private static void generateNameByString(
      Set<String> possibleNames,
      String value,
      NameValidator validator,
      boolean forStaticVariable,
      Project project) {
    if (!JavaPsiFacade.getInstance(project).getNameHelper().isIdentifier(value)) return;
    if (forStaticVariable) {
      StringBuilder buffer = new StringBuilder(value.length() + 10);
      char[] chars = new char[value.length()];
      value.getChars(0, value.length(), chars, 0);
      boolean wasLow = Character.isLowerCase(chars[0]);

      buffer.append(Character.toUpperCase(chars[0]));
      for (int i = 1; i < chars.length; i++) {
        if (Character.isUpperCase(chars[i])) {
          if (wasLow) {
            buffer.append('_');
            wasLow = false;
          }
        } else {
          wasLow = true;
        }

        buffer.append(Character.toUpperCase(chars[i]));
      }
      possibleNames.add(validator.validateName(buffer.toString(), true));
    } else {
      possibleNames.add(validator.validateName(value, true));
    }
  }
  public static PsiType getType(@NotNull PsiClassObjectAccessExpression classAccessExpression) {
    GlobalSearchScope resolveScope = classAccessExpression.getResolveScope();
    PsiManager manager = classAccessExpression.getManager();
    final PsiClass classClass =
        JavaPsiFacade.getInstance(manager.getProject()).findClass("java.lang.Class", resolveScope);
    if (classClass == null) {
      return new PsiClassReferenceType(
          new LightClassReference(manager, "Class", "java.lang.Class", resolveScope), null);
    }
    if (!PsiUtil.isLanguageLevel5OrHigher(classAccessExpression)) {
      // Raw java.lang.Class
      return JavaPsiFacade.getInstance(manager.getProject())
          .getElementFactory()
          .createType(classClass);
    }

    PsiSubstitutor substitutor = PsiSubstitutor.EMPTY;
    PsiType operandType = classAccessExpression.getOperand().getType();
    if (operandType instanceof PsiPrimitiveType && !PsiType.NULL.equals(operandType)) {
      if (PsiType.VOID.equals(operandType)) {
        operandType =
            JavaPsiFacade.getInstance(manager.getProject())
                .getElementFactory()
                .createTypeByFQClassName("java.lang.Void", classAccessExpression.getResolveScope());
      } else {
        operandType = ((PsiPrimitiveType) operandType).getBoxedType(classAccessExpression);
      }
    }
    final PsiTypeParameter[] typeParameters = classClass.getTypeParameters();
    if (typeParameters.length == 1) {
      substitutor = substitutor.put(typeParameters[0], operandType);
    }

    return new PsiImmediateClassType(classClass, substitutor);
  }
 @Override
 public PsiType fun(GrSuperReferenceExpressionImpl ref) {
   final GrReferenceExpression qualifier = ref.getQualifier();
   if (qualifier == null) {
     GroovyPsiElement context =
         PsiTreeUtil.getParentOfType(ref, GrTypeDefinition.class, GroovyFileBase.class);
     if (context instanceof GrTypeDefinition) {
       final PsiClass superClass = ((GrTypeDefinition) context).getSuperClass();
       if (superClass != null) {
         return JavaPsiFacade.getInstance(ref.getProject())
             .getElementFactory()
             .createType(superClass);
       }
     } else if (context instanceof GroovyFileBase) {
       PsiClass scriptClass = ((GroovyFileBase) context).getScriptClass();
       if (scriptClass != null) {
         PsiClass superClass = scriptClass.getSuperClass();
         if (superClass != null) {
           return JavaPsiFacade.getInstance(ref.getProject())
               .getElementFactory()
               .createType(superClass);
         }
       }
       return GrClassImplUtil.getGroovyObjectType(ref);
     }
   } else {
     final PsiElement resolved = qualifier.resolve();
     if (resolved instanceof PsiClass) {
       return ref.getSuperType((PsiClass) resolved);
     }
   }
   return null;
 }
  private JavaResolveResult advancedResolveInner(final PsiElement psiElement, final String qName) {
    final PsiManager manager = psiElement.getManager();
    final GlobalSearchScope scope = getScope();
    if (myIndex == myJavaClassReferenceSet.getReferences().length - 1) {
      final PsiClass aClass =
          JavaPsiFacade.getInstance(manager.getProject()).findClass(qName, scope);
      if (aClass != null) {
        return new ClassCandidateInfo(aClass, PsiSubstitutor.EMPTY, false, psiElement);
      } else {
        if (!JavaClassReferenceProvider.ADVANCED_RESOLVE.getBooleanValue(getOptions())) {
          return JavaResolveResult.EMPTY;
        }
      }
    }
    PsiElement resolveResult = JavaPsiFacade.getInstance(manager.getProject()).findPackage(qName);
    if (resolveResult == null) {
      resolveResult = JavaPsiFacade.getInstance(manager.getProject()).findClass(qName, scope);
    }
    if (myInStaticImport && resolveResult == null) {
      resolveResult = resolveMember(qName, manager, getElement().getResolveScope());
    }
    if (resolveResult == null) {
      PsiFile containingFile = psiElement.getContainingFile();

