private boolean isTrivial(PsiMethod method) {
   final PsiCodeBlock body = method.getBody();
   if (body == null) {
     return true;
   }
   final PsiStatement[] statements = body.getStatements();
   if (statements.length == 0) {
     return true;
   }
   final Project project = method.getProject();
   final JavaPsiFacade psiFacade = JavaPsiFacade.getInstance(project);
   final PsiConstantEvaluationHelper evaluationHelper = psiFacade.getConstantEvaluationHelper();
   for (PsiStatement statement : statements) {
     if (!(statement instanceof PsiIfStatement)) {
       return false;
     }
     final PsiIfStatement ifStatement = (PsiIfStatement) statement;
     final PsiExpression condition = ifStatement.getCondition();
     final Object result = evaluationHelper.computeConstantExpression(condition);
     if (result == null || !result.equals(Boolean.FALSE)) {
       return false;
     }
   }
   return true;
 }
  public AddModuleDependencyFix(
      Module currentModule, VirtualFile classVFile, PsiClass[] classes, PsiReference reference) {
    final PsiElement psiElement = reference.getElement();
    final Project project = psiElement.getProject();
    final JavaPsiFacade facade = JavaPsiFacade.getInstance(project);
    final ProjectFileIndex fileIndex = ProjectRootManager.getInstance(project).getFileIndex();

    for (PsiClass aClass : classes) {
      if (!facade.getResolveHelper().isAccessible(aClass, psiElement, aClass)) continue;
      PsiFile psiFile = aClass.getContainingFile();
      if (psiFile == null) continue;
      VirtualFile virtualFile = psiFile.getVirtualFile();
      if (virtualFile == null) continue;
      final Module classModule = fileIndex.getModuleForFile(virtualFile);
      if (classModule != null
          && classModule != currentModule
          && !ModuleRootManager.getInstance(currentModule).isDependsOn(classModule)) {
        myModules.add(classModule);
      }
    }
    myCurrentModule = currentModule;
    myClassVFile = classVFile;
    myClasses = classes;
    myReference = reference;
  }
 private static String compoundLambdaOrMethodReference(
     PsiParameter parameter,
     PsiExpression expression,
     String samQualifiedName,
     PsiType[] samParamTypes) {
   String result = "";
   final Project project = parameter.getProject();
   final JavaPsiFacade psiFacade = JavaPsiFacade.getInstance(project);
   final PsiClass functionClass =
       psiFacade.findClass(samQualifiedName, GlobalSearchScope.allScope(project));
   for (int i = 0; i < samParamTypes.length; i++) {
     if (samParamTypes[i] instanceof PsiPrimitiveType) {
       samParamTypes[i] = ((PsiPrimitiveType) samParamTypes[i]).getBoxedType(expression);
     }
   }
   final PsiClassType functionalInterfaceType =
       functionClass != null
           ? psiFacade.getElementFactory().createType(functionClass, samParamTypes)
           : null;
   final PsiParameter[] parameters = {parameter};
   final String methodReferenceText =
       LambdaCanBeMethodReferenceInspection.convertToMethodReference(
           expression, parameters, functionalInterfaceType, null);
   if (methodReferenceText != null) {
     LOG.assertTrue(functionalInterfaceType != null);
     result += "(" + functionalInterfaceType.getCanonicalText() + ")" + methodReferenceText;
   } else {
     result += parameter.getName() + " -> " + expression.getText();
   }
   return result;
 }
 private static PsiClassType createDefaultConsumerType(Project project, PsiParameter parameter) {
   final JavaPsiFacade psiFacade = JavaPsiFacade.getInstance(project);
   final PsiClass consumerClass =
       psiFacade.findClass("java.util.function.Consumer", GlobalSearchScope.allScope(project));
   return consumerClass != null
       ? psiFacade.getElementFactory().createType(consumerClass, parameter.getType())
       : null;
 }
  @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;
  }
  @Nullable
  private MoveDestination selectDestination() {
    final String packageName = getTargetPackage().trim();
    if (packageName.length() > 0
        && !JavaPsiFacade.getInstance(myManager.getProject())
            .getNameHelper()
            .isQualifiedName(packageName)) {
      Messages.showErrorDialog(
          myProject,
          RefactoringBundle.message("please.enter.a.valid.target.package.name"),
          RefactoringBundle.message("move.title"));
      return null;
    }
    RecentsManager.getInstance(myProject).registerRecentEntry(RECENTS_KEY, packageName);
    PackageWrapper targetPackage = new PackageWrapper(myManager, packageName);
    if (!targetPackage.exists()) {
      final int ret =
          Messages.showYesNoDialog(
              myProject,
              RefactoringBundle.message("package.does.not.exist", packageName),
              RefactoringBundle.message("move.title"),
              Messages.getQuestionIcon());
      if (ret != 0) return null;
    }

