/*
 * Copyright (c) 2005, 2007 IBM Corporation and others.
 * 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:
 *   IBM - initial API and implementation
 *
 * $Id: Actor.java,v 1.6 2007/04/25 17:47:05 khussey Exp $
 */
package org.eclipse.uml2.uml;

import java.util.Map;

import org.eclipse.emf.common.util.DiagnosticChain;

/**
 * <!-- begin-user-doc -->
 * A representation of the model object '<em><b>Actor</b></em>'.
 * <!-- end-user-doc -->
 *
 * <!-- begin-model-doc -->
 * An actor specifies a role played by a user or any other system that interacts with the subject.
 * <!-- end-model-doc -->
 *
 *
 * @see org.eclipse.uml2.uml.UMLPackage#getActor()
 * @model
 * @generated
 */
public interface Actor
		extends BehavioredClassifier {

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * <!-- begin-model-doc -->
	 * An actor can only have associations to use cases, components and classes. Furthermore these associations must be binary.
	 * self.ownedAttribute->forAll ( a |
	 * (a.association->notEmpty()) implies
	 * ((a.association.memberEnd.size() = 2) and
	 * (a.opposite.class.oclIsKindOf(UseCase) or
	 * (a.opposite.class.oclIsKindOf(Class) and not a.opposite.class.oclIsKindOf(Behavior))))
	 * 
	 * @param diagnostics The chain of diagnostics to which problems are to be appended.
	 * @param context The cache of context-specific information.
	 * <!-- end-model-doc -->
	 * @model
	 * @generated
	 */
	boolean validateAssociations(DiagnosticChain diagnostics,
			Map<Object, Object> context);

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * <!-- begin-model-doc -->
	 * An actor must have a name.
	 * name->notEmpty()
	 * @param diagnostics The chain of diagnostics to which problems are to be appended.
	 * @param context The cache of context-specific information.
	 * <!-- end-model-doc -->
	 * @model
	 * @generated
	 */
	boolean validateMustHaveName(DiagnosticChain diagnostics,
			Map<Object, Object> context);

} // Actor