org.eclipse.osbp.dsl.common.xtext/src/org/eclipse/osbp/dsl/common/xtext/validation/CommonGrammarValidator.java - osbp/org.eclipse.osbp.dsl - Git at Google

 /**
  * Copyright (c) 2011, 2015 - Lunifera GmbH (Gross Enzersdorf, Austria), Loetz GmbH&Co.KG (69115 Heidelberg, Germany)
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
  * https://www.eclipse.org/legal/epl-2.0/
  *
  * SPDX-License-Identifier: EPL-2.0
  *
  * Contributors:
  *         Florian Pirchner - Initial implementation
  */
 package org.eclipse.osbp.dsl.common.xtext.validation;

 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;

 import org.eclipse.osbp.dsl.common.xtext.extensions.ModelExtensions;
 import org.eclipse.osbp.dsl.semantic.common.types.LAttribute;
 import org.eclipse.osbp.dsl.semantic.common.types.LDataType;
 import org.eclipse.osbp.dsl.semantic.common.types.LFeature;
 import org.eclipse.osbp.dsl.semantic.common.types.LFeaturesHolder;
 import org.eclipse.osbp.dsl.semantic.common.types.LPackage;
 import org.eclipse.osbp.dsl.semantic.common.types.LReference;
 import org.eclipse.osbp.dsl.semantic.common.types.LType;
 import org.eclipse.osbp.dsl.semantic.common.types.LTypedPackage;
 import org.eclipse.osbp.dsl.semantic.common.types.OSBPTypesPackage;
 import org.eclipse.xtext.naming.IQualifiedNameProvider;
 import org.eclipse.xtext.resource.IContainer;
 import org.eclipse.xtext.resource.IEObjectDescription;
 import org.eclipse.xtext.resource.IResourceDescription;
 import org.eclipse.xtext.resource.IResourceDescriptions;
 import org.eclipse.xtext.resource.impl.ResourceDescriptionsProvider;
 import org.eclipse.xtext.validation.Check;
 import org.eclipse.xtext.validation.CheckType;
 import org.eclipse.xtext.validation.NamesAreUniqueValidator;
 import org.eclipse.xtext.validation.ValidationMessageAcceptor;

 import com.google.inject.Inject;

 // TODO: Auto-generated Javadoc
 /**
  * Custom validation rules.
  *
  * see http://www.eclipse.org/Xtext/documentation.html#validation
  */
 public class CommonGrammarValidator
 		extends org.eclipse.osbp.dsl.common.xtext.validation.AbstractCommonGrammarValidator {

 	/** The Constant CODE__DUPLICATE_LPACKAGE_IN_PROJECT. */
 	public static final String CODE__DUPLICATE_LPACKAGE_IN_PROJECT = "0_100";

 	/** The Constant CODE__DUPLICATE_LTYPE_IN_PROJECT. */
 	public static final String CODE__DUPLICATE_LTYPE_IN_PROJECT = "0_101";

 	/** The Constant CODE__DUPLICATE_LPACKAGE_IN_FILE. */
 	public static final String CODE__DUPLICATE_LPACKAGE_IN_FILE = "0_102";

 	/** The Constant CODE__MANY_TO_MANY__NOT_SUPPORTED. */
 	public static final String CODE__MANY_TO_MANY__NOT_SUPPORTED = "0_103";

 	/** The Constant CODE__NOT_A_VALID_PRIMITIVE. */
 	public static final String CODE__NOT_A_VALID_PRIMITIVE = "0_104";

 	/** The Constant CODE__FORBIDDEN_JAVA_KEYWORD. */
 	public static final String CODE__FORBIDDEN_JAVA_KEYWORD = "0_105";

 	/** The Constant CODE__DUPLICATE_LDATATYPE_IN_PACKAGE. */
 	public static final String CODE__DUPLICATE_LDATATYPE_IN_PACKAGE = "0_106";

 	/** The Constant CODE__MISSING__JAVAX_PERSISTENCE. */
 	public static final String CODE__MISSING__JAVAX_PERSISTENCE = "0_107";

 	/** The Constant CODE__MISSING__L_RUNTIME_COMMON. */
 	public static final String CODE__MISSING__L_RUNTIME_COMMON = "0_108";

