protected String doCalculateSignature(PsiMethod method) {
    final StringBuilder buffer = new StringBuilder();
    final PsiModifierList modifierList = method.getModifierList();
    String modifiers = modifierList.getText();
    final String oldModifier = VisibilityUtil.getVisibilityModifier(modifierList);
    final String newModifier = getVisibility();
    String newModifierStr = VisibilityUtil.getVisibilityString(newModifier);
    if (!newModifier.equals(oldModifier)) {
      int index = modifiers.indexOf(oldModifier);
      if (index >= 0) {
        final StringBuilder buf = new StringBuilder(modifiers);
        buf.replace(
            index,
            index + oldModifier.length() + ("".equals(newModifierStr) ? 1 : 0),
            newModifierStr);
        modifiers = buf.toString();
      } else {
        if (!StringUtil.isEmpty(newModifierStr)) {
          newModifierStr += " ";
        }
        modifiers = newModifierStr + modifiers;
      }
    }

    buffer.append(modifiers);
    if (modifiers.length() > 0
        && !StringUtil.endsWithChar(modifiers, '\n')
        && !StringUtil.endsWithChar(modifiers, '\r')
        && !StringUtil.endsWithChar(modifiers, ' ')) {
      buffer.append(" ");
    }

    if (!method.isConstructor()) {
      final CanonicalTypes.Type type = getReturnType();
      if (type != null) {
        buffer.append(type.getTypeText());
      }
      buffer.append(" ");
    }
    buffer.append(getMethodName());
    buffer.append("(");

    final int lineBreakIdx = buffer.lastIndexOf("\n");
    String indent =
        StringUtil.repeatSymbol(
            ' ', lineBreakIdx >= 0 ? buffer.length() - lineBreakIdx - 1 : buffer.length());
    List<ParameterTableModelItemBase<ParameterInfoImpl>> items = myParametersTableModel.getItems();
    int curIndent = indent.length();
    for (int i = 0; i < items.size(); i++) {
      final ParameterTableModelItemBase<ParameterInfoImpl> item = items.get(i);
      if (i > 0) {
        buffer.append(",");
        buffer.append("\n");
        buffer.append(indent);
      }
      final String text = item.typeCodeFragment.getText();
      buffer.append(text).append(" ");
      final String name = item.parameter.getName();
      buffer.append(name);
      curIndent = indent.length() + text.length() + 1 + name.length();
    }
    // if (!items.isEmpty()) {
    //  buffer.append("\n");
    // }
    buffer.append(")");
    PsiTypeCodeFragment[] thrownExceptionsFragments = myExceptionsModel.getTypeCodeFragments();
    if (thrownExceptionsFragments.length > 0) {
      // buffer.append("\n");
      buffer.append(" throws ");
      curIndent += 9; // ") throws ".length()
      indent = StringUtil.repeatSymbol(' ', curIndent);
      for (int i = 0; i < thrownExceptionsFragments.length; i++) {
        String text = thrownExceptionsFragments[i].getText();
        if (i != 0) buffer.append(indent);
        buffer.append(text);
        if (i < thrownExceptionsFragments.length - 1) {
          buffer.append(",");
        }
        buffer.append("\n");
      }
    }

    return buffer.toString();
  }
  @Override
  public boolean isMethodOnlyCallsSuper(PsiMethod method) {
    boolean hasStatements = false;
    PsiCodeBlock body = method.getBody();
    if (body != null) {
      PsiStatement[] statements = body.getStatements();
      for (PsiStatement statement : statements) {
        boolean isCallToSameSuper = false;
        if (statement instanceof PsiExpressionStatement) {
          isCallToSameSuper =
              isCallToSuperMethod(((PsiExpressionStatement) statement).getExpression(), method);
        } else if (statement instanceof PsiReturnStatement) {
          PsiExpression expression = ((PsiReturnStatement) statement).getReturnValue();
          isCallToSameSuper = expression == null || isCallToSuperMethod(expression, method);
        }

        hasStatements = true;
        if (isCallToSameSuper) continue;

        return false;
      }
    }

    if (hasStatements) {
      final PsiMethod[] superMethods = method.findSuperMethods();
      for (PsiMethod superMethod : superMethods) {
        if (VisibilityUtil.compare(
                VisibilityUtil.getVisibilityModifier(superMethod.getModifierList()),
                VisibilityUtil.getVisibilityModifier(method.getModifierList()))
            > 0) return false;
      }
    }
    return hasStatements;
  }
예제 #3
0
  private String format(PsiVariable variable, PsiModifierList modifierList) {
    String name = null;
    PsiElement parent =
        variable == null ? modifierList == null ? null : modifierList.getParent() : variable;
    if (parent instanceof PsiClass) {
      name = ((PsiClass) parent).getName();
    } else {
      int options =
          PsiFormatUtilBase.SHOW_NAME
              | (myShowContainingClass ? PsiFormatUtilBase.SHOW_CONTAINING_CLASS : 0);
      if (parent instanceof PsiMethod) {
        name = PsiFormatUtil.formatMethod((PsiMethod) parent, PsiSubstitutor.EMPTY, options, 0);
      } else if (parent instanceof PsiVariable) {
        name = PsiFormatUtil.formatVariable((PsiVariable) parent, options, PsiSubstitutor.EMPTY);
      } else if (parent instanceof PsiClassInitializer) {
        PsiClass containingClass = ((PsiClassInitializer) parent).getContainingClass();
        String className =
            containingClass instanceof PsiAnonymousClass
                ? QuickFixBundle.message(
                    "anonymous.class.presentation",
                    ((PsiAnonymousClass) containingClass).getBaseClassType().getPresentableText())
                : containingClass != null ? containingClass.getName() : "unknown";
        name = QuickFixBundle.message("class.initializer.presentation", className);
      }
    }

