bundles/org.eclipse.emf.ecp.view.table.model/src/org/eclipse/emf/ecp/view/spi/table/model/util/TableValidator.java - emfclient/org.eclipse.emf.ecp.core - Git at Google

 /**
  * Copyright (c) 2011-2013 EclipseSource Muenchen GmbH 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:
  * Eugen Neufeld - initial API and implementation
  */
 package org.eclipse.emf.ecp.view.spi.table.model.util;

 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashSet;
 import java.util.LinkedHashMap;
 import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;

 import org.eclipse.core.databinding.property.value.IValueProperty;
 import org.eclipse.emf.common.util.BasicDiagnostic;
 import org.eclipse.emf.common.util.Diagnostic;
 import org.eclipse.emf.common.util.DiagnosticChain;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EClassifier;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EPackage;
 import org.eclipse.emf.ecore.EReference;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.ecore.EValidator;
 import org.eclipse.emf.ecore.util.EObjectValidator;
 import org.eclipse.emf.ecp.view.internal.table.model.Activator;
 import org.eclipse.emf.ecp.view.spi.model.VDomainModelReference;
 import org.eclipse.emf.ecp.view.spi.model.VViewPackage;
 import org.eclipse.emf.ecp.view.spi.model.util.ViewValidator;
 import org.eclipse.emf.ecp.view.spi.table.model.DetailEditing;
 import org.eclipse.emf.ecp.view.spi.table.model.VReadOnlyColumnConfiguration;
 import org.eclipse.emf.ecp.view.spi.table.model.VTableColumnConfiguration;
 import org.eclipse.emf.ecp.view.spi.table.model.VTableControl;
 import org.eclipse.emf.ecp.view.spi.table.model.VTableDomainModelReference;
 import org.eclipse.emf.ecp.view.spi.table.model.VTablePackage;
 import org.eclipse.emf.ecp.view.spi.table.model.VWidthConfiguration;
 import org.eclipse.emfforms.spi.core.services.databinding.DatabindingFailedException;
 import org.eclipse.emfforms.spi.core.services.databinding.DatabindingFailedReport;
 import org.eclipse.emfforms.spi.core.services.databinding.EMFFormsDatabinding;

 /**
  * <!-- begin-user-doc -->
  * The <b>Validator</b> for the model.
  *
  * @since 1.5
  *        <!-- end-user-doc -->
  * @see org.eclipse.emf.ecp.view.spi.table.model.VTablePackage
  * @generated
  */
 public class TableValidator extends EObjectValidator {
 	private static final String VALIDATING_TABLE_CONTROL_KEY = "ValidatingTableControl";

 	/**
 	 * The cached model package
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	public static final TableValidator INSTANCE = new TableValidator();

 	/**
 	 * A constant for the {@link org.eclipse.emf.common.util.Diagnostic#getSource() source} of diagnostic
 	 * {@link org.eclipse.emf.common.util.Diagnostic#getCode() codes} from this package.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @see org.eclipse.emf.common.util.Diagnostic#getSource()
 	 * @see org.eclipse.emf.common.util.Diagnostic#getCode()
 	 * @generated
 	 */
 	public static final String DIAGNOSTIC_SOURCE = "org.eclipse.emf.ecp.view.spi.table.model"; //$NON-NLS-1$

 	/**
 	 * A constant with a fixed name that can be used as the base value for additional hand written constants.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	private static final int GENERATED_DIAGNOSTIC_CODE_COUNT = 0;

 	/**
 	 * A constant with a fixed name that can be used as the base value for additional hand written constants in a
 	 * derived class.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	protected static final int DIAGNOSTIC_CODE_COUNT = GENERATED_DIAGNOSTIC_CODE_COUNT;

 	/**
 	 * The cached base package validator.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	protected ViewValidator viewValidator;
 	/**
 	 * The test EMFFormsDatabinding service.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated NOT
 	 */
 	private EMFFormsDatabinding emfFormsDatabinding;

 	/**
 	 * Creates an instance of the switch.
 	 * <!-- begin-user-doc -->
 	 * This is a constructor for test cases.
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated NOT
 	 * @param emfFormsDatabinding An {@link EMFFormsDatabinding}
 	 */
 	TableValidator(EMFFormsDatabinding emfFormsDatabinding) {
 		this();
 		this.emfFormsDatabinding = emfFormsDatabinding;
 	}

 	/**
 	 * Creates an instance of the switch.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	public TableValidator() {
 		super();
 		viewValidator = ViewValidator.INSTANCE;
 	}

 	/**
 	 * Returns the package of this validator switch.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	@Override
 	protected EPackage getEPackage() {
 		return VTablePackage.eINSTANCE;
 	}

