org.eclipse.viatra.query.runtime.rete.matcher

Class ReteBackendFactory

java.lang.Object

org.eclipse.viatra.query.runtime.rete.matcher.ReteBackendFactory

All Implemented Interfaces:

IQueryBackendFactory

public class ReteBackendFactory
extends java.lang.Object
implements IQueryBackendFactory

Constructor Summary

Constructors

Constructor and Description
ReteBackendFactory()

Method Summary

Modifier and Type	Method and Description
IMatcherCapability	calculateRequiredCapability(PQuery query, QueryEvaluationHint hint) Calculate the required capabilities, which are needed to execute the given pattern
IQueryBackend	create(IQueryBackendContext context) Creates a new IQueryBackend instance tied to the given context elements.
boolean	equals(java.lang.Object obj)
java.lang.Class<? extends IQueryBackend>	getBackendClass() The backend instances created by this factory are guaranteed to conform to the returned class.
int	hashCode()

Methods inherited from class java.lang.Object

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

Constructor Detail

ReteBackendFactory

public ReteBackendFactory()

Method Detail

create

public IQueryBackend create(IQueryBackendContext context)

Description copied from interface: IQueryBackendFactory

Creates a new IQueryBackend instance tied to the given context elements.

Specified by:

create in interface IQueryBackendFactory

Returns:

an instance of the class returned by IQueryBackendFactory.getBackendClass() that operates in the given context.

Since:

1.5

getBackendClass

public java.lang.Class<? extends IQueryBackend> getBackendClass()

Description copied from interface: IQueryBackendFactory

The backend instances created by this factory are guaranteed to conform to the returned class.

Specified by:

getBackendClass in interface IQueryBackendFactory

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

calculateRequiredCapability

public IMatcherCapability calculateRequiredCapability(PQuery query,
                                                      QueryEvaluationHint hint)

Description copied from interface: IQueryBackendFactory

Calculate the required capabilities, which are needed to execute the given pattern

Specified by:

calculateRequiredCapability in interface IQueryBackendFactory

Since:

1.4