    String modifierText = VisibilityUtil.toPresentableText(myModifier);

    return QuickFixBundle.message(
        myShouldHave ? "add.modifier.fix" : "remove.modifier.fix", name, modifierText);
  }
 private static void addDefaultConstructor(
     JavaChangeInfo changeInfo, PsiClass aClass, final UsageInfo[] usages)
     throws IncorrectOperationException {
   if (!(aClass instanceof PsiAnonymousClass)) {
     PsiElementFactory factory = JavaPsiFacade.getElementFactory(aClass.getProject());
     PsiMethod defaultConstructor =
         factory.createMethodFromText(aClass.getName() + "(){}", aClass);
     defaultConstructor =
         (PsiMethod)
             CodeStyleManager.getInstance(aClass.getProject()).reformat(defaultConstructor);
     defaultConstructor = (PsiMethod) aClass.add(defaultConstructor);
     PsiUtil.setModifierProperty(
         defaultConstructor, VisibilityUtil.getVisibilityModifier(aClass.getModifierList()), true);
     addSuperCall(changeInfo, defaultConstructor, null, usages);
   } else {
     final PsiElement parent = aClass.getParent();
     if (parent instanceof PsiNewExpression) {
       final PsiExpressionList argumentList = ((PsiNewExpression) parent).getArgumentList();
       final PsiClass baseClass = changeInfo.getMethod().getContainingClass();
       final PsiSubstitutor substitutor =
           TypeConversionUtil.getSuperClassSubstitutor(baseClass, aClass, PsiSubstitutor.EMPTY);
       fixActualArgumentsList(argumentList, changeInfo, true, substitutor);
     }
   }
 }
 protected void performRefactoring(@NotNull UsageInfo[] usageInfos) {
   final PsiClass psiClass = buildClass();
   if (psiClass != null) {
     fixJavadocForConstructor(psiClass);
     super.performRefactoring(usageInfos);
     if (!myUseExistingClass) {
       for (PsiReference reference : ReferencesSearch.search(method)) {
         final PsiElement place = reference.getElement();
         VisibilityUtil.escalateVisibility(psiClass, place);
         for (PsiMethod constructor : psiClass.getConstructors()) {
           VisibilityUtil.escalateVisibility(constructor, place);
         }
       }
     }
   }
 }
  protected void performRefactoring(UsageInfo[] usages) {
    if (!CommonRefactoringUtil.checkReadOnlyStatus(myProject, myTargetClass)) return;

    PsiMethod patternMethod = createMethodToAdd();
    final List<PsiReference> docRefs = new ArrayList<PsiReference>();
    for (UsageInfo usage : usages) {
      if (usage instanceof InheritorUsageInfo) {
        final PsiClass inheritor = ((InheritorUsageInfo) usage).getInheritor();
        addMethodToClass(inheritor, patternMethod, true);
      } else if (usage instanceof MethodCallUsageInfo
          && !((MethodCallUsageInfo) usage).isInternal()) {
        correctMethodCall(((MethodCallUsageInfo) usage).getMethodCallExpression(), false);
      } else if (usage instanceof JavadocUsageInfo) {
        docRefs.add(usage.getElement().getReference());
      }
    }

    try {
      if (myTargetClass.isInterface()) patternMethod.getBody().delete();

      final PsiMethod method = addMethodToClass(myTargetClass, patternMethod, false);
      myMethod.delete();
      for (PsiReference reference : docRefs) {
        reference.bindToElement(method);
      }
      VisibilityUtil.fixVisibility(usages, method, myNewVisibility);
    } catch (IncorrectOperationException e) {
      LOG.error(e);
    }
  }
 @Nullable
 private static PsiMethodCallExpression createGetterCall(
     FieldDescriptor fieldDescriptor,
     PsiReferenceExpression expr,
     PsiClass aClass,
     PsiMethod getter)
     throws IncorrectOperationException {
   final String getterName = fieldDescriptor.getGetterName();
   @NonNls String text = getterName + "()";
   PsiMethodCallExpression methodCall = prepareMethodCall(expr, text);
   methodCall = checkMethodResolvable(methodCall, getter, expr, aClass);
   if (methodCall == null) {
     VisibilityUtil.escalateVisibility(fieldDescriptor.getField(), expr);
   }
   return methodCall;
 }
 private static PsiMethodCallExpression createSetterCall(
     FieldDescriptor fieldDescriptor,
     PsiExpression setterArgument,
     PsiReferenceExpression expr,
     PsiClass aClass,
     PsiMethod setter)
     throws IncorrectOperationException {
   final String setterName = fieldDescriptor.getSetterName();
   @NonNls String text = setterName + "(a)";
   PsiMethodCallExpression methodCall = prepareMethodCall(expr, text);
   methodCall.getArgumentList().getExpressions()[0].replace(setterArgument);
   methodCall = checkMethodResolvable(methodCall, setter, expr, aClass);
   if (methodCall == null) {
     VisibilityUtil.escalateVisibility(fieldDescriptor.getField(), expr);
   }
   return methodCall;
 }
  protected void performRefactoring(UsageInfo[] usages) {
    if (!CommonRefactoringUtil.checkReadOnlyStatus(myProject, myTargetClass)) return;

    PsiMethod patternMethod = createMethodToAdd();
    final List<PsiReference> docRefs = new ArrayList<PsiReference>();
    for (UsageInfo usage : usages) {
      if (usage instanceof InheritorUsageInfo) {
        final PsiClass inheritor = ((InheritorUsageInfo) usage).getInheritor();
        addMethodToClass(inheritor, patternMethod, true);
      } else if (usage instanceof MethodCallUsageInfo
          && !((MethodCallUsageInfo) usage).isInternal()) {
        final PsiElement expression = ((MethodCallUsageInfo) usage).getMethodCallExpression();
        if (expression instanceof PsiMethodCallExpression) {
          correctMethodCall((PsiMethodCallExpression) expression, false);
        } else if (expression instanceof PsiMethodReferenceExpression) {
          PsiExpression newQualifier =
              JavaPsiFacade.getInstance(myProject)
                  .getElementFactory()
                  .createExpressionFromText(myTargetVariable.getType().getCanonicalText(), null);
          ((PsiMethodReferenceExpression) expression).setQualifierExpression(newQualifier);
        }
      } else if (usage instanceof JavadocUsageInfo) {
        docRefs.add(usage.getElement().getReference());
      }
    }