 	/**
 	 * Calls <code>validateXXX</code> for the corresponding classifier of the model.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	@Override
 	protected boolean validate(int classifierID, Object value, DiagnosticChain diagnostics,
 		Map<Object, Object> context) {
 		switch (classifierID) {
 		case VTablePackage.TABLE_CONTROL:
 			return validateTableControl((VTableControl) value, diagnostics, context);
 		case VTablePackage.TABLE_COLUMN_CONFIGURATION:
 			return validateTableColumnConfiguration((VTableColumnConfiguration) value, diagnostics, context);
 		case VTablePackage.TABLE_DOMAIN_MODEL_REFERENCE:
 			return validateTableDomainModelReference((VTableDomainModelReference) value, diagnostics, context);
 		case VTablePackage.READ_ONLY_COLUMN_CONFIGURATION:
 			return validateReadOnlyColumnConfiguration((VReadOnlyColumnConfiguration) value, diagnostics, context);
 		case VTablePackage.WIDTH_CONFIGURATION:
 			return validateWidthConfiguration((VWidthConfiguration) value, diagnostics, context);
 		case VTablePackage.DETAIL_EDITING:
 			return validateDetailEditing((DetailEditing) value, diagnostics, context);
 		default:
 			return true;
 		}
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	public boolean validateTableControl(VTableControl tableControl, DiagnosticChain diagnostics,
 		Map<Object, Object> context) {
 		if (!validate_NoCircularContainment(tableControl, diagnostics, context)) {
 			return false;
 		}
 		boolean result = validate_EveryMultiplicityConforms(tableControl, diagnostics, context);
 		if (result || diagnostics != null) {
 			result &= validate_EveryDataValueConforms(tableControl, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_EveryReferenceIsContained(tableControl, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_EveryBidirectionalReferenceIsPaired(tableControl, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_EveryProxyResolves(tableControl, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_UniqueID(tableControl, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_EveryKeyUnique(tableControl, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_EveryMapEntryUnique(tableControl, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validateTableControl_resolveable(tableControl, diagnostics, context);
 		}
 		return result;
 	}

 	/**
 	 * Validates the resolveable constraint of '<em>Control</em>'.
 	 * <!-- begin-user-doc -->
 	 *
 	 * @param tableControl the {@link VTableControl} to check
 	 * @param diagnostics the diagnostics
 	 * @param context the validation context
 	 *            <!-- end-user-doc -->
 	 * @return the validation result
 	 *
 	 * @generated NOT
 	 * @since 1.10
 	 */
 	// CHECKSTYLE.OFF: MethodName
 	public boolean validateTableControl_resolveable(VTableControl tableControl, DiagnosticChain diagnostics,
 		Map<Object, Object> context) {
 		// CHECKSTYLE.ON: MethodName
 		final VDomainModelReference domainModelReference = tableControl.getDomainModelReference();
 		if (domainModelReference == null) {
 			diagnostics
 				.add(createDiagnostic(Diagnostic.ERROR, 0, "No Domain Model Reference set.", //$NON-NLS-1$
 					tableControl, VViewPackage.eINSTANCE.getControl_DomainModelReference()));
 			return false;
 		}
 		if (domainModelReference instanceof VTableDomainModelReference) {
 			context.put(VALIDATING_TABLE_CONTROL_KEY, true);
 			return validateTableDomainModelReference((VTableDomainModelReference) domainModelReference, diagnostics,
 				context);
 		}
 		return viewValidator.validateDomainModelReference(domainModelReference, diagnostics, context);
 	}

 	/**
 	 * @generated
 	 * 			<!-- begin-user-doc -->
 	 *            <!-- end-user-doc -->
 	 *
 	 */
 	public boolean validateTableColumnConfiguration(VTableColumnConfiguration tableColumnConfiguration,
 		DiagnosticChain diagnostics, Map<Object, Object> context) {
 		return validate_EveryDefaultConstraint(tableColumnConfiguration, diagnostics, context);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	public boolean validateTableDomainModelReference(VTableDomainModelReference tableDomainModelReference,
 		DiagnosticChain diagnostics, Map<Object, Object> context) {
 		if (!validate_NoCircularContainment(tableDomainModelReference, diagnostics, context)) {
 			return false;
 		}
 		boolean result = validate_EveryMultiplicityConforms(tableDomainModelReference, diagnostics, context);
 		if (result || diagnostics != null) {
 			result &= validate_EveryDataValueConforms(tableDomainModelReference, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_EveryReferenceIsContained(tableDomainModelReference, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_EveryBidirectionalReferenceIsPaired(tableDomainModelReference, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_EveryProxyResolves(tableDomainModelReference, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_UniqueID(tableDomainModelReference, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_EveryKeyUnique(tableDomainModelReference, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validate_EveryMapEntryUnique(tableDomainModelReference, diagnostics, context);
 		}
 		if (result || diagnostics != null) {
 			result &= validateTableDomainModelReference_resolveable(tableDomainModelReference, diagnostics, context);
 		}
 		return result;
 	}

