Package org.apache.pulsar.broker.loadbalance.extensions.store

Class TableViewLoadDataStoreImpl<T>

java.lang.Object

org.apache.pulsar.broker.loadbalance.extensions.store.TableViewLoadDataStoreImpl<T>

Type Parameters:

T - Load data type.

All Implemented Interfaces:

Closeable, AutoCloseable, LoadDataStore<T>

public class TableViewLoadDataStoreImpl<T>
extends Object
implements LoadDataStore<T>

The load data store, base on .

Constructor Summary

Constructors

Constructor	Description
TableViewLoadDataStoreImpl(PulsarService pulsar, String topic, Class<T> clazz)

Method Summary

Modifier and Type	Method	Description
void	close()
void	closeTableView()	Closes the table view.
Set<Map.Entry<String,T>>	entrySet()	Returns a Set view of the mappings contained in this map.
void	forEach(BiConsumer<String,T> action)	Performs the given action for each entry in this map until all entries have been processed or the action throws an exception.
Optional<T>	get(String key)	Get load data by key.
void	init()	Inits the data store (close and start the data store).
CompletableFuture<Void>	pushAsync(String key, T loadData)	Async push load data to store.
CompletableFuture<Void>	removeAsync(String key)	Async remove load data from store.
void	shutdown()	Shutdowns the data store.
int	size()	The load data key count.
void	start()	Starts the data store (both producer and table view).
void	startProducer()	Starts the producer.
void	startTableView()	Starts the table view.

Methods inherited from class java.lang.Object

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

Constructor Details

TableViewLoadDataStoreImpl

public TableViewLoadDataStoreImpl(PulsarService pulsar,
 String topic,
 Class<T> clazz)
                           throws LoadDataStoreException

Throws:

LoadDataStoreException

Method Details

pushAsync

public CompletableFuture<Void> pushAsync(String key,
 T loadData)

Description copied from interface: LoadDataStore

Async push load data to store.

Specified by:

pushAsync in interface LoadDataStore<T>

Parameters:

key - The load data key.

loadData - The load data.

removeAsync

public CompletableFuture<Void> removeAsync(String key)

Description copied from interface: LoadDataStore

Async remove load data from store.

Specified by:

removeAsync in interface LoadDataStore<T>

Parameters:

key - The load data key to remove.

get

public Optional<T> get(String key)

Description copied from interface: LoadDataStore

Get load data by key.

Specified by:

get in interface LoadDataStore<T>

Parameters:

key - The load data key.

forEach

public void forEach(BiConsumer<String,T> action)

Description copied from interface: LoadDataStore

Performs the given action for each entry in this map until all entries have been processed or the action throws an exception.

Specified by:

forEach in interface LoadDataStore<T>

Parameters:

action - The action to be performed for each entry

entrySet

public Set<Map.Entry<String,T>> entrySet()

Description copied from interface: LoadDataStore

Returns a Set view of the mappings contained in this map.

Specified by:

entrySet in interface LoadDataStore<T>

Returns:

a set view of the mappings contained in this map

size

public int size()

Description copied from interface: LoadDataStore

The load data key count.

Specified by:

size in interface LoadDataStore<T>

init

public void init()
          throws IOException

Description copied from interface: LoadDataStore

Inits the data store (close and start the data store).

Specified by:

init in interface LoadDataStore<T>

Throws:

IOException

closeTableView

public void closeTableView()
                    throws IOException

Description copied from interface: LoadDataStore

Closes the table view.

Specified by:

closeTableView in interface LoadDataStore<T>

Throws:

IOException

start

public void start()
           throws LoadDataStoreException

Description copied from interface: LoadDataStore

Starts the data store (both producer and table view).

Specified by:

start in interface LoadDataStore<T>

Throws:

LoadDataStoreException

startTableView

public void startTableView()
                    throws LoadDataStoreException

Description copied from interface: LoadDataStore

Starts the table view.

Specified by:

startTableView in interface LoadDataStore<T>

Throws:

LoadDataStoreException

startProducer

public void startProducer()
                   throws LoadDataStoreException

Description copied from interface: LoadDataStore

Starts the producer.

Specified by:

startProducer in interface LoadDataStore<T>

Throws:

LoadDataStoreException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException

shutdown

public void shutdown()
              throws IOException

Description copied from interface: LoadDataStore

Shutdowns the data store.

Specified by:

shutdown in interface LoadDataStore<T>

Throws:

IOException