    return ((DestinationFolderComboBox) myDestinationFolderCB).selectDirectory(targetPackage, true);
  }
    public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descriptor) {
      try {
        PsiBinaryExpression binaryExpression = (PsiBinaryExpression) descriptor.getPsiElement();
        IElementType opSign = binaryExpression.getOperationSign().getTokenType();
        PsiExpression lExpr = binaryExpression.getLOperand();
        PsiExpression rExpr = binaryExpression.getROperand();
        if (rExpr == null) return;

        PsiElementFactory factory = JavaPsiFacade.getInstance(project).getElementFactory();
        PsiMethodCallExpression equalsCall =
            (PsiMethodCallExpression) factory.createExpressionFromText("a.equals(b)", null);

        equalsCall.getMethodExpression().getQualifierExpression().replace(lExpr);
        equalsCall.getArgumentList().getExpressions()[0].replace(rExpr);

        PsiExpression result = (PsiExpression) binaryExpression.replace(equalsCall);

        if (opSign == JavaTokenType.NE) {
          PsiPrefixExpression negation =
              (PsiPrefixExpression) factory.createExpressionFromText("!a", null);
          negation.getOperand().replace(result);
          result.replace(negation);
        }
      } catch (IncorrectOperationException e) {
        LOG.error(e);
      }
    }
 public void testCantCreateConfiguration() {
   PsiClass objectClass =
       JavaPsiFacade.getInstance(myProject)
           .findClass(CommonClassNames.JAVA_LANG_OBJECT, GlobalSearchScope.allScope(myProject));
   assertNull(createConfiguration(objectClass));
   assertNull(createConfiguration(JUnitUtil.getContainingPackage(objectClass)));
 }
  @Nullable
  private LocalQuickFix[] createNPEFixes(
      PsiExpression qualifier, PsiExpression expression, boolean onTheFly) {
    if (qualifier == null || expression == null) return null;
    if (qualifier instanceof PsiMethodCallExpression) return null;
    if (qualifier instanceof PsiLiteralExpression
        && ((PsiLiteralExpression) qualifier).getValue() == null) return null;

    try {
      final List<LocalQuickFix> fixes = new SmartList<LocalQuickFix>();

      if (PsiUtil.getLanguageLevel(qualifier).isAtLeast(LanguageLevel.JDK_1_4)) {
        final Project project = qualifier.getProject();
        final PsiElementFactory elementFactory =
            JavaPsiFacade.getInstance(project).getElementFactory();
        final PsiBinaryExpression binary =
            (PsiBinaryExpression) elementFactory.createExpressionFromText("a != null", null);
        binary.getLOperand().replace(qualifier);
        fixes.add(new AddAssertStatementFix(binary));
      }

      addSurroundWithIfFix(qualifier, fixes, onTheFly);

