1 files changed, 75 insertions, 0 deletions
diff --git a/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/classlayout/ProtectedMemberInFinalClassInspectionBase.java b/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/classlayout/ProtectedMemberInFinalClassInspectionBase.java
new file mode 100644
index 000000000000..c5da22a20be1
--- /dev/null
+++ b/plugins/InspectionGadgets/InspectionGadgetsAnalysis/src/com/siyeh/ig/classlayout/ProtectedMemberInFinalClassInspectionBase.java
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2000-2013 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.PsiMethod;
+import com.intellij.psi.PsiModifier;
+import com.siyeh.InspectionGadgetsBundle;
+import com.siyeh.ig.BaseInspection;
+import com.siyeh.ig.BaseInspectionVisitor;
+import com.siyeh.ig.psiutils.MethodUtils;
+import org.jetbrains.annotations.NotNull;
+
+public class ProtectedMemberInFinalClassInspectionBase extends BaseInspection {
+  @Override
+  @NotNull
+  public String getDisplayName() {
+    return InspectionGadgetsBundle.message("protected.member.in.final.class.display.name");
+  }
+
+  @Override
+  @NotNull
+  public String buildErrorString(Object... infos) {
+    return InspectionGadgetsBundle.message("protected.member.in.final.class.problem.descriptor");
+  }
+
+  @Override
+  public BaseInspectionVisitor buildVisitor() {
+    return new ProtectedMemberInFinalClassVisitor();
+  }
+
+  private static class ProtectedMemberInFinalClassVisitor extends BaseInspectionVisitor {
+
+    @Override
+    public void visitMethod(@NotNull PsiMethod method) {
+      if (!method.hasModifierProperty(PsiModifier.PROTECTED)) {
+        return;
+      }
+      final PsiClass containingClass = method.getContainingClass();
+      if (containingClass == null || !containingClass.hasModifierProperty(PsiModifier.FINAL)) {
+        return;
+      }
+      if (MethodUtils.hasSuper(method)) {
+        return;
+      }
+      registerModifierError(PsiModifier.PROTECTED, method, PsiModifier.PROTECTED);
+    }
+
+    @Override
+    public void visitField(@NotNull PsiField field) {
+      if (!field.hasModifierProperty(PsiModifier.PROTECTED)) {
+        return;
+      }
+      final PsiClass containingClass = field.getContainingClass();
+      if (containingClass == null || !containingClass.hasModifierProperty(PsiModifier.FINAL)) {
+        return;
+      }
+      registerModifierError(PsiModifier.PROTECTED, field, PsiModifier.PROTECTED);
+    }
+  }
+}