com.ibm.xtools.modeler.ui

Interface IQueryHelper

public interface IQueryHelper

Utility classes to ease the generation of queries over EMF models

Method Summary

Modifier and Type	Method and Description
java.util.Set<org.eclipse.emf.ecore.EObject>	executeQuery(org.eclipse.emf.ecore.EObject queryRoot, org.eclipse.emf.query.conditions.eobjects.EObjectCondition condition, org.eclipse.core.runtime.IProgressMonitor monitor) Executes a query using queryRoot as the root of the subtree where to perform the search.

Method Detail

executeQuery

java.util.Set<org.eclipse.emf.ecore.EObject> executeQuery(org.eclipse.emf.ecore.EObject queryRoot,
                                                          org.eclipse.emf.query.conditions.eobjects.EObjectCondition condition,
                                                          org.eclipse.core.runtime.IProgressMonitor monitor)
                                                   throws java.lang.InterruptedException

Executes a query using queryRoot as the root of the subtree where to perform the search. Only EObject satisfying the condition specified in condition/code> are returned.

Parameters:

queryRoot - The root element to recursively apply the query to

condition - The condition object used to filter in EObject

monitor - The monitor to use to display progress and/or cancel

Returns:

The collection of EObject produced by executing the query

Throws:

java.lang.InterruptedException - The query operation was interrupted

java.lang.NullPointerException - One of the passed parameters was null