      if (ReplaceWithTernaryOperatorFix.isAvailable(qualifier, expression)) {
        fixes.add(new ReplaceWithTernaryOperatorFix(qualifier));
      }
      return fixes.toArray(new LocalQuickFix[fixes.size()]);
    } catch (IncorrectOperationException e) {
      LOG.error(e);
      return null;
    }
  }
Пример #10
0
 @Override
 protected PsiVariable createFieldToStartTemplateOn(
     final String[] names, final PsiType defaultType) {
   final PsiElementFactory elementFactory = JavaPsiFacade.getElementFactory(myMethod.getProject());
   return ApplicationManager.getApplication()
       .runWriteAction(
           new Computable<PsiParameter>() {
             @Override
             public PsiParameter compute() {
               final PsiParameter anchor =
                   JavaIntroduceParameterMethodUsagesProcessor.getAnchorParameter(myMethod);
               final PsiParameter psiParameter =
                   (PsiParameter)
                       myMethod
                           .getParameterList()
                           .addAfter(
                               elementFactory.createParameter(
                                   chooseName(names, myMethod.getLanguage()), defaultType),
                               anchor);
               PsiUtil.setModifierProperty(
                   psiParameter, PsiModifier.FINAL, myPanel.hasFinalModifier());
               myParameterIndex = myMethod.getParameterList().getParameterIndex(psiParameter);
               return psiParameter;
             }
           });
 }
  @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;
  }
  public void testAllInPackageForProject() throws IOException, ExecutionException {
    // module1 -> module2 -> module3
    // module5
    addModule("module5");
    addDependency(getModule1(), getModule2());
    addDependency(getModule2(), getModule3());
    String[][] outputs = new String[4][];
    for (int i = 0; i < 4; i++) {
      outputs[i] = addOutputs(getModule(i), i + 1);
    }

    PsiPackage defaultPackage = JavaPsiFacade.getInstance(myProject).findPackage("");
    JUnitConfiguration configuration =
        createJUnitConfiguration(
            defaultPackage, AllInPackageConfigurationProducer.class, new MapDataContext());
    configuration.getPersistentData().setScope(TestSearchScope.WHOLE_PROJECT);
    JavaParameters javaParameters = checkCanRun(configuration);
    String classPath = javaParameters.getClassPath().getPathsString();
    assertEquals(-1, classPath.indexOf(JarFileSystem.PROTOCOL_PREFIX));
    assertEquals(-1, classPath.indexOf(LocalFileSystem.PROTOCOL_PREFIX));
    for (int i = 0; i < 4; i++) {
      checkContains(classPath, outputs[i][0]);
      checkContains(classPath, outputs[i][1]);
    }
  }
  @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;
  }
  @Nullable
  public PsiClass getContainingClassElement() {
    final PsiClassType containingClassType =
        JavaPsiFacade.getInstance(getProject())
            .getElementFactory()
            .createTypeByFQClassName(myContainingClassName, ProjectScope.getAllScope(getProject()));

    return containingClassType.resolve();
  }
 @NotNull
 public static PsiClassType[] getExtendsListTypes(@NotNull PsiClass psiClass) {
   if (psiClass.isEnum()) {
     PsiClassType enumSuperType =
         getEnumSuperType(
             psiClass, JavaPsiFacade.getInstance(psiClass.getProject()).getElementFactory());
     return enumSuperType == null ? PsiClassType.EMPTY_ARRAY : new PsiClassType[] {enumSuperType};
   }
   if (psiClass.isAnnotationType()) {
     return new PsiClassType[] {
       getAnnotationSuperType(
           psiClass, JavaPsiFacade.getInstance(psiClass.getProject()).getElementFactory())
     };
   }
   final PsiReferenceList extendsList = psiClass.getExtendsList();
   if (extendsList != null) {
     return extendsList.getReferencedTypes();
   }
   return PsiClassType.EMPTY_ARRAY;
 }
  @Nullable
  protected VirtualFile findCoreJar(@Nullable Module module) {
    if (module == null) return null;

    JavaPsiFacade javaFacade = JavaPsiFacade.getInstance(module.getProject());

    for (PsiClass aClass :
        javaFacade.findClasses(
            getSomeFrameworkClass(), GlobalSearchScope.moduleWithLibrariesScope(module))) {
      VirtualFile virtualFile = aClass.getContainingFile().getVirtualFile();
      if (virtualFile != null && virtualFile.getFileSystem() instanceof JarFileSystem) {
        VirtualFile localFile = PathUtil.getLocalFile(virtualFile);
        if (isCoreJar(localFile)) {
          return localFile;
        }
      }
    }

