From 7474492caad7baf3eba7b9e0b33922963de632f8 Mon Sep 17 00:00:00 2001
From: Scott Ostler <sbsotler@gmail.com>
Date: Sat, 26 Mar 2011 13:52:18 -0400
Subject: added try-catch to fetch-redis-zset

---
 src/datalayer.clj | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

(limited to 'src')

diff --git a/src/datalayer.clj b/src/datalayer.clj
index 6a7995f..255a239 100644
--- a/src/datalayer.clj
+++ b/src/datalayer.clj
@@ -146,14 +146,18 @@ WHERE  u.nick = ANY(?)"
   (str "hall:daily:" (format-yyyymmdd date)))
 
 (defn fetch-redis-zset [key symbol offset num]
-  (for [t (with-jedis
-            #(.zrevrangeWithScores %
-                                   key
-                                   offset
-                                   (+ offset num 1)))
-        :when (> (int (.getScore t)) 0)]
-    {symbol (.getElement t)
-     :score (int (.getScore t))}))
+  (try
+    (for [t (with-jedis
+              #(.zrevrangeWithScores %
+                                     key
+                                     offset
+                                     (+ offset num 1)))
+          :when (> (int (.getScore t)) 0)]
+      {symbol (.getElement t)
+       :score (int (.getScore t))})
+    (catch Exception e
+      (println "jedis exception" e)
+      [])))
 
 (defn fetch-redis-daily-hall [date offset num user-id]
   (let [msg-ids  (fetch-redis-zset (redis-daily-hall-key date)
-- 
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