    try {
      if (myTargetClass.isInterface()) patternMethod.getBody().delete();

      final PsiMethod method = addMethodToClass(myTargetClass, patternMethod, false);
      myMethod.delete();
      for (PsiReference reference : docRefs) {
        reference.bindToElement(method);
      }
      VisibilityUtil.fixVisibility(UsageViewUtil.toElements(usages), method, myNewVisibility);

      if (myOpenInEditor) {
        EditorHelper.openInEditor(method);
      }
    } catch (IncorrectOperationException e) {
      LOG.error(e);
    }
  }
    private void addInaccessibilityDescriptions(
        Set<UsageInfo> usages, MultiMap<PsiElement, String> conflictDescriptions)
        throws IncorrectOperationException {
      PsiMethod method = myChangeInfo.getMethod();
      PsiModifierList modifierList = (PsiModifierList) method.getModifierList().copy();
      VisibilityUtil.setVisibility(modifierList, myChangeInfo.getNewVisibility());

      for (Iterator<UsageInfo> iterator = usages.iterator(); iterator.hasNext(); ) {
        UsageInfo usageInfo = iterator.next();
        PsiElement element = usageInfo.getElement();
        if (element != null) {
          if (element instanceof PsiQualifiedReference) {
            PsiClass accessObjectClass = null;
            PsiElement qualifier = ((PsiQualifiedReference) element).getQualifier();
            if (qualifier instanceof PsiExpression) {
              accessObjectClass =
                  (PsiClass) PsiUtil.getAccessObjectClass((PsiExpression) qualifier).getElement();
            }

            if (!JavaPsiFacade.getInstance(element.getProject())
                .getResolveHelper()
                .isAccessible(method, modifierList, element, accessObjectClass, null)) {
              String message =
                  RefactoringBundle.message(
                      "0.with.1.visibility.is.not.accessible.from.2",
                      RefactoringUIUtil.getDescription(method, true),
                      myChangeInfo.getNewVisibility(),
                      RefactoringUIUtil.getDescription(ConflictsUtil.getContainer(element), true));
              conflictDescriptions.putValue(method, message);
              if (!needToChangeCalls()) {
                iterator.remove();
              }
            }
          }
        }
      }
    }
  private static LookupElementBuilder createGenerateMethodElement(
      PsiMethod prototype,
      PsiSubstitutor substitutor,
      Icon icon,
      String typeText,
      InsertHandler<LookupElement> insertHandler) {
    String methodName = prototype.getName();

    String visibility = VisibilityUtil.getVisibilityModifier(prototype.getModifierList());
    String modifiers = (visibility == PsiModifier.PACKAGE_LOCAL ? "" : visibility + " ");

    PsiType type = substitutor.substitute(prototype.getReturnType());
    String signature =
        modifiers + (type == null ? "" : type.getPresentableText() + " ") + methodName;

    String parameters =
        PsiFormatUtil.formatMethod(
            prototype, substitutor, PsiFormatUtilBase.SHOW_PARAMETERS, PsiFormatUtilBase.SHOW_NAME);

    String overrideSignature =
        " @Override "
            + signature; // leading space to make it a middle match, under all annotation
                         // suggestions
    LookupElementBuilder element =
        LookupElementBuilder.create(prototype, signature)
            .withLookupString(methodName)
            .withLookupString(signature)
            .withLookupString(overrideSignature)
            .withInsertHandler(insertHandler)
            .appendTailText(parameters, false)
            .appendTailText(" {...}", true)
            .withTypeText(typeText)
            .withIcon(icon);
    element.putUserData(GENERATE_ELEMENT, true);
    return element;
  }
  private static void checkSuperclassMembers(
      PsiClass superClass,
      MemberInfoBase<? extends PsiMember>[] infos,
      MultiMap<PsiElement, String> conflictsList) {
    for (MemberInfoBase<? extends PsiMember> info : infos) {
      PsiMember member = info.getMember();
      boolean isConflict = false;
      if (member instanceof PsiField) {
        String name = member.getName();

        isConflict = superClass.findFieldByName(name, false) != null;
      } else if (member instanceof PsiMethod) {
        PsiSubstitutor superSubstitutor =
            TypeConversionUtil.getSuperClassSubstitutor(
                superClass, member.getContainingClass(), PsiSubstitutor.EMPTY);
        MethodSignature signature = ((PsiMethod) member).getSignature(superSubstitutor);
        final PsiMethod superClassMethod =
            MethodSignatureUtil.findMethodBySignature(superClass, signature, false);
        isConflict = superClassMethod != null;
      }

      if (isConflict) {
        String message =
            RefactoringBundle.message(
                "0.already.contains.a.1",
                RefactoringUIUtil.getDescription(superClass, false),
                RefactoringUIUtil.getDescription(member, false));
        message = CommonRefactoringUtil.capitalize(message);
        conflictsList.putValue(superClass, message);
      }

      if (member instanceof PsiMethod) {
        final PsiMethod method = (PsiMethod) member;
        final PsiModifierList modifierList = method.getModifierList();
        if (!modifierList.hasModifierProperty(PsiModifier.PRIVATE)) {
          for (PsiClass subClass : ClassInheritorsSearch.search(superClass)) {
            if (method.getContainingClass() != subClass) {
              MethodSignature signature =
                  ((PsiMethod) member)
                      .getSignature(
                          TypeConversionUtil.getSuperClassSubstitutor(
                              superClass, subClass, PsiSubstitutor.EMPTY));
              final PsiMethod wouldBeOverriden =
                  MethodSignatureUtil.findMethodBySignature(subClass, signature, false);
              if (wouldBeOverriden != null
                  && VisibilityUtil.compare(
                          VisibilityUtil.getVisibilityModifier(wouldBeOverriden.getModifierList()),
                          VisibilityUtil.getVisibilityModifier(modifierList))
                      > 0) {
                conflictsList.putValue(
                    wouldBeOverriden,
                    CommonRefactoringUtil.capitalize(
                        RefactoringUIUtil.getDescription(method, true)
                            + " in super class would clash with local method from "
                            + RefactoringUIUtil.getDescription(subClass, true)));
              }
            }
          }
        }
      }
    }
  }
    public void run() {
      try {
        final boolean rebindNeeded2 = !myVariableName.equals(myFieldName) || myRebindNeeded;
        final PsiReference[] refs;
        if (rebindNeeded2) {
          refs =
              ReferencesSearch.search(myLocal, GlobalSearchScope.projectScope(myProject), false)
                  .toArray(new PsiReference[0]);
        } else {
          refs = null;
        }

