Zusammenfassung
Performs file related operations that are cloud specific.
Diskussion
This class cannot be instantiated directly. An instance of this class is returned by the AIOFile object's cloud property.
Methodenübersicht
Methode | Erläuterung |
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. |
Methoden
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})
Parameter | Erläuterung | Datentyp |
blocksize | The block size. (Der Standardwert ist 32768) | Integer |
cachesize | The cache size. (Der Standardwert ist 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)