      if (containingFile instanceof PsiJavaFile) {
        if (containingFile instanceof JspFile) {
          containingFile = containingFile.getViewProvider().getPsi(StdLanguages.JAVA);
          if (containingFile == null) return JavaResolveResult.EMPTY;
        }

        final ClassResolverProcessor processor =
            new ClassResolverProcessor(getCanonicalText(), psiElement);
        containingFile.processDeclarations(processor, ResolveState.initial(), null, psiElement);

        if (processor.getResult().length == 1) {
          final JavaResolveResult javaResolveResult = processor.getResult()[0];

          if (javaResolveResult != JavaResolveResult.EMPTY && getOptions() != null) {
            final Boolean value =
                JavaClassReferenceProvider.RESOLVE_QUALIFIED_CLASS_NAME.getValue(getOptions());
            final PsiClass psiClass = (PsiClass) javaResolveResult.getElement();
            if (value != null && value.booleanValue() && psiClass != null) {
              final String qualifiedName = psiClass.getQualifiedName();

              if (!qName.equals(qualifiedName)) {
                return JavaResolveResult.EMPTY;
              }
            }
          }

          return javaResolveResult;
        }
      }
    }
    return resolveResult != null
        ? new CandidateInfo(resolveResult, PsiSubstitutor.EMPTY, false, false, psiElement)
        : JavaResolveResult.EMPTY;
  }
 @Nullable
 public static PsiClass getBaseClass(GrTypeDefinition grType) {
   if (grType.isEnum()) {
     return JavaPsiFacade.getInstance(grType.getProject())
         .findClass(CommonClassNames.JAVA_LANG_ENUM, grType.getResolveScope());
   } else {
     return JavaPsiFacade.getInstance(grType.getProject())
         .findClass(CommonClassNames.JAVA_LANG_OBJECT, grType.getResolveScope());
   }
 }
  @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
 public static PsiElement resolveMember(
     String fqn, PsiManager manager, GlobalSearchScope resolveScope) {
   PsiClass aClass = JavaPsiFacade.getInstance(manager.getProject()).findClass(fqn, resolveScope);
   if (aClass != null) return aClass;
   int i = fqn.lastIndexOf('.');
   if (i == -1) return null;
   String memberName = fqn.substring(i + 1);
   fqn = fqn.substring(0, i);
   aClass = JavaPsiFacade.getInstance(manager.getProject()).findClass(fqn, resolveScope);
   if (aClass == null) return null;
   return doResolveMember(aClass, memberName);
 }
  private static PsiAnnotation createNewAnnotation(
      final Project project,
      final Editor editor,
      final PsiElement container,
      @Nullable final PsiAnnotation annotation,
      final String id) {

