@Nullable
  static HighlightInfo checkFinalFieldInitialized(@NotNull PsiField field) {
    if (!field.hasModifierProperty(PsiModifier.FINAL)) return null;
    if (isFieldInitializedAfterObjectConstruction(field)) return null;

    String description = JavaErrorMessages.message("variable.not.initialized", field.getName());
    TextRange range = HighlightNamesUtil.getFieldDeclarationTextRange(field);
    HighlightInfo highlightInfo =
        HighlightInfo.newHighlightInfo(HighlightInfoType.ERROR)
            .range(range)
            .descriptionAndTooltip(description)
            .create();
    QuickFixAction.registerQuickFixAction(
        highlightInfo,
        HighlightMethodUtil.getFixRange(field),
        QUICK_FIX_FACTORY.createCreateConstructorParameterFromFieldFix(field));
    QuickFixAction.registerQuickFixAction(
        highlightInfo,
        HighlightMethodUtil.getFixRange(field),
        QUICK_FIX_FACTORY.createInitializeFinalFieldInConstructorFix(field));
    final PsiClass containingClass = field.getContainingClass();
    if (containingClass != null && !containingClass.isInterface()) {
      QuickFixAction.registerQuickFixAction(
          highlightInfo,
          QUICK_FIX_FACTORY.createModifierListFix(field, PsiModifier.FINAL, false, false));
    }
    QuickFixAction.registerQuickFixAction(
        highlightInfo, QUICK_FIX_FACTORY.createAddVariableInitializerFix(field));
    return highlightInfo;
  }
 private static boolean canWriteToFinal(
     @NotNull PsiVariable variable,
     @NotNull PsiExpression expression,
     @NotNull PsiReferenceExpression reference,
     @NotNull PsiFile containingFile) {
   if (variable.hasInitializer()) return false;
   if (variable instanceof PsiParameter) return false;
   PsiElement innerClass = getInnerClassVariableReferencedFrom(variable, expression);
   if (variable instanceof PsiField) {
     // if inside some field initializer
     if (HighlightUtil.findEnclosingFieldInitializer(expression) != null) return true;
     // assignment from within inner class is illegal always
     PsiField field = (PsiField) variable;
     if (innerClass != null
         && !containingFile
             .getManager()
             .areElementsEquivalent(innerClass, field.getContainingClass())) return false;
     final PsiMember enclosingCtrOrInitializer =
         PsiUtil.findEnclosingConstructorOrInitializer(expression);
     return enclosingCtrOrInitializer != null
         && isSameField(enclosingCtrOrInitializer, field, reference, containingFile);
   }
   if (variable instanceof PsiLocalVariable) {
     boolean isAccessedFromOtherClass = innerClass != null;
     if (isAccessedFromOtherClass) {
       return false;
     }
   }
   return true;
 }
  /** Create fields for injections inside main class */
  protected void generateFields() {
    for (Iterator<Element> iterator = mElements.iterator(); iterator.hasNext(); ) {
      Element element = iterator.next();

      if (!element.used) {
        iterator.remove();
        continue;
      }

      // remove duplicate field
      PsiField[] fields = mClass.getFields();
      boolean duplicateField = false;
      for (PsiField field : fields) {
        String name = field.getName();
        if (name != null && name.equals(element.getFieldName())) {
          duplicateField = true;
          break;
        }
      }

      if (duplicateField) {
        iterator.remove();
        continue;
      }

      mClass.add(
          mFactory.createFieldFromText(
              "private " + element.name + " " + element.getFieldName() + ";", mClass));
    }
  }
 private static PsiField convertFieldToLanguage(PsiField field, Language language) {
   if (field.getLanguage().equals(language)) {
     return field;
   }
   return JVMElementFactories.getFactory(language, field.getProject())
       .createField(field.getName(), field.getType());
 }
    @Override
    public int compare(PsiVariable o1, PsiVariable o2) {

      if (o1 instanceof PsiParameter && ((PsiParameter) o1).isVarArgs()) return 1;
      if (o2 instanceof PsiParameter && ((PsiParameter) o2).isVarArgs()) return -1;

