Warn about using only the first instrumenter

2013-05-13 17:42:56 +04:00
parent f2bf2317f8
commit de7fd88373
1 changed files with 5 additions and 1 deletions
@@ -133,7 +133,11 @@ public class Preloader {
        ServiceLoader<Instrumenter> loader = ServiceLoader.load(Instrumenter.class, withInstrumenter);
        Iterator<Instrumenter> instrumenters = loader.iterator();
        if (instrumenters.hasNext()) {
-            return instrumenters.next();
+            Instrumenter instrumenter = instrumenters.next();
+            if (instrumenters.hasNext()) {
+                System.err.println("PRELOADER WARNING: Only the first instrumenter is used: " + instrumenter.getClass());
+            }
+            return instrumenter;
        }
        else {
            System.err.println("PRELOADER WARNING: No instrumenters found");