 	/** The Constant CODE__MISSING__DATATYPE_LIB. */
 	public static final String CODE__MISSING__DATATYPE_LIB = "0_109";

 	/** The Constant CODE__MISSING__DTO_LIB. */
 	public static final String CODE__MISSING__DTO_LIB = "0_110";

 	/** The Constant CODE__MISSING__XBASE_LIB. */
 	public static final String CODE__MISSING__XBASE_LIB = "0_111";

 	/** The Constant CODE__MISSING__JDK_1_5. */
 	public static final String CODE__MISSING__JDK_1_5 = "0_112";

 	/** The Constant CODE__FEATURE_LOWERCASE. */
 	public static final String CODE__FEATURE_LOWERCASE = "0_113";

 	public static final String CODE__DUPLICATE_FEATURE_NAME = "0_114";

 	/** The qnp. */
 	@Inject
 	private IQualifiedNameProvider qnp;

 	/** The extensions. */
 	@Inject
 	private ModelExtensions extensions;

 	/** The unique validator. */
 	@Inject
 	private NamesAreUniqueValidator uniqueValidator;

 	/** The containermanager. */
 	@Inject
 	private IContainer.Manager containermanager;

 	/** The resource descriptions provider. */
 	@Inject
 	private ResourceDescriptionsProvider resourceDescriptionsProvider;

 	/** The Constant javakeywords. */
 	public static final Set<String> javakeywords = new HashSet<String>();
 	static {
 		javakeywords.add("abstract");
 		javakeywords.add("assert");
 		javakeywords.add("boolean");
 		javakeywords.add("break");
 		javakeywords.add("byte");
 		javakeywords.add("case");
 		javakeywords.add("catch");
 		javakeywords.add("char");
 		javakeywords.add("class");
 		javakeywords.add("const");
 		javakeywords.add("continue");
 		javakeywords.add("default");
 		javakeywords.add("double");
 		javakeywords.add("do");
 		javakeywords.add("else");
 		javakeywords.add("enum");
 		javakeywords.add("extends");
 		javakeywords.add("false");
 		javakeywords.add("final");
 		javakeywords.add("finally");
 		javakeywords.add("float");
 		javakeywords.add("for");
 		javakeywords.add("goto");
 		javakeywords.add("if");
 		javakeywords.add("implements");
 		javakeywords.add("import");
 		javakeywords.add("instanceof");
 		javakeywords.add("int");
 		javakeywords.add("interface");
 		javakeywords.add("native");
 		javakeywords.add("new");
 		javakeywords.add("null");
 		javakeywords.add("package");
 		javakeywords.add("private");
 		javakeywords.add("protected");
 		javakeywords.add("public");
 		javakeywords.add("return");
 		javakeywords.add("short");
 		javakeywords.add("static");
 		javakeywords.add("strictfp");
 		javakeywords.add("super");
 		javakeywords.add("switch");
 		javakeywords.add("synchronized");
 		javakeywords.add("this");
 		javakeywords.add("throw");
 		javakeywords.add("throws");
 		javakeywords.add("transient");
 		javakeywords.add("true");
 		javakeywords.add("try");
 		javakeywords.add("void");
 		javakeywords.add("volatile");
 		javakeywords.add("while");
 	}

 	/** The Constant primitiveWrappers. */
 	private static final Set<String> primitiveWrappers = new HashSet<String>();
 	static {
 		primitiveWrappers.add("java.lang.Integer");
 		primitiveWrappers.add("java.lang.Long");
 		primitiveWrappers.add("java.lang.Short");
 		primitiveWrappers.add("java.lang.Double");
 		primitiveWrappers.add("java.lang.Float");
 		primitiveWrappers.add("java.lang.Character");
 		primitiveWrappers.add("java.lang.Byte");
 		primitiveWrappers.add("java.lang.Boolean");
 	}

 	/**
 	 * Gets the keywords.
 	 *
 	 * @return the keywords
 	 */
 	public Set<String> getKeywords() {
 		return Collections.unmodifiableSet(javakeywords);
 	}

