コード例 #1
0
ファイル: ASTConverter.java プロジェクト: wolfhesse/MPS
  public SNode resolveClass(PsiClassType t) {
    PsiClass cls = t.resolve();

    // TODO q: handle this case? create dynamic reference?
    if (cls == null) {
      return null;
    }

    System.out.println("Class resolved: " + cls.getQualifiedName());

    PsiElement e = cls;
    do {
      e = e.getParent();
      if (!(e instanceof PsiClass) && !(e instanceof PsiJavaFile)) {
        return null;
      }
    } while (!(e instanceof PsiJavaFile));

    PsiJavaFile file = (PsiJavaFile) e;
    String packageName = file.getPackageName();
    SModelReference modelRef = SModelReference.fromString(packageName);

    SNode clsType =
        SConceptOperations.createNewNode(
            "jetbrains.mps.baseLanguage.structure.ClassifierType", null);
    clsType.setReference(
        "classifier", new DynamicReference("classifier", clsType, modelRef, t.getClassName()));

    System.out.println("Class type: " + t.getClassName());

    return clsType;
  }
コード例 #2
0
  @NotNull
  private static PsiClass[] resolveClassReferenceList(
      @NotNull PsiClassType[] listOfTypes,
      @NotNull PsiManager manager,
      @NotNull GlobalSearchScope resolveScope,
      boolean includeObject) {
    PsiClass objectClass =
        JavaPsiFacade.getInstance(manager.getProject())
            .findClass(CommonClassNames.JAVA_LANG_OBJECT, resolveScope);
    if (objectClass == null) includeObject = false;
    if (listOfTypes.length == 0) {
      if (includeObject) return new PsiClass[] {objectClass};
      return PsiClass.EMPTY_ARRAY;
    }

    int referenceCount = listOfTypes.length;
    if (includeObject) referenceCount++;

    PsiClass[] resolved = new PsiClass[referenceCount];
    int resolvedCount = 0;

    if (includeObject) resolved[resolvedCount++] = objectClass;
    for (PsiClassType reference : listOfTypes) {
      PsiClass refResolved = reference.resolve();
      if (refResolved != null) resolved[resolvedCount++] = refResolved;
    }

    if (resolvedCount < referenceCount) {
      PsiClass[] shorter = new PsiClass[resolvedCount];
      System.arraycopy(resolved, 0, shorter, 0, resolvedCount);
      resolved = shorter;
    }

    return resolved;
  }
コード例 #3
0
 @Nullable
 private static String getTypeName(PsiType type, boolean withIndices) {
   type = type.getDeepComponentType();
   if (type instanceof PsiClassType) {
     final PsiClassType classType = (PsiClassType) type;
     final String className = classType.getClassName();
     if (className != null || !withIndices) return className;
     final PsiClass aClass = classType.resolve();
     return aClass instanceof PsiAnonymousClass
         ? ((PsiAnonymousClass) aClass).getBaseClassType().getClassName()
         : null;
   } else if (type instanceof PsiPrimitiveType) {
     return type.getPresentableText();
   } else if (type instanceof PsiWildcardType) {
     return getTypeName(((PsiWildcardType) type).getExtendsBound(), withIndices);
   } else if (type instanceof PsiIntersectionType) {
     return getTypeName(((PsiIntersectionType) type).getRepresentative(), withIndices);
   } else if (type instanceof PsiCapturedWildcardType) {
     return getTypeName(((PsiCapturedWildcardType) type).getWildcard(), withIndices);
   } else if (type instanceof PsiDisjunctionType) {
     return getTypeName(((PsiDisjunctionType) type).getLeastUpperBound(), withIndices);
   } else {
     return null;
   }
 }
コード例 #4
0
  public void updateThrowsList(PsiClassType exceptionType) {
    if (!getSuperMethods().isEmpty()) {
      for (RefMethod refSuper : getSuperMethods()) {
        ((RefMethodImpl) refSuper).updateThrowsList(exceptionType);
      }
    } else if (myUnThrownExceptions != null) {
      if (exceptionType == null) {
        myUnThrownExceptions = null;
        return;
      }
      PsiClass exceptionClass = exceptionType.resolve();
      JavaPsiFacade facade = JavaPsiFacade.getInstance(myManager.getProject());
      for (int i = myUnThrownExceptions.size() - 1; i >= 0; i--) {
        String exceptionFqn = myUnThrownExceptions.get(i);
        PsiClass classType =
            facade.findClass(
                exceptionFqn, GlobalSearchScope.allScope(getRefManager().getProject()));
        if (InheritanceUtil.isInheritorOrSelf(exceptionClass, classType, true)
            || InheritanceUtil.isInheritorOrSelf(classType, exceptionClass, true)) {
          myUnThrownExceptions.remove(i);
        }
      }

