public Long zInterStore(byte[] destKey, byte[]... sets) {
   try {
     if (isPipelined()) {
       pipeline(pipeline.zinterstore(destKey, sets.length, sets));
       return null;
     }
     return client.zinterstore(destKey, sets.length, sets).data();
   } catch (Exception ex) {
     throw convertSrpAccessException(ex);
   }
 }
 @Test
 public void zinterstore() {
   rc.del(a("zset1", "zset2"));
   eq(1, rc.zadd(a("zset1", "1", "one")));
   eq(1, rc.zadd(a("zset1", "2", "two")));
   eq(1, rc.zadd(a("zset2", "1", "one")));
   eq(1, rc.zadd(a("zset2", "2", "two")));
   eq(1, rc.zadd(a("zset2", "3", "three")));
   eq(2, rc.zinterstore(a("out", "2", "zset1", "zset2", WEIGHTS, "2", "3")));
   eq(a("one", "5", "two", "10"), rc.zrange("out", "0", "-1", WITHSCORES));
 }