    if (annotation != null) {
      final String currentSuppressedId = "\"" + id + "\"";
      if (!annotation.getText().contains("{")) {
        final PsiNameValuePair[] attributes = annotation.getParameterList().getAttributes();
        if (attributes.length == 1) {
          final String suppressedWarnings = attributes[0].getText();
          if (suppressedWarnings.contains(currentSuppressedId)) return null;
          return JavaPsiFacade.getInstance(project)
              .getElementFactory()
              .createAnnotationFromText(
                  "@"
                      + SuppressManager.SUPPRESS_INSPECTIONS_ANNOTATION_NAME
                      + "({"
                      + suppressedWarnings
                      + ", "
                      + currentSuppressedId
                      + "})",
                  container);
        }
      } else {
        final int curlyBraceIndex = annotation.getText().lastIndexOf("}");
        if (curlyBraceIndex > 0) {
          final String oldSuppressWarning = annotation.getText().substring(0, curlyBraceIndex);
          if (oldSuppressWarning.contains(currentSuppressedId)) return null;
          return JavaPsiFacade.getInstance(project)
              .getElementFactory()
              .createAnnotationFromText(
                  oldSuppressWarning + ", " + currentSuppressedId + "})", container);
        } else if (!ApplicationManager.getApplication().isUnitTestMode() && editor != null) {
          Messages.showErrorDialog(
              editor.getComponent(),
              InspectionsBundle.message(
                  "suppress.inspection.annotation.syntax.error", annotation.getText()));
        }
      }
    } else {
      return JavaPsiFacade.getInstance(project)
          .getElementFactory()
          .createAnnotationFromText(
              "@" + SuppressManager.SUPPRESS_INSPECTIONS_ANNOTATION_NAME + "(\"" + id + "\")",
              container);
    }
    return null;
  }
  @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;
  }
 @NotNull
 private static PsiElement findPackage(String qualifiedName, Project project) {
   JavaPsiFacade javaFacade = JavaPsiFacade.getInstance(project);
   PsiPackage javaFacadePackage = javaFacade.findPackage(qualifiedName);
   assertNotNull("Package wasn't found: " + qualifiedName, javaFacadePackage);
   return javaFacadePackage;
 }
  private PsiMethod generateDelegate(final PsiMethod methodToReplaceIn)
      throws IncorrectOperationException {
    final PsiMethod delegate = (PsiMethod) methodToReplaceIn.copy();
    final PsiElementFactory elementFactory =
        JavaPsiFacade.getInstance(myManager.getProject()).getElementFactory();
    ChangeSignatureProcessor.makeEmptyBody(elementFactory, delegate);
    final PsiCallExpression callExpression =
        ChangeSignatureProcessor.addDelegatingCallTemplate(delegate, delegate.getName());
    final PsiExpressionList argumentList = callExpression.getArgumentList();
    assert argumentList != null;
    final PsiParameter[] psiParameters = methodToReplaceIn.getParameterList().getParameters();

    final PsiParameter anchorParameter = getAnchorParameter(methodToReplaceIn);
    if (psiParameters.length == 0) {
      argumentList.add(myParameterInitializer);
    } else {
      if (anchorParameter == null) {
        argumentList.add(myParameterInitializer);
      }
      for (int i = 0; i < psiParameters.length; i++) {
        PsiParameter psiParameter = psiParameters[i];
        if (!myParametersToRemove.contains(i)) {
          final PsiExpression expression =
              elementFactory.createExpressionFromText(psiParameter.getName(), delegate);
          argumentList.add(expression);
        }
        if (psiParameter == anchorParameter) {
          argumentList.add(myParameterInitializer);
        }
      }
    }

    return (PsiMethod)
        methodToReplaceIn.getContainingClass().addBefore(delegate, methodToReplaceIn);
  }
  public void _testCollectedPsiWithChangedDocument() throws IOException {
    VirtualFile dir = getVirtualFile(createTempDirectory());
    PsiTestUtil.addSourceContentToRoots(myModule, dir);