        final PsiMethod enclosingConstructor =
            BaseExpressionToFieldHandler.getEnclosingConstructor(myDestinationClass, myLocal);
        myField =
            mySettings.isIntroduceEnumConstant()
                ? EnumConstantsUtil.createEnumConstant(myDestinationClass, myLocal, myFieldName)
                : createField(
                    myLocal,
                    mySettings.getForcedType(),
                    myFieldName,
                    myInitializerPlace == IN_FIELD_DECLARATION);
        myField = (PsiField) myDestinationClass.add(myField);
        BaseExpressionToFieldHandler.setModifiers(myField, mySettings);
        if (!mySettings.isIntroduceEnumConstant()) {
          VisibilityUtil.fixVisibility(myOccurences, myField, mySettings.getFieldVisibility());
        }

        myLocal.normalizeDeclaration();
        PsiDeclarationStatement declarationStatement =
            (PsiDeclarationStatement) myLocal.getParent();
        final BaseExpressionToFieldHandler.InitializationPlace finalInitializerPlace;
        if (myLocal.getInitializer() == null) {
          finalInitializerPlace = IN_FIELD_DECLARATION;
        } else {
          finalInitializerPlace = myInitializerPlace;
        }
        final PsiElementFactory factory = JavaPsiFacade.getInstance(myProject).getElementFactory();

        switch (finalInitializerPlace) {
          case IN_FIELD_DECLARATION:
            declarationStatement.delete();
            break;

          case IN_CURRENT_METHOD:
            PsiStatement statement = createAssignment(myLocal, myFieldName, factory);
            myAssignmentStatement = (PsiStatement) declarationStatement.replace(statement);
            break;

          case IN_CONSTRUCTOR:
            myAssignmentStatement =
                addInitializationToConstructors(myLocal, myField, enclosingConstructor, factory);
            break;
          case IN_SETUP_METHOD:
            myAssignmentStatement = addInitializationToSetUp(myLocal, myField, factory);
        }

        if (enclosingConstructor != null && myInitializerPlace == IN_CONSTRUCTOR) {
          PsiStatement statement = createAssignment(myLocal, myFieldName, factory);
          myAssignmentStatement = (PsiStatement) declarationStatement.replace(statement);
        }

        if (rebindNeeded2) {
          for (final PsiReference reference : refs) {
            if (reference != null) {
              // expr = RefactoringUtil.outermostParenthesizedExpression(expr);
              RefactoringUtil.replaceOccurenceWithFieldRef(
                  (PsiExpression) reference, myField, myDestinationClass);
              // replaceOccurenceWithFieldRef((PsiExpression)reference, field, aaClass);
            }
          }
          // RefactoringUtil.renameVariableReferences(local, pPrefix + fieldName,
          // GlobalSearchScope.projectScope(myProject));
        }
      } catch (IncorrectOperationException e) {
        LOG.error(e);
      }
    }
  protected void changeSelf(PsiElementFactory factory, UsageInfo[] usages)
      throws IncorrectOperationException {
    final MethodJavaDocHelper javaDocHelper = new MethodJavaDocHelper(myMember);
    PsiParameterList paramList = myMember.getParameterList();
    PsiElement addParameterAfter = null;
    PsiDocTag anchor = null;
    List<PsiType> addedTypes = new ArrayList<PsiType>();

    final PsiClass containingClass = myMember.getContainingClass();
    LOG.assertTrue(containingClass != null);

    if (mySettings.isDelegate()) {
      List<ParameterInfoImpl> params = new ArrayList<ParameterInfoImpl>();
      PsiParameter[] parameters = myMember.getParameterList().getParameters();

      if (mySettings.isMakeClassParameter()) {
        params.add(
            new ParameterInfoImpl(
                -1,
                mySettings.getClassParameterName(),
                factory.createType(containingClass, PsiSubstitutor.EMPTY),
                "this"));
      }

      if (mySettings.isMakeFieldParameters()) {
        for (Settings.FieldParameter parameter : mySettings.getParameterOrderList()) {
          params.add(
              new ParameterInfoImpl(
                  -1,
                  mySettings.getClassParameterName(),
                  parameter.type,
                  parameter.field.getName()));
        }
      }

      for (int i = 0; i < parameters.length; i++) {
        params.add(new ParameterInfoImpl(i));
      }

      final PsiType returnType = myMember.getReturnType();
      LOG.assertTrue(returnType != null);
      JavaChangeSignatureUsageProcessor.generateDelegate(
          new JavaChangeInfoImpl(
              VisibilityUtil.getVisibilityModifier(myMember.getModifierList()),
              myMember,
              myMember.getName(),
              CanonicalTypes.createTypeWrapper(returnType),
              params.toArray(new ParameterInfoImpl[params.size()]),
              new ThrownExceptionInfo[0],
              false,
              Collections.<PsiMethod>emptySet(),
              Collections.<PsiMethod>emptySet()));
    }

    if (mySettings.isMakeClassParameter()) {
      // Add parameter for object
      PsiType parameterType = factory.createType(containingClass, PsiSubstitutor.EMPTY);
      addedTypes.add(parameterType);

      final String classParameterName = mySettings.getClassParameterName();
      PsiParameter parameter = factory.createParameter(classParameterName, parameterType);
      if (makeClassParameterFinal(usages)) {
        PsiUtil.setModifierProperty(parameter, PsiModifier.FINAL, true);
      }
      addParameterAfter = paramList.addAfter(parameter, null);
      anchor = javaDocHelper.addParameterAfter(classParameterName, anchor);
    }

    if (mySettings.isMakeFieldParameters()) {
      List<Settings.FieldParameter> parameters = mySettings.getParameterOrderList();