 	/**
 	 * Check datatype_as primitive.
 	 *
 	 * @param dt
 	 *            the dt
 	 */
 	public void checkDatatype_asPrimitive(LDataType dt) {
 		if (dt.isAsPrimitive()) {
 			if (!primitiveWrappers.contains(dt.getJvmTypeReference().getQualifiedName())) {
 				error("The type is not a wrapper from a primitive type!", dt,
 						OSBPTypesPackage.Literals.LDATA_TYPE__AS_PRIMITIVE,
 						ValidationMessageAcceptor.INSIGNIFICANT_INDEX, CODE__NOT_A_VALID_PRIMITIVE, (String[]) null);
 			}
 		}
 	}

 	/**
 	 * Check properties_ java key word.
 	 *
 	 * @param lprop
 	 *            the lprop
 	 */
 	public void checkProperties_JavaKeyWord(LFeature lprop) {
 		if (lprop.getName() == null) {
 			return;
 		}
 		if (javakeywords.contains(lprop.getName())) {
 			error("The name of the property is a java keyword and not allowed!",
 					OSBPTypesPackage.Literals.LFEATURE__NAME, ValidationMessageAcceptor.INSIGNIFICANT_INDEX,
 					CODE__FORBIDDEN_JAVA_KEYWORD, (String[]) null);
 		}
 	}

 	/**
 	 * Check duplicate type_ in project.
 	 *
 	 * @param type
 	 *            the type
 	 */
 	public void checkDuplicateType_InProject(LType type) {
 		Map<IContainer, List<LType>> lTypes = getAllFor(type);
 		for (Map.Entry<IContainer, List<LType>> temp : lTypes.entrySet())
 			if (temp.getValue().size() > 1) {
 				error(String.format("Duplicate type %s in container", qnp.getFullyQualifiedName(type).toString()), type,
 						OSBPTypesPackage.Literals.LTYPE__NAME, ValidationMessageAcceptor.INSIGNIFICANT_INDEX,
 						CODE__DUPLICATE_LTYPE_IN_PROJECT, (String[]) null);
 			}
 	}

 	@Check
 	public void checkDuplicateFeatures(LFeaturesHolder type) {
 		Set<String> names = new HashSet<>();
 		for (LFeature feature : type.getAllFeatures()) {
 			if(feature.getName() == null) {
 				// annotation support features have no name
 				continue;
 			}
 			if(names.contains(feature.getName())) {
 				error(String.format("Duplicate feature %s in type", feature.getName()), feature,
 						OSBPTypesPackage.Literals.LFEATURE__NAME, ValidationMessageAcceptor.INSIGNIFICANT_INDEX,
 						CODE__DUPLICATE_FEATURE_NAME, (String[]) null);
 			}
 			names.add(feature.getName());
 		}
 	}

 	/**
 	 * Returns a map with the container (class path entry) as key and a
 	 * collection with the found types.
 	 *
 	 * @param lType
 	 *            the l type
 	 * @return the all for
 	 */
 	public Map<IContainer, List<LType>> getAllFor(LType lType) {
 		Map<IContainer, List<LType>> allEntities = new HashMap<IContainer, List<LType>>();
 		IResourceDescriptions resourceDescriptions = resourceDescriptionsProvider
 				.getResourceDescriptions(lType.eResource());
 		IResourceDescription resourceDescription = resourceDescriptions
 				.getResourceDescription(lType.eResource().getURI());
 		List<IContainer> visiblecontainers = containermanager.getVisibleContainers(resourceDescription,
 				resourceDescriptions);
 		for (IContainer container : visiblecontainers) {
 			List<LType> types = new ArrayList<LType>();
 			allEntities.put(container, types);
 			if (lType.getName() == null) {
 				continue;
 			}
 			for (IEObjectDescription eobjectDescription : container.getExportedObjects(OSBPTypesPackage.Literals.LTYPE,
 					qnp.getFullyQualifiedName(lType), false)) {
 				types.add((LType) eobjectDescription.getEObjectOrProxy());
 			}
 		}
 		return allEntities;
 	}

