IDEA-163405 Migration from Stream API back to for loops: iteration#2

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

@@ -0,0 +1,17 @@
+// "Replace Stream API chain with loop" "true"
+
+import java.util.*;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+public class Main {
+  public static Map<Integer, String> test(List<String> strings) {
+    return strings.stream().filter(s -> !s.isEmpty())
+      .coll<caret>ect(Collectors.toMap(String::length, Function.identity(), String::concat));
+  }
+
+  public static void main(String[] args) {
+    System.out.println(test(Arrays.asList()));
+    System.out.println(test(Arrays.asList("a", "bbb", "cc", "d", "eee", "")));
+  }
+}