com.taosdata.jdbc.tmq

Class TaosConsumer<V>

java.lang.Object

com.taosdata.jdbc.tmq.TaosConsumer<V>

All Implemented Interfaces:

AutoCloseable

public class TaosConsumer<V>
extends Object
implements AutoCloseable

Constructor Summary

Constructors

Constructor and Description
TaosConsumer(Properties properties) Note: after creating a TaosConsumer you must always close() it to avoid resource leaks.

Method Summary

Modifier and Type	Method and Description
Set<TopicPartition>	assignment()
Map<TopicPartition,Long>	beginningOffsets(String topic)
void	close()
void	commitAsync()
void	commitAsync(Map<TopicPartition,OffsetAndMetadata> offsets, OffsetCommitCallback<V> callback)
void	commitAsync(OffsetCommitCallback<V> callback)
void	commitCallbackHandler(int code) Deprecated.
void	commitSync()
void	commitSync(Map<TopicPartition,OffsetAndMetadata> offsets)
Map<TopicPartition,OffsetAndMetadata>	committed(Set<TopicPartition> partitions)
OffsetAndMetadata	committed(TopicPartition partition)
Map<TopicPartition,Long>	endOffsets(String topic)
ConsumerRecords<V>	poll(Duration timeout)
Map<TopicPartition,Long>	position(String topic)
long	position(TopicPartition tp)
void	seek(TopicPartition partition, long offset)
void	seekToBeginning(Collection<TopicPartition> partitions)
void	seekToEnd(Collection<TopicPartition> partitions)
void	subscribe(Collection<String> topics)
Set<String>	subscription()
void	unsubscribe()

Methods inherited from class java.lang.Object

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

Constructor Detail

TaosConsumer

public TaosConsumer(Properties properties)
             throws SQLException

Note: after creating a TaosConsumer you must always close() it to avoid resource leaks.

Throws:

SQLException

Method Detail

subscribe

public void subscribe(Collection<String> topics)
               throws SQLException

Throws:

SQLException

unsubscribe

public void unsubscribe()
                 throws SQLException

Throws:

SQLException

subscription

public Set<String> subscription()
                         throws SQLException

Throws:

SQLException

poll

public ConsumerRecords<V> poll(Duration timeout)
                        throws SQLException

Throws:

SQLException

commitCallbackHandler

@Deprecated
public void commitCallbackHandler(int code)

Deprecated.

jni consumer will call back whit error code when commit async

Parameters:

code - error code

commitAsync

public void commitAsync()
                 throws SQLException

Throws:

SQLException

commitAsync

public void commitAsync(OffsetCommitCallback<V> callback)
                 throws SQLException

Throws:

SQLException

commitAsync

public void commitAsync(Map<TopicPartition,OffsetAndMetadata> offsets,
                        OffsetCommitCallback<V> callback)
                 throws SQLException

Throws:

SQLException

commitSync

public void commitSync()
                throws SQLException

Throws:

SQLException

commitSync

public void commitSync(Map<TopicPartition,OffsetAndMetadata> offsets)
                throws SQLException

Throws:

SQLException

seek

public void seek(TopicPartition partition,
                 long offset)
          throws SQLException

Throws:

SQLException

position

public long position(TopicPartition tp)
              throws SQLException

Throws:

SQLException

position

public Map<TopicPartition,Long> position(String topic)
                                  throws SQLException

Throws:

SQLException

beginningOffsets

public Map<TopicPartition,Long> beginningOffsets(String topic)
                                          throws SQLException

Throws:

SQLException

endOffsets

public Map<TopicPartition,Long> endOffsets(String topic)
                                    throws SQLException

Throws:

SQLException

seekToBeginning

public void seekToBeginning(Collection<TopicPartition> partitions)
                     throws SQLException

Throws:

SQLException

seekToEnd

public void seekToEnd(Collection<TopicPartition> partitions)
               throws SQLException

Throws:

SQLException

assignment

public Set<TopicPartition> assignment()
                               throws SQLException

Throws:

SQLException

committed

public OffsetAndMetadata committed(TopicPartition partition)
                            throws SQLException

Throws:

SQLException

committed

public Map<TopicPartition,OffsetAndMetadata> committed(Set<TopicPartition> partitions)
                                                throws SQLException

Throws:

SQLException

close

public void close()
           throws SQLException

Specified by:

close in interface AutoCloseable

Throws:

SQLException