    return null;
  }
 @Override
 protected void doFix(Project project, ProblemDescriptor descriptor) {
   final PsiElement element = descriptor.getPsiElement();
   if (!(element instanceof PsiTypeElement)) {
     return;
   }
   final PsiTypeElement typeElement = (PsiTypeElement) element;
   final PsiElementFactory factory = JavaPsiFacade.getInstance(project).getElementFactory();
   final PsiClassType type =
       factory.createTypeByFQClassName(CommonClassNames.JAVA_LANG_RUNTIME_EXCEPTION);
   final PsiTypeElement newTypeElement = factory.createTypeElement(type);
   typeElement.replace(newTypeElement);
 }
    @Override
    protected void doFix(Project project, ProblemDescriptor descriptor)
        throws IncorrectOperationException {
      final PsiType thrownType = myThrown.getType();
      if (thrownType == null) {
        return;
      }
      final PsiElement typeElement = descriptor.getPsiElement();
      if (typeElement == null) {
        return;
      }
      final PsiElement catchParameter = typeElement.getParent();
      if (!(catchParameter instanceof PsiParameter)) {
        return;
      }
      final PsiElement catchBlock = ((PsiParameter) catchParameter).getDeclarationScope();
      if (!(catchBlock instanceof PsiCatchSection)) {
        return;
      }
      final PsiCatchSection myBeforeCatchSection = (PsiCatchSection) catchBlock;
      final PsiTryStatement myTryStatement = myBeforeCatchSection.getTryStatement();
      final JavaCodeStyleManager codeStyleManager = JavaCodeStyleManager.getInstance(project);
      final String name =
          codeStyleManager.suggestUniqueVariableName("e", myTryStatement.getTryBlock(), false);
      final PsiElementFactory factory = JavaPsiFacade.getInstance(project).getElementFactory();
      final PsiCatchSection section = factory.createCatchSection(thrownType, name, myTryStatement);
      final PsiCatchSection element =
          (PsiCatchSection) myTryStatement.addBefore(section, myBeforeCatchSection);
      codeStyleManager.shortenClassReferences(element);

      if (isOnTheFly()) {
        final PsiCodeBlock newBlock = element.getCatchBlock();
        assert newBlock != null;
        final TextRange range = SurroundWithUtil.getRangeToSelect(newBlock);
        final PsiFile file = element.getContainingFile();
        final Editor editor = FileEditorManager.getInstance(project).getSelectedTextEditor();
        if (editor == null) {
          return;
        }
        final Document document = PsiDocumentManager.getInstance(project).getDocument(file);
        if (editor.getDocument() != document) {
          return;
        }
        editor.getCaretModel().moveToOffset(range.getStartOffset());
        editor.getScrollingModel().scrollToCaret(ScrollType.RELATIVE);
        editor.getSelectionModel().setSelection(range.getStartOffset(), range.getEndOffset());
      }
    }
 @Override
 protected void canRun() throws ConfigurationException {
   if (isMoveToPackage()) {
     String name = getTargetPackage().trim();
     if (name.length() != 0
         && !JavaPsiFacade.getInstance(myManager.getProject())
             .getNameHelper()
             .isQualifiedName(name)) {
       throw new ConfigurationException("\'" + name + "\' is invalid destination package name");
     }
   } else {
     if (findTargetClass() == null)
       throw new ConfigurationException("Destination class not found");
     final String validationError = getValidationError();
     if (validationError != null) throw new ConfigurationException(validationError);
   }
 }
 @Override
 public void doFix(Project project, ProblemDescriptor descriptor)
     throws IncorrectOperationException {
   final PsiElement classNameIdentifier = descriptor.getPsiElement();
   final PsiClass aClass = (PsiClass) classNameIdentifier.getParent();
   if (aClass == null) {
     return;
   }
   final PsiManager psiManager = PsiManager.getInstance(project);
   final PsiElementFactory factory =
       JavaPsiFacade.getInstance(psiManager.getProject()).getElementFactory();
   final PsiMethod constructor = factory.createConstructor();
   final PsiModifierList modifierList = constructor.getModifierList();
   modifierList.setModifierProperty(PsiModifier.PRIVATE, true);
   aClass.add(constructor);
   final CodeStyleManager styleManager = psiManager.getCodeStyleManager();
   styleManager.reformat(constructor);
 }
Пример #21
0
  @Override
  protected PsiVariable createFieldToStartTemplateOn(final String[] names, final PsiType psiType) {
    final PsiElementFactory elementFactory = JavaPsiFacade.getElementFactory(myProject);
    return ApplicationManager.getApplication()
        .runWriteAction(
            new Computable<PsiField>() {
              @Override
              public PsiField compute() {