    final VirtualFile vFile = createChildData(dir, "Foo.java");
    VfsUtil.saveText(vFile, "class Foo {}");

    final GlobalSearchScope scope = GlobalSearchScope.allScope(getProject());
    final JavaPsiFacade facade = JavaPsiFacade.getInstance(getProject());
    assertNotNull(facade.findClass("Foo", scope));
    ApplicationManager.getApplication()
        .runWriteAction(
            new Runnable() {
              @Override
              public void run() {
                PsiFile psiFile = PsiManager.getInstance(getProject()).findFile(vFile);
                assertNotNull(psiFile);

                Document document = FileDocumentManager.getInstance().getDocument(vFile);
                document.deleteString(0, document.getTextLength());
                assertNotNull(facade.findClass("Foo", scope));

                psiFile = null;
                PlatformTestUtil.tryGcSoftlyReachableObjects();
                assertNull(
                    ((PsiManagerEx) PsiManager.getInstance(getProject()))
                        .getFileManager()
                        .getCachedPsiFile(vFile));

                // should be assertNull(facade.findClass("Foo", scope));
                // or the file should not be allowed to be gc'ed
                facade.findClass("Foo", scope).getText();
              }
            });
  }
 private static boolean isIndexOfCall(@NotNull PsiMethodCallExpression expression) {
   final PsiReferenceExpression methodExpression = expression.getMethodExpression();
   final String methodName = methodExpression.getReferenceName();
   if (!HardcodedMethodConstants.INDEX_OF.equals(methodName)) {
     return false;
   }
   final PsiExpressionList argumentList = expression.getArgumentList();
   final PsiExpression[] arguments = argumentList.getExpressions();
   if (arguments.length != 1) {
     return false;
   }
   final PsiExpression qualifier = methodExpression.getQualifierExpression();
   if (qualifier == null) {
     return false;
   }
   final PsiType qualifierType = qualifier.getType();
   if (qualifierType == null) {
     return false;
   }
   final Project project = expression.getProject();
   final GlobalSearchScope projectScope = GlobalSearchScope.allScope(project);
   final JavaPsiFacade psiFacade = JavaPsiFacade.getInstance(project);
   final PsiClass javaUtilListClass =
       psiFacade.findClass(CommonClassNames.JAVA_UTIL_LIST, projectScope);
   if (javaUtilListClass == null) {
     return false;
   }
   final PsiElementFactory factory = psiFacade.getElementFactory();
   final PsiClassType javaUtilListType = factory.createType(javaUtilListClass);
   return javaUtilListType.isAssignableFrom(qualifierType);
 }
Exemple #14
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  public static boolean processImplicitImports(
      @NotNull PsiScopeProcessor processor,
      ResolveState state,
      PsiElement lastParent,
      PsiElement place,
      @NotNull GroovyFile file) {
    JavaPsiFacade facade = JavaPsiFacade.getInstance(file.getProject());

    final DelegatingScopeProcessor packageSkipper =
        new DelegatingScopeProcessor(processor) {
          @Override
          public boolean execute(@NotNull PsiElement element, ResolveState state) {
            if (element instanceof PsiPackage) return true;
            return super.execute(element, state);
          }
        };

    for (final String implicitlyImported : getImplicitlyImportedPackages(file)) {
      PsiPackage aPackage = facade.findPackage(implicitlyImported);
      if (aPackage == null) continue;

      if (!aPackage.processDeclarations(packageSkipper, state, lastParent, place)) {
        return false;
      }
    }

