type migration: don't process statement body when only condition is to be migrated (IDEA-197635)

java/java-tests/testData/codeInspection/makeTypeGeneric/AvoidUnrelatedWarnings.java

@@ -0,0 +1,27 @@
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.List;
+
+import java.util.stream.Collectors;
+
+class ChangeIteratorTypeFail {
+
+    private static void test(List<String> greeting) {
+
+        final String[] helloBugArray = new String[] { "Hello", ",", " ", "bug", "!" };
+
+        Ite<caret>rator iterator = greeting.iterator();
+
+        while (iterator.hasNext()) {
+            String userGreeting = (String) iterator.next();
+            System.out.println(userGreeting);
+
+            String bugGreeting = Arrays
+                .stream(helloBugArray, 0, helloBugArray.length)
+                .collect(Collectors.joining(""));
+
+            System.out.println(bugGreeting);
+        }
+    }
+
+}

java/java-tests/testData/codeInspection/makeTypeGeneric/AvoidUnrelatedWarnings_after.java

@@ -0,0 +1,27 @@
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.List;
+
+import java.util.stream.Collectors;
+
+class ChangeIteratorTypeFail {
+
+    private static void test(List<String> greeting) {
+
+        final String[] helloBugArray = new String[] { "Hello", ",", " ", "bug", "!" };
+
+        Iterator<String> iterator = greeting.iterator();
+
+        while (iterator.hasNext()) {
+            String userGreeting = (String) iterator.next();
+            System.out.println(userGreeting);
+
+            String bugGreeting = Arrays
+                .stream(helloBugArray, 0, helloBugArray.length)
+                .collect(Collectors.joining(""));
+
+            System.out.println(bugGreeting);
+        }
+    }
+
+}