 	/**
 	 * Check duplicate package_ in project.
 	 *
 	 * @param lPackage
 	 *            the l package
 	 */
 	public void checkDuplicatePackage_InProject(LPackage lPackage) {
 		Map<IContainer, List<LPackage>> packages = getAllFor(lPackage);
 		for (Map.Entry<IContainer, List<LPackage>> temp : packages.entrySet())
 			if (temp.getValue().size() > 1) {
 				warning(String.format("Duplicate package %s in container ",
 						qnp.getFullyQualifiedName(lPackage).toString()), lPackage,
 						OSBPTypesPackage.Literals.LPACKAGE__NAME, CODE__DUPLICATE_LPACKAGE_IN_PROJECT, (String[]) null);
 			}
 	}

 	/**
 	 * Returns a map with the container (class path entry) as key and a
 	 * collection with the found packages.
 	 *
 	 * @param lPackage
 	 *            the l package
 	 * @return the all for
 	 */
 	public Map<IContainer, List<LPackage>> getAllFor(LPackage lPackage) {
 		Map<IContainer, List<LPackage>> allEntities = new HashMap<IContainer, List<LPackage>>();
 		IResourceDescriptions resourceDescriptions = resourceDescriptionsProvider
 				.getResourceDescriptions(lPackage.eResource());
 		IResourceDescription resourceDescription = resourceDescriptions
 				.getResourceDescription(lPackage.eResource().getURI());
 		List<IContainer> visiblecontainers = containermanager.getVisibleContainers(resourceDescription,
 				resourceDescriptions);
 		for (IContainer container : visiblecontainers) {
 			List<LPackage> packages = new ArrayList<LPackage>();
 			allEntities.put(container, packages);
 			for (IEObjectDescription eobjectDescription : container.getExportedObjects(
 					OSBPTypesPackage.Literals.LPACKAGE, qnp.getFullyQualifiedName(lPackage), false)) {
 				packages.add((LPackage) eobjectDescription.getEObjectOrProxy());
 			}
 		}
 		return allEntities;
 	}

 	/**
 	 * Check duplicate datatype in package.
 	 *
 	 * @param pkg
 	 *            the pkg
 	 */
 	public void checkDuplicateDatatypeInPackage(LTypedPackage pkg) {
 		Set<String> names = new HashSet<String>();
 		int counter = 0;
 		for (LType type : pkg.getTypes()) {
 			if (type instanceof LDataType) {
 				String name = ((LDataType) type).getName();
 				if (!names.add(name)) {
 					error(String.format("Datatype %s must be unique in package %s!", name, pkg.getName()),
 							OSBPTypesPackage.Literals.LTYPED_PACKAGE__TYPES, counter,
 							CODE__DUPLICATE_LDATATYPE_IN_PACKAGE, (String[]) null);
 					break;
 				}
 			}
 			counter++;
 		}
 	}

 	/**
 	 * Check feature has name.
 	 *
 	 * @param feature
 	 *            the feature
 	 */
 	@Check(CheckType.FAST)
 	public void checkFeatureHasName(LFeature feature) {
 		if (feature.eContainingFeature() != OSBPTypesPackage.Literals.LFEATURE__ANNOTATION_INFO) {
 			if (feature.getName() == null || feature.getName().trim().equals("")) {
 				error("Feature needs a name!", feature, OSBPTypesPackage.Literals.LFEATURE__NAME, "", (String[]) null);
 			}
 		}
 	}

