/**
  * @return a {@link JvmOperation} with common denominator argument types of all given operations
  */
 protected JvmOperation deriveGenericDispatchOperationSignature(
     List<JvmOperation> sortedOperations, JvmGenericType target) {
   if (sortedOperations.isEmpty()) return null;
   final Iterator<JvmOperation> iterator = sortedOperations.iterator();
   JvmOperation first = iterator.next();
   JvmOperation result = typesFactory.createJvmOperation();
   target.getMembers().add(result);
   for (int i = 0; i < first.getParameters().size(); i++) {
     JvmFormalParameter parameter = typesFactory.createJvmFormalParameter();
     result.getParameters().add(parameter);
     parameter.setParameterType(getTypeProxy(parameter));
     JvmFormalParameter parameter2 = first.getParameters().get(i);
     parameter.setName(parameter2.getName());
   }
   jvmTypesBuilder.setBody(result, compileStrategies.forDispatcher(result, sortedOperations));
   JvmVisibility commonVisibility = null;
   boolean isFirst = true;
   boolean allStatic = true;
   for (JvmOperation jvmOperation : sortedOperations) {
     Iterable<XtendFunction> xtendFunctions =
         filter(associations.getSourceElements(jvmOperation), XtendFunction.class);
     for (XtendFunction func : xtendFunctions) {
       JvmVisibility xtendVisibility =
           func.eIsSet(Xtend2Package.Literals.XTEND_FUNCTION__VISIBILITY)
               ? func.getVisibility()
               : null;
       if (isFirst) {
         commonVisibility = xtendVisibility;
         isFirst = false;
       } else if (commonVisibility != xtendVisibility) {
         commonVisibility = null;
       }
       associator.associate(func, result);
       if (!func.isStatic()) allStatic = false;
     }
     for (JvmTypeReference declaredException : jvmOperation.getExceptions())
       result.getExceptions().add(cloneWithProxies(declaredException));
   }
   if (commonVisibility == null) result.setVisibility(JvmVisibility.PUBLIC);
   else result.setVisibility(commonVisibility);
   result.setStatic(allStatic);
   return result;
 }
 protected SignatureHashBuilder appendSignature(JvmOperation operation) {
   appendVisibility(operation.getVisibility()).append(" ");
   if (operation.isAbstract()) append("abstract ");
   if (operation.isStatic()) append("static ");
   if (operation.isFinal()) append("final ");
   appendType(operation.getReturnType())
       .appendTypeParameters(operation)
       .append(" ")
       .append(operation.getSimpleName())
       .append("(");
   for (JvmFormalParameter p : operation.getParameters()) {
     appendType(p.getParameterType());
     append(" ");
   }
   append(") ");
   for (JvmTypeReference ex : operation.getExceptions()) {
     appendType(ex).append(" ");
   }
   return this;
 }
Beispiel #3
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 public void generateBodyAnnotations(final XPackage pack) {
   final HashSet<ETypedElement> processed = CollectionLiterals.<ETypedElement>newHashSet();
   EList<XClassifier> _classifiers = pack.getClassifiers();
   for (final XClassifier xClassifier : _classifiers) {
     if ((xClassifier instanceof XDataType)) {
       final XDataType xDataType = ((XDataType) xClassifier);
       XDataTypeMapping _mapping = this.mappings.getMapping(xDataType);
       final EDataType eDataType = _mapping.getEDataType();
       final XBlockExpression createBody = xDataType.getCreateBody();
       XDataTypeMapping _mapping_1 = this.mappings.getMapping(xDataType);
       final JvmOperation creator = _mapping_1.getCreator();
       boolean _and = false;
       boolean _notEquals = (!Objects.equal(createBody, null));
       if (!_notEquals) {
         _and = false;
       } else {
         boolean _notEquals_1 = (!Objects.equal(creator, null));
         _and = (_notEquals && _notEquals_1);
       }
       if (_and) {
         final XcoreAppendable appendable = this.createAppendable();
         EList<JvmFormalParameter> _parameters = creator.getParameters();
         JvmFormalParameter _get = _parameters.get(0);
         appendable.declareVariable(_get, "it");
         JvmTypeReference _returnType = creator.getReturnType();
         Set<JvmTypeReference> _emptySet = Collections.<JvmTypeReference>emptySet();
         this.compiler.compile(createBody, appendable, _returnType, _emptySet);
         String _string = appendable.toString();
         String _extractBody = this.extractBody(_string);
         EcoreUtil.setAnnotation(eDataType, GenModelPackage.eNS_URI, "create", _extractBody);
       }
       final XBlockExpression convertBody = xDataType.getConvertBody();
       XDataTypeMapping _mapping_2 = this.mappings.getMapping(xDataType);
       final JvmOperation converter = _mapping_2.getConverter();
       boolean _and_1 = false;
       boolean _notEquals_2 = (!Objects.equal(convertBody, null));
       if (!_notEquals_2) {
         _and_1 = false;
       } else {
         boolean _notEquals_3 = (!Objects.equal(converter, null));
         _and_1 = (_notEquals_2 && _notEquals_3);
       }
       if (_and_1) {
         final XcoreAppendable appendable_1 = this.createAppendable();
         EList<JvmFormalParameter> _parameters_1 = converter.getParameters();
         JvmFormalParameter _get_1 = _parameters_1.get(0);
         appendable_1.declareVariable(_get_1, "it");
         JvmTypeReference _returnType_1 = converter.getReturnType();
         Set<JvmTypeReference> _emptySet_1 = Collections.<JvmTypeReference>emptySet();
         this.compiler.compile(convertBody, appendable_1, _returnType_1, _emptySet_1);
         String _string_1 = appendable_1.toString();
         String _extractBody_1 = this.extractBody(_string_1);
         EcoreUtil.setAnnotation(eDataType, GenModelPackage.eNS_URI, "convert", _extractBody_1);
       }
     } else {
       final XClass xClass = ((XClass) xClassifier);
       XClassMapping _mapping_3 = this.mappings.getMapping(xClass);
       final EClass eClass = _mapping_3.getEClass();
       EList<EStructuralFeature> _eAllStructuralFeatures = eClass.getEAllStructuralFeatures();