      if (myUnThrownExceptions.isEmpty()) myUnThrownExceptions = null;
    }
  }
コード例 #5
0
  private void collectUncaughtExceptions(@NotNull PsiMethod method) {
    if (isExternalOverride()) return;
    if (getRefManager().isOfflineView()) return;
    @NonNls final String name = method.getName();
    if (getOwnerClass().isTestCase() && name.startsWith("test")) return;

    if (getSuperMethods().isEmpty()) {
      PsiClassType[] throwsList = method.getThrowsList().getReferencedTypes();
      if (throwsList.length > 0) {
        myUnThrownExceptions =
            throwsList.length == 1
                ? new SmartList<String>()
                : new ArrayList<String>(throwsList.length);
        for (final PsiClassType type : throwsList) {
          PsiClass aClass = type.resolve();
          String fqn = aClass == null ? null : aClass.getQualifiedName();
          if (fqn != null) {
            myUnThrownExceptions.add(fqn);
          }
        }
      }
    }

    final PsiCodeBlock body = method.getBody();
    if (body == null) return;

    final Collection<PsiClassType> exceptionTypes =
        ExceptionUtil.collectUnhandledExceptions(body, method, false);
    for (final PsiClassType exceptionType : exceptionTypes) {
      updateThrowsList(exceptionType);
    }
  }
コード例 #6
0
  @NotNull
  public static PsiClassType[] getExtendsListTypes(GrTypeDefinition grType) {
    final PsiClassType[] extendsTypes = getReferenceListTypes(grType.getExtendsClause());
    if (grType.isInterface()) {
      return extendsTypes;
    }

    for (PsiClassType type : extendsTypes) {
      final PsiClass superClass = type.resolve();
      if (superClass instanceof GrTypeDefinition && !superClass.isInterface()
          || superClass != null
              && GroovyCommonClassNames.GROOVY_OBJECT_SUPPORT.equals(
                  superClass.getQualifiedName())) {
        return extendsTypes;
      }
    }

    PsiClass grObSupport =
        GroovyPsiManager.getInstance(grType.getProject())
            .findClassWithCache(
                GroovyCommonClassNames.GROOVY_OBJECT_SUPPORT, grType.getResolveScope());
    if (grObSupport != null) {
      final PsiClassType type =
          JavaPsiFacade.getInstance(grType.getProject())
              .getElementFactory()
              .createType(grObSupport);
      return ArrayUtil.append(extendsTypes, type, PsiClassType.ARRAY_FACTORY);
    }
    return extendsTypes;
  }
コード例 #7
0
    private void processListenerProperties(@NotNull PsiMethod method) {
      if (!method.getName().startsWith("add")
          || method.getParameterList().getParametersCount() != 1) return;

      final PsiParameter parameter = method.getParameterList().getParameters()[0];
      final PsiType type = parameter.getType();
      if (!(type instanceof PsiClassType)) return;

      final PsiClassType classType = (PsiClassType) type;
      final PsiClass listenerClass = classType.resolve();
      if (listenerClass == null) return;

      final PsiMethod[] listenerMethods = listenerClass.getMethods();
      if (!InheritanceUtil.isInheritorOrSelf(listenerClass, myEventListener, true)) return;

      for (PsiMethod listenerMethod : listenerMethods) {
        final String name = listenerMethod.getName();
        if (myPropertyNames.add(name)) {
          LookupElementBuilder builder =
              LookupElementBuilder.create(
                      generatePropertyResolveResult(name, listenerMethod, null, null), name)
                  .withIcon(JetgroovyIcons.Groovy.Property);
          myConsumer.consume(builder);
        }
      }
    }
コード例 #8
0
  @Nullable
  public static PsiClass getSuperClass(@NotNull PsiClass psiClass) {
    PsiManager manager = psiClass.getManager();
    GlobalSearchScope resolveScope = psiClass.getResolveScope();

    final JavaPsiFacade facade = JavaPsiFacade.getInstance(manager.getProject());
    if (psiClass.isInterface()) {
      return facade.findClass(CommonClassNames.JAVA_LANG_OBJECT, resolveScope);
    }
    if (psiClass.isEnum()) {
      return facade.findClass(CommonClassNames.JAVA_LANG_ENUM, resolveScope);
    }

    if (psiClass instanceof PsiAnonymousClass) {
      PsiClassType baseClassReference = ((PsiAnonymousClass) psiClass).getBaseClassType();
      PsiClass baseClass = baseClassReference.resolve();
      if (baseClass == null || baseClass.isInterface())
        return facade.findClass(CommonClassNames.JAVA_LANG_OBJECT, resolveScope);
      return baseClass;
    }

    if (CommonClassNames.JAVA_LANG_OBJECT.equals(psiClass.getQualifiedName())) return null;

    final PsiClassType[] referenceElements = psiClass.getExtendsListTypes();

    if (referenceElements.length == 0)
      return facade.findClass(CommonClassNames.JAVA_LANG_OBJECT, resolveScope);