 	/**
 	 * Check feature is lowercase.
 	 *
 	 * @param feature
 	 *            the feature
 	 */
 	@Check(CheckType.FAST)
 	public void checkFeatureIsLowercase(LFeature feature) {
 		if (feature instanceof LAttribute) {
 			LAttribute att = (LAttribute) feature;
 			if (att.getName() != null && !att.getName().trim().equals("")) {
 				char character = att.getName().charAt(0);
 				if (Character.isUpperCase(character)) {
 					warning("Attribute should start with lower case! Strange behaviour might occur...", feature,
 							OSBPTypesPackage.Literals.LFEATURE__NAME, CODE__FEATURE_LOWERCASE, (String[]) null);
 				}
 			}
 		} else if (feature instanceof LReference) {
 			LReference ref = (LReference) feature;
 			if (ref.getName() != null && !ref.getName().trim().equals("")) {
 				char character = ref.getName().charAt(0);
 				if (Character.isUpperCase(character)) {
 					warning("Reference should start with lower case! Strange behaviour might occur...", feature,
 							OSBPTypesPackage.Literals.LFEATURE__NAME, CODE__FEATURE_LOWERCASE, (String[]) null);
 				}
 			}
 		}
 	}
 }
	/**
	* Copyright (c) 2011, 2015 - Lunifera GmbH (Gross Enzersdorf, Austria), Loetz GmbH&Co.KG (69115 Heidelberg, Germany)
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License 2.0
	* which accompanies this distribution, and is available at
	* https://www.eclipse.org/legal/epl-2.0/
	*
	* SPDX-License-Identifier: EPL-2.0
	*
	* Contributors:
	* Florian Pirchner - Initial implementation
	*/
	package org.eclipse.osbp.dsl.common.xtext.validation;

	import java.util.ArrayList;
	import java.util.Collections;
	import java.util.HashMap;
	import java.util.HashSet;
	import java.util.List;
	import java.util.Map;
	import java.util.Set;

	import org.eclipse.osbp.dsl.common.xtext.extensions.ModelExtensions;
	import org.eclipse.osbp.dsl.semantic.common.types.LAttribute;
	import org.eclipse.osbp.dsl.semantic.common.types.LDataType;
	import org.eclipse.osbp.dsl.semantic.common.types.LFeature;
	import org.eclipse.osbp.dsl.semantic.common.types.LFeaturesHolder;
	import org.eclipse.osbp.dsl.semantic.common.types.LPackage;
	import org.eclipse.osbp.dsl.semantic.common.types.LReference;
	import org.eclipse.osbp.dsl.semantic.common.types.LType;
	import org.eclipse.osbp.dsl.semantic.common.types.LTypedPackage;
	import org.eclipse.osbp.dsl.semantic.common.types.OSBPTypesPackage;
	import org.eclipse.xtext.naming.IQualifiedNameProvider;
	import org.eclipse.xtext.resource.IContainer;
	import org.eclipse.xtext.resource.IEObjectDescription;
	import org.eclipse.xtext.resource.IResourceDescription;
	import org.eclipse.xtext.resource.IResourceDescriptions;
	import org.eclipse.xtext.resource.impl.ResourceDescriptionsProvider;
	import org.eclipse.xtext.validation.Check;
	import org.eclipse.xtext.validation.CheckType;
	import org.eclipse.xtext.validation.NamesAreUniqueValidator;
	import org.eclipse.xtext.validation.ValidationMessageAcceptor;

	import com.google.inject.Inject;

	// TODO: Auto-generated Javadoc
	/**
	* Custom validation rules.
	*
	* see http://www.eclipse.org/Xtext/documentation.html#validation
	*/
	public class CommonGrammarValidator
	extends org.eclipse.osbp.dsl.common.xtext.validation.AbstractCommonGrammarValidator {

	/** The Constant CODE__DUPLICATE_LPACKAGE_IN_PROJECT. */
	public static final String CODE__DUPLICATE_LPACKAGE_IN_PROJECT = "0_100";

	/** The Constant CODE__DUPLICATE_LTYPE_IN_PROJECT. */
	public static final String CODE__DUPLICATE_LTYPE_IN_PROJECT = "0_101";

	/** The Constant CODE__DUPLICATE_LPACKAGE_IN_FILE. */
	public static final String CODE__DUPLICATE_LPACKAGE_IN_FILE = "0_102";

	/** The Constant CODE__MANY_TO_MANY__NOT_SUPPORTED. */
	public static final String CODE__MANY_TO_MANY__NOT_SUPPORTED = "0_103";

	/** The Constant CODE__NOT_A_VALID_PRIMITIVE. */
	public static final String CODE__NOT_A_VALID_PRIMITIVE = "0_104";

	/** The Constant CODE__FORBIDDEN_JAVA_KEYWORD. */
	public static final String CODE__FORBIDDEN_JAVA_KEYWORD = "0_105";

