fixed whitespaces, added hidden submodule file

contrib/xz

@@ -0,0 +1 @@
+Subproject commit 869b9d1b4edd6df07f819d360d306251f8147353

src/IO/LzmaReadBuffer.cpp

@@ -6,11 +6,7 @@ namespace ErrorCodes
 {
     extern const int LZMA_STREAM_DECODER_FAILED;
 }
-LzmaReadBuffer::LzmaReadBuffer(
+LzmaReadBuffer::LzmaReadBuffer(std::unique_ptr<ReadBuffer> in_, size_t buf_size, char * existing_memory, size_t alignment)
-    std::unique_ptr<ReadBuffer> in_, 
-    size_t buf_size, 
-    char * existing_memory, 
-    size_t alignment)
     : BufferWithOwnMemory<ReadBuffer>(buf_size, existing_memory, alignment), in(std::move(in_))
 {
     lstr = LZMA_STREAM_INIT;
@@ -27,7 +23,8 @@ LzmaReadBuffer::LzmaReadBuffer(
     // lzma does not provide api for converting error code to string unlike zlib
     if (ret != LZMA_OK)
         throw Exception(
-            std::string("lzma_stream_decoder initialization failed: error code: ") + std::to_string(ret) + "; lzma version: " + LZMA_VERSION_STRING,
+            std::string("lzma_stream_decoder initialization failed: error code: ") + std::to_string(ret)
+                + "; lzma version: " + LZMA_VERSION_STRING,
             ErrorCodes::LZMA_STREAM_DECODER_FAILED);
 }
 
@@ -39,9 +36,8 @@ LzmaReadBuffer::~LzmaReadBuffer()
 bool LzmaReadBuffer::nextImpl()
 {
     if (eof)
-    {
         return false;
-    }
+
 
     if (!lstr.avail_in)
     {
@@ -63,15 +59,23 @@ bool LzmaReadBuffer::nextImpl()
         {
             eof = true;
             return working_buffer.size() != 0;
-        } else {
+        }
-            throw Exception(ErrorCodes::LZMA_STREAM_DECODER_FAILED, 
+        else
-        "lzma decoder finished, but stream is still alive: error code: {}; lzma version: {}", ret, LZMA_VERSION_STRING); 
+        {
+            throw Exception(
+                ErrorCodes::LZMA_STREAM_DECODER_FAILED,
+                "lzma decoder finished, but stream is still alive: error code: {}; lzma version: {}",
+                ret,
+                LZMA_VERSION_STRING);
         }
     }
 
     if (ret != LZMA_OK)
-        throw Exception(ErrorCodes::LZMA_STREAM_DECODER_FAILED,
+        throw Exception(
-    "lzma_stream_decoder failed: error code: error codeL {}; lzma version: {}", ret, LZMA_VERSION_STRING);
+            ErrorCodes::LZMA_STREAM_DECODER_FAILED,
+            "lzma_stream_decoder failed: error code: error codeL {}; lzma version: {}",
+            ret,
+            LZMA_VERSION_STRING);
 
     return true;
 }

src/IO/LzmaReadBuffer.h

@@ -30,5 +30,4 @@ private:
     lzma_stream lstr;
     bool eof;
 };
-
 }

src/IO/LzmaWriteBuffer.cpp

@@ -1,20 +1,16 @@
 #include <IO/LzmaWriteBuffer.h>
 
 
-namespace DB {
+namespace DB
+{
 namespace ErrorCodes
 {
     extern const int LZMA_STREAM_ENCODER_FAILED;
 }
 
 LzmaWriteBuffer::LzmaWriteBuffer(
-        std::unique_ptr<WriteBuffer> out_,
+    std::unique_ptr<WriteBuffer> out_, int compression_level, size_t buf_size, char * existing_memory, size_t alignment)
-        int compression_level,
+    : BufferWithOwnMemory<WriteBuffer>(buf_size, existing_memory, alignment), out(std::move(out_))
-        size_t buf_size,
-        char * existing_memory,
-        size_t alignment)
-    : BufferWithOwnMemory<WriteBuffer>(buf_size, existing_memory, alignment)
-    , out(std::move(out_))
 {
     lstr = LZMA_STREAM_INIT;
     lstr.allocator = nullptr;
@@ -26,19 +22,21 @@ LzmaWriteBuffer::LzmaWriteBuffer(
     // options for further compression
     lzma_options_lzma opt_lzma2;
     if (lzma_lzma_preset(&opt_lzma2, compression_level))
-        throw Exception(std::string("lzma preset failed: ") + "; lzma version: " + LZMA_VERSION_STRING, ErrorCodes::LZMA_STREAM_ENCODER_FAILED);
+        throw Exception(
+            std::string("lzma preset failed: ") + "; lzma version: " + LZMA_VERSION_STRING, ErrorCodes::LZMA_STREAM_ENCODER_FAILED);
 