      if (o1 instanceof PsiField && o2 instanceof PsiField) {
        return o1.getTextOffset() - o2.getTextOffset();
      }
      if (o1 instanceof PsiParameter && o2 instanceof PsiParameter) {
        return myParameterList.getParameterIndex((PsiParameter) o1)
            - myParameterList.getParameterIndex((PsiParameter) o2);
      }

      if (o1 instanceof PsiField && o2 instanceof PsiParameter) {
        final PsiField field =
            FieldFromParameterUtils.getParameterAssignedToField((PsiParameter) o2);
        if (field == null) return 1;
        return o1.getTextOffset() - field.getTextOffset();
      }
      if (o1 instanceof PsiParameter && o2 instanceof PsiField) {
        final PsiField field =
            FieldFromParameterUtils.getParameterAssignedToField((PsiParameter) o1);
        if (field == null) return -1;
        return field.getTextOffset() - o2.getTextOffset();
      }

      return 0;
    }
 private static String gettext(PsiField field, PsiType uiComponentType) {
   return UIDesignerBundle.message(
       "action.change.field.type",
       field.getName(),
       field.getType().getCanonicalText(),
       uiComponentType.getCanonicalText());
 }
  private NecessaryAccessorsVisitor checkNecessaryGettersSetters4SourceClass() {
    final NecessaryAccessorsVisitor visitor =
        new NecessaryAccessorsVisitor() {
          @Override
          protected boolean hasGetterOrSetter(PsiMethod[] getters) {
            for (PsiMethod getter : getters) {
              if (!isInMovedElement(getter)) return true;
            }
            return false;
          }