 	/**
 	 *
 	 * {@inheritDoc}
 	 *
 	 * @see org.eclipse.emf.ecore.util.EObjectValidator#validate_EveryMultiplicityConforms(org.eclipse.emf.ecore.EObject,
 	 *      org.eclipse.emf.common.util.DiagnosticChain, java.util.Map)
 	 *
 	 * @generated NOT
 	 *
 	 */
 	// BEGIN COMPLEX CODE
 	@Override
 	public boolean validate_EveryMultiplicityConforms(EObject eObject, DiagnosticChain diagnostics,
 		Map<Object, Object> context) {
 		boolean result = true;
 		final EClass eClass = eObject.eClass();
 		for (int i = 0, size = eClass.getFeatureCount(); i < size; ++i) {
 			// begin custom
 			if (VTableDomainModelReference.class.isInstance(eObject)
 				&& eClass.getEStructuralFeature(i) == VViewPackage.eINSTANCE
 					.getFeaturePathDomainModelReference_DomainModelEFeature()) {
 				continue;
 			}
 			// end custom
 			result &= validate_MultiplicityConforms(eObject, eClass.getEStructuralFeature(i), diagnostics, context);
 			if (!result && diagnostics == null) {
 				return false;
 			}
 		}
 		return result;
 	}

 	// END COMPLEX CODE

 	/**
 	 * Validates the resolveable constraint of '<em>Domain Model Reference</em>'.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated NOT
 	 */
 	// BEGIN COMPLEX CODE
 	public boolean validateTableDomainModelReference_resolveable(VTableDomainModelReference tableDomainModelReference,
 		DiagnosticChain diagnostics, Map<Object, Object> context) {
 		// validate path to table
 		VDomainModelReference pathToMultiRef = tableDomainModelReference.getDomainModelReference();
 		final EValidator validator;
 		if (pathToMultiRef != null) {
 			context.put(ViewValidator.ECLASS_KEY, null);
 			validator = EValidator.Registry.INSTANCE.getEValidator(pathToMultiRef.eClass().getEPackage());
 		} else {
 			pathToMultiRef = tableDomainModelReference;
 			validator = viewValidator;
 		}
 		if (!validator.validate(pathToMultiRef, diagnostics, context)) {
 			if (pathToMultiRef != tableDomainModelReference && tableDomainModelReference.eContainer() != null
 				&& diagnostics != null) {
 				diagnostics.add(createDiagnostic(Diagnostic.ERROR, 0, "Error on path to multi reference", //$NON-NLS-1$
 					tableDomainModelReference.eContainer(),
 					tableDomainModelReference.eContainingFeature()));
 			}
 			return false;
 		}

 		// test if table ends a multi reference
 		IValueProperty valueProperty;
 		try {
 			valueProperty = getEMFFormsDatabinding()
 				.getValueProperty(pathToMultiRef, null);
 		} catch (final DatabindingFailedException ex) {
 			Activator.getDefault().getReportService().report(new DatabindingFailedReport(ex));
 			return true;
 		}
 		final EStructuralFeature feature = (EStructuralFeature) valueProperty.getValueType();
 		if (!EReference.class.isInstance(feature) || !feature.isMany()) {
 			if (diagnostics != null) {
 				final String message = "Domain model reference does not end at a multi reference."; //$NON-NLS-1$
 				if (tableDomainModelReference.eContainer() != null) {
 					diagnostics.add(createDiagnostic(Diagnostic.ERROR, 0, message,
 						tableDomainModelReference.eContainer(), tableDomainModelReference.eContainingFeature()));
 				}
 				if (pathToMultiRef == tableDomainModelReference) {
 					diagnostics.add(createDiagnostic(Diagnostic.ERROR, 0, message, pathToMultiRef,
 						VViewPackage.eINSTANCE.getFeaturePathDomainModelReference_DomainModelEFeature()));
 				} else {
 					diagnostics.add(createDiagnostic(Diagnostic.ERROR, 0, message, tableDomainModelReference,
 						VTablePackage.eINSTANCE.getTableDomainModelReference_DomainModelReference()));
 				}
 			}
 			return false;
 		}
 		if (context.containsKey(VALIDATING_TABLE_CONTROL_KEY)) {
 			return true;
 		}
 		// test if columns are resolveable
 		final EReference reference = EReference.class.cast(feature);
 		final EClass referenceType = reference.getEReferenceType();
 		boolean success = true;
 		for (final VDomainModelReference columnDMR : tableDomainModelReference.getColumnDomainModelReferences()) {
 			success &= validateColumnForRootEClass(columnDMR, referenceType);
 			if (!success) {
 				break;
 			}
 		}
 		if (success) {
 			return true;
 		}