                PsiField field =
                    elementFactory.createFieldFromText(
                        psiType.getCanonicalText()
                            + " "
                            + (getInputName() != null ? getInputName() : names[0])
                            + " = "
                            + myInitializerText
                            + ";",
                        myParentClass);
                PsiUtil.setModifierProperty(field, PsiModifier.FINAL, true);
                PsiUtil.setModifierProperty(field, PsiModifier.STATIC, true);
                final String visibility = getSelectedVisibility();
                if (visibility != null) {
                  PsiUtil.setModifierProperty(field, visibility, true);
                }
                final PsiElement anchorElementIfAll = getAnchorElementIfAll();
                PsiElement finalAnchorElement;
                for (finalAnchorElement = anchorElementIfAll;
                    finalAnchorElement != null && finalAnchorElement.getParent() != myParentClass;
                    finalAnchorElement = finalAnchorElement.getParent()) {}
                PsiMember anchorMember =
                    finalAnchorElement instanceof PsiMember ? (PsiMember) finalAnchorElement : null;
                field =
                    BaseExpressionToFieldHandler.ConvertToFieldRunnable.appendField(
                        myExpr,
                        BaseExpressionToFieldHandler.InitializationPlace.IN_FIELD_DECLARATION,
                        myParentClass,
                        myParentClass,
                        field,
                        anchorMember);
                myFieldRangeStart = myEditor.getDocument().createRangeMarker(field.getTextRange());
                return field;
              }
            });
  }
  private static List<LanguageDefinition> collectLanguageDefinitions(final ConvertContext context) {
    final Project project = context.getProject();
    final Collection<PsiClass> allLanguages =
        CachedValuesManager.getManager(project)
            .getCachedValue(
                project,
                () -> {
                  final PsiClass languageClass =
                      JavaPsiFacade.getInstance(project)
                          .findClass(Language.class.getName(), GlobalSearchScope.allScope(project));
                  if (languageClass == null) {
                    return Result.create(
                        Collections.emptyList(),
                        PsiModificationTracker.JAVA_STRUCTURE_MODIFICATION_COUNT);
                  }

                  final GlobalSearchScope projectProductionScope =
                      GlobalSearchScopesCore.projectProductionScope(project);
                  GlobalSearchScope allScope =
                      projectProductionScope.union(ProjectScope.getLibrariesScope(project));
                  final Collection<PsiClass> allInheritors =
                      ClassInheritorsSearch.search(languageClass, allScope, true).findAll();
                  return Result.create(
                      allInheritors, PsiModificationTracker.JAVA_STRUCTURE_MODIFICATION_COUNT);
                });
    if (allLanguages.isEmpty()) {
      return Collections.emptyList();
    }

    final List<LanguageDefinition> libraryDefinitions =
        collectLibraryLanguages(context, allLanguages);

    final GlobalSearchScope projectProductionScope =
        GlobalSearchScopesCore.projectProductionScope(project);
    final Collection<PsiClass> projectLanguages =
        ContainerUtil.filter(
            allLanguages, aClass -> PsiSearchScopeUtil.isInScope(projectProductionScope, aClass));
    final List<LanguageDefinition> projectDefinitions =
        collectProjectLanguages(projectLanguages, libraryDefinitions);

    final List<LanguageDefinition> all = ContainerUtil.newArrayList(libraryDefinitions);
    all.addAll(projectDefinitions);
    return all;
  }
 @Override
 public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descriptor) {
   if (!FileModificationService.getInstance()
       .preparePsiElementForWrite(descriptor.getPsiElement())) return;
   final PsiElement psiElement = descriptor.getPsiElement();
   if (psiElement instanceof PsiInstanceOfExpression) {
     try {
       final PsiExpression compareToNull =
           JavaPsiFacade.getInstance(psiElement.getProject())
               .getElementFactory()
               .createExpressionFromText(
                   ((PsiInstanceOfExpression) psiElement).getOperand().getText() + " != null",
                   psiElement.getParent());
       psiElement.replace(compareToNull);
     } catch (IncorrectOperationException e) {
       LOG.error(e);
     }
   }
 }
Пример #24
0
  @Override
  public PsiElement setName(@NonNls @NotNull String name) throws IncorrectOperationException {
    PsiElement nameElement = getNameIdentifierGroovy();

