public static String getParameterExpression(GenOperation genOperation) {
    StringBuffer result = new StringBuffer();
    result.append('(');

    for (Iterator<GenParameter> i = genOperation.getGenParameters().iterator(); i.hasNext(); ) {
      GenParameter genParameter = i.next();
      result.append(getTypeExpression(genParameter));
      if (i.hasNext()) {
        result.append(", ");
      }
    }
    result.append(')');
    return result.toString();
  }
 public void buildMap(final GenModel genModel) {
   Iterable<EObject> _allContentsIterable = XcoreExtensions.allContentsIterable(genModel);
   for (final EObject genElement : _allContentsIterable) {
     boolean _matched = false;
     if (!_matched) {
       if (genElement instanceof GenPackage) {
         final GenPackage _genPackage = (GenPackage) genElement;
         _matched = true;
         EPackage _ecorePackage = _genPackage.getEcorePackage();
         ToXcoreMapping _toXcoreMapping = this.mapper.getToXcoreMapping(_ecorePackage);
         XNamedElement _xcoreElement = _toXcoreMapping.getXcoreElement();
         final XPackage xPackage = ((XPackage) _xcoreElement);
         boolean _notEquals = (!Objects.equal(xPackage, null));
         if (_notEquals) {
           XPackageMapping _mapping = this.mapper.getMapping(xPackage);
           _mapping.setGenPackage(_genPackage);
           ToXcoreMapping _toXcoreMapping_1 = this.mapper.getToXcoreMapping(_genPackage);
           _toXcoreMapping_1.setXcoreElement(xPackage);
         }
       }
     }
     if (!_matched) {
       if (genElement instanceof GenClass) {
         final GenClass _genClass = (GenClass) genElement;
         _matched = true;
         EClass _ecoreClass = _genClass.getEcoreClass();
         ToXcoreMapping _toXcoreMapping = this.mapper.getToXcoreMapping(_ecoreClass);
         XNamedElement _xcoreElement = _toXcoreMapping.getXcoreElement();
         final XClass xClass = ((XClass) _xcoreElement);
         boolean _notEquals = (!Objects.equal(xClass, null));
         if (_notEquals) {
           XClassMapping _mapping = this.mapper.getMapping(xClass);
           _mapping.setGenClass(_genClass);
           ToXcoreMapping _toXcoreMapping_1 = this.mapper.getToXcoreMapping(_genClass);
           _toXcoreMapping_1.setXcoreElement(xClass);
         }
       }
     }
     if (!_matched) {
       if (genElement instanceof GenDataType) {
         final GenDataType _genDataType = (GenDataType) genElement;
         _matched = true;
         EDataType _ecoreDataType = _genDataType.getEcoreDataType();
         ToXcoreMapping _toXcoreMapping = this.mapper.getToXcoreMapping(_ecoreDataType);
         XNamedElement _xcoreElement = _toXcoreMapping.getXcoreElement();
         final XDataType xDataType = ((XDataType) _xcoreElement);
         boolean _notEquals = (!Objects.equal(xDataType, null));
         if (_notEquals) {
           XDataTypeMapping _mapping = this.mapper.getMapping(xDataType);
           _mapping.setGenDataType(_genDataType);
           ToXcoreMapping _toXcoreMapping_1 = this.mapper.getToXcoreMapping(_genDataType);
           _toXcoreMapping_1.setXcoreElement(xDataType);
         }
       }
     }
     if (!_matched) {
       if (genElement instanceof GenFeature) {
         final GenFeature _genFeature = (GenFeature) genElement;
         _matched = true;
         EStructuralFeature _ecoreFeature = _genFeature.getEcoreFeature();
         ToXcoreMapping _toXcoreMapping = this.mapper.getToXcoreMapping(_ecoreFeature);
         XNamedElement _xcoreElement = _toXcoreMapping.getXcoreElement();
         final XStructuralFeature xFeature = ((XStructuralFeature) _xcoreElement);
         boolean _notEquals = (!Objects.equal(xFeature, null));
         if (_notEquals) {
           XFeatureMapping _mapping = this.mapper.getMapping(xFeature);