 		// test if columns are resolvable against a subclass
 		final Collection<EClass> subClasses = getSubClasses(referenceType);
 		final Set<EClass> usableSubclasses = new LinkedHashSet<EClass>();
 		for (final EClass subClass : subClasses) {
 			success = true;
 			for (final VDomainModelReference columnDMR : tableDomainModelReference.getColumnDomainModelReferences()) {
 				success &= validateColumnForRootEClass(columnDMR, subClass);
 				if (!success) {
 					break;
 				}
 			}
 			if (success) {
 				usableSubclasses.add(subClass);
 			}
 		}

 		if (usableSubclasses.isEmpty()) {
 			if (diagnostics != null) {
 				final String message = "Some columns may not be resolvable"; //$NON-NLS-1$
 				diagnostics.add(createDiagnostic(Diagnostic.WARNING, 0, message, tableDomainModelReference,
 					VTablePackage.eINSTANCE.getTableDomainModelReference_ColumnDomainModelReferences()));
 			}
 			return false;
 		}

 		if (diagnostics != null) {
 			final String message = "Columns are resovable against a subclass of " + referenceType.getName(); //$NON-NLS-1$
 			diagnostics.add(createDiagnostic(Diagnostic.INFO, 0, message, tableDomainModelReference,
 				VTablePackage.eINSTANCE.getTableDomainModelReference_ColumnDomainModelReferences()));
 		}
 		return true;

 	}

 	private EMFFormsDatabinding getEMFFormsDatabinding() {
 		if (emfFormsDatabinding != null) {
 			return emfFormsDatabinding;
 		}
 		return Activator.getDefault().getEMFFormsDatabinding();
 	}

 	// END COMPLEX CODE

 	private Diagnostic createDiagnostic(int severity, int code, String message, EObject object,
 		EStructuralFeature feature) {
 		return new BasicDiagnostic(
 			severity,
 			DIAGNOSTIC_SOURCE,
 			code,
 			message,
 			new Object[] { object, feature });
 	}

 	private boolean validateColumnForRootEClass(VDomainModelReference columnDMR, EClass rootEClass) {
 		final EValidator validator = EValidator.Registry.INSTANCE.getEValidator(columnDMR.eClass().getEPackage());
 		final Map<Object, Object> context = new LinkedHashMap<Object, Object>();
 		context.put(ViewValidator.ECLASS_KEY, rootEClass);
 		return validator.validate(columnDMR, null, context);
 	}

 	/**
 	 * <!-- begin-user-doc -->.
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	public boolean validateReadOnlyColumnConfiguration(VReadOnlyColumnConfiguration readOnlyColumnConfiguration,
 		DiagnosticChain diagnostics, Map<Object, Object> context) {
 		return validate_EveryDefaultConstraint(readOnlyColumnConfiguration, diagnostics, context);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 *
 	 * @since 1.9
 	 *        <!-- end-user-doc -->
 	 * @generated
 	 */
 	public boolean validateWidthConfiguration(VWidthConfiguration widthConfiguration, DiagnosticChain diagnostics,
 		Map<Object, Object> context) {
 		return validate_EveryDefaultConstraint(widthConfiguration, diagnostics, context);
 	}

 	/**
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	public boolean validateDetailEditing(DetailEditing detailEditing, DiagnosticChain diagnostics,
 		Map<Object, Object> context) {
 		return true;
 	}

 	/**
 	 * Returns the resource locator that will be used to fetch messages for this validator's diagnostics.
 	 * <!-- begin-user-doc -->
 	 * <!-- end-user-doc -->
 	 *
 	 * @generated
 	 */
 	@Override
 	public ResourceLocator getResourceLocator() {
 		// TODO
 		// Specialize this to return a resource locator for messages specific to this validator.
 		// Ensure that you remove @generated or mark it @generated NOT
 		return super.getResourceLocator();
 	}

 	private static Collection<EClass> getSubClasses(EClass superClass) {
 		final Collection<EClass> classes = new HashSet<EClass>();

 		// avoid ConcurrentModificationException while iterating over the registry's key set
 		final List<String> keySet = new ArrayList<String>(org.eclipse.emf.ecore.EPackage.Registry.INSTANCE.keySet());
 		for (final String nsURI : keySet) {
 			final EPackage ePackage = org.eclipse.emf.ecore.EPackage.Registry.INSTANCE.getEPackage(nsURI);
 			for (final EClassifier eClassifier : ePackage.getEClassifiers()) {
 				if (eClassifier instanceof EClass) {
 					final EClass eClass = (EClass) eClassifier;
 					if (superClass.isSuperTypeOf(eClass) && !eClass.isAbstract() && !eClass.isInterface()) {
 						classes.add(eClass);
 					}
 				}
 			}
 		}
 		return classes;
 	}