          @Override
          protected boolean isProhibitedReference(PsiField field) {
            if (fields.contains(field)) {
              return false;
            }
            if (innerClasses.contains(field.getContainingClass())) {
              return false;
            }
            return true;
          }
        };
    for (PsiField field : fields) {
      field.accept(visitor);
    }
    for (PsiMethod method : methods) {
      method.accept(visitor);
    }
    for (PsiClass innerClass : innerClasses) {
      innerClass.accept(visitor);
    }
    return visitor;
  }
 @Nullable
 private static String getCannotRefactorMessage(PsiMember member) {
   if (member == null) {
     return RefactoringBundle.message("locate.caret.inside.a.method");
   }
   if (member instanceof PsiMethod) {
     if (((PsiMethod) member).isConstructor()) {
       return RefactoringBundle.message("replace.with.method.call.does.not.work.for.constructors");
     }
     final PsiCodeBlock body = ((PsiMethod) member).getBody();
     if (body == null) {
       return RefactoringBundle.message("method.does.not.have.a.body", member.getName());
     }
     final PsiStatement[] statements = body.getStatements();
     if (statements.length == 0) {
       return RefactoringBundle.message("method.has.an.empty.body", member.getName());
     }
   } else if (member instanceof PsiField) {
     final PsiField field = (PsiField) member;
     if (field.getInitializer() == null) {
       return "Field " + member.getName() + " doesn't have initializer";
     }
     final PsiClass containingClass = field.getContainingClass();
     if (!field.hasModifierProperty(PsiModifier.FINAL)
         || !field.hasModifierProperty(PsiModifier.STATIC)
         || containingClass == null
         || containingClass.getQualifiedName() == null) {
       return "Replace Duplicates works with constants only";
     }
   } else {
     return "Caret should be inside method or constant";
   }
   return null;
 }
 private void checkEnumConstant(String expectedName, PsiField field) {
   assertTrue(field instanceof PsiEnumConstant);
   assertEquals(expectedName, field.getName());
   assertTrue(field.hasModifierProperty(PsiModifier.PUBLIC));
   assertTrue(field.hasModifierProperty(PsiModifier.FINAL));
   assertTrue(field.hasModifierProperty(PsiModifier.STATIC));
 }
Example #10
0
 @Override
 public LightRef asLightUsage(@NotNull PsiElement element, @NotNull ByteArrayEnumerator names) {
   if (mayBeVisibleOutsideOwnerFile(element)) {
     if (element instanceof PsiField) {
       final PsiField field = (PsiField) element;
       final PsiClass aClass = field.getContainingClass();
       if (aClass == null || aClass instanceof PsiAnonymousClass) return null;
       final String jvmOwnerName = ClassUtil.getJVMClassName(aClass);
       final String name = field.getName();
       if (name == null || jvmOwnerName == null) return null;
       return new LightRef.JavaLightFieldRef(id(jvmOwnerName, names), id(name, names));
     } else if (element instanceof PsiMethod) {
       final PsiClass aClass = ((PsiMethod) element).getContainingClass();
       if (aClass == null || aClass instanceof PsiAnonymousClass) return null;
       final String jvmOwnerName = ClassUtil.getJVMClassName(aClass);
       if (jvmOwnerName == null) return null;
       final PsiMethod method = (PsiMethod) element;
       final String name = method.isConstructor() ? "<init>" : method.getName();
       final int parametersCount = method.getParameterList().getParametersCount();
       return new LightRef.JavaLightMethodRef(
           id(jvmOwnerName, names), id(name, names), parametersCount);
     } else if (element instanceof PsiClass) {
       final String jvmClassName = ClassUtil.getJVMClassName((PsiClass) element);
       if (jvmClassName != null) {
         return new LightRef.JavaLightClassRef(id(jvmClassName, names));
       }
     }
   }
   return null;
 }
 public static void registerQuickFix(
     PsiMember refElement,
     PsiJavaCodeReferenceElement place,
     PsiClass accessObjectClass,
     HighlightInfo error) {
   if (refElement instanceof PsiField && place instanceof PsiReferenceExpression) {
     final PsiField psiField = (PsiField) refElement;
     final PsiClass containingClass = psiField.getContainingClass();
     if (containingClass != null) {
       if (PsiUtil.isOnAssignmentLeftHand((PsiExpression) place)) {
         final PsiMethod setterPrototype = PropertyUtil.generateSetterPrototype(psiField);
         final PsiMethod setter = containingClass.findMethodBySignature(setterPrototype, true);
         if (setter != null && PsiUtil.isAccessible(setter, place, accessObjectClass)) {
           QuickFixAction.registerQuickFixAction(
               error, new ReplaceInaccessibleFieldWithGetterSetterFix(place, setter, true));
         }
       } else if (PsiUtil.isAccessedForReading((PsiExpression) place)) {
         final PsiMethod getterPrototype = PropertyUtil.generateGetterPrototype(psiField);
         final PsiMethod getter = containingClass.findMethodBySignature(getterPrototype, true);
         if (getter != null && PsiUtil.isAccessible(getter, place, accessObjectClass)) {
           QuickFixAction.registerQuickFixAction(
               error, new ReplaceInaccessibleFieldWithGetterSetterFix(place, getter, false));
         }
       }
     }
   }
 }
Example #12
0
 private static void checkCodeBlock(
     final PsiCodeBlock body, final Set<PsiField> candidates, Set<PsiField> usedFields) {
   try {
     final ControlFlow controlFlow =
         ControlFlowFactory.getInstance(body.getProject())
             .getControlFlow(body, AllVariablesControlFlowPolicy.getInstance());
     final List<PsiVariable> usedVars =
         ControlFlowUtil.getUsedVariables(controlFlow, 0, controlFlow.getSize());
     for (PsiVariable usedVariable : usedVars) {
       if (usedVariable instanceof PsiField) {
         final PsiField usedField = (PsiField) usedVariable;
         if (!usedFields.add(usedField)) {
           candidates.remove(usedField); // used in more than one code block
         }
       }
     }
     final List<PsiReferenceExpression> readBeforeWrites =
         ControlFlowUtil.getReadBeforeWrite(controlFlow);
     for (final PsiReferenceExpression readBeforeWrite : readBeforeWrites) {
       final PsiElement resolved = readBeforeWrite.resolve();
       if (resolved instanceof PsiField) {
         final PsiField field = (PsiField) resolved;
         PsiElement parent = body.getParent();
         if (!(parent instanceof PsiMethod)
             || !((PsiMethod) parent).isConstructor()
             || field.getInitializer() == null
             || field.hasModifierProperty(PsiModifier.STATIC)) {
           candidates.remove(field);
         }
       }
     }
   } catch (AnalysisCanceledException e) {
     candidates.clear();
   }
 }
 @NonNls
 private static String computeConstantBooleanText(PsiExpression expression) {
   if (!(expression instanceof PsiReferenceExpression)) {
     return null;
   }
   final PsiReferenceExpression referenceExpression = (PsiReferenceExpression) expression;
   final PsiElement target = referenceExpression.resolve();
   if (!(target instanceof PsiField)) {
     return null;
   }
   final PsiField field = (PsiField) target;
   final PsiClass containingClass = field.getContainingClass();
   if (containingClass == null) {
     return null;
   }
   final String qualifiedName = containingClass.getQualifiedName();
   if (!CommonClassNames.JAVA_LANG_BOOLEAN.equals(qualifiedName)) {
     return null;
   }
   @NonNls final String name = field.getName();
   if ("TRUE".equals(name)) {
     return "true";
   } else if ("FALSE".equals(name)) {
     return "false";
   } else {
     return null;
   }
 }
Example #14
0
  @NotNull
  public String elementToKotlin(@NotNull PsiElement element) {
    if (element instanceof PsiJavaFile) {
      return fileToFile((PsiJavaFile) element).toKotlin();
    }