    GroovyPsiManager groovyPsiManager = GroovyPsiManager.getInstance(file.getProject());
    for (String implicitlyImportedClass : GroovyFileBase.IMPLICITLY_IMPORTED_CLASSES) {
      PsiClass clazz =
          groovyPsiManager.findClassWithCache(implicitlyImportedClass, file.getResolveScope());
      if (clazz != null && !ResolveUtil.processElement(processor, clazz, state)) 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;
  }
 @Override
 public String detectParameterValue(Project project) {
   PsiPackage root = JavaPsiFacade.getInstance(project).findPackage("");
   if (root == null) return null;
   String name = getBasePackage(root, GlobalSearchScope.projectScope(project)).getQualifiedName();
   return StringUtil.isEmpty(name) ? null : name;
 }
  @Nullable
  public static PsiQualifiedReference getClassReferenceToShorten(
      @NotNull final PsiClass refClass,
      final boolean addImports,
      @NotNull final PsiQualifiedReference reference) {
    PsiClass parentClass = refClass.getContainingClass();
    if (parentClass != null) {
      JavaPsiFacade facade = JavaPsiFacade.getInstance(parentClass.getProject());
      final PsiResolveHelper resolveHelper = facade.getResolveHelper();
      if (resolveHelper.isAccessible(refClass, reference, null)
          && isSafeToShortenReference(reference.getReferenceName(), reference, refClass)) {
        return reference;
      }

      if (!CodeStyleSettingsManager.getSettings(reference.getProject())
          .INSERT_INNER_CLASS_IMPORTS) {
        final PsiElement qualifier = reference.getQualifier();
        if (qualifier instanceof PsiQualifiedReference) {
          return getClassReferenceToShorten(
              parentClass, addImports, (PsiQualifiedReference) qualifier);
        }
        return null;
      }
    }

    if (addImports && !((PsiImportHolder) reference.getContainingFile()).importClass(refClass))
      return null;
    if (!isSafeToShortenReference(reference, refClass)) return null;
    return reference;
  }
Exemple #18
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    protected CompleteReferenceProcessor() {
      super(null, EnumSet.allOf(ResolveKind.class), myRefExpr, PsiType.EMPTY_ARRAY);
      myConsumer =
          new Consumer<LookupElement>() {
            @Override
            public void consume(LookupElement element) {
              myIsEmpty = false;
              CompleteReferenceExpression.this.myConsumer.consume(element);
            }
          };
      myPreferredFieldNames = addAllRestrictedProperties();
      mySkipPackages = shouldSkipPackages();
      myEventListener =
          JavaPsiFacade.getInstance(myRefExpr.getProject())
              .findClass("java.util.EventListener", myRefExpr.getResolveScope());
      myPropertyNames.addAll(myPreferredFieldNames);

      myFieldPointerOperator = myRefExpr.hasAt();
      myMethodPointerOperator = myRefExpr.getDotTokenType() == GroovyTokenTypes.mMEMBER_POINTER;
      myIsMap = isMap();
      final PsiType thisType = GrReferenceResolveUtil.getQualifierType(myRefExpr);
      mySubstitutorComputer =
          new SubstitutorComputer(
              thisType, PsiType.EMPTY_ARRAY, PsiType.EMPTY_ARRAY, myRefExpr, myRefExpr.getParent());
    }
 @Nullable
 public static PsiClass findActivityClass(@NotNull Module module) {
   return JavaPsiFacade.getInstance(module.getProject())
       .findClass(
           AndroidUtils.ACTIVITY_BASE_CLASS_NAME,
           module.getModuleWithDependenciesAndLibrariesScope(false));
 }
  private void fixReferencesToStatic(PsiElement classMember) throws IncorrectOperationException {
    final StaticReferencesCollector collector = new StaticReferencesCollector();
    classMember.accept(collector);
    ArrayList<PsiJavaCodeReferenceElement> refs = collector.getReferences();
    ArrayList<PsiElement> members = collector.getReferees();
    ArrayList<PsiClass> classes = collector.getRefereeClasses();
    PsiElementFactory factory =
        JavaPsiFacade.getInstance(classMember.getProject()).getElementFactory();

    for (int i = 0; i < refs.size(); i++) {
      PsiJavaCodeReferenceElement ref = refs.get(i);
      PsiElement namedElement = members.get(i);
      PsiClass aClass = classes.get(i);