    PsiClass psiResoved = referenceElements[0].resolve();
    return psiResoved == null
        ? facade.findClass(CommonClassNames.JAVA_LANG_OBJECT, resolveScope)
        : psiResoved;
  }
コード例 #9
0
  @NotNull
  private static Set<PsiClassType> filterInProjectExceptions(
      @Nullable PsiMethod targetMethod, @NotNull List<PsiClassType> unhandledExceptions) {
    if (targetMethod == null) return Collections.emptySet();

    Set<PsiClassType> result = new HashSet<PsiClassType>();

    if (targetMethod.getManager().isInProject(targetMethod)) {
      PsiMethod[] superMethods = targetMethod.findSuperMethods();
      for (PsiMethod superMethod : superMethods) {
        Set<PsiClassType> classTypes = filterInProjectExceptions(superMethod, unhandledExceptions);
        result.addAll(classTypes);
      }

      if (superMethods.length == 0) {
        result.addAll(unhandledExceptions);
      }
    } else {
      PsiClassType[] referencedTypes = targetMethod.getThrowsList().getReferencedTypes();
      for (PsiClassType referencedType : referencedTypes) {
        PsiClass psiClass = referencedType.resolve();
        if (psiClass == null) continue;
        for (PsiClassType exception : unhandledExceptions) {
          if (referencedType.isAssignableFrom(exception)) result.add(exception);
        }
      }
    }

    return result;
  }
コード例 #10
0
  private static void generateNamesForCollectionType(
      PsiType type, Set<String> possibleNames, NameValidator validator) {
    PsiType componentType = getCollectionComponentType(type, validator.getProject());
    if (!(type instanceof PsiClassType) || componentType == null) return;
    PsiClass clazz = ((PsiClassType) type).resolve();
    if (clazz == null) return;
    String collectionName = clazz.getName();
    assert collectionName != null;

    String componentName = cleanTypeName(componentType.getPresentableText());
    if (componentType instanceof PsiClassType) {
      PsiClassType classType = (PsiClassType) componentType;
      PsiClass psiClass = classType.resolve();
      if (psiClass == null) return;
      componentName = psiClass.getName();
    }

    assert componentName != null;
    String candidateName = StringUtil.pluralize(GroovyNamesUtil.fromLowerLetter(componentName));
    generateCamelNames(possibleNames, validator, candidateName);

    ArrayList<String> camelizedName = GroovyNamesUtil.camelizeString(candidateName);
    candidateName = camelizedName.get(camelizedName.size() - 1);
    candidateName = collectionName.toLowerCase() + "Of" + fromUpperLetter(candidateName);
    possibleNames.add(validator.validateName(candidateName, true));
  }
コード例 #11
0
 public static PsiClass[] getInterfaces(GrTypeDefinition grType) {
   final PsiClassType[] implementsListTypes = grType.getImplementsListTypes();
   List<PsiClass> result = new ArrayList<PsiClass>(implementsListTypes.length);
   for (PsiClassType type : implementsListTypes) {
     final PsiClass psiClass = type.resolve();
     if (psiClass != null) result.add(psiClass);
   }
   return result.toArray(new PsiClass[result.size()]);
 }
コード例 #12
0
  @Nullable
  public PsiClass getContainingClassElement() {
    final PsiClassType containingClassType =
        JavaPsiFacade.getInstance(getProject())
            .getElementFactory()
            .createTypeByFQClassName(myContainingClassName, ProjectScope.getAllScope(getProject()));

