1 files changed, 12 insertions, 3 deletions
diff --git a/src/main/scala/cake/services.scala b/src/main/scala/cake/services.scala
index ed28203..b171165 100644
--- a/src/main/scala/cake/services.scala
+++ b/src/main/scala/cake/services.scala
@@ -2,15 +2,24 @@ package cake.services
 
 trait HasApplication {
   type ApplicationType
-  val application: ApplicationType
+  val application: ApplicationType with IApplication
+  trait IApplication {
+    def run (): Unit
+  }
 }
 
 trait HasDatabase {
   type DatabaseType
-  val database: DatabaseType
+  val database: DatabaseType with IDatabase
+  trait IDatabase {
+    def query (search: String): String
+  }
 }
 
 trait HasLogger {
   type LoggerType
-  val logger: LoggerType
+  val logger: LoggerType with ILogger
+  trait ILogger {
+    def log (msg: String): Unit
+  }
 }