	/** The Constant CODE__DUPLICATE_LDATATYPE_IN_PACKAGE. */
	public static final String CODE__DUPLICATE_LDATATYPE_IN_PACKAGE = "0_106";

	/** The Constant CODE__MISSING__JAVAX_PERSISTENCE. */
	public static final String CODE__MISSING__JAVAX_PERSISTENCE = "0_107";

	/** The Constant CODE__MISSING__L_RUNTIME_COMMON. */
	public static final String CODE__MISSING__L_RUNTIME_COMMON = "0_108";

	/** The Constant CODE__MISSING__DATATYPE_LIB. */
	public static final String CODE__MISSING__DATATYPE_LIB = "0_109";

	/** The Constant CODE__MISSING__DTO_LIB. */
	public static final String CODE__MISSING__DTO_LIB = "0_110";

	/** The Constant CODE__MISSING__XBASE_LIB. */
	public static final String CODE__MISSING__XBASE_LIB = "0_111";

	/** The Constant CODE__MISSING__JDK_1_5. */
	public static final String CODE__MISSING__JDK_1_5 = "0_112";

	/** The Constant CODE__FEATURE_LOWERCASE. */
	public static final String CODE__FEATURE_LOWERCASE = "0_113";

	public static final String CODE__DUPLICATE_FEATURE_NAME = "0_114";

	/** The qnp. */
	@Inject
	private IQualifiedNameProvider qnp;

	/** The extensions. */
	@Inject
	private ModelExtensions extensions;

	/** The unique validator. */
	@Inject
	private NamesAreUniqueValidator uniqueValidator;

	/** The containermanager. */
	@Inject
	private IContainer.Manager containermanager;

	/** The resource descriptions provider. */
	@Inject
	private ResourceDescriptionsProvider resourceDescriptionsProvider;

	/** The Constant javakeywords. */
	public static final Set<String> javakeywords = new HashSet<String>();
	static {
	javakeywords.add("abstract");
	javakeywords.add("assert");
	javakeywords.add("boolean");
	javakeywords.add("break");
	javakeywords.add("byte");
	javakeywords.add("case");
	javakeywords.add("catch");
	javakeywords.add("char");
	javakeywords.add("class");
	javakeywords.add("const");
	javakeywords.add("continue");
	javakeywords.add("default");
	javakeywords.add("double");
	javakeywords.add("do");
	javakeywords.add("else");
	javakeywords.add("enum");
	javakeywords.add("extends");
	javakeywords.add("false");
	javakeywords.add("final");
	javakeywords.add("finally");
	javakeywords.add("float");
	javakeywords.add("for");
	javakeywords.add("goto");
	javakeywords.add("if");
	javakeywords.add("implements");
	javakeywords.add("import");
	javakeywords.add("instanceof");
	javakeywords.add("int");
	javakeywords.add("interface");
	javakeywords.add("native");
	javakeywords.add("new");
	javakeywords.add("null");
	javakeywords.add("package");
	javakeywords.add("private");
	javakeywords.add("protected");
	javakeywords.add("public");
	javakeywords.add("return");
	javakeywords.add("short");
	javakeywords.add("static");
	javakeywords.add("strictfp");
	javakeywords.add("super");
	javakeywords.add("switch");
	javakeywords.add("synchronized");
	javakeywords.add("this");
	javakeywords.add("throw");
	javakeywords.add("throws");
	javakeywords.add("transient");
	javakeywords.add("true");
	javakeywords.add("try");
	javakeywords.add("void");
	javakeywords.add("volatile");
	javakeywords.add("while");
	}

	/** The Constant primitiveWrappers. */
	private static final Set<String> primitiveWrappers = new HashSet<String>();
	static {
	primitiveWrappers.add("java.lang.Integer");
	primitiveWrappers.add("java.lang.Long");
	primitiveWrappers.add("java.lang.Short");
	primitiveWrappers.add("java.lang.Double");
	primitiveWrappers.add("java.lang.Float");
	primitiveWrappers.add("java.lang.Character");
	primitiveWrappers.add("java.lang.Byte");
	primitiveWrappers.add("java.lang.Boolean");
	}