    return containingClassType.resolve();
  }
 @Override
 public void visitThrowStatement(PsiThrowStatement statement) {
   super.visitThrowStatement(statement);
   final PsiCatchSection catchSection =
       PsiTreeUtil.getParentOfType(statement, PsiCatchSection.class, true, PsiClass.class);
   if (catchSection == null) {
     return;
   }
   final PsiParameter parameter = catchSection.getParameter();
   if (parameter == null) {
     return;
   }
   @NonNls final String parameterName = parameter.getName();
   if (PsiUtil.isIgnoredName(parameterName)) {
     return;
   }
   final PsiExpression exception = statement.getException();
   if (exception == null) {
     return;
   }
   if (ignoreCantWrap) {
     final PsiType thrownType = exception.getType();
     if (thrownType instanceof PsiClassType) {
       final PsiClassType classType = (PsiClassType) thrownType;
       final PsiClass exceptionClass = classType.resolve();
       if (exceptionClass != null) {
         final PsiMethod[] constructors = exceptionClass.getConstructors();
         final PsiClassType throwableType =
             TypeUtils.getType(CommonClassNames.JAVA_LANG_THROWABLE, statement);
         boolean canWrap = false;
         outer:
         for (PsiMethod constructor : constructors) {
           final PsiParameterList parameterList = constructor.getParameterList();
           final PsiParameter[] parameters = parameterList.getParameters();
           for (PsiParameter constructorParameter : parameters) {
             final PsiType type = constructorParameter.getType();
             if (throwableType.equals(type)) {
               canWrap = true;
               break outer;
             }
           }
         }
         if (!canWrap) {
           return;
         }
       }
     }
   }
   final ReferenceFinder visitor = new ReferenceFinder(parameter);
   exception.accept(visitor);
   if (visitor.usesParameter()) {
     return;
   }
   registerStatementError(statement);
 }
    public Boolean visitClassType(final PsiClassType classType) {
      final PsiClass aClass = classType.resolve();
      if (aClass instanceof PsiTypeParameter && myTypeParams.contains((PsiTypeParameter) aClass))
        return true;

      final PsiType[] types = classType.getParameters();
      for (final PsiType psiType : types) {
        if (psiType.accept(this).booleanValue()) return true;
      }
      return false;
    }
コード例 #15
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 private boolean isTypeParameter(PsiType type) {
   if (!(type instanceof PsiClassType)) {
     return false;
   }
   final PsiClassType classType = (PsiClassType) type;
   final PsiClass aClass = classType.resolve();
   if (aClass == null) {
     return false;
   }
   return aClass instanceof PsiTypeParameter;
 }
コード例 #16
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  @NotNull
  private static PsiClass[] getSupersInner(@NotNull PsiClass psiClass) {
    PsiClassType[] extendsListTypes = psiClass.getExtendsListTypes();
    PsiClassType[] implementsListTypes = psiClass.getImplementsListTypes();

    if (psiClass.isInterface()) {
      return resolveClassReferenceList(
          extendsListTypes, psiClass.getManager(), psiClass.getResolveScope(), true);
    }

    if (psiClass instanceof PsiAnonymousClass) {
      PsiAnonymousClass psiAnonymousClass = (PsiAnonymousClass) psiClass;
      PsiClassType baseClassReference = psiAnonymousClass.getBaseClassType();
      PsiClass baseClass = baseClassReference.resolve();
      if (baseClass != null) {
        if (baseClass.isInterface()) {
          PsiClass objectClass =
              JavaPsiFacade.getInstance(psiClass.getProject())
                  .findClass(CommonClassNames.JAVA_LANG_OBJECT, psiClass.getResolveScope());
          return objectClass != null
              ? new PsiClass[] {objectClass, baseClass}
              : new PsiClass[] {baseClass};
        }
        return new PsiClass[] {baseClass};
      }

      PsiClass objectClass =
          JavaPsiFacade.getInstance(psiClass.getProject())
              .findClass(CommonClassNames.JAVA_LANG_OBJECT, psiClass.getResolveScope());
      return objectClass != null ? new PsiClass[] {objectClass} : PsiClass.EMPTY_ARRAY;
    }
    if (psiClass instanceof PsiTypeParameter) {
      if (extendsListTypes.length == 0) {
        final PsiClass objectClass =
            JavaPsiFacade.getInstance(psiClass.getProject())
                .findClass(CommonClassNames.JAVA_LANG_OBJECT, psiClass.getResolveScope());
        return objectClass != null ? new PsiClass[] {objectClass} : PsiClass.EMPTY_ARRAY;
      }
      return resolveClassReferenceList(
          extendsListTypes, psiClass.getManager(), psiClass.getResolveScope(), false);
    }

    PsiClass[] interfaces =
        resolveClassReferenceList(
            implementsListTypes, psiClass.getManager(), psiClass.getResolveScope(), false);

