LFS --> LfsClient

#ifndef LFS_CLIENT_H

#define  LFS_CLIENT_H

#include "CommonDefine.h"

namespace lfs {

class LfsClientLocalImp;

class LfsClient

{

public:

LfsClient();

~LfsClient();

int Initialize(const char* nsAddr = NULL);

int Close(const int fd);

int Open(const char* fileName, const int flags);

int Write(const int fd, const void* data, int64_t count);

int Read(const int fd, void* buf, const int64_t count);

int Unlink(const char* fileName);

int Fstat(const int fd, common::FileInfo& buf);

int64_t SaveFile(char* fileName, const char* localFile, const int32_t flag, const char* nsAddr = NULL);

int FetchFile(const char* localFile, const char* fileName, const char* nsAddr = NULL);

private:

LfsClientLocalImp * m_imp;

};

} // Namespace lfs

#endif

#include "LfsClient.h"

#include <sys/types.h>

#include <sys/stat.h>

#include <fcntl.h>

#include <unistd.h>

#include <assert.h>

#include  "Log.h"

#include "LfsClientLocalImp.h"

namespace lfs{

LfsClient::LfsClient ():m_imp(new  LfsClientLocalImp)

{

} 

LfsClient::~LfsClient ()

{

delete m_imp;

} 

int LfsClient::Initialize(const char* nsAddr)

{

LOG_INFO("Initialized");

// Global Namespace Init --> Maybe read from Config file

assert(m_imp != NULL);

return m_imp->Initialize(nsAddr);

}

int LfsClient::Close(const int fd)

{

assert(m_imp != NULL);

return m_imp->Close(fd);

}

int LfsClient::Open(const char* fileName, const int flags)

{

assert(m_imp != NULL);

return m_imp->Open(fileName, flags);

}

int LfsClient::Write(const int fd, const void* data, int64_t count)

{

assert(m_imp != NULL);

return m_imp->Write(fd, data, count);

}

int LfsClient::Read(const int fd, void* buf, const int64_t count)

{

assert(m_imp != NULL);

return m_imp->Read(fd, buf, count);

}

int LfsClient::Unlink(const char* fileName)

{

assert(m_imp != NULL);

return m_imp->Unlink(fileName);

}

int LfsClient::Fstat(const int fd, common::FileInfo& buf)

{

assert(m_imp != NULL);

return m_imp->Fstat(fd, buf);

}

int64_t LfsClient::SaveFile(char* fileName, const char* localFile, const int32_t flag, const char* nsAddr)

{

assert(m_imp != NULL);

return m_imp->SaveFile(fileName, localFile, flag, nsAddr);

}

int LfsClient::FetchFile(const char* localFile, const char* fileName, const char* nsAddr)

{

assert(m_imp != NULL);

return m_imp->FetchFile(localFile, fileName, nsAddr);

}

}/* end namespace lfs */