--- a/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/ParameterMatrixPanel.java	Thu Jan 18 18:34:41 2018 +0100
+++ b/gwt-client/src/main/java/org/dive4elements/river/client/client/ui/ParameterMatrixPanel.java	Fri Jan 19 11:23:42 2018 +0100
@@ -130,7 +130,8 @@
                 DataItem item  = items[j];
                 Label    value = new Label(item.getLabel());
 
-                value.setValign(com.smartgwt.client.types.VerticalAlignment.TOP);
+                value.setValign(
+                    com.smartgwt.client.types.VerticalAlignment.TOP);
                 value.setWidth(130);
                 value.setHeight(15);
 
@@ -206,7 +207,9 @@
         List<String> errors = new ArrayList<String>();
         // Early stop on one (only) error.
         boolean ok = false;
-        for (Map.Entry<String, List<String>> entry : matrix.getSelection().entrySet()) {
+        for (Map.Entry<String, List<String>> entry:
+                 matrix.getSelection().entrySet()
+        ) {
             /* single entries are allowed!!
                 if (entry.getValue() == null || entry.getValue().size() == 0) {
                     errors.add(MESSAGES.error_values_needed());