org.eclipse.incquery.runtime.localsearch.operations.extend

Class IterateOverEClassInstances

java.lang.Object

org.eclipse.incquery.runtime.localsearch.operations.extend.ExtendOperation<org.eclipse.emf.ecore.EObject>

org.eclipse.incquery.runtime.localsearch.operations.extend.IterateOverEClassInstances

All Implemented Interfaces:

ISearchOperation

public class IterateOverEClassInstances
extends ExtendOperation<org.eclipse.emf.ecore.EObject>

Iterates all available EClass instances using an EMF-IncQuery Base indexer. It is assumed that the base indexer has been registered for the selected type.

Author:

Zoltan Ujhelyi

Constructor Summary

Constructors

Constructor and Description
IterateOverEClassInstances(int position, org.eclipse.emf.ecore.EClass clazz)

Method Summary

Modifier and Type	Method and Description
org.eclipse.emf.ecore.EClass	getClazz()
java.util.List<java.lang.Integer>	getVariablePositions()
void	onInitialize(MatchingFrame frame, ISearchContext context) During the execution of the corresponding plan, the onInitialize callback is evaluated before the execution of the operation may begin.
java.lang.String	toString()

Methods inherited from class org.eclipse.incquery.runtime.localsearch.operations.extend.ExtendOperation

execute, onBacktrack

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

IterateOverEClassInstances

public IterateOverEClassInstances(int position,
                                  org.eclipse.emf.ecore.EClass clazz)

Method Detail

getClazz

public org.eclipse.emf.ecore.EClass getClazz()

onInitialize

public void onInitialize(MatchingFrame frame,
                         ISearchContext context)

Description copied from interface: ISearchOperation

During the execution of the corresponding plan, the onInitialize callback is evaluated before the execution of the operation may begin. Operations may use this method to initialize its internal data structures.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getVariablePositions

public java.util.List<java.lang.Integer> getVariablePositions()

Returns:

the ordered list of the variable numbers that are affected by the search operation