Bugfix: Avoid infinite loop in binary search

The binary search function was missing the case,
when the value to be compared matches a value in the NCList.
This resulted in the thread to be stuck in an infinite loop

docker-compose.yml

@@ -43,7 +43,7 @@ services:
   hdf5server:
     image: docker.artifactory.imp.ac.at/nordborglab/gwaportal/gwaportal-gwas-server:master
     volumes:
-      - /net/gmi.oeaw.ac.at/gwasapp/DATA_NEW_BROWSER/:/mnt
+      - /mnt/gwasapp/DATA_NEW_BROWSER/:/mnt
     ports:
       - 8001:8000
     environment:

src/genophenbrowser-server/src/main/java/com/gmi/nordborglab/browser/server/data/annotation/JBrowseChrTrackData.java

@@ -132,13 +132,17 @@ private int binarySearch(List<NCListItem> list, Long value) {
             NCListItem item = list.get(mid);
 
             Long cmp = item.getEnd();
-            if (cmp > value)
+            if (cmp > value) {
                 high = mid;
-            else if (cmp < value)
+            }
+            else if (cmp < value) {
                 low = mid;
+            }
+            else {
+                high = mid;
+                break;
+            }
         }
-        NCListItem valueToCompare = new NCListItem();
-        valueToCompare.setStart(value);
         return high;  // key not found
     }