    if (element instanceof PsiClass) {
      return classToClass((PsiClass) element).toKotlin();
    }

    if (element instanceof PsiMethod) {
      return methodToFunction((PsiMethod) element).toKotlin();
    }

    if (element instanceof PsiField) {
      PsiField field = (PsiField) element;
      return fieldToField(field, field.getContainingClass()).toKotlin();
    }

    if (element instanceof PsiStatement) {
      return statementToStatement((PsiStatement) element).toKotlin();
    }

    if (element instanceof PsiExpression) {
      return expressionToExpression((PsiExpression) element).toKotlin();
    }

    return "";
  }
  private static PsiField createField(
      PsiLocalVariable local, PsiType forcedType, String fieldName, boolean includeInitializer) {
    @NonNls StringBuilder pattern = new StringBuilder();
    pattern.append("private int ");
    pattern.append(fieldName);
    if (local.getInitializer() == null) {
      includeInitializer = false;
    }
    if (includeInitializer) {
      pattern.append("=0");
    }
    pattern.append(";");
    final Project project = local.getProject();
    PsiElementFactory factory = JavaPsiFacade.getInstance(project).getElementFactory();
    try {
      PsiField field = factory.createFieldFromText(pattern.toString(), null);

      field.getTypeElement().replace(factory.createTypeElement(forcedType));
      if (includeInitializer) {
        PsiExpression initializer =
            RefactoringUtil.convertInitializerToNormalExpression(
                local.getInitializer(), forcedType);
        field.getInitializer().replace(initializer);
      }

