From ca93b88cfbafba43a7d2bb3e4f4e766127fe9fe7 Mon Sep 17 00:00:00 2001
From: Avi Kivity <avi@scylladb.com>
Date: Sat, 5 Jan 2019 17:04:16 +0200
Subject: [PATCH] sstables: writer.hh: add some forward declarations

This makes the header less dependent on previously-included headers.
---
 sstables/writer.hh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sstables/writer.hh b/sstables/writer.hh
index f7bc0ea877..0e00526f07 100644
--- a/sstables/writer.hh
+++ b/sstables/writer.hh
@@ -34,6 +34,10 @@
 
 namespace sstables {
 
+class index_sampling_state;
+class compression;
+class metadata_collector;
+
 class file_writer {
     output_stream<char> _out;
     writer_offset_tracker _offset;