1 files changed, 41 insertions, 0 deletions
diff --git a/src/compressor/lz4/CompressionPluginLZ4.h b/src/compressor/lz4/CompressionPluginLZ4.h
new file mode 100644
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+++ b/src/compressor/lz4/CompressionPluginLZ4.h
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+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2017 XSKY Inc.
+ *
+ * Author: Haomai Wang <haomaiwang@gmail.com>
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *
+ */
+
+#ifndef CEPH_COMPRESSION_PLUGIN_LZ4_H
+#define CEPH_COMPRESSION_PLUGIN_LZ4_H
+
+// -----------------------------------------------------------------------------
+#include "ceph_ver.h"
+#include "compressor/CompressionPlugin.h"
+#include "LZ4Compressor.h"
+// -----------------------------------------------------------------------------
+
+class CompressionPluginLZ4 : public CompressionPlugin {
+
+public:
+
+  explicit CompressionPluginLZ4(CephContext* cct) : CompressionPlugin(cct)
+  {}
+
+  int factory(CompressorRef *cs, std::ostream *ss) override {
+    if (compressor == 0) {
+      LZ4Compressor *interface = new LZ4Compressor(cct);
+      compressor = CompressorRef(interface);
+    }
+    *cs = compressor;
+    return 0;
+  }
+};
+
+#endif