      if (namedElement instanceof PsiNamedElement) {
        PsiReferenceExpression newRef =
            (PsiReferenceExpression)
                factory.createExpressionFromText(
                    "a." + ((PsiNamedElement) namedElement).getName(), null);
        PsiExpression qualifierExpression = newRef.getQualifierExpression();
        assert qualifierExpression != null;
        qualifierExpression =
            (PsiExpression) qualifierExpression.replace(factory.createReferenceExpression(aClass));
        qualifierExpression.putCopyableUserData(PRESERVE_QUALIFIER, ref.isQualified());
        ref.replace(newRef);
      }
    }
  }
 public PsiElement resolve() {
   if (myPackageName != null) {
     return JavaPsiFacade.getInstance(myManager.getProject()).findPackage(myPackageName);
   } else {
     return myRefPackage;
   }
 }
  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;
    }
  }
  @NotNull
  private static String findMainClass(VirtualFile gradleHome, VirtualFile script, Project project) {
    final String userDefined = System.getProperty("gradle.launcher.class");
    if (StringUtil.isNotEmpty(userDefined)) {
      return userDefined;
    }

    VirtualFile launcher = gradleHome.findFileByRelativePath("bin/gradle");
    if (launcher == null) {
      launcher = gradleHome.findFileByRelativePath("bin/gradle.bat");
    }
    if (launcher != null) {
      try {
        final String text = StringUtil.convertLineSeparators(VfsUtilCore.loadText(launcher));
        final Matcher matcher = MAIN_CLASS_NAME_PATTERN.matcher(text);
        if (matcher.find()) {
          String candidate = matcher.group(1);
          if (StringUtil.isNotEmpty(candidate)) {
            return candidate;
          }
        }
      } catch (IOException ignored) {
      }
    }

    final PsiFile grFile = PsiManager.getInstance(project).findFile(script);
    if (grFile != null
        && JavaPsiFacade.getInstance(project)
                .findClass("org.gradle.BootstrapMain", grFile.getResolveScope())
            != null) {
      return "org.gradle.BootstrapMain";
    }

    return "org.gradle.launcher.GradleMain";
  }
  protected void invokeImpl(final PsiClass targetClass) {
    final Project project = myConstructorCall.getProject();
    PsiElementFactory elementFactory = JavaPsiFacade.getInstance(project).getElementFactory();

    try {
      PsiMethod constructor = (PsiMethod) targetClass.add(elementFactory.createConstructor());

      final PsiFile file = targetClass.getContainingFile();
      TemplateBuilderImpl templateBuilder = new TemplateBuilderImpl(constructor);
      CreateFromUsageUtils.setupMethodParameters(
          constructor,
          templateBuilder,
          myConstructorCall.getArgumentList(),
          getTargetSubstitutor(myConstructorCall));
      final PsiMethod superConstructor =
          CreateClassFromNewFix.setupSuperCall(targetClass, constructor, templateBuilder);

      constructor = CodeInsightUtilBase.forcePsiPostprocessAndRestoreElement(constructor);
      Template template = templateBuilder.buildTemplate();
      if (targetClass == null) return;
      final Editor editor = positionCursor(project, targetClass.getContainingFile(), targetClass);
      final TextRange textRange = constructor.getTextRange();
      editor.getDocument().deleteString(textRange.getStartOffset(), textRange.getEndOffset());
      editor.getCaretModel().moveToOffset(textRange.getStartOffset());