 } // TableValidator
	/**
	* Copyright (c) 2011-2013 EclipseSource Muenchen GmbH 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:
	* Eugen Neufeld - initial API and implementation
	*/
	package org.eclipse.emf.ecp.view.spi.table.model.util;

	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.HashSet;
	import java.util.LinkedHashMap;
	import java.util.LinkedHashSet;
	import java.util.List;
	import java.util.Map;
	import java.util.Set;

	import org.eclipse.core.databinding.property.value.IValueProperty;
	import org.eclipse.emf.common.util.BasicDiagnostic;
	import org.eclipse.emf.common.util.Diagnostic;
	import org.eclipse.emf.common.util.DiagnosticChain;
	import org.eclipse.emf.common.util.ResourceLocator;
	import org.eclipse.emf.ecore.EClass;
	import org.eclipse.emf.ecore.EClassifier;
	import org.eclipse.emf.ecore.EObject;
	import org.eclipse.emf.ecore.EPackage;
	import org.eclipse.emf.ecore.EReference;
	import org.eclipse.emf.ecore.EStructuralFeature;
	import org.eclipse.emf.ecore.EValidator;
	import org.eclipse.emf.ecore.util.EObjectValidator;
	import org.eclipse.emf.ecp.view.internal.table.model.Activator;
	import org.eclipse.emf.ecp.view.spi.model.VDomainModelReference;
	import org.eclipse.emf.ecp.view.spi.model.VViewPackage;
	import org.eclipse.emf.ecp.view.spi.model.util.ViewValidator;
	import org.eclipse.emf.ecp.view.spi.table.model.DetailEditing;
	import org.eclipse.emf.ecp.view.spi.table.model.VReadOnlyColumnConfiguration;
	import org.eclipse.emf.ecp.view.spi.table.model.VTableColumnConfiguration;
	import org.eclipse.emf.ecp.view.spi.table.model.VTableControl;
	import org.eclipse.emf.ecp.view.spi.table.model.VTableDomainModelReference;
	import org.eclipse.emf.ecp.view.spi.table.model.VTablePackage;
	import org.eclipse.emf.ecp.view.spi.table.model.VWidthConfiguration;
	import org.eclipse.emfforms.spi.core.services.databinding.DatabindingFailedException;
	import org.eclipse.emfforms.spi.core.services.databinding.DatabindingFailedReport;
	import org.eclipse.emfforms.spi.core.services.databinding.EMFFormsDatabinding;

	/**
	* <!-- begin-user-doc -->
	* The <b>Validator</b> for the model.
	*
	* @since 1.5
	* <!-- end-user-doc -->
	* @see org.eclipse.emf.ecp.view.spi.table.model.VTablePackage
	* @generated
	*/
	public class TableValidator extends EObjectValidator {
	private static final String VALIDATING_TABLE_CONTROL_KEY = "ValidatingTableControl";

	/**
	* The cached model package
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	public static final TableValidator INSTANCE = new TableValidator();

	/**
	* A constant for the {@link org.eclipse.emf.common.util.Diagnostic#getSource() source} of diagnostic
	* {@link org.eclipse.emf.common.util.Diagnostic#getCode() codes} from this package.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @see org.eclipse.emf.common.util.Diagnostic#getSource()
	* @see org.eclipse.emf.common.util.Diagnostic#getCode()
	* @generated
	*/
	public static final String DIAGNOSTIC_SOURCE = "org.eclipse.emf.ecp.view.spi.table.model"; //$NON-NLS-1$

	/**
	* A constant with a fixed name that can be used as the base value for additional hand written constants.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	private static final int GENERATED_DIAGNOSTIC_CODE_COUNT = 0;

	/**
	* A constant with a fixed name that can be used as the base value for additional hand written constants in a
	* derived class.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	protected static final int DIAGNOSTIC_CODE_COUNT = GENERATED_DIAGNOSTIC_CODE_COUNT;

	/**
	* The cached base package validator.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	protected ViewValidator viewValidator;
	/**
	* The test EMFFormsDatabinding service.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated NOT
	*/
	private EMFFormsDatabinding emfFormsDatabinding;

	/**
	* Creates an instance of the switch.
	* <!-- begin-user-doc -->
	* This is a constructor for test cases.
	* <!-- end-user-doc -->
	*
	* @generated NOT
	* @param emfFormsDatabinding An {@link EMFFormsDatabinding}
	*/
	TableValidator(EMFFormsDatabinding emfFormsDatabinding) {
	this();
	this.emfFormsDatabinding = emfFormsDatabinding;
	}