      for (Settings.FieldParameter fieldParameter : parameters) {
        final PsiType fieldParameterType = fieldParameter.field.getType();
        final PsiParameter parameter =
            factory.createParameter(fieldParameter.name, fieldParameterType);
        addedTypes.add(fieldParameterType);
        if (makeFieldParameterFinal(fieldParameter.field, usages)) {
          PsiUtil.setModifierProperty(parameter, PsiModifier.FINAL, true);
        }
        addParameterAfter = paramList.addAfter(parameter, addParameterAfter);
        anchor = javaDocHelper.addParameterAfter(fieldParameter.name, anchor);
      }
    }
    makeStatic(myMember);

    if (myAdditionalMethods != null) {
      for (PsiMethod method : myAdditionalMethods) {
        makeStatic(method);
      }
    }
  }
예제 #15
0
  private void tryToMoveInitializers(
      PsiMethod constructor,
      HashSet<PsiMethod> subConstructors,
      LinkedHashSet<PsiField> movedFields)
      throws IncorrectOperationException {
    final LinkedHashMap<PsiField, Initializer> fieldsToInitializers =
        new LinkedHashMap<PsiField, Initializer>();
    boolean anyFound = false;

    for (PsiField field : movedFields) {
      PsiStatement commonInitializer = null;
      final ArrayList<PsiElement> fieldInitializersToRemove = new ArrayList<PsiElement>();
      for (PsiMethod subConstructor : subConstructors) {
        commonInitializer =
            hasCommonInitializer(
                commonInitializer, subConstructor, field, fieldInitializersToRemove);
        if (commonInitializer == null) break;
      }
      if (commonInitializer != null) {
        final ParametersAndMovedFieldsUsedCollector visitor =
            new ParametersAndMovedFieldsUsedCollector(movedFields);
        commonInitializer.accept(visitor);
        fieldsToInitializers.put(
            field,
            new Initializer(
                commonInitializer,
                visitor.getUsedFields(),
                visitor.getUsedParameters(),
                fieldInitializersToRemove));
        anyFound = true;
      }
    }

    if (!anyFound) return;

    {
      final Set<PsiField> initializedFields = fieldsToInitializers.keySet();
      Set<PsiField> unmovable =
          RefactoringUtil.transitiveClosure(
              new RefactoringUtil.Graph<PsiField>() {
                public Set<PsiField> getVertices() {
                  return initializedFields;
                }

                public Set<PsiField> getTargets(PsiField source) {
                  return fieldsToInitializers.get(source).movedFieldsUsed;
                }
              },
              new Condition<PsiField>() {
                public boolean value(PsiField object) {
                  return !initializedFields.contains(object);
                }
              });

      for (PsiField psiField : unmovable) {
        fieldsToInitializers.remove(psiField);
      }
    }

    final PsiElementFactory factory = JavaPsiFacade.getElementFactory(myProject);

    if (constructor == null) {
      constructor = (PsiMethod) myTargetSuperClass.add(factory.createConstructor());
      final String visibilityModifier =
          VisibilityUtil.getVisibilityModifier(myTargetSuperClass.getModifierList());
      PsiUtil.setModifierProperty(constructor, visibilityModifier, true);
    }

    ArrayList<PsiField> initializedFields = new ArrayList<PsiField>(fieldsToInitializers.keySet());

    Collections.sort(
        initializedFields,
        new Comparator<PsiField>() {
          public int compare(PsiField field1, PsiField field2) {
            Initializer i1 = fieldsToInitializers.get(field1);
            Initializer i2 = fieldsToInitializers.get(field2);
            if (i1.movedFieldsUsed.contains(field2)) return 1;
            if (i2.movedFieldsUsed.contains(field1)) return -1;
            return 0;
          }
        });

    for (final PsiField initializedField : initializedFields) {
      Initializer initializer = fieldsToInitializers.get(initializedField);

      // correct constructor parameters and subConstructors super calls
      final PsiParameterList parameterList = constructor.getParameterList();
      for (final PsiParameter parameter : initializer.usedParameters) {
        parameterList.add(parameter);
      }

      for (final PsiMethod subConstructor : subConstructors) {
        modifySuperCall(subConstructor, initializer.usedParameters);
      }

      PsiStatement assignmentStatement =
          (PsiStatement) constructor.getBody().add(initializer.initializer);

      PsiManager manager = PsiManager.getInstance(myProject);
      ChangeContextUtil.decodeContextInfo(
          assignmentStatement,
          myTargetSuperClass,
          RefactoringChangeUtil.createThisExpression(manager, null));
      for (PsiElement psiElement : initializer.statementsToRemove) {
        psiElement.delete();
      }
    }
  }
  public boolean processUsage(
      ChangeInfo changeInfo, UsageInfo usage, boolean beforeMethodChange, UsageInfo[] usages) {
    if (!isJavaUsage(usage)) return false;
    if (!(changeInfo instanceof JavaChangeInfo)) return false;

    if (beforeMethodChange) {
      if (usage instanceof CallerUsageInfo) {
        final CallerUsageInfo callerUsageInfo = (CallerUsageInfo) usage;
        processCallerMethod(
            (JavaChangeInfo) changeInfo,
            callerUsageInfo.getMethod(),
            null,
            callerUsageInfo.isToInsertParameter(),
            callerUsageInfo.isToInsertException());
        return true;
      } else if (usage instanceof OverriderUsageInfo) {
        OverriderUsageInfo info = (OverriderUsageInfo) usage;
        final PsiMethod method = info.getElement();
        final PsiMethod baseMethod = info.getBaseMethod();
        if (info.isOriginalOverrider()) {
          processPrimaryMethod((JavaChangeInfo) changeInfo, method, baseMethod, false);
        } else {
          processCallerMethod(
              (JavaChangeInfo) changeInfo,
              method,
              baseMethod,
              info.isToInsertArgs(),
              info.isToCatchExceptions());
        }
        return true;
      }

