com.espertech.esper.pattern
Class PatternObjectResolutionServiceImpl

java.lang.Object
  com.espertech.esper.pattern.PatternObjectResolutionServiceImpl

All Implemented Interfaces:

PatternObjectResolutionService

public class PatternObjectResolutionServiceImpl
extends java.lang.Object
implements PatternObjectResolutionService

Resolves pattern object namespace and name to guard or observer factory class, using configuration.

Constructor Summary

PatternObjectResolutionServiceImpl(PluggableObjectCollection patternObjects)
Ctor.

Method Summary

GuardFactory	create(PatternGuardSpec spec) Creates a guard factory considering configured plugged-in resources.
ObserverFactory	create(PatternObserverSpec spec) Creates an observer factory considering configured plugged-in resources.

Methods inherited from class java.lang.Object

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

Constructor Detail

PatternObjectResolutionServiceImpl

public PatternObjectResolutionServiceImpl(PluggableObjectCollection patternObjects)

Ctor.

Parameters:

patternObjects - is the pattern plug-in objects configured

Method Detail

create

public ObserverFactory create(PatternObserverSpec spec)
                       throws PatternObjectException

Description copied from interface: PatternObjectResolutionService

Creates an observer factory considering configured plugged-in resources.

Specified by:

create in interface PatternObjectResolutionService

Parameters:

spec - is the namespace, name and parameters for the observer

Returns:

observer factory

Throws:

PatternObjectException - if the observer cannot be resolved

create

public GuardFactory create(PatternGuardSpec spec)
                    throws PatternObjectException

Description copied from interface: PatternObjectResolutionService

Creates a guard factory considering configured plugged-in resources.

Specified by:

create in interface PatternObjectResolutionService

Parameters:

spec - is the namespace, name and parameters for the guard

Returns:

guard factory

Throws:

PatternObjectException - if the guard cannot be resolved