disable lambda -> methref for qualified new expressions (IDEA-147054)

java/java-analysis-impl/src/com/intellij/codeInspection/LambdaCanBeMethodReferenceInspection.java

@@ -124,6 +124,10 @@ public class LambdaCanBeMethodReferenceInspection extends BaseJavaBatchLocalInsp
           }
           if (!(element instanceof PsiMethod)) {
             LOG.assertTrue(callExpression instanceof PsiNewExpression);
+            if (((PsiNewExpression)callExpression).getQualifier() != null) {
+              return null;
+            }
+
             final PsiExpression[] dims = ((PsiNewExpression)callExpression).getArrayDimensions();
             if (dims.length == 1 && parameters.length == 1){
               if (!resolvesToParameter(dims[0], parameters[0])) {
@@ -170,7 +174,7 @@ public class LambdaCanBeMethodReferenceInspection extends BaseJavaBatchLocalInsp
     }
 
     if (expressions.length == 0 && parameters.length == 0) {
-      return true;
+      return !(callExpression instanceof PsiNewExpression && qualifier != null);
     }
 
     final int offset = parameters.length - calledParametersCount;

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/lambda2methodReference/beforeConstructorRefWithQualifier.java

@@ -0,0 +1,17 @@
+// "Replace lambda with method reference" "false"
+class OuterClass {
+  class InnerClass {
+    public InnerClass() {
+    }
+  }
+
+  public static void foo() {
+    final OuterClass outerClassInstance = new OuterClass();
+
+    doSomethingWithRunnable(() -> outerClassInstance.new Inner<caret>Class());
+  }
+
+  static void doSomethingWithRunnable(Runnable runnable) {
+    runnable.run();
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/lambda2methodReference/beforeConstructorRefWithQualifierNoConstructor.java

@@ -0,0 +1,14 @@
+// "Replace lambda with method reference" "false"
+class OuterClass {
+  class InnerClass { }
+
+  public static void foo() {
+    final OuterClass outerClassInstance = new OuterClass();
+
+    doSomethingWithRunnable(() -> outerClassInstance.new Inner<caret>Class());
+  }
+
+  static void doSomethingWithRunnable(Runnable runnable) {
+    runnable.run();
+  }
+}