Resumen
Performs file related operations that are cloud specific.
Debate
This class cannot be instantiated directly. An instance of this class is returned by the AIOFile object's cloud property.
Descripción general del método
| Método | Explicación |
| clearcache () | Clears file properties and BLOB region cache. Call this method when an external process updates the file. |
| usebufferedreader () | Caches last read bytes. |
| usecachedfile ({blocksize}, {cachesize}) |
Uses least recently used (LRU) block cache for handling files on cloud. |
Métodos
clearcache ()
cloud_io = AIO(r"C:\data\datacloud.acs")
rcsfile = cloud_io.open(r'testfile.txt', 'r')
rcsfile.cloud.clearcache()usebufferedreader ()
cloud_io = AIO(r"C:\data\datacloud.acs")
rcsfile = cloud_io.open(r'testfile.txt', 'r')
rcsfile.cloud.usebufferedreader()usecachedfile ({blocksize}, {cachesize})| Parámetro | Explicación | Tipo de datos |
blocksize | The block size. (El valor predeterminado es 32768) | Integer |
cachesize | The cache size. (El valor predeterminado es 0) | Integer |
cloud_io = AIO(r"C:\data\datacloud.acs")
rcsfile = cloud_io.open(r'testfile.txt', 'r')
rcsfile.cloud.usecachedfile(blocksize=32768, cachesize=0)