	/**
	* Gets the keywords.
	*
	* @return the keywords
	*/
	public Set<String> getKeywords() {
	return Collections.unmodifiableSet(javakeywords);
	}

	/**
	* Check datatype_as primitive.
	*
	* @param dt
	* the dt
	*/
	public void checkDatatype_asPrimitive(LDataType dt) {
	if (dt.isAsPrimitive()) {
	if (!primitiveWrappers.contains(dt.getJvmTypeReference().getQualifiedName())) {
	error("The type is not a wrapper from a primitive type!", dt,
	OSBPTypesPackage.Literals.LDATA_TYPE__AS_PRIMITIVE,
	ValidationMessageAcceptor.INSIGNIFICANT_INDEX, CODE__NOT_A_VALID_PRIMITIVE, (String[]) null);
	}
	}
	}

	/**
	* Check properties_ java key word.
	*
	* @param lprop
	* the lprop
	*/
	public void checkProperties_JavaKeyWord(LFeature lprop) {
	if (lprop.getName() == null) {
	return;
	}
	if (javakeywords.contains(lprop.getName())) {
	error("The name of the property is a java keyword and not allowed!",
	OSBPTypesPackage.Literals.LFEATURE__NAME, ValidationMessageAcceptor.INSIGNIFICANT_INDEX,
	CODE__FORBIDDEN_JAVA_KEYWORD, (String[]) null);
	}
	}

	/**
	* Check duplicate type_ in project.
	*
	* @param type
	* the type
	*/
	public void checkDuplicateType_InProject(LType type) {
	Map<IContainer, List<LType>> lTypes = getAllFor(type);
	for (Map.Entry<IContainer, List<LType>> temp : lTypes.entrySet())
	if (temp.getValue().size() > 1) {
	error(String.format("Duplicate type %s in container", qnp.getFullyQualifiedName(type).toString()), type,
	OSBPTypesPackage.Literals.LTYPE__NAME, ValidationMessageAcceptor.INSIGNIFICANT_INDEX,
	CODE__DUPLICATE_LTYPE_IN_PROJECT, (String[]) null);
	}
	}

	@Check
	public void checkDuplicateFeatures(LFeaturesHolder type) {
	Set<String> names = new HashSet<>();
	for (LFeature feature : type.getAllFeatures()) {
	if(feature.getName() == null) {
	// annotation support features have no name
	continue;
	}
	if(names.contains(feature.getName())) {
	error(String.format("Duplicate feature %s in type", feature.getName()), feature,
	OSBPTypesPackage.Literals.LFEATURE__NAME, ValidationMessageAcceptor.INSIGNIFICANT_INDEX,
	CODE__DUPLICATE_FEATURE_NAME, (String[]) null);
	}
	names.add(feature.getName());
	}
	}

	/**
	* Returns a map with the container (class path entry) as key and a
	* collection with the found types.
	*
	* @param lType
	* the l type
	* @return the all for
	*/
	public Map<IContainer, List<LType>> getAllFor(LType lType) {
	Map<IContainer, List<LType>> allEntities = new HashMap<IContainer, List<LType>>();
	IResourceDescriptions resourceDescriptions = resourceDescriptionsProvider
	.getResourceDescriptions(lType.eResource());
	IResourceDescription resourceDescription = resourceDescriptions
	.getResourceDescription(lType.eResource().getURI());
	List<IContainer> visiblecontainers = containermanager.getVisibleContainers(resourceDescription,
	resourceDescriptions);
	for (IContainer container : visiblecontainers) {
	List<LType> types = new ArrayList<LType>();
	allEntities.put(container, types);
	if (lType.getName() == null) {
	continue;
	}
	for (IEObjectDescription eobjectDescription : container.getExportedObjects(OSBPTypesPackage.Literals.LTYPE,
	qnp.getFullyQualifiedName(lType), false)) {
	types.add((LType) eobjectDescription.getEObjectOrProxy());
	}
	}
	return allEntities;
	}