	/**
	* Creates an instance of the switch.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	public TableValidator() {
	super();
	viewValidator = ViewValidator.INSTANCE;
	}

	/**
	* Returns the package of this validator switch.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	@Override
	protected EPackage getEPackage() {
	return VTablePackage.eINSTANCE;
	}

	/**
	* Calls <code>validateXXX</code> for the corresponding classifier of the model.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	@Override
	protected boolean validate(int classifierID, Object value, DiagnosticChain diagnostics,
	Map<Object, Object> context) {
	switch (classifierID) {
	case VTablePackage.TABLE_CONTROL:
	return validateTableControl((VTableControl) value, diagnostics, context);
	case VTablePackage.TABLE_COLUMN_CONFIGURATION:
	return validateTableColumnConfiguration((VTableColumnConfiguration) value, diagnostics, context);
	case VTablePackage.TABLE_DOMAIN_MODEL_REFERENCE:
	return validateTableDomainModelReference((VTableDomainModelReference) value, diagnostics, context);
	case VTablePackage.READ_ONLY_COLUMN_CONFIGURATION:
	return validateReadOnlyColumnConfiguration((VReadOnlyColumnConfiguration) value, diagnostics, context);
	case VTablePackage.WIDTH_CONFIGURATION:
	return validateWidthConfiguration((VWidthConfiguration) value, diagnostics, context);
	case VTablePackage.DETAIL_EDITING:
	return validateDetailEditing((DetailEditing) value, diagnostics, context);
	default:
	return true;
	}
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	public boolean validateTableControl(VTableControl tableControl, DiagnosticChain diagnostics,
	Map<Object, Object> context) {
	if (!validate_NoCircularContainment(tableControl, diagnostics, context)) {
	return false;
	}
	boolean result = validate_EveryMultiplicityConforms(tableControl, diagnostics, context);
	if (result \|\| diagnostics != null) {
	result &= validate_EveryDataValueConforms(tableControl, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_EveryReferenceIsContained(tableControl, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_EveryBidirectionalReferenceIsPaired(tableControl, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_EveryProxyResolves(tableControl, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_UniqueID(tableControl, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_EveryKeyUnique(tableControl, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_EveryMapEntryUnique(tableControl, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validateTableControl_resolveable(tableControl, diagnostics, context);
	}
	return result;
	}

	/**
	* Validates the resolveable constraint of '<em>Control</em>'.
	* <!-- begin-user-doc -->
	*
	* @param tableControl the {@link VTableControl} to check
	* @param diagnostics the diagnostics
	* @param context the validation context
	* <!-- end-user-doc -->
	* @return the validation result
	*
	* @generated NOT
	* @since 1.10
	*/
	// CHECKSTYLE.OFF: MethodName
	public boolean validateTableControl_resolveable(VTableControl tableControl, DiagnosticChain diagnostics,
	Map<Object, Object> context) {
	// CHECKSTYLE.ON: MethodName
	final VDomainModelReference domainModelReference = tableControl.getDomainModelReference();
	if (domainModelReference == null) {
	diagnostics
	.add(createDiagnostic(Diagnostic.ERROR, 0, "No Domain Model Reference set.", //$NON-NLS-1$
	tableControl, VViewPackage.eINSTANCE.getControl_DomainModelReference()));
	return false;
	}
	if (domainModelReference instanceof VTableDomainModelReference) {
	context.put(VALIDATING_TABLE_CONTROL_KEY, true);
	return validateTableDomainModelReference((VTableDomainModelReference) domainModelReference, diagnostics,
	context);
	}
	return viewValidator.validateDomainModelReference(domainModelReference, diagnostics, context);
	}

	/**
	* @generated
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	*/
	public boolean validateTableColumnConfiguration(VTableColumnConfiguration tableColumnConfiguration,
	DiagnosticChain diagnostics, Map<Object, Object> context) {
	return validate_EveryDefaultConstraint(tableColumnConfiguration, diagnostics, context);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	public boolean validateTableDomainModelReference(VTableDomainModelReference tableDomainModelReference,
	DiagnosticChain diagnostics, Map<Object, Object> context) {
	if (!validate_NoCircularContainment(tableDomainModelReference, diagnostics, context)) {
	return false;
	}
	boolean result = validate_EveryMultiplicityConforms(tableDomainModelReference, diagnostics, context);
	if (result \|\| diagnostics != null) {
	result &= validate_EveryDataValueConforms(tableDomainModelReference, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_EveryReferenceIsContained(tableDomainModelReference, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_EveryBidirectionalReferenceIsPaired(tableDomainModelReference, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_EveryProxyResolves(tableDomainModelReference, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_UniqueID(tableDomainModelReference, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_EveryKeyUnique(tableDomainModelReference, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validate_EveryMapEntryUnique(tableDomainModelReference, diagnostics, context);
	}
	if (result \|\| diagnostics != null) {
	result &= validateTableDomainModelReference_resolveable(tableDomainModelReference, diagnostics, context);
	}
	return result;
	}

