--- a/gwt-client/src/main/java/org/dive4elements/river/client/shared/model/VegetationZoneServerClientXChange.java	Wed Sep 26 15:48:05 2018 +0200
+++ b/gwt-client/src/main/java/org/dive4elements/river/client/shared/model/VegetationZoneServerClientXChange.java	Thu Sep 27 18:06:26 2018 +0200
@@ -45,14 +45,16 @@
         }
         for (final String[] zone : results) {
 
-            final VegetationZoneServerClientXChange helper = new VegetationZoneServerClientXChange(zone[0], Integer.valueOf(zone[1]), Integer.valueOf(zone[2]), zone[3]);
+            final VegetationZoneServerClientXChange helper = new VegetationZoneServerClientXChange(zone[0], Integer.valueOf(zone[1]), Integer.valueOf(zone[2]),
+                    zone[3]);
             resultList.add(helper);
         }
 
         return resultList;
     }
 
-    public static VegetationZoneServerClientXChange createFromTableEntry(final String zone, final String min_day_overflow, final String max_day_overflow, final String hexColor) {
+    public static VegetationZoneServerClientXChange createFromTableEntry(final String zone, final String min_day_overflow, final String max_day_overflow,
+            final String hexColor) {
         return new VegetationZoneServerClientXChange(zone, Integer.valueOf(min_day_overflow), Integer.valueOf(max_day_overflow), hexColor); // Error-Handling?
     }
 
@@ -159,7 +161,7 @@
         treeList.addAll(list);
         int lowerCompare = lower;
         for (final VegetationZoneServerClientXChange zone : treeList) {
-            if (zone.getLowerFromTo() > (lowerCompare + 1)) { // nicht inklusiv
+            if (zone.getLowerFromTo() > (lowerCompare)) { // nicht inklusiv
                 return true;
             }
             lowerCompare = zone.getUpperFromTo();
@@ -176,12 +178,12 @@
 
         final int upper = getUpperFromTo();
         final int lower = getLowerFromTo();
-        final int otherSchwerpunkt = (otherLower + otherUpper) / 2;
-        if ((otherUpper <= upper && otherUpper >= lower)) {
+        // final int otherSchwerpunkt = (otherLower + otherUpper) / 2;
+        if ((otherUpper <= upper && otherUpper > lower)) {
             return true;
-        } else if (otherLower >= lower && otherLower <= upper) {
+        } else if (otherLower >= lower && otherLower < upper) {
             return true;
-        } else if (otherSchwerpunkt >= (lower) && otherSchwerpunkt <= (upper)) {
+        } else if (otherLower == lower && otherUpper == upper) {
             return true;
         }
         return false;