    PsiClass superClass = getSuperClass(psiClass);
    if (superClass == null) return interfaces;
    PsiClass[] types = new PsiClass[interfaces.length + 1];
    types[0] = superClass;
    System.arraycopy(interfaces, 0, types, 1, interfaces.length);

    return types;
  }
コード例 #17
0
  @NotNull
  public static PsiClass[] getSupers(GrTypeDefinition grType) {
    PsiClassType[] superTypes = grType.getSuperTypes();
    List<PsiClass> result = new ArrayList<PsiClass>();
    for (PsiClassType superType : superTypes) {
      PsiClass superClass = superType.resolve();
      if (superClass != null) {
        result.add(superClass);
      }
    }

    return result.toArray(new PsiClass[result.size()]);
  }
コード例 #18
0
 @Nullable
 private PsiType extractListTypeFromContainingClass(
   PsiElement element) {
   PsiClass listClass = PsiTreeUtil.getParentOfType(element,
                                                    PsiClass.class);
   if (listClass == null) {
     return null;
   }
   final PsiMethod[] getMethods =
     listClass.findMethodsByName("get", true);
   if (getMethods.length == 0) {
     return null;
   }
   final PsiType type = getMethods[0].getReturnType();
   if (!(type instanceof PsiClassType)) {
     return null;
   }
   final PsiClassType classType = (PsiClassType)type;
   final PsiClass parameterClass = classType.resolve();
   if (parameterClass == null) {
     return null;
   }
   PsiClass subClass = null;
   while (listClass != null && !listClass.hasTypeParameters()) {
     subClass = listClass;
     listClass = listClass.getSuperClass();
   }
   if (listClass == null || subClass == null) {
     return TypeUtils.getObjectType(element);
   }
   final PsiTypeParameter[] typeParameters =
     listClass.getTypeParameters();
   if (!parameterClass.equals(typeParameters[0])) {
     return TypeUtils.getObjectType(element);
   }
   final PsiReferenceList extendsList = subClass.getExtendsList();
   if (extendsList == null) {
     return null;
   }
   final PsiJavaCodeReferenceElement[] referenceElements =
     extendsList.getReferenceElements();
   if (referenceElements.length == 0) {
     return null;
   }
   final PsiType[] types =
     referenceElements[0].getTypeParameters();
   if (types.length == 0) {
     return TypeUtils.getObjectType(element);
   }
   return types[0];
 }
コード例 #19
0
ファイル: OOResolver.java プロジェクト: retuxx/java-oo
 public static @Nullable PsiType resolveMethod(
     @Nullable PsiType type, String methodName, @NotNull PsiType... argTypes) {
   if (!(type instanceof PsiClassType) || methodName == null) return null;
   for (PsiType a : argTypes) if (a == null) return null;
   PsiClassType clas = (PsiClassType) type;
   PsiSubstitutor subst = clas.resolveGenerics().getSubstitutor();
   PsiClass psiClass = clas.resolve();
   if (psiClass == null) return null;
   LightMethodBuilder method =
       new LightMethodBuilder(psiClass.getManager(), JavaLanguage.INSTANCE, methodName);
   for (PsiType a : argTypes) method.addParameter("_", a);
   PsiMethod m = psiClass.findMethodBySignature(method, true);
   return m == null ? null : subst.substitute(m.getReturnType());
 }
コード例 #20
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  private static void processMethod(
      @NotNull Project project,
      @NotNull PsiMethod targetMethod,
      @NotNull Set<PsiClassType> unhandledExceptions)
      throws IncorrectOperationException {
    for (PsiClassType unhandledException : unhandledExceptions) {
      PsiClass exceptionClass = unhandledException.resolve();
      if (exceptionClass != null) {
        PsiUtil.addException(targetMethod, exceptionClass);
      }
    }

    CodeStyleManager.getInstance(project).reformat(targetMethod.getThrowsList());
  }
コード例 #21
0
    @Override
    public Boolean visitClassType(PsiClassType classType) {
      if (classType.getParameters().length > 0) {
        PsiClassType rawType = classType.rawType();
        return rawType.equalsToText(CommonClassNames.JAVA_LANG_CLASS);
      }

      PsiClass aClass = classType.resolve();
      if (aClass != null && (aClass.isAnnotationType() || aClass.isEnum())) {
        return Boolean.TRUE;
      }

      return classType.equalsToText(CommonClassNames.JAVA_LANG_CLASS)
          || classType.equalsToText(CommonClassNames.JAVA_LANG_STRING);
    }
コード例 #22
0
 @NotNull
 public static PsiClass[] getInterfaces(@NotNull PsiTypeParameter typeParameter) {
   final PsiClassType[] referencedTypes = typeParameter.getExtendsListTypes();
   if (referencedTypes.length == 0) {
     return PsiClass.EMPTY_ARRAY;
   }
   final List<PsiClass> result = new ArrayList<PsiClass>(referencedTypes.length);
   for (PsiClassType referencedType : referencedTypes) {
     final PsiClass psiClass = referencedType.resolve();
     if (psiClass != null && psiClass.isInterface()) {
       result.add(psiClass);
     }
   }
   return result.toArray(new PsiClass[result.size()]);
 }
コード例 #23
0
  @NotNull
  public static PsiClass[] getInterfaces(@NotNull PsiClass psiClass) {
    if (psiClass.isInterface()) {
      final PsiClassType[] extendsListTypes = psiClass.getExtendsListTypes();
      return resolveClassReferenceList(
          extendsListTypes, psiClass.getManager(), psiClass.getResolveScope(), false);
    }