    } else {
      PsiElement element = usage.getElement();
      LOG.assertTrue(element != null);

      if (usage instanceof DefaultConstructorImplicitUsageInfo) {
        final DefaultConstructorImplicitUsageInfo defConstructorUsage =
            (DefaultConstructorImplicitUsageInfo) usage;
        PsiMethod constructor = defConstructorUsage.getConstructor();
        if (!constructor.isPhysical()) {
          final boolean toPropagate =
              changeInfo instanceof JavaChangeInfoImpl
                  && ((JavaChangeInfoImpl) changeInfo)
                      .propagateParametersMethods.remove(constructor);
          final PsiClass containingClass = defConstructorUsage.getContainingClass();
          constructor = (PsiMethod) containingClass.add(constructor);
          PsiUtil.setModifierProperty(
              constructor,
              VisibilityUtil.getVisibilityModifier(containingClass.getModifierList()),
              true);
          if (toPropagate) {
            ((JavaChangeInfoImpl) changeInfo).propagateParametersMethods.add(constructor);
          }
        }
        addSuperCall(
            (JavaChangeInfo) changeInfo,
            constructor,
            defConstructorUsage.getBaseConstructor(),
            usages);
        return true;
      } else if (usage instanceof NoConstructorClassUsageInfo) {
        addDefaultConstructor(
            ((JavaChangeInfo) changeInfo),
            ((NoConstructorClassUsageInfo) usage).getPsiClass(),
            usages);
        return true;
      } else if (usage instanceof MethodCallUsageInfo) {
        final MethodCallUsageInfo methodCallInfo = (MethodCallUsageInfo) usage;
        processMethodUsage(
            methodCallInfo.getElement(),
            (JavaChangeInfo) changeInfo,
            methodCallInfo.isToChangeArguments(),
            methodCallInfo.isToCatchExceptions(),
            methodCallInfo.getReferencedMethod(),
            methodCallInfo.getSubstitutor(),
            usages);
        return true;
      } else if (usage instanceof ChangeSignatureParameterUsageInfo) {
        String newName = ((ChangeSignatureParameterUsageInfo) usage).newParameterName;
        String oldName = ((ChangeSignatureParameterUsageInfo) usage).oldParameterName;
        processParameterUsage((PsiReferenceExpression) element, oldName, newName);
        return true;
      } else if (usage instanceof CallReferenceUsageInfo) {
        ((CallReferenceUsageInfo) usage).getReference().handleChangeSignature(changeInfo);
        return true;
      } else if (element instanceof PsiEnumConstant) {
        fixActualArgumentsList(
            ((PsiEnumConstant) element).getArgumentList(),
            (JavaChangeInfo) changeInfo,
            true,
            PsiSubstitutor.EMPTY);
        return true;
      } else if (!(usage instanceof OverriderUsageInfo)) {
        PsiReference reference =
            usage instanceof MoveRenameUsageInfo ? usage.getReference() : element.getReference();
        if (reference != null) {
          PsiElement target = changeInfo.getMethod();
          if (target != null) {
            reference.bindToElement(target);
          }
        }
      }
    }
    return false;
  }
  private static void processPrimaryMethod(
      JavaChangeInfo changeInfo, PsiMethod method, PsiMethod baseMethod, boolean isOriginal)
      throws IncorrectOperationException {
    PsiElementFactory factory = JavaPsiFacade.getInstance(method.getProject()).getElementFactory();

    if (changeInfo.isVisibilityChanged()) {
      PsiModifierList modifierList = method.getModifierList();
      final String highestVisibility =
          isOriginal
              ? changeInfo.getNewVisibility()
              : VisibilityUtil.getHighestVisibility(
                  changeInfo.getNewVisibility(),
                  VisibilityUtil.getVisibilityModifier(modifierList));
      VisibilityUtil.setVisibility(modifierList, highestVisibility);
    }

    if (changeInfo.isNameChanged()) {
      String newName =
          baseMethod == null
              ? changeInfo.getNewName()
              : RefactoringUtil.suggestNewOverriderName(
                  method.getName(), baseMethod.getName(), changeInfo.getNewName());

      if (newName != null && !newName.equals(method.getName())) {
        final PsiIdentifier nameId = method.getNameIdentifier();
        assert nameId != null;
        nameId.replace(
            JavaPsiFacade.getInstance(method.getProject())
                .getElementFactory()
                .createIdentifier(newName));
      }
    }

    final PsiSubstitutor substitutor =
        baseMethod == null
            ? PsiSubstitutor.EMPTY
            : ChangeSignatureProcessor.calculateSubstitutor(method, baseMethod);

    if (changeInfo.isReturnTypeChanged()) {
      PsiType newTypeElement =
          changeInfo
              .getNewReturnType()
              .getType(changeInfo.getMethod().getParameterList(), method.getManager());
      final PsiType returnType = substitutor.substitute(newTypeElement);
      // don't modify return type for non-Java overriders (EJB)
      if (method.getName().equals(changeInfo.getNewName())) {
        final PsiTypeElement typeElement = method.getReturnTypeElement();
        if (typeElement != null) {
          typeElement.replace(factory.createTypeElement(returnType));
        }
      }
    }

    PsiParameterList list = method.getParameterList();
    PsiParameter[] parameters = list.getParameters();

    final JavaParameterInfo[] parameterInfos = changeInfo.getNewParameters();
    final int delta =
        baseMethod != null
            ? baseMethod.getParameterList().getParametersCount()
                - method.getParameterList().getParametersCount()
            : 0;
    PsiParameter[] newParms = new PsiParameter[Math.max(parameterInfos.length - delta, 0)];
    final String[] oldParameterNames = changeInfo.getOldParameterNames();
    final String[] oldParameterTypes = changeInfo.getOldParameterTypes();
    for (int i = 0; i < newParms.length; i++) {
      JavaParameterInfo info = parameterInfos[i];
      int index = info.getOldIndex();
      if (index >= 0) {
        PsiParameter parameter = parameters[index];
        newParms[i] = parameter;

        String oldName = oldParameterNames[index];
        if (!oldName.equals(info.getName()) && oldName.equals(parameter.getName())) {
          PsiIdentifier newIdentifier = factory.createIdentifier(info.getName());
          parameter.getNameIdentifier().replace(newIdentifier);
        }