 
     lzma_filter filters[] = {
-		{ .id = LZMA_FILTER_X86, .options = NULL },
+        {.id = LZMA_FILTER_X86, .options = NULL},
-		{ .id = LZMA_FILTER_LZMA2, .options = &opt_lzma2 },
+        {.id = LZMA_FILTER_LZMA2, .options = &opt_lzma2},
-        { .id = LZMA_VLI_UNKNOWN, .options = NULL },
+        {.id = LZMA_VLI_UNKNOWN, .options = NULL},
     };
     lzma_ret ret = lzma_stream_encoder(&lstr, filters, LZMA_CHECK_CRC64);
 
     if (ret != LZMA_OK)
-        throw Exception(std::string("lzma stream encoder init failed: ") + std::to_string(ret) + "; lzma version: " + LZMA_VERSION_STRING, ErrorCodes::LZMA_STREAM_ENCODER_FAILED);
+        throw Exception(
-     
+            std::string("lzma stream encoder init failed: ") + std::to_string(ret) + "; lzma version: " + LZMA_VERSION_STRING,
+            ErrorCodes::LZMA_STREAM_ENCODER_FAILED);
 }
 
 LzmaWriteBuffer::~LzmaWriteBuffer()
@@ -48,7 +46,8 @@ LzmaWriteBuffer::~LzmaWriteBuffer()
         finish();
 
         lzma_end(&lstr);
-    } catch (...)
+    }
+    catch (...)
     {
         tryLogCurrentException(__PRETTY_FUNCTION__);
     }
@@ -74,12 +73,13 @@ void LzmaWriteBuffer::nextImpl()
         out->position() = out->buffer().end() - lstr.avail_out;
 
 
-
         if (ret == LZMA_STREAM_END)
             return;
 
         if (ret != LZMA_OK)
-            throw Exception(std::string("lzma stream encoding failed: ") + "; lzma version: " + LZMA_VERSION_STRING, ErrorCodes::LZMA_STREAM_ENCODER_FAILED);
+            throw Exception(
+                std::string("lzma stream encoding failed: ") + "; lzma version: " + LZMA_VERSION_STRING,
+                ErrorCodes::LZMA_STREAM_ENCODER_FAILED);
 
     } while (lstr.avail_in > 0 || lstr.avail_out == 0);
 }
@@ -109,9 +109,10 @@ void LzmaWriteBuffer::finish()
         }
 
         if (ret != LZMA_OK)
-            throw Exception(std::string("lzma stream encoding failed: ") + "; lzma version: " + LZMA_VERSION_STRING, ErrorCodes::LZMA_STREAM_ENCODER_FAILED);
+            throw Exception(
+                std::string("lzma stream encoding failed: ") + "; lzma version: " + LZMA_VERSION_STRING,
+                ErrorCodes::LZMA_STREAM_ENCODER_FAILED);
 
     } while (lstr.avail_out == 0);
 }
-
 }

src/IO/LzmaWriteBuffer.h

@@ -1,12 +1,12 @@
 #pragma once
 
-#include <IO/WriteBuffer.h>
 #include <IO/BufferWithOwnMemory.h>
+#include <IO/WriteBuffer.h>
 
 #include <lzma.h>
 
-namespace DB {
+namespace DB
-
+{
 /// Performs compression using lzma library and writes compressed data to out_ WriteBuffer.
 class LzmaWriteBuffer : public BufferWithOwnMemory<WriteBuffer>
 {
@@ -23,11 +23,10 @@ public:
     ~LzmaWriteBuffer() override;
 
 private:
-void nextImpl() override;
+    void nextImpl() override;
 
-std::unique_ptr<WriteBuffer> out;
+    std::unique_ptr<WriteBuffer> out;
-lzma_stream lstr;
+    lzma_stream lstr;
-bool finished = false;
+    bool finished = false;
 };
-
 }