plugins/org.eclipse.uml2.uml/src/org/eclipse/uml2/uml/internal/operations/RemoveStructuralFeatureValueActionOperations.java

/*
 * Copyright (c) 2005, 2011 IBM Corporation, CEA, 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
 *   Kenn Hussey (CEA) - 327039
 *
 * $Id: RemoveStructuralFeatureValueActionOperations.java,v 1.7 2007/05/03 21:11:51 khussey Exp $
 */
package org.eclipse.uml2.uml.internal.operations;

import java.util.Map;

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

import org.eclipse.uml2.uml.RemoveStructuralFeatureValueAction;

import org.eclipse.uml2.uml.util.UMLValidator;

/**
 * <!-- begin-user-doc -->
 * A static utility class that provides operations related to '<em><b>Remove Structural Feature Value Action</b></em>' model objects.
 * <!-- end-user-doc -->
 *
 * <p>
 * The following operations are supported:
 * <ul>
 *   <li>{@link org.eclipse.uml2.uml.RemoveStructuralFeatureValueAction#validateNonUniqueRemoval(org.eclipse.emf.common.util.DiagnosticChain, java.util.Map) <em>Validate Non Unique Removal</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class RemoveStructuralFeatureValueActionOperations
		extends WriteStructuralFeatureActionOperations {

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected RemoveStructuralFeatureValueActionOperations() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * <!-- begin-model-doc -->
	 * Actions removing a value from ordered non-unique structural features must have a single removeAt input pin and no value input pin if isRemoveDuplicates is false. The removeAt pin must be of type Unlimited Natural with multiplicity 1..1. Otherwise, the action has a value input pin and no removeAt input pin.
	 * if not self.structuralFeature.isOrdered or self.structuralFeature.isUnique or  isRemoveDuplicates then
	 *   self.removeAt -> isEmpty() and self.value -> notEmpty()
	 * else
	 *   self.value -> isEmpty() and
	 *   self.removeAt -> notEmpty() and
	 *   self.removeAt.type = UnlimitedNatural and
	 *   self.removeAt.lower = 1 and
	 *   self.removeAt.upper = 1
	 * endif
	 * @param removeStructuralFeatureValueAction The receiving '<em><b>Remove Structural Feature Value Action</b></em>' model object.
	 * @param diagnostics The chain of diagnostics to which problems are to be appended.
	 * @param context The cache of context-specific information.
	 * <!-- end-model-doc -->
	 * @generated
	 */
	public static boolean validateNonUniqueRemoval(
			RemoveStructuralFeatureValueAction removeStructuralFeatureValueAction,
			DiagnosticChain diagnostics, Map<Object, Object> context) {
		// TODO: implement this method
		// -> specify the condition that violates the invariant
		// -> verify the details of the diagnostic, including severity and message
		// Ensure that you remove @generated or mark it @generated NOT
		if (false) {
			if (diagnostics != null) {
				diagnostics
					.add(new BasicDiagnostic(
						Diagnostic.ERROR,
						UMLValidator.DIAGNOSTIC_SOURCE,
						UMLValidator.REMOVE_STRUCTURAL_FEATURE_VALUE_ACTION__NON_UNIQUE_REMOVAL,
						org.eclipse.emf.ecore.plugin.EcorePlugin.INSTANCE
							.getString(
								"_UI_GenericInvariant_diagnostic", new Object[]{"validateNonUniqueRemoval", org.eclipse.emf.ecore.util.EObjectValidator.getObjectLabel(removeStructuralFeatureValueAction, context)}), //$NON-NLS-1$ //$NON-NLS-2$
						new Object[]{removeStructuralFeatureValueAction}));
			}
			return false;
		}
		return true;
	}

} // RemoveStructuralFeatureValueActionOperations