Ejemplo n.º 1
0
 public byte[] QueuePopFront(string alias)
 {
     using (var content = new qdb_buffer(_handle))
     {
         var error = qdb_api.qdb_queue_pop_front(_handle, alias, out content.Pointer, out content.Size);
         QdbExceptionThrower.ThrowIfNeeded(error);
         return content.GetBytes();
     }
 }
Ejemplo n.º 2
0
 public byte[] BlobGetAndRemove(string alias)
 {
     using (var content = new qdb_buffer(_handle))
     {
         var error = qdb_api.qdb_get_and_remove(_handle, alias, out content.Pointer, out content.Size);
         QdbExceptionThrower.ThrowIfNeeded(error);
         return content.GetBytes();
     }
 }
Ejemplo n.º 3
0
        public byte[] BlobGetAndUpdate(string alias, byte[] content, DateTime? expiryTime)
        {
            using (var oldContent = new qdb_buffer(_handle))
            {
                var error = qdb_api.qdb_get_and_update(_handle, alias,
                    content, (IntPtr)content.LongLength,
                    qdb_time.FromOptionalDateTime(expiryTime),
                    out oldContent.Pointer, out oldContent.Size);

                QdbExceptionThrower.ThrowIfNeeded(error);
                return oldContent.GetBytes();
            }
        }
Ejemplo n.º 4
0
        public byte[] BlobCompareAndSwap(string alias, byte[] content, byte[] comparand, DateTime? expiryTime)
        {
            using (var oldContent = new qdb_buffer(_handle))
            {
                var error = qdb_api.qdb_compare_and_swap(_handle, alias,
                    content, (IntPtr)content.LongLength,
                    comparand, (IntPtr)comparand.LongLength,
                    qdb_time.FromOptionalDateTime(expiryTime),
                    out oldContent.Pointer, out oldContent.Size);

                switch (error)
                {
                    case qdb_error.qdb_e_ok:
                        return null;

                    case qdb_error.qdb_e_unmatched_content:
                        return oldContent.GetBytes();

                    default:
                        throw QdbExceptionFactory.Create(error);
                }
            }
        }