org.apache.cassandra.service

Class QueryState

java.lang.Object

org.apache.cassandra.service.QueryState

public class QueryState
extends java.lang.Object

Represents the state related to a given query.

Constructor Summary

Constructors

Constructor and Description
QueryState(ClientState clientState)

Method Summary

Methods

Modifier and Type	Method and Description
void	createTracingSession()
static QueryState	forInternalCalls()
ClientState	getClientState()
Frame	getSourceFrame()
long	getTimestamp() This clock guarantees that updates for the same QueryState will be ordered in the sequence seen, even if multiple updates happen in the same millisecond.
void	prepareTracingSession(java.util.UUID sessionId)
void	setSourceFrame(Frame sourceFrame)
boolean	traceNextQuery()

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryState

public QueryState(ClientState clientState)

Method Detail

forInternalCalls

public static QueryState forInternalCalls()

Returns:

a QueryState object for internal C* calls (not limited by any kind of auth).

getClientState

public ClientState getClientState()

getTimestamp

public long getTimestamp()

This clock guarantees that updates for the same QueryState will be ordered in the sequence seen, even if multiple updates happen in the same millisecond.

getSourceFrame

public Frame getSourceFrame()

setSourceFrame

public void setSourceFrame(Frame sourceFrame)

traceNextQuery

public boolean traceNextQuery()

prepareTracingSession

public void prepareTracingSession(java.util.UUID sessionId)

createTracingSession

public void createTracingSession()