Package io.dingodb.sdk.service.connector

Class ServiceConnector<S extends io.grpc.stub.AbstractBlockingStub<S>>

java.lang.Object

io.dingodb.sdk.service.connector.ServiceConnector<S>

Direct Known Subclasses:

AutoIncrementServiceConnector, CoordinatorServiceConnector, IndexServiceConnector, MetaServiceConnector, StoreServiceConnector, UtilServiceConnector, VersionServiceConnector

public abstract class ServiceConnector<S extends io.grpc.stub.AbstractBlockingStub<S>>
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ServiceConnector.Response<R>

Field Summary

Fields

Modifier and Type	Field	Description
protected final Set<Location>	locations
static final int	RETRY_TIMES
protected final int	retryTimes
protected final AtomicReference<S>	stubRef

Constructor Summary

Constructors

Constructor	Description
ServiceConnector(String locations)	Deprecated.
ServiceConnector(String locations, int retryTimes)
ServiceConnector(Set<Location> locations)	Deprecated.
ServiceConnector(Set<Location> locations, int retryTimes)

Method Summary

Modifier and Type	Method	Description
protected <R> R	cleanResponse(ServiceConnector.Response<R> response)
void	close()
<R> R	exec(String name, Function<S,R> task, int retryTimes, Function<Integer,ErrorCodeUtils.Strategy> errChecker)
<R> ServiceConnector.Response<R>	exec(String name, Function<S,R> task, int retryTimes, Function<Integer,ErrorCodeUtils.Strategy> errChecker, Function<R,ServiceConnector.Response<R>> toResponse)
<R> R	exec(Function<S,R> function)
<R> R	exec(Function<S,R> function, int retryTimes)
<R> R	exec(Function<S,R> function, int retryTimes, Function<Integer,ErrorCodeUtils.Strategy> errChecker)
<R> ServiceConnector.Response<R>	exec(Function<S,R> function, int retryTimes, Function<Integer,ErrorCodeUtils.Strategy> errChecker, Function<R,ServiceConnector.Response<R>> toResponse)
<R> R	exec(Function<S,R> function, Function<Integer,ErrorCodeUtils.Strategy> errChecker)
S	getStub()
protected io.grpc.ManagedChannel	newChannel(Location location)
protected io.grpc.ManagedChannel	newChannel(String host, int port)
protected abstract S	newStub(io.grpc.ManagedChannel channel)
void	refresh(S stub)
protected abstract io.grpc.ManagedChannel	transformToLeaderChannel(io.grpc.ManagedChannel channel)

Methods inherited from class java.lang.Object

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

Field Details

RETRY_TIMES

public static final int RETRY_TIMES

See Also:

• Constant Field Values

stubRef

protected final AtomicReference<S extends io.grpc.stub.AbstractBlockingStub<S>> stubRef

locations

protected final Set<Location> locations

retryTimes

protected final int retryTimes

Constructor Details

ServiceConnector

@Deprecated
public ServiceConnector(String locations)

Deprecated.

ServiceConnector

@Deprecated
public ServiceConnector(Set<Location> locations)

Deprecated.

ServiceConnector

public ServiceConnector(String locations,
 int retryTimes)

ServiceConnector

public ServiceConnector(Set<Location> locations,
 int retryTimes)

Method Details

close

public void close()

getStub

public S getStub()

cleanResponse

protected <R> R cleanResponse(ServiceConnector.Response<R> response)

exec

public <R> R exec(Function<S,R> function)

exec

public <R> R exec(Function<S,R> function,
 int retryTimes)

exec

public <R> R exec(Function<S,R> function,
 Function<Integer,ErrorCodeUtils.Strategy> errChecker)

exec

public <R> R exec(Function<S,R> function,
 int retryTimes,
 Function<Integer,ErrorCodeUtils.Strategy> errChecker)

exec

public <R> ServiceConnector.Response<R> exec(Function<S,R> function,
 int retryTimes,
 Function<Integer,ErrorCodeUtils.Strategy> errChecker,
 Function<R,ServiceConnector.Response<R>> toResponse)

exec

public <R> R exec(String name,
 Function<S,R> task,
 int retryTimes,
 Function<Integer,ErrorCodeUtils.Strategy> errChecker)

exec

public <R> ServiceConnector.Response<R> exec(String name,
 Function<S,R> task,
 int retryTimes,
 Function<Integer,ErrorCodeUtils.Strategy> errChecker,
 Function<R,ServiceConnector.Response<R>> toResponse)

refresh

public void refresh(S stub)

newChannel

protected io.grpc.ManagedChannel newChannel(Location location)

newChannel

protected io.grpc.ManagedChannel newChannel(String host,
 int port)

transformToLeaderChannel

protected abstract io.grpc.ManagedChannel transformToLeaderChannel(io.grpc.ManagedChannel channel)

newStub

protected abstract S newStub(io.grpc.ManagedChannel channel)