StreamBase C++ API  7.6.2dev
sb::DequeueResult Class Reference

Encapsulates the data returned from a dequeue() operation. More...

#include <DequeueResult.hpp>

Classes

class  Interceptor
 A callback interface that can be implemented by an object that is associated with a StreamBaseClient and which gets used in the course of dequeuing tuples. More...
 

Public Types

enum  Status { UNINITIALIZED = 0, GOOD = 1, TIMEOUT = 2, CLOSED = 3 }
 Possible Dequeue results status. More...
 

Public Member Functions

 DequeueResult ()
 Default (null) Constructor. More...
 
 DequeueResult (const StreamProperties &props, const TupleList &tuples, const StreamBaseURI &serverURI, LeadershipStatus _leadershipStatus)
 Create a Dequeue Result with a list of tuples, with the given LeadershipStatus. More...
 
void reuseTuple ()
 Currently a no-op maintained for backwards compatibility. More...
 
const DequeueResult::Status getStatus () const
 Return the status of this DequeueResult. More...
 
const std::string & getStreamName () const
 Returns the name of the stream on which tuples were dequeued. More...
 
int getTupleCount () const
 Returns the number of tuples dequeued. More...
 
const StreamPropertiesgetStreamProperties () const
 Returns the StreamProperties for this DequeueResult. More...
 
const TuplegetTuple (int index) const
 Returns the index'th tuple. More...
 
const TupleListgetTuples () const
 Returns the list of tuples. More...
 
LeadershipStatus getLeadershipStatus () const
 Return the leadership status of the server that produced this dequeue result. More...
 
const StreamBaseURIgetServerURI () const
 return the server that produced these results More...
 

Detailed Description

Encapsulates the data returned from a dequeue() operation.

Contains a stream name and a list of tuples.

Member Enumeration Documentation

Possible Dequeue results status.

Constructor & Destructor Documentation

sb::DequeueResult::DequeueResult ( )
inline

Default (null) Constructor.

sb::DequeueResult::DequeueResult ( const StreamProperties props,
const TupleList tuples,
const StreamBaseURI serverURI,
LeadershipStatus  _leadershipStatus 
)

Create a Dequeue Result with a list of tuples, with the given LeadershipStatus.

Member Function Documentation

LeadershipStatus sb::DequeueResult::getLeadershipStatus ( ) const
inline

Return the leadership status of the server that produced this dequeue result.

const StreamBaseURI& sb::DequeueResult::getServerURI ( ) const
inline

return the server that produced these results

const DequeueResult::Status sb::DequeueResult::getStatus ( ) const

Return the status of this DequeueResult.

DequeueResult::GOOD means the DequeueResult contains tuples.

Returns
the status of this DequeueResult
const std::string& sb::DequeueResult::getStreamName ( ) const

Returns the name of the stream on which tuples were dequeued.

const StreamProperties& sb::DequeueResult::getStreamProperties ( ) const

Returns the StreamProperties for this DequeueResult.

const Tuple& sb::DequeueResult::getTuple ( int  index) const

Returns the index'th tuple.

int sb::DequeueResult::getTupleCount ( ) const

Returns the number of tuples dequeued.

const TupleList& sb::DequeueResult::getTuples ( ) const

Returns the list of tuples.

void sb::DequeueResult::reuseTuple ( )
inline

Currently a no-op maintained for backwards compatibility.

Deprecated:

The documentation for this class was generated from the following file: