//--------------------------------------------------
/// 构造函数
//--------------------------------------------------
public CHttpFileCacher(int max, string folderName, string fileExtension)
{
m_maxCnt = max;
m_dir = GetCacheDirectory(folderName.ToLower());
m_metaFilePath = CFileManager.CombinePath(m_dir, folderName.ToLower() + ".bytes");
m_fileExtension = fileExtension;
m_cachedFileInfoSet = new CCachedFileInfoSet();
MakeDirReady();
if (CFileManager.IsFileExist(m_metaFilePath))
{
byte[] buffer = CFileManager.LockFileBuffer();
try
{
uint fileLength = CFileManager.ReadFile(m_metaFilePath, buffer, (uint)buffer.Length);
int offset = 0;
int ret = m_cachedFileInfoSet.Read(buffer, offset, fileLength);
if (ret < 0) //读取出错时，删除所有文件
{
Debug.LogError("读取出错，删除所有文件");
CFileManager.ClearDirectory(m_dir);
}
}
finally
{
CFileManager.UnLockFileBuffer();
}
}
}
public bool ClearCachePath()
{
string[] fileExtensionFilter = new string[] { ".json", ".res", ".bytes", ".apk" };
string[] folderFilter = new string[] { CFileManager.s_ifsExtractFolder };
return(CFileManager.ClearDirectory(CFileManager.GetCachePath(), fileExtensionFilter, folderFilter));
}