StreamToLoopInspection: support Iterable.forEach()

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

@@ -0,0 +1,22 @@
+// "Fix all 'Stream API call chain can be replaced with loop' problems in file" "true"
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.function.Function;
+import java.util.stream.Stream;
+
+public class Main {
+  public void testCast(Object obj, List<Object> list) {
+      for (Number n : ((Iterable<Number>) obj)) {
+          list.add(n);
+      }
+  }
+
+  public static void main(String[] args) {
+    List<String> list = Arrays.asList("a", "b");
+      for (String s : list) {
+          System.out.println(s);
+      }
+  }
+}

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

@@ -0,0 +1,18 @@
+// "Fix all 'Stream API call chain can be replaced with loop' problems in file" "true"
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.function.Function;
+import java.util.stream.Stream;
+
+public class Main {
+  public void testCast(Object obj, List<Object> list) {
+    ((Iterable<Number>)obj).forE<caret>ach(n -> list.add(n));
+  }
+
+  public static void main(String[] args) {
+    List<String> list = Arrays.asList("a", "b");
+    list.forEach(System.out::println);
+  }
+}