	/**
	* Check duplicate package_ in project.
	*
	* @param lPackage
	* the l package
	*/
	public void checkDuplicatePackage_InProject(LPackage lPackage) {
	Map<IContainer, List<LPackage>> packages = getAllFor(lPackage);
	for (Map.Entry<IContainer, List<LPackage>> temp : packages.entrySet())
	if (temp.getValue().size() > 1) {
	warning(String.format("Duplicate package %s in container ",
	qnp.getFullyQualifiedName(lPackage).toString()), lPackage,
	OSBPTypesPackage.Literals.LPACKAGE__NAME, CODE__DUPLICATE_LPACKAGE_IN_PROJECT, (String[]) null);
	}
	}

	/**
	* Returns a map with the container (class path entry) as key and a
	* collection with the found packages.
	*
	* @param lPackage
	* the l package
	* @return the all for
	*/
	public Map<IContainer, List<LPackage>> getAllFor(LPackage lPackage) {
	Map<IContainer, List<LPackage>> allEntities = new HashMap<IContainer, List<LPackage>>();
	IResourceDescriptions resourceDescriptions = resourceDescriptionsProvider
	.getResourceDescriptions(lPackage.eResource());
	IResourceDescription resourceDescription = resourceDescriptions
	.getResourceDescription(lPackage.eResource().getURI());
	List<IContainer> visiblecontainers = containermanager.getVisibleContainers(resourceDescription,
	resourceDescriptions);
	for (IContainer container : visiblecontainers) {
	List<LPackage> packages = new ArrayList<LPackage>();
	allEntities.put(container, packages);
	for (IEObjectDescription eobjectDescription : container.getExportedObjects(
	OSBPTypesPackage.Literals.LPACKAGE, qnp.getFullyQualifiedName(lPackage), false)) {
	packages.add((LPackage) eobjectDescription.getEObjectOrProxy());
	}
	}
	return allEntities;
	}

	/**
	* Check duplicate datatype in package.
	*
	* @param pkg
	* the pkg
	*/
	public void checkDuplicateDatatypeInPackage(LTypedPackage pkg) {
	Set<String> names = new HashSet<String>();
	int counter = 0;
	for (LType type : pkg.getTypes()) {
	if (type instanceof LDataType) {
	String name = ((LDataType) type).getName();
	if (!names.add(name)) {
	error(String.format("Datatype %s must be unique in package %s!", name, pkg.getName()),
	OSBPTypesPackage.Literals.LTYPED_PACKAGE__TYPES, counter,
	CODE__DUPLICATE_LDATATYPE_IN_PACKAGE, (String[]) null);
	break;
	}
	}
	counter++;
	}
	}

	/**
	* Check feature has name.
	*
	* @param feature
	* the feature
	*/
	@Check(CheckType.FAST)
	public void checkFeatureHasName(LFeature feature) {
	if (feature.eContainingFeature() != OSBPTypesPackage.Literals.LFEATURE__ANNOTATION_INFO) {
	if (feature.getName() == null \|\| feature.getName().trim().equals("")) {
	error("Feature needs a name!", feature, OSBPTypesPackage.Literals.LFEATURE__NAME, "", (String[]) null);
	}
	}
	}

	/**
	* Check feature is lowercase.
	*
	* @param feature
	* the feature
	*/
	@Check(CheckType.FAST)
	public void checkFeatureIsLowercase(LFeature feature) {
	if (feature instanceof LAttribute) {
	LAttribute att = (LAttribute) feature;
	if (att.getName() != null && !att.getName().trim().equals("")) {
	char character = att.getName().charAt(0);
	if (Character.isUpperCase(character)) {
	warning("Attribute should start with lower case! Strange behaviour might occur...", feature,
	OSBPTypesPackage.Literals.LFEATURE__NAME, CODE__FEATURE_LOWERCASE, (String[]) null);
	}
	}
	} else if (feature instanceof LReference) {
	LReference ref = (LReference) feature;
	if (ref.getName() != null && !ref.getName().trim().equals("")) {
	char character = ref.getName().charAt(0);
	if (Character.isUpperCase(character)) {
	warning("Reference should start with lower case! Strange behaviour might occur...", feature,
	OSBPTypesPackage.Literals.LFEATURE__NAME, CODE__FEATURE_LOWERCASE, (String[]) null);
	}
	}
	}
	}
	}