Java8CollectionsApiInspection is split into 4 separate inspections

java/java-tests/testData/inspection/java8MapGet/afterComputeIfAbsent.java

@@ -0,0 +1,11 @@
+// "Replace with 'computeIfAbsent' method call" "true"
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+public class Main {
+  public void testMap(Map<String, List<String>> map, String key, String value) {
+      List<String> list = map.computeIfAbsent(key, k -> new ArrayList<>());
+      list.add(value);
+  }
+}