--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WMSBackgroundState.java	Fri Sep 05 12:54:58 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/states/WMSBackgroundState.java	Fri Sep 05 12:58:17 2014 +0200
@@ -50,14 +50,14 @@
     protected Map<String, String> variables;
 
 
-    private static final Logger logger = Logger.getLogger(WMSBackgroundState.class);
+    private static final Logger log = Logger.getLogger(WMSBackgroundState.class);
 
 
     @Override
     public void setup(Node config) {
         super.setup(config);
 
-        logger.debug("WMSBackgroundState.setup()");
+        log.debug("WMSBackgroundState.setup()");
     }
 
 
@@ -69,7 +69,7 @@
         CallMeta     meta,
         List<Facet>  facets
     ) {
-        logger.debug("WMSBackgroundState.computeInit()");
+        log.debug("WMSBackgroundState.computeInit()");
 
         initVariables(artifact);
 
@@ -82,9 +82,9 @@
         }
 
         if (url == null || layer == null) {
-            logger.warn("No background layers currently configured:");
-            logger.warn("... add config for WMS url: " + XPATH_WMS_URL);
-            logger.warn("... add config for WMS layer: " + XPATH_WMS_LAYER);
+            log.warn("No background layers currently configured:");
+            log.warn("... add config for WMS url: " + XPATH_WMS_URL);
+            log.warn("... add config for WMS layer: " + XPATH_WMS_LAYER);
             return null;
         }