[PATCH 2 of 6] (issue1353) Add method to model to gauge by number and river name

[Wald Commits]

# HG changeset patch
# User Andre Heinecke <aheinecke at intevation.de>
# Date 1376575074 -7200
# Node ID a895eb07a7dc8c8b47a7386b1c28388d22862650
# Parent  9da2298ae38081336bfb890841272099ee06f9a1
(issue1353) Add method to model to gauge by number and river name

diff -r 9da2298ae380 -r a895eb07a7dc backend/src/main/java/org/dive4elements/river/model/Gauge.java
--- a/backend/src/main/java/org/dive4elements/river/model/Gauge.java	Thu Aug 15 15:57:13 2013 +0200
+++ b/backend/src/main/java/org/dive4elements/river/model/Gauge.java	Thu Aug 15 15:57:54 2013 +0200
@@ -223,7 +223,6 @@
         this.mainValues = mainValues;
     }
 
-
     public static Gauge getGaugeByOfficialNumber(long number) {
         Session session = SessionHolder.HOLDER.get();
 
@@ -237,6 +236,21 @@
         return results.isEmpty() ? null : results.get(0);
     }
 
+    public static Gauge getGaugeByOfficialNumber(long number, String river_name) {
+        Session session = SessionHolder.HOLDER.get();
+
+        Query query = session.createQuery(
+            "from Gauge as gau " +
+            "where gau.officialNumber=:number and gau.river.name=:river_name");
+
+        query.setParameter("number", number);
+        query.setParameter("river_name", river_name);
+
+        List<Gauge> results = query.list();
+
+        return results.isEmpty() ? null : results.get(0);
+    }
+
 
     public DischargeTable fetchMasterDischargeTable() {
         for (DischargeTable dt: dischargeTables) {