StreamToLoop comparator support: insert parentheses if necessary

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamToLoop/afterMaxLambdaTernary.java

@@ -0,0 +1,17 @@
+// "Replace Stream API chain with loop" "true"
+
+import java.util.*;
+
+public class Main {
+  private static Optional<String> max(Map<String, List<String>> dependencies, String fruits, Map<String, String> weights) {
+      boolean seen = false;
+      String best = null;
+      for (String s : dependencies.get(fruits)) {
+          if (!seen || (s.compareTo(best) < 0 ? -1 : s.compareTo(best) > 0 ? 1 : 0) > 0) {
+              seen = true;
+              best = s;
+          }
+      }
+      return seen ? Optional.of(best) : Optional.empty();
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamToLoop/beforeMaxLambdaTernary.java

@@ -0,0 +1,9 @@
+// "Replace Stream API chain with loop" "true"
+
+import java.util.*;
+
+public class Main {
+  private static Optional<String> max(Map<String, List<String>> dependencies, String fruits, Map<String, String> weights) {
+    return dependencies.get(fruits).stream().m<caret>ax((o1, o2) -> o1.compareTo(o2) < 0 ? -1 : o1.compareTo(o2) > 0 ? 1 : 0);
+  }
+}