      for (PsiAnnotation annotation : local.getModifierList().getAnnotations()) {
        field.getModifierList().add(annotation.copy());
      }
      return field;
    } catch (IncorrectOperationException e) {
      LOG.error(e);
      return null;
    }
  }
 public VariableLookupItem(PsiField field, boolean shouldImport) {
   super(field, field.getName());
   myHelper = new MemberLookupHelper(field, field.getContainingClass(), shouldImport, false);
   if (!shouldImport) {
     forceQualify();
   }
 }
 public FieldConflictsResolver(String name, PsiCodeBlock scope) {
   myScope = scope;
   if (myScope == null) {
     myField = null;
     myReferenceExpressions = null;
     return;
   }
   JavaPsiFacade facade = JavaPsiFacade.getInstance(myScope.getProject());
   final PsiVariable oldVariable =
       facade.getResolveHelper().resolveAccessibleReferencedVariable(name, myScope);
   myField = oldVariable instanceof PsiField ? (PsiField) oldVariable : null;
   if (!(oldVariable instanceof PsiField)) {
     myReferenceExpressions = null;
     return;
   }
   myReferenceExpressions = new ArrayList<PsiReferenceExpression>();
   for (PsiReference reference :
       ReferencesSearch.search(myField, new LocalSearchScope(myScope), false)) {
     final PsiElement element = reference.getElement();
     if (element instanceof PsiReferenceExpression) {
       final PsiReferenceExpression referenceExpression = (PsiReferenceExpression) element;
       if (referenceExpression.getQualifierExpression() == null) {
         myReferenceExpressions.add(referenceExpression);
       }
     }
   }
   if (myField.hasModifierProperty(PsiModifier.STATIC)) {
     myQualifyingClass = myField.getContainingClass();
   }
 }
 private static boolean doCreate(
     Project project,
     Editor editor,
     PsiParameter[] parameters,
     SmartPsiElementPointer constructorPointer,
     ParameterInfoImpl[] parameterInfos,
     HashMap<PsiField, String> fields) {
   PsiMethod constructor = (PsiMethod) constructorPointer.getElement();
   assert constructor != null;
   PsiParameter[] newParameters = constructor.getParameterList().getParameters();
   if (newParameters == parameters) return false; // user must have canceled dialog
   boolean created = false;
   // do not introduce assignment in chanined constructor
   if (JavaHighlightUtil.getChainedConstructors(constructor) == null) {
     for (PsiField field : fields.keySet()) {
       final String defaultParamName = fields.get(field);
       PsiParameter parameter =
           findParamByName(defaultParamName, field.getType(), newParameters, parameterInfos);
       if (parameter == null) {
         continue;
       }
       notNull(project, field, parameter);
       AssignFieldFromParameterAction.addFieldAssignmentStatement(
           project, field, parameter, editor);
       created = true;
     }
   }
   return created;
 }
 @NotNull
 private static PsiElement[] extractReferencedVariables(@NotNull PsiTypeElement typeElement) {
   final PsiElement parent = typeElement.getParent();
   if (parent instanceof PsiVariable) {
     if (parent instanceof PsiField) {
       PsiField aField = (PsiField) parent;
       List<PsiField> fields = new ArrayList<>();
       while (true) {
         fields.add(aField);
         aField = PsiTreeUtil.getNextSiblingOfType(aField, PsiField.class);
         if (aField == null || aField.getTypeElement() != typeElement) {
           return fields.toArray(new PsiElement[fields.size()]);
         }
       }
     } else if (parent instanceof PsiLocalVariable) {
       final PsiDeclarationStatement declaration =
           PsiTreeUtil.getParentOfType(parent, PsiDeclarationStatement.class);
       if (declaration != null) {
         return Arrays.stream(declaration.getDeclaredElements())
             .filter(PsiVariable.class::isInstance)
             .toArray(PsiVariable[]::new);
       }
     }
     return new PsiElement[] {parent};
   } else {
     return PsiElement.EMPTY_ARRAY;
   }
 }
Example #20
0
 public static void checkFieldConflicts(
     @Nullable PsiClass aClass, String newName, final Map<PsiElement, String> conflicts) {
   PsiField existingField = aClass != null ? aClass.findFieldByName(newName, true) : null;
   if (existingField != null) {
     if (aClass.equals(existingField.getContainingClass())) {
       String className =
           aClass instanceof PsiAnonymousClass
               ? RefactoringBundle.message("current.class")
               : RefactoringUIUtil.getDescription(aClass, false);
       final String conflict =
           RefactoringBundle.message(
               "field.0.is.already.defined.in.the.1", existingField.getName(), className);
       conflicts.put(existingField, conflict);
     } else { // method somewhere in base class
       if (!existingField.hasModifierProperty(PsiModifier.PRIVATE)) {
         String fieldInfo =
             PsiFormatUtil.formatVariable(
                 existingField,
                 PsiFormatUtil.SHOW_NAME | PsiFormatUtil.SHOW_TYPE | PsiFormatUtil.TYPE_AFTER,
                 PsiSubstitutor.EMPTY);
         String className =
             RefactoringUIUtil.getDescription(existingField.getContainingClass(), false);
         final String descr =
             RefactoringBundle.message(
                 "field.0.will.hide.field.1.of.the.base.class", newName, fieldInfo, className);
         conflicts.put(existingField, descr);
       }
     }
   }
 }
  private static boolean processField(
      @NotNull GrTypeDefinition grType,
      @NotNull PsiScopeProcessor processor,
      @NotNull ResolveState state,
      @NotNull PsiElement place,
      boolean processInstanceMethods,
      @NotNull PsiSubstitutor substitutor,
      @NotNull PsiElementFactory factory,
      @NotNull LanguageLevel level,
      CandidateInfo fieldInfo) {
    final PsiField field = (PsiField) fieldInfo.getElement();
    if (!processInstanceMember(processInstanceMethods, field) || isSameDeclaration(place, field)) {
      return true;
    }
    LOG.assertTrue(field.getContainingClass() != null);
    final PsiSubstitutor finalSubstitutor =
        PsiClassImplUtil.obtainFinalSubstitutor(
            field.getContainingClass(),
            fieldInfo.getSubstitutor(),
            grType,
            substitutor,
            factory,
            level);