      startTemplate(
          editor,
          template,
          project,
          new TemplateEditingAdapter() {
            public void templateFinished(Template template, boolean brokenOff) {
              ApplicationManager.getApplication()
                  .runWriteAction(
                      new Runnable() {
                        public void run() {
                          try {
                            PsiDocumentManager.getInstance(project)
                                .commitDocument(editor.getDocument());
                            final int offset = editor.getCaretModel().getOffset();
                            PsiMethod constructor =
                                PsiTreeUtil.findElementOfClassAtOffset(
                                    file, offset, PsiMethod.class, false);
                            if (superConstructor == null) {
                              CreateFromUsageUtils.setupMethodBody(constructor);
                            } else {
                              OverrideImplementUtil.setupMethodBody(
                                  constructor, superConstructor, targetClass);
                            }
                            CreateFromUsageUtils.setupEditor(constructor, editor);
                          } catch (IncorrectOperationException e) {
                            LOG.error(e);
                          }
                        }
                      });
            }
          });
    } catch (IncorrectOperationException e) {
      LOG.error(e);
    }
  }
 @Override
 public boolean value(PsiPackage aPackage) {
   return JavaPsiFacade.getInstance(aPackage.getProject())
           .getNameHelper()
           .isQualifiedName(aPackage.getQualifiedName())
       && Character.isLowerCase(aPackage.getName().charAt(0));
 }
 public static PsiElement setName(@NotNull PsiElement element, @NotNull String name)
     throws IncorrectOperationException {
   PsiManager manager = element.getManager();
   PsiElementFactory factory = JavaPsiFacade.getInstance(manager.getProject()).getElementFactory();
   PsiIdentifier newNameIdentifier = factory.createIdentifier(name);
   return element.replace(newNameIdentifier);
 }
  @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);
  }
 @Nullable
 private static PsiType getInferredTypes(
     GrReferenceExpressionImpl refExpr, @Nullable PsiElement resolved) {
   final GrExpression qualifier = refExpr.getQualifier();
   if (qualifier == null && !(resolved instanceof PsiClass)) {
     return TypeInferenceHelper.getCurrentContext().getVariableType(refExpr);
   } else if (qualifier != null) {
     // map access
     PsiType qType = qualifier.getType();
     if (qType instanceof PsiClassType && !(qType instanceof GrMapType)) {
       PsiClassType.ClassResolveResult qResult = ((PsiClassType) qType).resolveGenerics();
       PsiClass clazz = qResult.getElement();
       if (clazz != null) {
         PsiClass mapClass =
             JavaPsiFacade.getInstance(refExpr.getProject())
                 .findClass(CommonClassNames.JAVA_UTIL_MAP, refExpr.getResolveScope());
         if (mapClass != null && mapClass.getTypeParameters().length == 2) {
           PsiSubstitutor substitutor =
               TypeConversionUtil.getClassSubstitutor(mapClass, clazz, qResult.getSubstitutor());
           if (substitutor != null) {
             return TypeConversionUtil.erasure(
                 substitutor.substitute(mapClass.getTypeParameters()[1]));
           }
         }
       }
     }
   }
   return null;
 }
 @Nullable
 private static PsiType getTypeFromMapAccess(@NotNull GrReferenceExpressionImpl ref) {
   // map access
   GrExpression qualifier = ref.getQualifierExpression();
   if (qualifier != null) {
     PsiType qType = qualifier.getNominalType();
     if (qType instanceof PsiClassType) {
       PsiClassType.ClassResolveResult qResult = ((PsiClassType) qType).resolveGenerics();
       PsiClass clazz = qResult.getElement();
       if (clazz != null) {
         PsiClass mapClass =
             JavaPsiFacade.getInstance(ref.getProject())
                 .findClass(CommonClassNames.JAVA_UTIL_MAP, ref.getResolveScope());
         if (mapClass != null && mapClass.getTypeParameters().length == 2) {
           PsiSubstitutor substitutor =
               TypeConversionUtil.getClassSubstitutor(mapClass, clazz, qResult.getSubstitutor());
           if (substitutor != null) {
             return TypeConversionUtil.erasure(
                 substitutor.substitute(mapClass.getTypeParameters()[1]));
           }
         }
       }
     }
   }
   return null;
 }
 @Nullable
 public PsiPackage getPsiElement() {
   final String qualifiedName = data.getPackageName();
   return qualifiedName != null
       ? JavaPsiFacade.getInstance(getProject()).findPackage(qualifiedName)
       : null;
 }