    if (psiClass instanceof PsiAnonymousClass) {
      PsiClassType baseClassReference = ((PsiAnonymousClass) psiClass).getBaseClassType();
      PsiClass baseClass = baseClassReference.resolve();
      return baseClass != null && baseClass.isInterface()
          ? new PsiClass[] {baseClass}
          : PsiClass.EMPTY_ARRAY;
    }

    final PsiClassType[] implementsListTypes = psiClass.getImplementsListTypes();
    return resolveClassReferenceList(
        implementsListTypes, psiClass.getManager(), psiClass.getResolveScope(), false);
  }
コード例 #24
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  private void transformSupertypeList(
      List<JetType> result,
      PsiClassType[] extendsListTypes,
      TypeVariableResolver typeVariableResolver) {
    for (PsiClassType type : extendsListTypes) {
      PsiClass resolved = type.resolve();
      if (resolved != null) {
        String qualifiedName = resolved.getQualifiedName();
        assert qualifiedName != null;
        if (JvmStdlibNames.JET_OBJECT.getFqName().equalsTo(qualifiedName)) {
          continue;
        }
      }

      JetType transform =
          typeTransformer.transformToType(type, TypeUsage.SUPERTYPE, typeVariableResolver);
      if (ErrorUtils.isErrorType(transform)) {
        continue;
      }

      result.add(TypeUtils.makeNotNullable(transform));
    }
  }
コード例 #25
0
  @Nullable
  private PsiType getSuperType(PsiClass aClass) {
    if (aClass.isInterface()) {
      return PsiType.getJavaLangObject(getManager(), getResolveScope());
    }
    if (aClass instanceof GrAnonymousClassDefinition) {
      final PsiClassType baseClassType = ((GrAnonymousClassDefinition) aClass).getBaseClassType();
      final PsiClass psiClass = baseClassType.resolve();
      if (psiClass != null && !psiClass.isInterface()) {
        return baseClassType;
      }

      return PsiType.getJavaLangObject(getManager(), getResolveScope());
    }

    if (CommonClassNames.JAVA_LANG_OBJECT.equals(aClass.getQualifiedName())) return null;
    PsiClassType[] superTypes = aClass.getExtendsListTypes();
    if (superTypes.length == 0) {
      return PsiType.getJavaLangObject(getManager(), getResolveScope());
    }

    return superTypes[0];
  }
コード例 #26
0
    private void checkExpression(PsiExpression expression) {
      if (expression == null) return;

      final PsiType type = expression.getType();
      if (!(type instanceof PsiClassType)) return;

      if (IGNORE_TOSTRING
          && MethodUtils.isToString(PsiTreeUtil.getParentOfType(expression, PsiMethod.class)))
        return;

      if (IGNORE_EXCEPTION
          && (ExceptionUtils.isExceptionArgument(expression)
              || PsiTreeUtil.getParentOfType(
                      expression, PsiThrowStatement.class, true, PsiCodeBlock.class, PsiClass.class)
                  != null)) return;

      if (IGNORE_ASSERT
          && PsiTreeUtil.getParentOfType(
                  expression, PsiAssertStatement.class, true, PsiCodeBlock.class, PsiClass.class)
              != null) {
        return;
      }

      if (IGNORE_NONNLS && NonNlsUtils.isNonNlsAnnotatedUse(expression)) return;

      final PsiClassType classType = (PsiClassType) type;
      if (type.equalsToText(CommonClassNames.JAVA_LANG_OBJECT)) return;

      final PsiClass referencedClass = classType.resolve();
      if (referencedClass == null || referencedClass instanceof PsiTypeParameter) return;
      if (referencedClass.isEnum() || referencedClass.isInterface()) return;
      if (referencedClass.hasModifierProperty(PsiModifier.ABSTRACT)
          && !(expression instanceof PsiSuperExpression)) return;
      if (hasGoodToString(referencedClass)) return;

      registerError(expression);
    }
コード例 #27
0
  @NotNull
  public static PsiClassType[] getSuperTypes(@NotNull PsiClass psiClass) {
    if (psiClass instanceof PsiAnonymousClass) {
      PsiClassType baseClassType = ((PsiAnonymousClass) psiClass).getBaseClassType();
      PsiClass baseClass = baseClassType.resolve();
      if (baseClass == null || !baseClass.isInterface()) {
        return new PsiClassType[] {baseClassType};
      } else {
        PsiClassType objectType =
            PsiType.getJavaLangObject(psiClass.getManager(), psiClass.getResolveScope());
        return new PsiClassType[] {objectType, baseClassType};
      }
    }