	/**
	*
	* {@inheritDoc}
	*
	* @see org.eclipse.emf.ecore.util.EObjectValidator#validate_EveryMultiplicityConforms(org.eclipse.emf.ecore.EObject,
	* org.eclipse.emf.common.util.DiagnosticChain, java.util.Map)
	*
	* @generated NOT
	*
	*/
	// BEGIN COMPLEX CODE
	@Override
	public boolean validate_EveryMultiplicityConforms(EObject eObject, DiagnosticChain diagnostics,
	Map<Object, Object> context) {
	boolean result = true;
	final EClass eClass = eObject.eClass();
	for (int i = 0, size = eClass.getFeatureCount(); i < size; ++i) {
	// begin custom
	if (VTableDomainModelReference.class.isInstance(eObject)
	&& eClass.getEStructuralFeature(i) == VViewPackage.eINSTANCE
	.getFeaturePathDomainModelReference_DomainModelEFeature()) {
	continue;
	}
	// end custom
	result &= validate_MultiplicityConforms(eObject, eClass.getEStructuralFeature(i), diagnostics, context);
	if (!result && diagnostics == null) {
	return false;
	}
	}
	return result;
	}

	// END COMPLEX CODE

	/**
	* Validates the resolveable constraint of '<em>Domain Model Reference</em>'.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated NOT
	*/
	// BEGIN COMPLEX CODE
	public boolean validateTableDomainModelReference_resolveable(VTableDomainModelReference tableDomainModelReference,
	DiagnosticChain diagnostics, Map<Object, Object> context) {
	// validate path to table
	VDomainModelReference pathToMultiRef = tableDomainModelReference.getDomainModelReference();
	final EValidator validator;
	if (pathToMultiRef != null) {
	context.put(ViewValidator.ECLASS_KEY, null);
	validator = EValidator.Registry.INSTANCE.getEValidator(pathToMultiRef.eClass().getEPackage());
	} else {
	pathToMultiRef = tableDomainModelReference;
	validator = viewValidator;
	}
	if (!validator.validate(pathToMultiRef, diagnostics, context)) {
	if (pathToMultiRef != tableDomainModelReference && tableDomainModelReference.eContainer() != null
	&& diagnostics != null) {
	diagnostics.add(createDiagnostic(Diagnostic.ERROR, 0, "Error on path to multi reference", //$NON-NLS-1$
	tableDomainModelReference.eContainer(),
	tableDomainModelReference.eContainingFeature()));
	}
	return false;
	}

	// test if table ends a multi reference
	IValueProperty valueProperty;
	try {
	valueProperty = getEMFFormsDatabinding()
	.getValueProperty(pathToMultiRef, null);
	} catch (final DatabindingFailedException ex) {
	Activator.getDefault().getReportService().report(new DatabindingFailedReport(ex));
	return true;
	}
	final EStructuralFeature feature = (EStructuralFeature) valueProperty.getValueType();
	if (!EReference.class.isInstance(feature) \|\| !feature.isMany()) {
	if (diagnostics != null) {
	final String message = "Domain model reference does not end at a multi reference."; //$NON-NLS-1$
	if (tableDomainModelReference.eContainer() != null) {
	diagnostics.add(createDiagnostic(Diagnostic.ERROR, 0, message,
	tableDomainModelReference.eContainer(), tableDomainModelReference.eContainingFeature()));
	}
	if (pathToMultiRef == tableDomainModelReference) {
	diagnostics.add(createDiagnostic(Diagnostic.ERROR, 0, message, pathToMultiRef,
	VViewPackage.eINSTANCE.getFeaturePathDomainModelReference_DomainModelEFeature()));
	} else {
	diagnostics.add(createDiagnostic(Diagnostic.ERROR, 0, message, tableDomainModelReference,
	VTablePackage.eINSTANCE.getTableDomainModelReference_DomainModelReference()));
	}
	}
	return false;
	}
	if (context.containsKey(VALIDATING_TABLE_CONTROL_KEY)) {
	return true;
	}
	// test if columns are resolveable
	final EReference reference = EReference.class.cast(feature);
	final EClass referenceType = reference.getEReferenceType();
	boolean success = true;
	for (final VDomainModelReference columnDMR : tableDomainModelReference.getColumnDomainModelReferences()) {
	success &= validateColumnForRootEClass(columnDMR, referenceType);
	if (!success) {
	break;
	}
	}
	if (success) {
	return true;
	}

