no.rmz.blobee.controllers

Class RpcServiceControllerImpl

java.lang.Object

no.rmz.blobee.controllers.RpcServiceControllerImpl

All Implemented Interfaces:

com.google.protobuf.RpcController, RpcServiceController, BlobeeRpcController

public final class RpcServiceControllerImpl
extends Object
implements RpcServiceController

A controller implementation used on the server side of an invocation.

Constructor Summary

Constructors

Constructor and Description
RpcServiceControllerImpl(RemoteExecutionContext rec, boolean multiReturn, boolean noReturn) Construct a new controller based on a remote execution context.

Method Summary

Methods

Modifier and Type	Method and Description
String	errorText()
boolean	failed()
void	invokeCancelledCallback() Invoke the "cancelled callback" callback that is used to inform the service that it has been cancelled by the client.
boolean	isCanceled()
boolean	isMultiReturn() True iff the invocation is multi-return.
boolean	isNoReturn() True iff the invocation is a no-return invocation.
void	notifyOnCancel(com.google.protobuf.RpcCallback<Object> callback)
void	reset()
void	setFailed(String reason)
void	setMultiReturn() Set this invocation to be multi-return, meaning that a procedure can return more than one value.
void	setNoReturn() Set this invocation to be no-return, meaning that it is assumed that the return-value callback will not be invoked.
void	startCancel()

Methods inherited from class java.lang.Object

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

Constructor Detail

RpcServiceControllerImpl

public RpcServiceControllerImpl(RemoteExecutionContext rec,
                        boolean multiReturn,
                        boolean noReturn)

Construct a new controller based on a remote execution context.

Parameters:

rec - the remote execution context for this controller.

Method Detail

reset

public void reset()

Specified by:

reset in interface com.google.protobuf.RpcController

failed

public boolean failed()

Specified by:

failed in interface com.google.protobuf.RpcController

errorText

public String errorText()

Specified by:

errorText in interface com.google.protobuf.RpcController

notifyOnCancel

public void notifyOnCancel(com.google.protobuf.RpcCallback<Object> callback)

Specified by:

notifyOnCancel in interface com.google.protobuf.RpcController

invokeCancelledCallback

public void invokeCancelledCallback()

Description copied from interface: RpcServiceController

Invoke the "cancelled callback" callback that is used to inform the service that it has been cancelled by the client.

Specified by:

invokeCancelledCallback in interface RpcServiceController

startCancel

public void startCancel()

Specified by:

startCancel in interface com.google.protobuf.RpcController

setFailed

public void setFailed(String reason)

Specified by:

setFailed in interface com.google.protobuf.RpcController

isCanceled

public boolean isCanceled()

Specified by:

isCanceled in interface com.google.protobuf.RpcController

setMultiReturn

public void setMultiReturn()

Description copied from interface: BlobeeRpcController

Set this invocation to be multi-return, meaning that a procedure can return more than one value.

Specified by:

setMultiReturn in interface BlobeeRpcController

isMultiReturn

public boolean isMultiReturn()

Description copied from interface: BlobeeRpcController

True iff the invocation is multi-return.

Specified by:

isMultiReturn in interface BlobeeRpcController

Returns:

true if invocation is multi-return.

setNoReturn

public void setNoReturn()

Description copied from interface: BlobeeRpcController

Set this invocation to be no-return, meaning that it is assumed that the return-value callback will not be invoked. Indeed it will represent an error situation to attempt to use the return callback.

Specified by:

setNoReturn in interface BlobeeRpcController

isNoReturn

public boolean isNoReturn()

Description copied from interface: BlobeeRpcController

True iff the invocation is a no-return invocation.

Specified by:

isNoReturn in interface BlobeeRpcController

Returns:

true if invocation is no-return.