    GroovyPsiElementFactory factory = GroovyPsiElementFactory.getInstance(nameElement.getProject());
    PsiElement newNameElement;
    if (JavaPsiFacade.getInstance(getProject()).getNameHelper().isIdentifier(name)) {
      try {
        GrMethod method = factory.createMethod(name, null);
        newNameElement = method.getNameIdentifierGroovy();
      } catch (IncorrectOperationException e) {
        newNameElement = factory.createLiteralFromValue(name).getFirstChild();
      }
    } else {
      newNameElement = factory.createLiteralFromValue(name).getFirstChild();
    }
    nameElement.replace(newNameElement);
    return this;
  }
  // todo: inline
  private static void generateBean(
      final PsiClass aClass,
      final String[] properties,
      final HashMap<String, String> property2fqClassName)
      throws MyException {
    final StringBuffer membersBuffer = new StringBuffer();
    final StringBuffer methodsBuffer = new StringBuffer();

    final CodeStyleManager formatter = CodeStyleManager.getInstance(aClass.getProject());
    final JavaCodeStyleManager styler = JavaCodeStyleManager.getInstance(aClass.getProject());

    for (final String property : properties) {
      LOG.assertTrue(property != null);
      final String type = property2fqClassName.get(property);
      LOG.assertTrue(type != null);

      generateProperty(styler, property, type, membersBuffer, methodsBuffer);
    }

    final PsiClass fakeClass;
    try {
      fakeClass =
          JavaPsiFacade.getInstance(aClass.getProject())
              .getElementFactory()
              .createClassFromText(membersBuffer.toString() + methodsBuffer.toString(), null);

      final PsiField[] fields = fakeClass.getFields();
      for (final PsiField field : fields) {
        aClass.add(field);
      }

      final PsiMethod[] methods = fakeClass.getMethods();
      for (final PsiMethod method : methods) {
        aClass.add(method);
      }

      styler.shortenClassReferences(aClass);
      formatter.reformat(aClass);
    } catch (IncorrectOperationException e) {
      throw new MyException(e.getMessage());
    }
  }
  public static boolean isMainOrPremainMethod(@NotNull PsiMethod method) {
    if (!PsiType.VOID.equals(method.getReturnType())) return false;
    String name = method.getName();
    if (!("main".equals(name) || "premain".equals(name))) return false;

    PsiElementFactory factory = JavaPsiFacade.getInstance(method.getProject()).getElementFactory();
    MethodSignature signature = method.getSignature(PsiSubstitutor.EMPTY);
    try {
      MethodSignature main = createSignatureFromText(factory, "void main(String[] args);");
      if (MethodSignatureUtil.areSignaturesEqual(signature, main)) return true;
      MethodSignature premain =
          createSignatureFromText(
              factory, "void premain(String args, java.lang.instrument.Instrumentation i);");
      if (MethodSignatureUtil.areSignaturesEqual(signature, premain)) return true;
    } catch (IncorrectOperationException e) {
      LOG.error(e);
    }