    PsiClassType[] extendsTypes = psiClass.getExtendsListTypes();
    PsiClassType[] implementsTypes = psiClass.getImplementsListTypes();
    boolean hasExtends = extendsTypes.length != 0;
    int extendsListLength = extendsTypes.length + (hasExtends ? 0 : 1);
    PsiClassType[] result = new PsiClassType[extendsListLength + implementsTypes.length];

    System.arraycopy(extendsTypes, 0, result, 0, extendsTypes.length);
    if (!hasExtends) {
      if (CommonClassNames.JAVA_LANG_OBJECT.equals(psiClass.getQualifiedName())) {
        return PsiClassType.EMPTY_ARRAY;
      }
      PsiManager manager = psiClass.getManager();
      PsiClassType objectType = PsiType.getJavaLangObject(manager, psiClass.getResolveScope());
      result[0] = objectType;
    }
    System.arraycopy(implementsTypes, 0, result, extendsListLength, implementsTypes.length);
    for (int i = 0; i < result.length; i++) {
      PsiClassType type = result[i];
      result[i] = (PsiClassType) PsiUtil.captureToplevelWildcards(type, psiClass);
    }
    return result;
  }
コード例 #28
0
  public boolean incorporate() {
    final Collection<InferenceVariable> inferenceVariables = mySession.getInferenceVariables();
    final PsiSubstitutor substitutor =
        mySession.retrieveNonPrimitiveEqualsBounds(inferenceVariables);
    for (InferenceVariable inferenceVariable : inferenceVariables) {
      if (inferenceVariable.getInstantiation() != PsiType.NULL) continue;
      final List<PsiType> eqBounds = inferenceVariable.getBounds(InferenceBound.EQ);
      final List<PsiType> upperBounds = inferenceVariable.getBounds(InferenceBound.UPPER);
      final List<PsiType> lowerBounds = inferenceVariable.getBounds(InferenceBound.LOWER);

      eqEq(eqBounds);

      upDown(lowerBounds, upperBounds, substitutor);
      upDown(eqBounds, upperBounds, substitutor);
      upDown(lowerBounds, eqBounds, substitutor);

      upUp(upperBounds);
    }

    for (Pair<PsiTypeParameter[], PsiClassType> capture : myCaptures) {
      final PsiClassType right = capture.second;
      final PsiClass gClass = right.resolve();
      LOG.assertTrue(gClass != null);
      final PsiTypeParameter[] parameters = capture.first;
      PsiType[] typeArgs = right.getParameters();
      if (parameters.length != typeArgs.length) continue;
      for (int i = 0; i < typeArgs.length; i++) {
        PsiType aType = typeArgs[i];
        if (aType instanceof PsiCapturedWildcardType) {
          aType = ((PsiCapturedWildcardType) aType).getWildcard();
        }
        final InferenceVariable inferenceVariable = mySession.getInferenceVariable(parameters[i]);
        LOG.assertTrue(inferenceVariable != null);

        final List<PsiType> eqBounds = inferenceVariable.getBounds(InferenceBound.EQ);
        final List<PsiType> upperBounds = inferenceVariable.getBounds(InferenceBound.UPPER);
        final List<PsiType> lowerBounds = inferenceVariable.getBounds(InferenceBound.LOWER);

        if (aType instanceof PsiWildcardType) {

          for (PsiType eqBound : eqBounds) {
            if (!isInferenceVariableOrFreshTypeParameter(eqBound)) return false;
          }

          final PsiClassType[] paramBounds = inferenceVariable.getParameter().getExtendsListTypes();

          PsiType glb = null;
          for (PsiClassType paramBound : paramBounds) {
            if (glb == null) {
              glb = paramBound;
            } else {
              glb = GenericsUtil.getGreatestLowerBound(glb, paramBound);
            }
          }

          if (!((PsiWildcardType) aType).isBounded()) {

            for (PsiType upperBound : upperBounds) {
              if (glb != null && mySession.getInferenceVariable(upperBound) == null) {
                addConstraint(
                    new StrictSubtypingConstraint(
                        upperBound, mySession.substituteWithInferenceVariables(glb)));
              }
            }

            for (PsiType lowerBound : lowerBounds) {
              if (isInferenceVariableOrFreshTypeParameter(lowerBound)) return false;
            }

