java: .class parameter name calculation fixed

java/java-psi-impl/src/com/intellij/psi/impl/compiled/ClsParameterImpl.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2013 JetBrains s.r.o.
+ * Copyright 2000-2014 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.
@@ -64,6 +64,7 @@ public class ClsParameterImpl extends ClsRepositoryPsiElement<PsiParameterStub>
   @Override
   public String getName() {
     String name = myName;
+
     if (name == null) {
       if (DumbService.getInstance(getProject()).isDumb()) {
         return null;
@@ -73,16 +74,19 @@ public class ClsParameterImpl extends ClsRepositoryPsiElement<PsiParameterStub>
       PsiMethod sourceMethod = method.getSourceMirrorMethod();
       if (sourceMethod != null) {
         assert sourceMethod != method : method;
-        myName = name = sourceMethod.getParameterList().getParameters()[getIndex()].getName();
+        name = sourceMethod.getParameterList().getParameters()[getIndex()].getName();
       }
 
       if (name == null) {
         PsiParameterStubImpl parameterStub = (PsiParameterStubImpl)getStub();
-        if (!parameterStub.isAutoGeneratedName()) {
-          name = parameterStub.getName();
-        }
+        name = !parameterStub.isAutoGeneratedName() ? parameterStub.getName() : getMirrorName();
+      }
+
+      if (name != null) {
+        myName = name;
       }
     }
+
     return name;
   }
 

java/java-tests/testSrc/com/intellij/psi/ClsRepositoryUseTest.java

@@ -503,6 +503,9 @@ public class ClsRepositoryUseTest extends PsiTestCase {
 
     assertNotNull(parameters[0].getModifierList());
     assertNotNull(parameters[1].getModifierList());
+
+    assertEquals("ints", parameters[0].getName());
+    assertEquals("o", parameters[1].getName());
   }
 
   public void testGenericClass() throws Exception {