IDEA-161007 Add new inspection to make comparator lambdas use Comparator.comparing() combinators (Currently only simple comparators supported)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/comparatorCombinators/afterSimple.java

@@ -0,0 +1,14 @@
+// "Replace with Comparator.comparing" "true"
+
+import java.util.Comparator;
+import java.util.List;
+
+public class Main {
+  interface Person {
+    String getName();
+  }
+
+  void sort(List<Person> persons) {
+    persons.sort(Comparator.comparing(Person::getName));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/comparatorCombinators/beforeInverted.java

@@ -0,0 +1,13 @@
+// "Replace with Comparator.comparing" "false"
+
+import java.util.List;
+
+public class Main {
+  interface Person {
+    String getName();
+  }
+
+  void sort(List<Person> persons) {
+    persons.sort((p1, p2) -> p2.getNam<caret>e().compareTo(p1.getName()));
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/comparatorCombinators/beforeSimple.java

@@ -0,0 +1,13 @@
+// "Replace with Comparator.comparing" "true"
+
+import java.util.List;
+
+public class Main {
+  interface Person {
+    String getName();
+  }
+
+  void sort(List<Person> persons) {
+    persons.sort((p1, p2) -> p1.getNam<caret>e().compareTo(p2.getName()));
+  }
+}