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;
 }
  private static void prepareFieldRenaming(
      PsiField field, String newName, final Map<PsiElement, String> allRenames) {
    // search for getters/setters
    PsiClass aClass = field.getContainingClass();

    Project project = field.getProject();
    final JavaCodeStyleManager manager = JavaCodeStyleManager.getInstance(project);

    final String propertyName = PropertyUtil.suggestPropertyName(field, field.getName());
    final String newPropertyName = PropertyUtil.suggestPropertyName(field, newName);

    boolean isStatic = field.hasModifierProperty(PsiModifier.STATIC);

    PsiMethod[] getters = GetterSetterPrototypeProvider.findGetters(aClass, propertyName, isStatic);

    PsiMethod setter = PropertyUtil.findPropertySetter(aClass, propertyName, isStatic, false);

    boolean shouldRenameSetterParameter = false;

    if (setter != null) {
      shouldRenameSetterParameter = shouldRenameSetterParameter(manager, propertyName, setter);
    }

    if (getters != null) {
      List<PsiMethod> validGetters = new ArrayList<>();
      for (PsiMethod getter : getters) {
        String newGetterName =
            GetterSetterPrototypeProvider.suggestNewGetterName(
                propertyName, newPropertyName, getter);
        String getterId = null;
        if (newGetterName == null) {
          getterId = getter.getName();
          newGetterName =
              PropertyUtil.suggestGetterName(newPropertyName, field.getType(), getterId);
        }
        if (newGetterName.equals(getterId)) {
          continue;
        } else {
          boolean valid = true;
          for (PsiMethod method : getter.findDeepestSuperMethods()) {
            if (method instanceof PsiCompiledElement) {
              valid = false;
              break;
            }
          }
          if (!valid) continue;
        }
        validGetters.add(getter);
      }
      getters =
          validGetters.isEmpty() ? null : validGetters.toArray(new PsiMethod[validGetters.size()]);
    }

    String newSetterName = "";
    if (setter != null) {
      newSetterName = PropertyUtil.suggestSetterName(newPropertyName);
      final String newSetterParameterName =
          manager.propertyNameToVariableName(newPropertyName, VariableKind.PARAMETER);
      if (newSetterName.equals(setter.getName())) {
        setter = null;
        newSetterName = null;
        shouldRenameSetterParameter = false;
      } else if (newSetterParameterName.equals(
          setter.getParameterList().getParameters()[0].getName())) {
        shouldRenameSetterParameter = false;
      } else {
        for (PsiMethod method : setter.findDeepestSuperMethods()) {
          if (method instanceof PsiCompiledElement) {
            setter = null;
            shouldRenameSetterParameter = false;
            break;
          }
        }
      }
    }

    if ((getters != null || setter != null)
        && askToRenameAccesors(getters != null ? getters[0] : null, setter, newName, project)) {
      getters = null;
      setter = null;
      shouldRenameSetterParameter = false;
    }

    if (getters != null) {
      for (PsiMethod getter : getters) {
        String newGetterName =
            GetterSetterPrototypeProvider.suggestNewGetterName(
                propertyName, newPropertyName, getter);
        if (newGetterName == null) {
          newGetterName =
              PropertyUtil.suggestGetterName(newPropertyName, field.getType(), getter.getName());
        }
        addOverriddenAndImplemented(getter, newGetterName, null, propertyName, manager, allRenames);
      }
    }

    if (setter != null) {
      addOverriddenAndImplemented(
          setter,
          newSetterName,
          shouldRenameSetterParameter ? newPropertyName : null,
          propertyName,
          manager,
          allRenames);
    }
  }