       for (final EStructuralFeature eStructuralFeature : _eAllStructuralFeatures) {
         boolean _add = processed.add(eStructuralFeature);
         if (_add) {
           final XStructuralFeature xFeature = this.mappings.getXFeature(eStructuralFeature);
           boolean _notEquals_4 = (!Objects.equal(xFeature, null));
           if (_notEquals_4) {
             final XBlockExpression getBody = xFeature.getGetBody();
             boolean _notEquals_5 = (!Objects.equal(getBody, null));
             if (_notEquals_5) {
               XFeatureMapping _mapping_4 = this.mappings.getMapping(xFeature);
               final JvmOperation getter = _mapping_4.getGetter();
               final XcoreAppendable appendable_2 = this.createAppendable();
               JvmTypeReference _returnType_2 = getter.getReturnType();
               Set<JvmTypeReference> _emptySet_2 = Collections.<JvmTypeReference>emptySet();
               this.compiler.compile(getBody, appendable_2, _returnType_2, _emptySet_2);
               String _string_2 = appendable_2.toString();
               String _extractBody_2 = this.extractBody(_string_2);
               EcoreUtil.setAnnotation(
                   eStructuralFeature, GenModelPackage.eNS_URI, "get", _extractBody_2);
             }
           }
         }
       }
       EList<EOperation> _eAllOperations = eClass.getEAllOperations();
       for (final EOperation eOperation : _eAllOperations) {
         boolean _add_1 = processed.add(eOperation);
         if (_add_1) {
           final XOperation xOperation = this.mappings.getXOperation(eOperation);
           boolean _notEquals_6 = (!Objects.equal(xOperation, null));
           if (_notEquals_6) {
             final XBlockExpression body = xOperation.getBody();
             boolean _notEquals_7 = (!Objects.equal(body, null));
             if (_notEquals_7) {
               XOperationMapping _mapping_5 = this.mappings.getMapping(xOperation);
               final JvmOperation jvmOperation = _mapping_5.getJvmOperation();
               boolean _notEquals_8 = (!Objects.equal(jvmOperation, null));
               if (_notEquals_8) {
                 final XcoreAppendable appendable_3 = this.createAppendable();
                 JvmDeclaredType _declaringType = jvmOperation.getDeclaringType();
                 appendable_3.declareVariable(_declaringType, "this");
                 JvmDeclaredType _declaringType_1 = jvmOperation.getDeclaringType();
                 EList<JvmTypeReference> _superTypes = _declaringType_1.getSuperTypes();
                 final JvmTypeReference superType =
                     IterableExtensions.<JvmTypeReference>head(_superTypes);
                 boolean _notEquals_9 = (!Objects.equal(superType, null));
                 if (_notEquals_9) {
                   JvmType _type = superType.getType();
                   appendable_3.declareVariable(_type, "super");
                 }
                 EList<JvmFormalParameter> _parameters_2 = jvmOperation.getParameters();
                 for (final JvmFormalParameter parameter : _parameters_2) {
                   String _name = parameter.getName();
                   appendable_3.declareVariable(parameter, _name);
                 }
                 JvmTypeReference _returnType_3 = jvmOperation.getReturnType();
                 EList<JvmTypeReference> _exceptions = jvmOperation.getExceptions();
                 HashSet<JvmTypeReference> _hashSet = new HashSet<JvmTypeReference>(_exceptions);
                 this.compiler.compile(body, appendable_3, _returnType_3, _hashSet);
                 String _string_3 = appendable_3.toString();
                 String _extractBody_3 = this.extractBody(_string_3);
                 EcoreUtil.setAnnotation(
                     eOperation, GenModelPackage.eNS_URI, "body", _extractBody_3);
               }
             }
           }
         }
       }
     }
   }
 }
  protected void transform(XtendFunction source, JvmGenericType container) {
    JvmOperation operation = typesFactory.createJvmOperation();
    container.getMembers().add(operation);
    associator.associatePrimary(source, operation);
    String sourceName = source.getName();
    JvmVisibility visibility = source.getVisibility();
    if (source.isDispatch()) {
      if (!source.eIsSet(Xtend2Package.Literals.XTEND_FUNCTION__VISIBILITY))
        visibility = JvmVisibility.PROTECTED;
      sourceName = "_" + sourceName;
    }
    operation.setSimpleName(sourceName);
    operation.setVisibility(visibility);
    operation.setStatic(source.isStatic());
    for (XtendParameter parameter : source.getParameters()) {
      JvmFormalParameter jvmParam = typesFactory.createJvmFormalParameter();
      jvmParam.setName(parameter.getName());
      jvmParam.setParameterType(cloneWithProxies(parameter.getParameterType()));
      operation.getParameters().add(jvmParam);
      associator.associate(parameter, jvmParam);
      jvmTypesBuilder.translateAnnotationsTo(parameter.getAnnotations(), jvmParam);
    }
    JvmTypeReference returnType = null;
    if (source.getReturnType() != null) {
      returnType = cloneWithProxies(source.getReturnType());
    } else {
      returnType = getTypeProxy(operation);
    }
    operation.setReturnType(returnType);
    copyAndFixTypeParameters(source.getTypeParameters(), operation);
    for (JvmTypeReference exception : source.getExceptions()) {
      operation.getExceptions().add(cloneWithProxies(exception));
    }
    jvmTypesBuilder.translateAnnotationsTo(source.getAnnotationInfo().getAnnotations(), operation);
    CreateExtensionInfo createExtensionInfo = source.getCreateExtensionInfo();
    if (createExtensionInfo != null) {
      JvmTypeReference arrayList =
          typeReferences.getTypeForName(ArrayList.class, container, typeReferences.wildCard());
      JvmTypeReference hashMap =
          typeReferences.getTypeForName(
              HashMap.class, container, arrayList, cloneWithProxies(returnType));