           _mapping.setGenFeature(_genFeature);
           ToXcoreMapping _toXcoreMapping_1 = this.mapper.getToXcoreMapping(_genFeature);
           _toXcoreMapping_1.setXcoreElement(xFeature);
         }
       }
     }
     if (!_matched) {
       if (genElement instanceof GenOperation) {
         final GenOperation _genOperation = (GenOperation) genElement;
         _matched = true;
         EOperation _ecoreOperation = _genOperation.getEcoreOperation();
         ToXcoreMapping _toXcoreMapping = this.mapper.getToXcoreMapping(_ecoreOperation);
         XNamedElement _xcoreElement = _toXcoreMapping.getXcoreElement();
         final XOperation xOperation = ((XOperation) _xcoreElement);
         boolean _notEquals = (!Objects.equal(xOperation, null));
         if (_notEquals) {
           XOperationMapping _mapping = this.mapper.getMapping(xOperation);
           _mapping.setGenOperation(_genOperation);
           ToXcoreMapping _toXcoreMapping_1 = this.mapper.getToXcoreMapping(_genOperation);
           _toXcoreMapping_1.setXcoreElement(xOperation);
         }
       }
     }
     if (!_matched) {
       if (genElement instanceof GenParameter) {
         final GenParameter _genParameter = (GenParameter) genElement;
         _matched = true;
         EParameter _ecoreParameter = _genParameter.getEcoreParameter();
         ToXcoreMapping _toXcoreMapping = this.mapper.getToXcoreMapping(_ecoreParameter);
         XNamedElement _xcoreElement = _toXcoreMapping.getXcoreElement();
         final XParameter xParameter = ((XParameter) _xcoreElement);
         boolean _notEquals = (!Objects.equal(xParameter, null));
         if (_notEquals) {
           XParameterMapping _mapping = this.mapper.getMapping(xParameter);
           _mapping.setGenParameter(_genParameter);
           ToXcoreMapping _toXcoreMapping_1 = this.mapper.getToXcoreMapping(_genParameter);
           _toXcoreMapping_1.setXcoreElement(xParameter);
         }
       }
     }
     if (!_matched) {
       if (genElement instanceof GenTypeParameter) {
         final GenTypeParameter _genTypeParameter = (GenTypeParameter) genElement;
         _matched = true;
         ETypeParameter _ecoreTypeParameter = _genTypeParameter.getEcoreTypeParameter();
         ToXcoreMapping _toXcoreMapping = this.mapper.getToXcoreMapping(_ecoreTypeParameter);
         XNamedElement _xcoreElement = _toXcoreMapping.getXcoreElement();
         final XTypeParameter xTypeParameter = ((XTypeParameter) _xcoreElement);
         boolean _notEquals = (!Objects.equal(xTypeParameter, null));
         if (_notEquals) {
           XTypeParameterMapping _mapping = this.mapper.getMapping(xTypeParameter);
           _mapping.setGenTypeParameter(_genTypeParameter);
           ToXcoreMapping _toXcoreMapping_1 = this.mapper.getToXcoreMapping(_genTypeParameter);
           _toXcoreMapping_1.setXcoreElement(xTypeParameter);
         }
       }
     }
     if (!_matched) {
       if (genElement instanceof GenEnumLiteral) {
         final GenEnumLiteral _genEnumLiteral = (GenEnumLiteral) genElement;
         _matched = true;
         EEnumLiteral _ecoreEnumLiteral = _genEnumLiteral.getEcoreEnumLiteral();
         ToXcoreMapping _toXcoreMapping = this.mapper.getToXcoreMapping(_ecoreEnumLiteral);
         XNamedElement _xcoreElement = _toXcoreMapping.getXcoreElement();
         final XEnumLiteral xEnumLiteral = ((XEnumLiteral) _xcoreElement);
         boolean _notEquals = (!Objects.equal(xEnumLiteral, null));
         if (_notEquals) {
           XEnumLiteralMapping _mapping = this.mapper.getMapping(xEnumLiteral);
           _mapping.setGenEnumLiteral(_genEnumLiteral);
           ToXcoreMapping _toXcoreMapping_1 = this.mapper.getToXcoreMapping(_genEnumLiteral);
           _toXcoreMapping_1.setXcoreElement(xEnumLiteral);
         }
       }
     }
   }
 }