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Reformat all code to coding standard
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Andrew Hutchings
@ -39,50 +39,51 @@ namespace idbdatafile
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class IDBPolicy
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{
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public:
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/**
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* Define the contexts recognized by IDBPolicy. The same file may be
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* opened as a different type depending on the context (for ex. data
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* files are buffered in WriteEngine and Unbuffered in PrimProc).
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*/
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enum Contexts {
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PRIMPROC,
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WRITEENG
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};
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/**
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* Define the contexts recognized by IDBPolicy. The same file may be
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* opened as a different type depending on the context (for ex. data
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* files are buffered in WriteEngine and Unbuffered in PrimProc).
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*/
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enum Contexts
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{
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PRIMPROC,
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WRITEENG
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};
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/**
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* Config the IDBPolicy based on the Columnstore.xml
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*/
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static void configIDBPolicy();
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/**
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* Config the IDBPolicy based on the Columnstore.xml
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*/
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static void configIDBPolicy();
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/**
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* Initialize the IDBDataFile subsystem. This should be called once
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* by the main thread of the application prior to any other use of the
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* library.
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* bEnableLogging -- for debug only.
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* bUseRdwrMemBuffer -- If true, use Memory Buffered files (class HdfsRdwrMemBuffer) until hdfsRdwrBufferMaxSize
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/**
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* Initialize the IDBDataFile subsystem. This should be called once
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* by the main thread of the application prior to any other use of the
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* library.
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* bEnableLogging -- for debug only.
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* bUseRdwrMemBuffer -- If true, use Memory Buffered files (class HdfsRdwrMemBuffer) until hdfsRdwrBufferMaxSize
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* memory is used, then switch to file buffering until mem used is below hdfsRdwrBufferMaxSize.
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* hdfsRdwrScratch -- where to store file-buffered HDFS files (class HdfsRdwrFileBuffer) - it should name
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* a writable directory with sufficient space to store all needed buffers (size-TBD?).
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* hdfsRdwrBufferMaxSize -- When RdwrMemBuffers get this big, switch to file buffers .
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*/
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static void init( bool bEnableLogging, bool bUseRdwrMemBuffer, const std::string& hdfsRdwrScratch, int64_t hdfsRdwrBufferMaxSize );
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* a writable directory with sufficient space to store all needed buffers (size-TBD?).
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* hdfsRdwrBufferMaxSize -- When RdwrMemBuffers get this big, switch to file buffers .
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*/
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static void init( bool bEnableLogging, bool bUseRdwrMemBuffer, const std::string& hdfsRdwrScratch, int64_t hdfsRdwrBufferMaxSize );
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/**
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* Load a new filetype plugin. Return value indicates success(true)
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* or failure (false)
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*/
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static bool installPlugin(const std::string& plugin);
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/**
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* Load a new filetype plugin. Return value indicates success(true)
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* or failure (false)
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*/
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static bool installPlugin(const std::string& plugin);
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/**
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* Accessor method that returns whether or not HDFS is enabled
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*/
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static bool useHdfs();
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/**
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* Accessor method that returns whether or not HDFS is enabled
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*/
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static bool useHdfs();
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/**
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* Accessor method that returns whether to use HDFS memory buffers
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*/
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static bool useRdwrMemBuffer();
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/**
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* Accessor method that returns whether to use HDFS memory buffers
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*/
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static bool useRdwrMemBuffer();
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/**
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* Accessor method that returns the max amount of mem buff to use before switching to file buffering
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@ -95,47 +96,47 @@ public:
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static const std::string& hdfsRdwrScratch();
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/**
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* getType() returns the proper IDBDataFile::Types for a file given a
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* path for the path and a context in which it will be interacted with.
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*/
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static IDBDataFile::Types getType( const std::string& path, Contexts ctxt );
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* getType() returns the proper IDBDataFile::Types for a file given a
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* path for the path and a context in which it will be interacted with.
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*/
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static IDBDataFile::Types getType( const std::string& path, Contexts ctxt );
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/**
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* getFs() returns a reference to the proper IDBFileSystem instance that
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* is able to interact with the file/directory specified by path
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*/
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static IDBFileSystem& getFs( const std::string& path );
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/**
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* getFs() returns a reference to the proper IDBFileSystem instance that
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* is able to interact with the file/directory specified by path
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*/
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static IDBFileSystem& getFs( const std::string& path );
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/**
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* These are convenience functions that simplify the syntax required to
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* make a filesystem call. Each of the calls determines the proper
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* FileSystem to reference for the specified path and then performs the
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* actual call. Documentation for these will not be duplicated here -
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* please see IDBFileSystem.h.
