From b2ccb23a541d5d927696385bdf96beb7f99348b2 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Mon, 1 Jun 2015 12:22:18 +1200
Subject: Manage server settings record

---
 src/org/traccar/database/QueryBuilder.java | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/org/traccar/database/QueryBuilder.java')

diff --git a/src/org/traccar/database/QueryBuilder.java b/src/org/traccar/database/QueryBuilder.java
index a35b07fee..386ed86d7 100644
--- a/src/org/traccar/database/QueryBuilder.java
+++ b/src/org/traccar/database/QueryBuilder.java
@@ -201,6 +201,15 @@ public class QueryBuilder {
         public void process(T object, ResultSet resultSet) throws SQLException;
     }
     
+    public <T extends Factory> T executeQuerySingle(T prototype) throws SQLException {
+        Collection<T> result = executeQuery(prototype);
+        if (!result.isEmpty()) {
+            return result.iterator().next();
+        } else {
+            return null;
+        }
+    }
+    
     public <T extends Factory> Collection<T> executeQuery(T prototype) throws SQLException {
         List<T> result = new LinkedList<T>();
         
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