      JvmField cacheVar =
          jvmTypesBuilder.toField(
              source, CREATE_CHACHE_VARIABLE_PREFIX + source.getName(), hashMap);
      cacheVar.setFinal(true);
      jvmTypesBuilder.setInitializer(cacheVar, compileStrategies.forCacheVariable(container));
      container.getMembers().add(cacheVar);

      JvmOperation initializer = typesFactory.createJvmOperation();
      container.getMembers().add(initializer);
      initializer.setSimpleName(CREATE_INITIALIZER_PREFIX + source.getName());
      initializer.setVisibility(JvmVisibility.PRIVATE);
      initializer.setReturnType(typeReferences.getTypeForName(Void.TYPE, source));
      for (JvmTypeReference exception : source.getExceptions()) {
        initializer.getExceptions().add(cloneWithProxies(exception));
      }

      jvmTypesBuilder.setBody(
          operation, compileStrategies.forCacheMethod(createExtensionInfo, cacheVar, initializer));

      // the first parameter is the created object
      JvmFormalParameter jvmParam = typesFactory.createJvmFormalParameter();
      jvmParam.setName(createExtensionInfo.getName());
      jvmParam.setParameterType(getTypeProxy(createExtensionInfo.getCreateExpression()));
      initializer.getParameters().add(jvmParam);
      associator.associate(createExtensionInfo, jvmParam);

      // add all others
      for (XtendParameter parameter : source.getParameters()) {
        jvmParam = typesFactory.createJvmFormalParameter();
        jvmParam.setName(parameter.getName());
        jvmParam.setParameterType(cloneWithProxies(parameter.getParameterType()));
        initializer.getParameters().add(jvmParam);
        associator.associate(parameter, jvmParam);
      }
      associator.associate(source, initializer);
      associator.associateLogicalContainer(createExtensionInfo.getCreateExpression(), operation);
      associator.associateLogicalContainer(source.getExpression(), initializer);
    } else {
      associator.associateLogicalContainer(source.getExpression(), operation);
    }
    jvmTypesBuilder.setDocumentation(operation, jvmTypesBuilder.getDocumentation(source));
  }