refactoring conflicts: pass file context

to check refactorings inside one top level class (IDEA-155681)

java/java-impl/src/com/intellij/refactoring/util/RefactoringConflictsUtil.java

@@ -206,7 +206,7 @@ public class RefactoringConflictsUtil {
                                         @Nullable PsiClass accessClass,
                                         PsiMember member,
                                         MultiMap<PsiElement, String> conflicts) {
-    if (!PsiUtil.isAccessible(refMember, newContext, accessClass)) {
+    if (!JavaPsiFacade.getInstance(newContext.getProject()).getResolveHelper().isAccessible(refMember, refMember.getModifierList(), newContext, accessClass, newContext)) {
       String message = RefactoringBundle.message("0.is.1.and.will.not.be.accessible.from.2.in.the.target.class",
                                                  RefactoringUIUtil.getDescription(refMember, true),
                                                  VisibilityUtil.getVisibilityStringToDisplay(refMember),

java/java-tests/testData/refactoring/pushDown/InaccessibleInTheSameTopLevel.java

@@ -0,0 +1,15 @@
+
+class Outer {
+
+  class A {
+    private void foo() {}
+    private int i;
+
+    final void t<caret>est() {
+      foo();
+      System.out.println(i);
+    }
+  }
+
+  class B extends A {}
+}

java/java-tests/testData/refactoring/pushDown/InaccessibleInTheSameTopLevel_after.java

@@ -0,0 +1,16 @@
+
+class Outer {
+
+  class A {
+    private void foo() {}
+    private int i;
+
+  }
+
+  class B extends A {
+      final void test() {
+        foo();
+        System.out.println(i);
+      }
+  }
+}

java/java-tests/testSrc/com/intellij/java/refactoring/PushDownTest.java

@@ -41,6 +41,7 @@ public class PushDownTest extends LightRefactoringTestCase {
   public void testFieldTypeParameter() { doTest(); }
   public void testBodyTypeParameter() { doTest(); }
   public void testDisagreeTypeParameter() { doTest(true); }
+  public void testInaccessibleInTheSameTopLevel() { doTest(true); }
   public void testStaticMethodNoConflictCallingOnQualifier() { doTest(); }
   public void testFieldAndReferencedClass() { doTest(); }
   public void testSecondNormalizedField() { doTest(); }