com.espertech.esper.core.service

Class EPStatementHandleCallback

java.lang.Object

com.espertech.esper.core.service.EPStatementHandleCallback

All Implemented Interfaces:

FilterHandle, ScheduleHandle

public class EPStatementHandleCallback
extends Object
implements FilterHandle, ScheduleHandle

Statement resource handle and callback for use with FilterService and SchedulingService.

Links the statement handle identifying a statement and containing the statement resource lock, with the actual callback to invoke for a statement together.

Constructor Summary

Constructors

Constructor and Description
EPStatementHandleCallback(EPStatementAgentInstanceHandle agentInstanceHandle, FilterHandleCallback callback) Ctor.
EPStatementHandleCallback(EPStatementAgentInstanceHandle agentInstanceHandle, ScheduleHandleCallback callback) Ctor.

Method Summary

Modifier and Type	Method and Description
EPStatementAgentInstanceHandle	getAgentInstanceHandle() Returns the statement handle.
int	getAgentInstanceId() Returns the agent instance id.
FilterHandleCallback	getFilterCallback() Returns the statement filter callback, or null if this is a schedule callback handle.
ScheduleHandleCallback	getScheduleCallback() Returns the statement schedule callback, or null if this is a filter callback handle.
int	getStatementId() Returns the statement id.
void	setFilterCallback(FilterHandleCallback filterCallback)
void	setScheduleCallback(ScheduleHandleCallback scheduleCallback)

Methods inherited from class java.lang.Object

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

Constructor Detail

EPStatementHandleCallback

public EPStatementHandleCallback(EPStatementAgentInstanceHandle agentInstanceHandle,
                                 FilterHandleCallback callback)

Ctor.

Parameters:

agentInstanceHandle - is a statement handle

callback - is a filter callback

EPStatementHandleCallback

public EPStatementHandleCallback(EPStatementAgentInstanceHandle agentInstanceHandle,
                                 ScheduleHandleCallback callback)

Ctor.

Parameters:

agentInstanceHandle - is a statement handle

callback - is a schedule callback

Method Detail

getStatementId

public int getStatementId()

Description copied from interface: FilterHandle

Returns the statement id.

Specified by:

getStatementId in interface FilterHandle

Specified by:

getStatementId in interface ScheduleHandle

Returns:

statement id

getAgentInstanceId

public int getAgentInstanceId()

Description copied from interface: ScheduleHandle

Returns the agent instance id.

Specified by:

getAgentInstanceId in interface ScheduleHandle

Returns:

agent instance id

getAgentInstanceHandle

public EPStatementAgentInstanceHandle getAgentInstanceHandle()

Returns the statement handle.

Returns:

handle containing a statement resource lock

getFilterCallback

public FilterHandleCallback getFilterCallback()

Returns the statement filter callback, or null if this is a schedule callback handle.

Returns:

filter callback

getScheduleCallback

public ScheduleHandleCallback getScheduleCallback()

Returns the statement schedule callback, or null if this is a filter callback handle.

Returns:

schedule callback

setScheduleCallback

public void setScheduleCallback(ScheduleHandleCallback scheduleCallback)

setFilterCallback

public void setFilterCallback(FilterHandleCallback filterCallback)