    return processor.execute(field, state.put(PsiSubstitutor.KEY, finalSubstitutor));
  }
  public FieldConflictsResolver(String name, GrCodeBlock scope) {
    myScope = scope;
    if (myScope == null) return;

    final GroovyPsiElement resolved = ResolveUtil.resolveProperty(myScope, name);
    if (resolved instanceof GrReferenceExpression || resolved == null) return;

    assert resolved instanceof PsiVariable;
    final PsiVariable oldVariable = (PsiVariable) resolved;
    myField = oldVariable instanceof PsiField ? (PsiField) oldVariable : null;
    if (!(oldVariable instanceof PsiField)) return;

    myReferenceExpressions = new ArrayList<>();
    for (PsiReference reference :
        ReferencesSearch.search(myField, new LocalSearchScope(myScope), false)) {
      final PsiElement element = reference.getElement();
      if (element instanceof GrReferenceExpression) {
        final GrReferenceExpression referenceExpression = (GrReferenceExpression) element;
        if (referenceExpression.getQualifier() == null) {
          myReferenceExpressions.add(referenceExpression);
        }
      }
    }
    if (myField.hasModifierProperty(PsiModifier.STATIC)) {
      myQualifyingClass = myField.getContainingClass();
    }
  }
Example #23
0
  public void buildReferences() {
    PsiClass psiClass = getElement();

    if (psiClass != null) {
      for (PsiClassInitializer classInitializer : psiClass.getInitializers()) {
        RefJavaUtil.getInstance().addReferences(psiClass, this, classInitializer.getBody());
      }

      RefJavaUtil.getInstance().addReferences(psiClass, this, psiClass.getModifierList());

      PsiField[] psiFields = psiClass.getFields();
      for (PsiField psiField : psiFields) {
        getRefManager().getReference(psiField);
        final PsiExpression initializer = psiField.getInitializer();
        if (initializer != null) {
          RefJavaUtil.getInstance().addReferences(psiClass, this, initializer);
        }
      }

      PsiMethod[] psiMethods = psiClass.getMethods();
      for (PsiMethod psiMethod : psiMethods) {
        getRefManager().getReference(psiMethod);
      }
      getRefManager().fireBuildReferences(this);
    }
  }
  private void generateAccessors() {
    // generate accessors
    myNameToGetter = new HashMap<String, PsiMethod>();
    myNameToSetter = new HashMap<String, PsiMethod>();

    for (FieldDescriptor fieldDescriptor : myFieldDescriptors) {
      final DocCommentPolicy<PsiDocComment> commentPolicy =
          new DocCommentPolicy<PsiDocComment>(myDescriptor.getJavadocPolicy());

      PsiField field = fieldDescriptor.getField();
      final PsiDocComment docComment = field.getDocComment();
      if (myDescriptor.isToEncapsulateGet()) {
        final PsiMethod prototype = fieldDescriptor.getGetterPrototype();
        assert prototype != null;
        final PsiMethod getter = addOrChangeAccessor(prototype, myNameToGetter);
        if (docComment != null) {
          final PsiDocComment getterJavadoc =
              (PsiDocComment) getter.addBefore(docComment, getter.getFirstChild());
          commentPolicy.processNewJavaDoc(getterJavadoc);
        }
      }
      if (myDescriptor.isToEncapsulateSet() && !field.hasModifierProperty(PsiModifier.FINAL)) {
        PsiMethod prototype = fieldDescriptor.getSetterPrototype();
        assert prototype != null;
        addOrChangeAccessor(prototype, myNameToSetter);
      }

