/*
 * Copyright 2000-2012 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.siyeh.ig.classlayout;

import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiField;
import com.intellij.psi.PsiModifier;
import com.siyeh.InspectionGadgetsBundle;
import com.siyeh.ig.BaseInspection;
import com.siyeh.ig.BaseInspectionVisitor;
import org.jetbrains.annotations.Nls;
import org.jetbrains.annotations.NotNull;

/**
 * @author Bas Leijdekkers
 */
public class NonFinalFieldInEnumInspection extends BaseInspection {

  @Nls
  @NotNull
  @Override
  public String getDisplayName() {
    return InspectionGadgetsBundle.message("non.final.field.in.enum.display.name");
  }

  @NotNull
  @Override
  protected String buildErrorString(Object... infos) {
    final PsiClass enumClass = (PsiClass)infos[0];
    return InspectionGadgetsBundle.message("non.final.field.in.enum.problem.descriptor", enumClass.getName());
  }

  @Override
  public BaseInspectionVisitor buildVisitor() {
    return new NonFinalFieldInEnumVisitor();
  }

  private static class NonFinalFieldInEnumVisitor extends BaseInspectionVisitor {

    @Override
    public void visitField(PsiField field) {
      super.visitField(field);
      final PsiClass containingClass = field.getContainingClass();
      if (containingClass == null || !containingClass.isEnum()) {
        return;
      }
      if (field.hasModifierProperty(PsiModifier.FINAL)) {
        return;
      }
      registerFieldError(field, containingClass);
    }
  }
}

@@ -17,17 +17,17 @@
 2000-201
-2
+3
  JetBrai
@@ -855,16 +855,103 @@
 isitor;%0A
+import com.siyeh.ig.InspectionGadgetsFix;%0Aimport com.siyeh.ig.fixes.MakeFieldFinalFix;%0A
 import o
@@ -1021,16 +1021,59 @@
 NotNull;
+%0Aimport org.jetbrains.annotations.Nullable;
 %0A%0A/**%0A *
@@ -1569,16 +1569,187 @@
 );%0A  %7D%0A%0A
+  @Nullable%0A  protected InspectionGadgetsFix buildFix(Object... infos) %7B%0A    final PsiField field = (PsiField)infos%5B1%5D;%0A    return MakeFieldFinalFix.buildFix(field);%0A  %7D%0A%0A
   @Overr
@@ -2258,24 +2258,24 @@
 rn;%0A      %7D%0A
-
       regist
@@ -2309,16 +2309,23 @@
 ingClass
+, field
 );%0A    %7D

Make final quickfix for "Non-final field in enumeration" inspection (IDEA-99314)