tech.ydb.query.impl

Class QueryClientImpl

java.lang.Object

tech.ydb.query.impl.QueryClientImpl

All Implemented Interfaces:

AutoCloseable, QueryClient

public class QueryClientImpl
extends Object
implements QueryClient

Author:

Aleksandr Gorshenin

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	QueryClientImpl.Builder

Constructor Summary

Constructors

Constructor and Description
QueryClientImpl(QueryClientImpl.Builder builder)

Method Summary

Modifier and Type	Method and Description
void	close()
CompletableFuture<Result<QuerySession>>	createSession(Duration timeout) Return a future with QuerySession for further work.
ScheduledExecutorService	getScheduler()
SessionPoolStats	getSessionPoolStats()
static QueryClientImpl.Builder	newClient(GrpcTransport transport)
void	updatePoolMaxSize(int maxSize)

Methods inherited from class java.lang.Object

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

Methods inherited from interface tech.ydb.query.QueryClient

newTableClient

Constructor Detail

QueryClientImpl

public QueryClientImpl(QueryClientImpl.Builder builder)

Method Detail

createSession

public CompletableFuture<Result<QuerySession>> createSession(Duration timeout)

Description copied from interface: QueryClient

Return a future with QuerySession for further work. The session will be taken from the session pool if it has any idle session or will be created on the fly

Specified by:

createSession in interface QueryClient

Parameters:

timeout - timeout of operation completion waiting

Returns:

Return a new CompletableFuture that is completed with successful Result when session created, and fail Result otherwise

getScheduler

public ScheduledExecutorService getScheduler()

Specified by:

getScheduler in interface QueryClient

updatePoolMaxSize

public void updatePoolMaxSize(int maxSize)

getSessionPoolStats

public SessionPoolStats getSessionPoolStats()

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface QueryClient

newClient

public static QueryClientImpl.Builder newClient(GrpcTransport transport)

Specified by:

newClient in interface QueryClient