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*/
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static int mkdir(const char *pathname);
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static off64_t size(const char* path);
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/**
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* These are convenience functions that simplify the syntax required to
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* make a filesystem call. Each of the calls determines the proper
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* FileSystem to reference for the specified path and then performs the
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* actual call. Documentation for these will not be duplicated here -
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* please see IDBFileSystem.h.
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*/
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static int mkdir(const char* pathname);
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static off64_t size(const char* path);
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static off64_t compressedSize(const char* path);
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static int remove(const char *pathname);
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static int rename(const char *oldpath, const char *newpath);
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static bool exists(const char* pathname);
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static int listDirectory(const char* pathname, std::list<std::string>& contents);
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static bool isDir(const char* pathname);
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static int copyFile(const char* srcPath, const char* destPath);
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static int remove(const char* pathname);
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static int rename(const char* oldpath, const char* newpath);
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static bool exists(const char* pathname);
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static int listDirectory(const char* pathname, std::list<std::string>& contents);
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static bool isDir(const char* pathname);
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static int copyFile(const char* srcPath, const char* destPath);
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private:
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/**
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* don't allow this class to be constructed. It exposes a purely
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* static interface
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*/
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IDBPolicy();
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/**
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* don't allow this class to be constructed. It exposes a purely
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* static interface
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*/
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IDBPolicy();
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static bool isLocalFile( const std::string& path );
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static bool isLocalFile( const std::string& path );
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static bool s_usehdfs;
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static bool s_usehdfs;
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static bool s_bUseRdwrMemBuffer;
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static std::string s_hdfsRdwrScratch;
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static int64_t s_hdfsRdwrBufferMaxSize;
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static std::string s_hdfsRdwrScratch;
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static int64_t s_hdfsRdwrBufferMaxSize;
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static bool s_configed;
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static boost::mutex s_mutex;
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};
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@ -143,37 +144,37 @@ private:
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inline
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const std::string& IDBPolicy::hdfsRdwrScratch()
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{
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return s_hdfsRdwrScratch;
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return s_hdfsRdwrScratch;
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}
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inline
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bool IDBPolicy::useHdfs()
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{
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return s_usehdfs;
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return s_usehdfs;
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}
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inline
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bool IDBPolicy::useRdwrMemBuffer()
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{
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return s_bUseRdwrMemBuffer;
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return s_bUseRdwrMemBuffer;
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}
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inline
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size_t IDBPolicy::hdfsRdwrBufferMaxSize()
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{
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return s_hdfsRdwrBufferMaxSize;
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return s_hdfsRdwrBufferMaxSize;
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}
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inline
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int IDBPolicy::mkdir(const char *pathname)
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int IDBPolicy::mkdir(const char* pathname)
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{
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return IDBPolicy::getFs( pathname ).mkdir( pathname );
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return IDBPolicy::getFs( pathname ).mkdir( pathname );
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}
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inline
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off64_t IDBPolicy::size(const char* path)
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{
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return IDBPolicy::getFs( path ).size( path );
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return IDBPolicy::getFs( path ).size( path );
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}
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inline
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@ -183,39 +184,39 @@ off64_t IDBPolicy::compressedSize(const char* path)
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}
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inline
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int IDBPolicy::remove(const char *pathname)
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int IDBPolicy::remove(const char* pathname)
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{
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return IDBPolicy::getFs( pathname ).remove( pathname );
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return IDBPolicy::getFs( pathname ).remove( pathname );
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}
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inline
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int IDBPolicy::rename(const char *oldpath, const char *newpath)
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int IDBPolicy::rename(const char* oldpath, const char* newpath)
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{
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return IDBPolicy::getFs( oldpath ).rename( oldpath, newpath );
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return IDBPolicy::getFs( oldpath ).rename( oldpath, newpath );
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}
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inline
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bool IDBPolicy::exists(const char *pathname)
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bool IDBPolicy::exists(const char* pathname)
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{
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return IDBPolicy::getFs( pathname ).exists( pathname );
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return IDBPolicy::getFs( pathname ).exists( pathname );
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}
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inline
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int IDBPolicy::listDirectory(const char* pathname, std::list<std::string>& contents)
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{
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return IDBPolicy::getFs( pathname ).listDirectory( pathname, contents );
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return IDBPolicy::getFs( pathname ).listDirectory( pathname, contents );
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}
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inline
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bool IDBPolicy::isDir(const char *pathname)
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bool IDBPolicy::isDir(const char* pathname)
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{
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return IDBPolicy::getFs( pathname ).isDir( pathname );
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return IDBPolicy::getFs( pathname ).isDir( pathname );
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}
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inline
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int IDBPolicy::copyFile(const char* srcPath, const char* destPath)
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{
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return IDBPolicy::getFs( srcPath ).copyFile( srcPath, destPath );
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return IDBPolicy::getFs( srcPath ).copyFile( srcPath, destPath );
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}
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}
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