	// test if columns are resolvable against a subclass
	final Collection<EClass> subClasses = getSubClasses(referenceType);
	final Set<EClass> usableSubclasses = new LinkedHashSet<EClass>();
	for (final EClass subClass : subClasses) {
	success = true;
	for (final VDomainModelReference columnDMR : tableDomainModelReference.getColumnDomainModelReferences()) {
	success &= validateColumnForRootEClass(columnDMR, subClass);
	if (!success) {
	break;
	}
	}
	if (success) {
	usableSubclasses.add(subClass);
	}
	}

	if (usableSubclasses.isEmpty()) {
	if (diagnostics != null) {
	final String message = "Some columns may not be resolvable"; //$NON-NLS-1$
	diagnostics.add(createDiagnostic(Diagnostic.WARNING, 0, message, tableDomainModelReference,
	VTablePackage.eINSTANCE.getTableDomainModelReference_ColumnDomainModelReferences()));
	}
	return false;
	}

	if (diagnostics != null) {
	final String message = "Columns are resovable against a subclass of " + referenceType.getName(); //$NON-NLS-1$
	diagnostics.add(createDiagnostic(Diagnostic.INFO, 0, message, tableDomainModelReference,
	VTablePackage.eINSTANCE.getTableDomainModelReference_ColumnDomainModelReferences()));
	}
	return true;

	}

	private EMFFormsDatabinding getEMFFormsDatabinding() {
	if (emfFormsDatabinding != null) {
	return emfFormsDatabinding;
	}
	return Activator.getDefault().getEMFFormsDatabinding();
	}

	// END COMPLEX CODE

	private Diagnostic createDiagnostic(int severity, int code, String message, EObject object,
	EStructuralFeature feature) {
	return new BasicDiagnostic(
	severity,
	DIAGNOSTIC_SOURCE,
	code,
	message,
	new Object[] { object, feature });
	}

	private boolean validateColumnForRootEClass(VDomainModelReference columnDMR, EClass rootEClass) {
	final EValidator validator = EValidator.Registry.INSTANCE.getEValidator(columnDMR.eClass().getEPackage());
	final Map<Object, Object> context = new LinkedHashMap<Object, Object>();
	context.put(ViewValidator.ECLASS_KEY, rootEClass);
	return validator.validate(columnDMR, null, context);
	}

	/**
	* <!-- begin-user-doc -->.
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	public boolean validateReadOnlyColumnConfiguration(VReadOnlyColumnConfiguration readOnlyColumnConfiguration,
	DiagnosticChain diagnostics, Map<Object, Object> context) {
	return validate_EveryDefaultConstraint(readOnlyColumnConfiguration, diagnostics, context);
	}

	/**
	* <!-- begin-user-doc -->
	*
	* @since 1.9
	* <!-- end-user-doc -->
	* @generated
	*/
	public boolean validateWidthConfiguration(VWidthConfiguration widthConfiguration, DiagnosticChain diagnostics,
	Map<Object, Object> context) {
	return validate_EveryDefaultConstraint(widthConfiguration, diagnostics, context);
	}

	/**
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	public boolean validateDetailEditing(DetailEditing detailEditing, DiagnosticChain diagnostics,
	Map<Object, Object> context) {
	return true;
	}

	/**
	* Returns the resource locator that will be used to fetch messages for this validator's diagnostics.
	* <!-- begin-user-doc -->
	* <!-- end-user-doc -->
	*
	* @generated
	*/
	@Override
	public ResourceLocator getResourceLocator() {
	// TODO
	// Specialize this to return a resource locator for messages specific to this validator.
	// Ensure that you remove @generated or mark it @generated NOT
	return super.getResourceLocator();
	}

	private static Collection<EClass> getSubClasses(EClass superClass) {
	final Collection<EClass> classes = new HashSet<EClass>();

	// avoid ConcurrentModificationException while iterating over the registry's key set
	final List<String> keySet = new ArrayList<String>(org.eclipse.emf.ecore.EPackage.Registry.INSTANCE.keySet());
	for (final String nsURI : keySet) {
	final EPackage ePackage = org.eclipse.emf.ecore.EPackage.Registry.INSTANCE.getEPackage(nsURI);
	for (final EClassifier eClassifier : ePackage.getEClassifiers()) {
	if (eClassifier instanceof EClass) {
	final EClass eClass = (EClass) eClassifier;
	if (superClass.isSuperTypeOf(eClass) && !eClass.isAbstract() && !eClass.isInterface()) {
	classes.add(eClass);
	}
	}
	}
	}
	return classes;
	}

	} // TableValidator