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/*******************************************************************************
* Copyright (c) 2017 Obeo.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.sirius.properties.core.api;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.sirius.common.interpreter.api.IInterpreter;
import org.eclipse.sirius.common.interpreter.api.IVariableManager;
/**
* Implementations of this interface are used by Sirius to resolve inheritance
* and extension relations between property view descriptions.
*
* @author flatombe
* @author mbats
*/
public interface IDescriptionPreprocessor {
/**
* Indicates if the converter can handle the given description.
*
* @param description
* An EObject used in the Sirius model
* @return <code>true</code> if the converter can handle it, or
* <code>false</code> otherwise
*/
boolean canHandle(EObject description);
/**
* Processes a property view description or part of it. The initial
* description is not modified.
*
* @param description
* the description to process
* @param cache
* the cache of already-processed descriptions
* @param interpreter
* the interpreter
* @param variableManager
* the variable manager
* @return a semantically equivalent description to
* {@code originalDescription}, but with inheritance and extension
* relations unfolded.
*/
EObject convert(EObject description, TransformationCache cache, IInterpreter interpreter, IVariableManager variableManager);
}
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