pull up: update references in hierarchy for static methods in interfaces

IDEA-186590

java/java-impl/src/com/intellij/refactoring/memberPullUp/JavaPullUpHelper.java

@@ -328,6 +328,9 @@ public class JavaPullUpHelper implements PullUpHelper<MemberInfo> {
       if (qualifierExpression instanceof PsiReferenceExpression && ((PsiReferenceExpression)qualifierExpression).resolve() == mySourceClass) {
         ((PsiReferenceExpression)qualifierExpression).bindToElement(myTargetSuperClass);
       }
+      else if (qualifierExpression == null && myTargetSuperClass.isInterface()) {
+        ((PsiReferenceExpression)element).setQualifierExpression(JavaPsiFacade.getElementFactory(myProject).createReferenceExpression(myTargetSuperClass));
+      }
     }
   }
 

java/java-tests/testData/refactoring/pullUp/UpdateStaticRefs.java

@@ -1,5 +1,9 @@
 class Foo {}
 class FooImpl extends Foo {
+  {
+    foo();
+  }
+  
   public static void foo(){}
   <caret>
 }

java/java-tests/testData/refactoring/pullUp/UpdateStaticRefsForInterface.java

@@ -0,0 +1,14 @@
+interface Foo {}
+class FooImpl implements Foo {
+  {
+    foo();
+  }
+  
+  public static void foo(){}
+  <caret>
+}
+class U {
+  public static void main(String[] args) {
+    FooImpl.foo();
+  }
+}

java/java-tests/testData/refactoring/pullUp/UpdateStaticRefsForInterface_after.java

@@ -0,0 +1,14 @@
+interface Foo {
+    static void foo(){}
+}
+class FooImpl implements Foo {
+  {
+    Foo.foo();
+  }
+
+}
+class U {
+  public static void main(String[] args) {
+    Foo.foo();
+  }
+}

java/java-tests/testData/refactoring/pullUp/UpdateStaticRefs_after.java

@@ -2,6 +2,9 @@ class Foo {
     public static void foo(){}
 }
 class FooImpl extends Foo {
+  {
+    foo();
+  }
 
 }
 class U {

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

@@ -141,6 +141,10 @@ public class PullUpTest extends LightRefactoringTestCase {
     doTest(false, new RefactoringTestUtil.MemberDescriptor("foo", PsiMethod.class));
   }
 
+  public void testUpdateStaticRefsForInterface() {
+    doTest(false, new RefactoringTestUtil.MemberDescriptor("foo", PsiMethod.class));
+  }
+
   public void testRemoveOverrideFromPulledMethod() {
     doTest(false, new RefactoringTestUtil.MemberDescriptor("foo", PsiMethod.class));
   }