          } else if (((PsiWildcardType) aType).isExtends()) {

            final PsiType extendsBound = ((PsiWildcardType) aType).getExtendsBound();

            for (PsiType upperBound : upperBounds) {
              if (mySession.getInferenceVariable(upperBound) == null) {
                if (paramBounds.length == 1
                        && paramBounds[0].equalsToText(CommonClassNames.JAVA_LANG_OBJECT)
                    || paramBounds.length == 0) {
                  addConstraint(new StrictSubtypingConstraint(upperBound, extendsBound));
                } else if (extendsBound.equalsToText(CommonClassNames.JAVA_LANG_OBJECT)
                    && glb != null) {
                  addConstraint(
                      new StrictSubtypingConstraint(
                          upperBound, mySession.substituteWithInferenceVariables(glb)));
                }
              }
            }

            for (PsiType lowerBound : lowerBounds) {
              if (isInferenceVariableOrFreshTypeParameter(lowerBound)) return false;
            }

          } else {
            LOG.assertTrue(((PsiWildcardType) aType).isSuper());
            final PsiType superBound = ((PsiWildcardType) aType).getSuperBound();

            for (PsiType upperBound : upperBounds) {
              if (glb != null && mySession.getInferenceVariable(upperBound) == null) {
                addConstraint(
                    new StrictSubtypingConstraint(
                        mySession.substituteWithInferenceVariables(glb), upperBound));
              }
            }

            for (PsiType lowerBound : lowerBounds) {
              if (mySession.getInferenceVariable(lowerBound) == null) {
                addConstraint(new StrictSubtypingConstraint(lowerBound, superBound));
              }
            }
          }
        } else {
          inferenceVariable.addBound(aType, InferenceBound.EQ);
        }
      }
    }
    return true;
  }
 @Override
 public void visitClassObjectAccessExpression(PsiClassObjectAccessExpression expression) {
   super.visitClassObjectAccessExpression(expression);
   PsiElement parent = expression.getParent();
   if (parent instanceof PsiReferenceExpression) {
     final PsiReferenceExpression referenceExpression = (PsiReferenceExpression) parent;
     if (!expression.equals(referenceExpression.getQualifierExpression())) {
       return;
     }
     @NonNls final String name = referenceExpression.getReferenceName();
     if (!"getName".equals(name)) {
       return;
     }
     final PsiElement grandParent = referenceExpression.getParent();
     if (!(grandParent instanceof PsiMethodCallExpression)) {
       return;
     }
     final PsiMethodCallExpression methodCallExpression = (PsiMethodCallExpression) grandParent;
     final PsiExpressionList list = methodCallExpression.getArgumentList();
     if (list.getExpressions().length != 0) {
       return;
     }
     parent = methodCallExpression.getParent();
   }
   if (!(parent instanceof PsiExpressionList)) {
     return;
   }
   final PsiElement grandParent = parent.getParent();
   if (!(grandParent instanceof PsiMethodCallExpression)) {
     return;
   }
   final PsiMethodCallExpression methodCallExpression = (PsiMethodCallExpression) grandParent;
   final PsiExpressionList argumentList = methodCallExpression.getArgumentList();
   final PsiExpression[] expressions = argumentList.getExpressions();
   if (expressions.length != 1) {
     return;
   }
   final PsiClass containingClass = PsiTreeUtil.getParentOfType(expression, PsiClass.class);
   if (containingClass == null) {
     return;
   }
   final String containingClassName = containingClass.getName();
   if (containingClassName == null) {
     return;
   }
   final PsiMethod method = methodCallExpression.resolveMethod();
   if (method == null) {
     return;
   }
   final PsiClass aClass = method.getContainingClass();
   if (aClass == null) {
     return;
   }
   final String className = aClass.getQualifiedName();
   final int index = loggerFactoryClassNames.indexOf(className);
   if (index < 0) {
     return;
   }
   final PsiReferenceExpression methodExpression = methodCallExpression.getMethodExpression();
   final String referenceName = methodExpression.getReferenceName();
   final String loggerFactoryMethodName = loggerFactoryMethodNames.get(index);
   if (!loggerFactoryMethodName.equals(referenceName)) {
     return;
   }
   final PsiTypeElement operand = expression.getOperand();
   final PsiType type = operand.getType();
   if (!(type instanceof PsiClassType)) {
     return;
   }
   final PsiClassType classType = (PsiClassType) type;
   final PsiClass initializerClass = classType.resolve();
   if (initializerClass == null) {
     return;
   }
   if (containingClass.equals(initializerClass)) {
     return;
   }
   registerError(expression, containingClassName);
 }