--- a/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/DatacageTwinPanel.java	Thu Jan 18 20:10:59 2018 +0100
+++ b/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/DatacageTwinPanel.java	Thu Jan 18 20:12:01 2018 +0100
@@ -74,11 +74,13 @@
 
     /** Service handle to clone and add artifacts to collection. */
     LoadArtifactServiceAsync loadArtifactService = GWT.create(
-            org.dive4elements.river.client.client.services.LoadArtifactService.class);
+        org.dive4elements.river.client.client.services
+        .LoadArtifactService.class);
 
     /** Service to remove artifacts from collection. */
     RemoveArtifactServiceAsync removeArtifactService = GWT.create(
-            org.dive4elements.river.client.client.services.RemoveArtifactService.class);
+        org.dive4elements.river.client.client.services
+        .RemoveArtifactService.class);
 
 
     public DatacageTwinPanel(User user) {
@@ -116,7 +118,10 @@
      * @param from string in format as shown above.
      * @return recommendation from input string.
      */
-    public Recommendation createRecommendationFromString(String from, String factory) {
+    public Recommendation createRecommendationFromString(
+        String from,
+        String factory
+    ) {
         // TODO Construct "real" filter.
         String[] parts = unbracket(from).split(";");
         Recommendation.Filter filter = new Recommendation.Filter();
@@ -160,7 +165,8 @@
 
 
     /**
-     * Creates the graphical representation and interaction widgets for the data.
+     * Creates the graphical representation and interaction widgets
+     * for the data.
      * @param dataList the data.
      * @return graphical representation and interaction widgets for data.
      */
@@ -189,7 +195,9 @@
         Data data     = dataList.get(0);
         this.dataName = data.getLabel();
         for (int i = 0; i < dataList.size(); i++) {
-            if (dataList.get(i) != null && dataList.get(i).getItems() != null) {
+            if (dataList.get(i) != null
+                && dataList.get(i).getItems() != null
+            ) {
                 if (dataList.get(i).getItems() != null) {
                     populateGridFromString(
                         dataList.get(i).getItems()[0].getStringValue(),
@@ -258,7 +266,9 @@
                 @Override
                 public void onRecordClick(final RecordClickEvent event) {
                     // Just handle remove-clicks
-                    if(!event.getField().getName().equals(removeField.getName())) {
+                    if(!event.getField().getName()
+                        .equals(removeField.getName())
+                    ) {
                         return;
                     }
                     trackRemoved(event.getRecord());
@@ -285,7 +295,8 @@
      */
     public void adjustRecommendation(Recommendation recommendation) {
         // XXX: THIS IS AN EVIL HACK TO MAKE W-DIFFERENCES WORK AGAIN!
-        // TODO: Throw all this code away and do it with server side recommendations!
+        // TODO: Throw all this code away and do it with server side
+        // recommendations!
         recommendation.setTargetOut("w_differences");
 
         if (recommendation.getIDs() != null) {
@@ -350,8 +361,10 @@
             }
         }
 
-        final Recommendation[] toClone = ar.toArray(new Recommendation[ar.size()]);
-        final Recommendation[] toUse   = all.toArray(new Recommendation[all.size()]);
+        final Recommendation[] toClone = ar.toArray(
+            new Recommendation[ar.size()]);
+        final Recommendation[] toUse   = all.toArray(
+            new Recommendation[all.size()]);
 
         // Find out whether "old" artifacts have to be removed.
         List<String> artifactIdsToRemove = new ArrayList<String>();
@@ -360,10 +373,14 @@
             Recommendation second = rp.getSecond();
 
             for (Recommendation recommendation: toUse) {
-                if (first != null && first.getIDs().equals(recommendation.getIDs())) {
+                if (first != null
+                    && first.getIDs().equals(recommendation.getIDs())
+                ) {
                     first = null;
                 }
-                if (second != null && second.getIDs().equals(recommendation.getIDs())) {
+                if (second != null
+                    && second.getIDs().equals(recommendation.getIDs())
+                ) {
                     second = null;
                 }
 
@@ -469,7 +486,10 @@
     }
 
 
-    protected String createDataString(String artifact, Recommendation recommendation) {
+    protected String createDataString(
+        String artifact,
+        Recommendation recommendation
+    ) {
         return createDataString(artifact, recommendation, "staticwkms");
     }