        String oldType = oldParameterTypes[index];
        if (!oldType.equals(info.getTypeText())) {
          parameter.normalizeDeclaration();
          PsiType newType =
              substitutor.substitute(
                  info.createType(changeInfo.getMethod().getParameterList(), method.getManager()));

          parameter.getTypeElement().replace(factory.createTypeElement(newType));
        }
      } else {
        newParms[i] = createNewParameter(changeInfo, info, substitutor);
      }
    }

    resolveParameterVsFieldsConflicts(newParms, method, list, changeInfo.toRemoveParm());
    fixJavadocsForChangedMethod(method, changeInfo, newParms.length);
    if (changeInfo.isExceptionSetOrOrderChanged()) {
      final PsiClassType[] newExceptions = getPrimaryChangedExceptionInfo(changeInfo);
      fixPrimaryThrowsLists(method, newExceptions);
    }
  }
  private void correctMethodCall(
      final PsiMethodCallExpression expression, final boolean isInternalCall) {
    try {
      final PsiManager manager = myMethod.getManager();
      PsiReferenceExpression methodExpression = expression.getMethodExpression();
      if (!methodExpression.isReferenceTo(myMethod)) return;
      final PsiExpression oldQualifier = methodExpression.getQualifierExpression();
      PsiExpression newQualifier = null;
      final PsiClass classReferencedByThis =
          MoveInstanceMembersUtil.getClassReferencedByThis(methodExpression);
      if (myTargetVariable instanceof PsiParameter) {
        final int index =
            myMethod.getParameterList().getParameterIndex((PsiParameter) myTargetVariable);
        final PsiExpression[] arguments = expression.getArgumentList().getExpressions();
        if (index < arguments.length) {
          newQualifier = (PsiExpression) arguments[index].copy();
          arguments[index].delete();
        }
      } else {
        VisibilityUtil.escalateVisibility((PsiField) myTargetVariable, expression);
        String newQualifierName = myTargetVariable.getName();
        if (myTargetVariable instanceof PsiField && oldQualifier != null) {
          final PsiClass aClass = PsiUtil.resolveClassInClassTypeOnly(oldQualifier.getType());
          if (aClass == ((PsiField) myTargetVariable).getContainingClass()) {
            newQualifierName = oldQualifier.getText() + "." + newQualifierName;
          }
        }
        newQualifier =
            JavaPsiFacade.getInstance(manager.getProject())
                .getElementFactory()
                .createExpressionFromText(newQualifierName, null);
      }

      PsiExpression newArgument = null;

      if (classReferencedByThis != null) {
        @NonNls String thisArgumentText = null;
        if (manager.areElementsEquivalent(myMethod.getContainingClass(), classReferencedByThis)) {
          if (myOldClassParameterNames.containsKey(myMethod.getContainingClass())) {
            thisArgumentText = "this";
          }
        } else {
          thisArgumentText = classReferencedByThis.getName() + ".this";
        }

        if (thisArgumentText != null) {
          newArgument =
              JavaPsiFacade.getInstance(manager.getProject())
                  .getElementFactory()
                  .createExpressionFromText(thisArgumentText, null);
        }
      } else {
        if (!isInternalCall && oldQualifier != null) {
          final PsiType type = oldQualifier.getType();
          if (type instanceof PsiClassType) {
            final PsiClass resolved = ((PsiClassType) type).resolve();
            if (resolved != null && getParameterNameToCreate(resolved) != null) {
              newArgument =
                  replaceRefsToTargetVariable(
                      oldQualifier); // replace is needed in case old qualifier is e.g. the same as
                                     // field as target variable
            }
          }
        }
      }

      if (newArgument != null) {
        expression.getArgumentList().add(newArgument);
      }

      if (newQualifier != null) {
        if (newQualifier instanceof PsiThisExpression
            && ((PsiThisExpression) newQualifier).getQualifier() == null) {
          // Remove now redundant 'this' qualifier
          if (oldQualifier != null) oldQualifier.delete();
        } else {
          final PsiReferenceExpression refExpr =
              (PsiReferenceExpression)
                  JavaPsiFacade.getInstance(manager.getProject())
                      .getElementFactory()
                      .createExpressionFromText("q." + myMethod.getName(), null);
          refExpr.getQualifierExpression().replace(newQualifier);
          methodExpression.replace(refExpr);
        }
      }
    } catch (IncorrectOperationException e) {
      LOG.error(e);
    }
  }
    public void run() {
      try {
        final boolean rebindNeeded2 = !myVariableName.equals(myFieldName) || myRebindNeeded;
        final PsiReference[] refs;
        if (rebindNeeded2) {
          refs =
              ReferencesSearch.search(myLocal, GlobalSearchScope.projectScope(myProject), false)
                  .toArray(new PsiReference[0]);
        } else {
          refs = null;
        }

        final JavaPsiFacade facade = JavaPsiFacade.getInstance(myProject);
        PsiVariable psiVariable =
            facade.getResolveHelper().resolveAccessibleReferencedVariable(myFieldName, myLocal);
        if (psiVariable != null && (!psiVariable.equals(myLocal))) {
          CommonRefactoringUtil.showErrorMessage(
              GosuIntroduceFieldHandler.REFACTORING_NAME,
              LOCAL_VARIABLE_WITH_THIS_NAME_ALREADY_EXISTS,
              HelpID.INTRODUCE_FIELD,
              myProject);
          return;
        }

        if (refs != null) {

          for (PsiReference occur : refs) {
            psiVariable =
                facade
                    .getResolveHelper()
                    .resolveAccessibleReferencedVariable(myFieldName, (PsiElement) occur);
            if (psiVariable != null && (psiVariable.getName().equals(myFieldName))) {
              CommonRefactoringUtil.showErrorMessage(
                  GosuIntroduceFieldHandler.REFACTORING_NAME,
                  LOCAL_VARIABLE_WITH_THIS_NAME_ALREADY_EXISTS,
                  HelpID.INTRODUCE_FIELD,
                  myProject);
              return;
            }
          }
        }

