	Get the last message id available immediately available for reading.
String	getTopic()	Get the topic for the reader.
CompletableFuture<Boolean>	hasMessageAvailableAsync()	Check if there is any message available to read.
CompletableFuture<RawMessage>	readNextAsync()	Read the next raw message for the topic.
CompletableFuture<Void>	seekAsync(org.apache.pulsar.client.api.MessageId messageId)	Seek to a location in the topic.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

RawReaderImpl

public RawReaderImpl(org.apache.pulsar.client.impl.PulsarClientImpl client,
 String topic,
 String subscription,
 CompletableFuture<org.apache.pulsar.client.api.Consumer<byte[]>> consumerFuture)

Method Details

getTopic

public String getTopic()

Description copied from interface: RawReader

Get the topic for the reader.

Specified by:

getTopic in interface RawReader

Returns:

topic for the reader

hasMessageAvailableAsync

public CompletableFuture<Boolean> hasMessageAvailableAsync()

Description copied from interface: RawReader

Check if there is any message available to read.

Specified by:

hasMessageAvailableAsync in interface RawReader

Returns:

a completable future which will return whether there is any message available to read.

seekAsync

public CompletableFuture<Void> seekAsync(org.apache.pulsar.client.api.MessageId messageId)

Description copied from interface: RawReader

Seek to a location in the topic. After the seek, the first message read will be the one with with the specified message ID.

Specified by:

seekAsync in interface RawReader

Parameters:

messageId - the message ID to seek to

readNextAsync

public CompletableFuture<RawMessage> readNextAsync()

Description copied from interface: RawReader

Read the next raw message for the topic.

Specified by:

readNextAsync in interface RawReader

Returns:

a completable future which will return the next RawMessage in the topic.

acknowledgeCumulativeAsync

public CompletableFuture<Void> acknowledgeCumulativeAsync(org.apache.pulsar.client.api.MessageId messageId,
 Map<String,Long> properties)

Description copied from interface: RawReader

Acknowledge all messages as read up until messageId. The properties are stored with the individual acknowledgement, so later acknowledgements will overwrite all properties from previous acknowledgements.

Specified by:

acknowledgeCumulativeAsync in interface RawReader

Parameters:

messageId - to cumulatively acknowledge to

properties - a map of properties which will be stored with the acknowledgement

closeAsync

public CompletableFuture<Void> closeAsync()

Description copied from interface: RawReader

Close the raw reader.

Specified by:

closeAsync in interface RawReader

getLastMessageIdAsync

public CompletableFuture<org.apache.pulsar.client.api.MessageId> getLastMessageIdAsync()

Description copied from interface: RawReader

Get the last message id available immediately available for reading.

Specified by:

getLastMessageIdAsync in interface RawReader

toString

public String toString()

Overrides:

toString in class Object