    return false;
  }
 @Override
 protected void doFix(Project project, ProblemDescriptor descriptor)
     throws IncorrectOperationException {
   final PsiElement element = descriptor.getPsiElement();
   final PsiElement parent = element.getParent();
   if (!(parent instanceof PsiCatchSection)) {
     return;
   }
   final PsiCatchSection catchSection = (PsiCatchSection) parent;
   final PsiParameter parameter = catchSection.getParameter();
   if (parameter == null) {
     return;
   }
   final PsiIdentifier identifier = parameter.getNameIdentifier();
   if (identifier == null) {
     return;
   }
   final PsiElementFactory factory = JavaPsiFacade.getInstance(project).getElementFactory();
   final PsiIdentifier newIdentifier = factory.createIdentifier("ignored");
   identifier.replace(newIdentifier);
 }
  @NotNull
  public static SearchScope getClassUseScope(@NotNull PsiClass aClass) {
    if (aClass instanceof PsiAnonymousClass) {
      return new LocalSearchScope(aClass);
    }
    final GlobalSearchScope maximalUseScope = ResolveScopeManager.getElementUseScope(aClass);
    PsiFile file = aClass.getContainingFile();
    if (PsiImplUtil.isInServerPage(file)) return maximalUseScope;
    final PsiClass containingClass = aClass.getContainingClass();
    if (aClass.hasModifierProperty(PsiModifier.PUBLIC)
        || aClass.hasModifierProperty(PsiModifier.PROTECTED)) {
      return containingClass == null ? maximalUseScope : containingClass.getUseScope();
    } else if (aClass.hasModifierProperty(PsiModifier.PRIVATE)
        || aClass instanceof PsiTypeParameter) {
      PsiClass topClass = PsiUtil.getTopLevelClass(aClass);
      return new LocalSearchScope(topClass == null ? aClass.getContainingFile() : topClass);
    } else {
      PsiPackage aPackage = null;
      if (file instanceof PsiJavaFile) {
        aPackage =
            JavaPsiFacade.getInstance(aClass.getProject())
                .findPackage(((PsiJavaFile) file).getPackageName());
      }

      if (aPackage == null) {
        PsiDirectory dir = file.getContainingDirectory();
        if (dir != null) {
          aPackage = JavaDirectoryService.getInstance().getPackage(dir);
        }
      }

      if (aPackage != null) {
        SearchScope scope = PackageScope.packageScope(aPackage, false);
        scope = scope.intersectWith(maximalUseScope);
        return scope;
      }

      return new LocalSearchScope(file);
    }
  }
 private static PsiClassType getEnumSuperType(
     @NotNull PsiClass psiClass, @NotNull PsiElementFactory factory) {
   PsiClassType superType;
   final PsiManager manager = psiClass.getManager();
   final PsiClass enumClass =
       JavaPsiFacade.getInstance(manager.getProject())
           .findClass("java.lang.Enum", psiClass.getResolveScope());
   if (enumClass == null) {
     try {
       superType = (PsiClassType) factory.createTypeFromText("java.lang.Enum", null);
     } catch (IncorrectOperationException e) {
       superType = null;
     }
   } else {
     final PsiTypeParameter[] typeParameters = enumClass.getTypeParameters();
     PsiSubstitutor substitutor = PsiSubstitutor.EMPTY;
     if (typeParameters.length == 1) {
       substitutor = substitutor.put(typeParameters[0], factory.createType(psiClass));
     }
     superType = new PsiImmediateClassType(enumClass, substitutor);
   }
   return superType;
 }
 public void testAllInPackageForCommonAncestorModule() throws IOException, ExecutionException {
   disposeModule(getModule2());
   addModule("module5", true);
   Module ancestor = getModule1();
   Module child1 = getModule2();
   Module child2 = getModule3();
   addDependency(ancestor, child1);
   addDependency(ancestor, child2);
   PsiPackage psiPackage = JavaPsiFacade.getInstance(myProject).findPackage("test1");
   JUnitConfiguration configuration =
       createJUnitConfiguration(
           psiPackage, AllInPackageConfigurationProducer.class, new MapDataContext());
   configuration.getPersistentData().setScope(TestSearchScope.WHOLE_PROJECT);
   assertNotNull(configuration);
   checkPackage(psiPackage.getQualifiedName(), configuration);
   assertEmpty(configuration.getModules());
   JavaParameters parameters = checkCanRun(configuration);
   List<String> tests = extractAllInPackageTests(parameters, psiPackage);
   String childTest1 = findClass(child1, "test1.TestB").getQualifiedName();
   String childTest2 = findClass(child2, "test1.Test5").getQualifiedName();
   String ancestorTest = findClass(ancestor, "test1.TestA").getQualifiedName();
   CHECK.containsAll(tests, new Object[] {ancestorTest, childTest1, childTest2});
 }