      if (docComment != null) {
        commentPolicy.processOldJavaDoc(docComment);
      }
    }
  }
 public CreateConstructorParameterFromFieldFix(@NotNull PsiField field) {
   myClass = field.getContainingClass();
   myField =
       SmartPointerManager.getInstance(field.getProject()).createSmartPsiElementPointer(field);
   if (myClass != null) {
     getFieldsToFix().add(myField);
   }
 }
 @Override
 public PsiField findFieldByName(@NonNls String name, boolean checkBases) {
   final PsiField[] fields = getFields();
   for (final PsiField field : fields) {
     if (name.equals(field.getName())) return field;
   }
   return null;
 }
  public Collection<PsiElement> getAdditionalElementsToDelete(
      @NotNull final PsiElement element,
      @NotNull final Collection<PsiElement> allElementsToDelete,
      final boolean askUser) {
    if (element instanceof PsiField) {
      PsiField field = (PsiField) element;
      final Project project = element.getProject();
      String propertyName =
          JavaCodeStyleManager.getInstance(project)
              .variableNameToPropertyName(field.getName(), VariableKind.FIELD);

      PsiClass aClass = field.getContainingClass();
      if (aClass != null) {
        boolean isStatic = field.hasModifierProperty(PsiModifier.STATIC);
        PsiMethod[] getters =
            GetterSetterPrototypeProvider.findGetters(aClass, propertyName, isStatic);
        if (getters != null) {
          final List<PsiMethod> validGetters = new ArrayList<>(1);
          for (PsiMethod getter : getters) {
            if (!allElementsToDelete.contains(getter) && (getter != null && getter.isPhysical())) {
              validGetters.add(getter);
            }
          }
          getters =
              validGetters.isEmpty()
                  ? null
                  : validGetters.toArray(new PsiMethod[validGetters.size()]);
        }

        PsiMethod setter = PropertyUtil.findPropertySetter(aClass, propertyName, isStatic, false);
        if (allElementsToDelete.contains(setter) || setter != null && !setter.isPhysical())
          setter = null;
        if (askUser && (getters != null || setter != null)) {
          final String message =
              RefactoringMessageUtil.getGetterSetterMessage(
                  field.getName(),
                  RefactoringBundle.message("delete.title"),
                  getters != null ? getters[0] : null,
                  setter);
          if (!ApplicationManager.getApplication().isUnitTestMode()
              && Messages.showYesNoDialog(
                      project,
                      message,
                      RefactoringBundle.message("safe.delete.title"),
                      Messages.getQuestionIcon())
                  != Messages.YES) {
            getters = null;
            setter = null;
          }
        }
        List<PsiElement> elements = new ArrayList<>();
        if (setter != null) elements.add(setter);
        if (getters != null) Collections.addAll(elements, getters);
        return elements;
      }
    }
    return null;
  }
 public RemoveMiddlemanProcessor(PsiField field, List<MemberInfo> memberInfos) {
   super(field.getProject());
   this.field = field;
   containingClass = field.getContainingClass();
   final String propertyName = PropertyUtil.suggestPropertyName(field);
   final boolean isStatic = field.hasModifierProperty(PsiModifier.STATIC);
   getter = PropertyUtil.findPropertyGetter(containingClass, propertyName, isStatic, false);
   myDelegateMethodInfos = memberInfos;
 }
Example #29
0
 /**
  * judge field exists
  *
  * @param part
  * @return
  */
 private boolean fieldExist(ViewPart part) {
   PsiField[] fields = mClass.getAllFields();
   for (PsiField field : fields) {
     if (field.getName().equals(part.getName())) {
       return true;
     }
   }
   return false;
 }
 private static boolean isAvailable(PsiField field) {
   PsiClass containingClass = field == null ? null : field.getContainingClass();
   return field != null
       && field.getManager().isInProject(field)
       && !field.hasModifierProperty(PsiModifier.STATIC)
       && containingClass != null
       && !(containingClass instanceof PsiSyntheticClass)
       && containingClass.getName() != null;
 }