Type constant

src/main/java/sh/libre/scim/storage/ScimStorageProviderFactory.java

@@ -22,6 +22,7 @@ import sh.libre.scim.core.GroupAdapter;
 import sh.libre.scim.core.ScimDispatcher;
 import sh.libre.scim.core.UserAdapter;
 
+import java.time.Duration;
 import java.util.Date;
 import java.util.List;
 
@@ -176,6 +177,6 @@ public class ScimStorageProviderFactory
 
                 });
             }
-        }, 30000, "scim-background");
+        }, Duration.ofSeconds(30).toMillis(), "scim-background");
     }
 }