--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/WINFOArtifact.java	Thu Jan 18 20:10:59 2018 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/WINFOArtifact.java	Thu Jan 18 20:12:01 2018 +0100
@@ -79,7 +79,8 @@
     public static final String ARTIFACT_NAME = "winfo";
 
     /** XPath */
-    public static final String XPATH_STATIC_UI ="/art:result/art:ui/art:static";
+    public static final String XPATH_STATIC_UI =
+        "/art:result/art:ui/art:static";
 
     /** The default number of steps between the start end end of a selected Q
      * range. */
@@ -258,7 +259,8 @@
             log.debug("'free' calculation (km " + refKm + ")");
         }
         else {
-            Gauge gauge = river.determineRefGauge(range, rangeAccess.isRange());
+            Gauge gauge = river.determineRefGauge(
+                range, rangeAccess.isRange());
 
             if (gauge == null) {
                 return error(
@@ -425,7 +427,11 @@
     }
 
     /** Create CalculationResult with data and message with args. */
-    protected static final CalculationResult error(Object data, String msg, Object ... args) {
+    protected static final CalculationResult error(
+        Object data,
+        String msg,
+        Object ... args
+    ) {
         return new CalculationResult(data, new Calculation(msg, args));
     }
 
@@ -728,7 +734,8 @@
             log.debug("range: " + Arrays.toString(range));
         }
 
-        Gauge g = rangeAccess.getRiver().determineRefGauge(range, rangeAccess.isRange());
+        Gauge g = rangeAccess.getRiver().determineRefGauge(
+            range, rangeAccess.isRange());
         if (g == null) {
             log.warn("no gauge found for km: " + range[0]);
             return null;