        final PsiMethod enclosingConstructor =
            GosuBaseExpressionToFieldHandler.getEnclosingConstructor(myDestinationClass, myLocal);
        myField =
            mySettings.isIntroduceEnumConstant()
                ? EnumConstantsUtil.createEnumConstant(myDestinationClass, myLocal, myFieldName)
                : createField(
                    myLocal,
                    mySettings.getForcedType(),
                    myFieldName,
                    myInitializerPlace == IN_FIELD_DECLARATION);
        myField = (PsiField) myDestinationClass.add(myField);
        GosuBaseExpressionToFieldHandler.setModifiers(myField, mySettings);
        if (!mySettings.isIntroduceEnumConstant()) {
          VisibilityUtil.fixVisibility(myOccurences, myField, mySettings.getFieldVisibility());
        }

        myLocal.normalizeDeclaration();
        //        PsiDeclarationStatement declarationStatement = (PsiDeclarationStatement)
        // myLocal.getParent();
        final GosuBaseExpressionToFieldHandler.InitializationPlace finalInitializerPlace;
        if (myLocal.getInitializer() == null) {
          finalInitializerPlace = IN_FIELD_DECLARATION;
        } else {
          finalInitializerPlace = myInitializerPlace;
        }
        final PsiElementFactory factory = JavaPsiFacade.getInstance(myProject).getElementFactory();

        switch (finalInitializerPlace) {
          case IN_FIELD_DECLARATION:
            //            declarationStatement.delete();
            myLocal.delete();
            break;

          case IN_CURRENT_METHOD:
            PsiStatement statement = createAssignment(myLocal, myFieldName, null);
            //            myAssignmentStatement = (PsiStatement)
            // declarationStatement.replace(statement);
            myAssignmentStatement = (PsiStatement) myLocal.replace(statement);
            GeneratedMarkerVisitor.markGenerated(myAssignmentStatement);
            break;

          case IN_CONSTRUCTOR:
            myAssignmentStatement =
                addInitializationToConstructors(myLocal, myField, enclosingConstructor, factory);
            GeneratedMarkerVisitor.markGenerated(myAssignmentStatement);
            break;
          case IN_SETUP_METHOD:
            //            myAssignmentStatement = addInitializationToSetUp(myLocal, myField,
            // factory);
        }

        if (enclosingConstructor != null && myInitializerPlace == IN_CONSTRUCTOR) {
          PsiStatement statement = createAssignment(myLocal, myFieldName, null);
          //          myAssignmentStatement = (PsiStatement)
          // declarationStatement.replace(statement);
          myAssignmentStatement = (PsiStatement) myLocal.replace(statement);
          GeneratedMarkerVisitor.markGenerated(myAssignmentStatement);
        }

        if (rebindNeeded2) {
          for (final PsiReference reference : refs) {
            if (reference != null) {
              // expr = GosuRefactoringUtil.outermostParenthesizedExpression(expr);
              GosuRefactoringUtil.replaceOccurenceWithFieldRef(
                  (PsiExpression) reference, myField, myDestinationClass);
              // replaceOccurenceWithFieldRef((PsiExpression)reference, field, aaClass);
            }
          }
          // GosuRefactoringUtil.renameVariableReferences(local, pPrefix + fieldName,
          // GlobalSearchScope.projectScope(myProject));
        }
        ClassLord.doImportAndStick(
            mySettings.getForcedType().getCanonicalText(), myDestinationClass.getContainingFile());
      } catch (IncorrectOperationException e) {
        LOG.error(e);
      }
    }
  protected void performRefactoring(@NotNull UsageInfo[] usageInfos) {
    final PsiClass psiClass = buildClass();
    if (psiClass == null) return;
    if (delegationRequired) {
      buildDelegate();
    }
    myExtractEnumProcessor.performEnumConstantTypeMigration(usageInfos);
    final Set<PsiMember> members = new HashSet<PsiMember>();
    for (PsiMethod method : methods) {
      final PsiMethod member = psiClass.findMethodBySignature(method, false);
      if (member != null) {
        members.add(member);
      }
    }
    for (PsiField field : fields) {
      final PsiField member = psiClass.findFieldByName(field.getName(), false);
      if (member != null) {
        members.add(member);
        final PsiExpression initializer = member.getInitializer();
        if (initializer != null) {
          final boolean[] moveInitializerToConstructor = new boolean[1];
          initializer.accept(
              new JavaRecursiveElementWalkingVisitor() {
                @Override
                public void visitReferenceExpression(PsiReferenceExpression expression) {
                  super.visitReferenceExpression(expression);
                  final PsiElement resolved = expression.resolve();
                  if (resolved instanceof PsiField && !members.contains(resolved)) {
                    moveInitializerToConstructor[0] = true;
                  }
                }
              });

          if (moveInitializerToConstructor[0]) {
            final PsiElementFactory elementFactory = JavaPsiFacade.getElementFactory(myProject);
            PsiMethod[] constructors = psiClass.getConstructors();
            if (constructors.length == 0) {
              final PsiMethod constructor =
                  (PsiMethod) elementFactory.createConstructor().setName(psiClass.getName());
              constructors = new PsiMethod[] {(PsiMethod) psiClass.add(constructor)};
            }
            for (PsiMethod constructor : constructors) {
              MoveInstanceMembersUtil.moveInitializerToConstructor(
                  elementFactory, constructor, member);
            }
          }
        }
      }
    }

    if (myGenerateAccessors) {
      final NecessaryAccessorsVisitor visitor = checkNecessaryGettersSetters4SourceClass();
      for (PsiField field : visitor.getFieldsNeedingGetter()) {
        sourceClass.add(GenerateMembersUtil.generateGetterPrototype(field));
      }

      for (PsiField field : visitor.getFieldsNeedingSetter()) {
        sourceClass.add(GenerateMembersUtil.generateSetterPrototype(field));
      }
    }
    super.performRefactoring(usageInfos);
    if (myNewVisibility == null) return;
    for (PsiMember member : members) {
      VisibilityUtil.fixVisibility(UsageViewUtil.toElements(usageInfos), member, myNewVisibility);
    }
  }