Detailed Description
Interface for a data file.
By default this is a simple wrapper for basic file operations. But this allows the file system to be removed from unit tests by implementing the interface.
Inheritance diagram for fiftyone.common.wrappers.io.FileWrapper:
Public Member Functions | |
| BinaryWriter | getWriter () throws IOException |
Get a BinaryWriter for this file, positioned at the first byte. | |
| BinaryReader | getReader () throws IOException |
Get a BinaryReader for this file, positioned at the first byte. | |
| long | getLastModified () |
| Get the time the file was last modified. | |
| String | getPath () |
| Get the path to the data file. | |
| boolean | exists () |
| void | delete () |
Member Function Documentation
◆ getLastModified()
| long fiftyone.common.wrappers.io.FileWrapper.getLastModified | ( | ) |
Get the time the file was last modified.
- Returns
- last modified date
Implemented in fiftyone.common.wrappers.io.FileWrapperDefault, and fiftyone.common.wrappers.io.FileWrapperMemory.
◆ getPath()
| String fiftyone.common.wrappers.io.FileWrapper.getPath | ( | ) |
Get the path to the data file.
- Returns
- file path
Implemented in fiftyone.common.wrappers.io.FileWrapperDefault, and fiftyone.common.wrappers.io.FileWrapperMemory.
◆ getReader()
| BinaryReader fiftyone.common.wrappers.io.FileWrapper.getReader | ( | ) | throws IOException |
Get a BinaryReader for this file, positioned at the first byte.
The file must exist.
- Returns
- new
BinaryReader
- Exceptions
-
IOException if the file is not found
Implemented in fiftyone.common.wrappers.io.FileWrapperDefault, and fiftyone.common.wrappers.io.FileWrapperMemory.
◆ getWriter()
| BinaryWriter fiftyone.common.wrappers.io.FileWrapper.getWriter | ( | ) | throws IOException |
Get a BinaryWriter for this file, positioned at the first byte.
The file must already exist.
- Returns
- new
BinaryWriter
- Exceptions
-
IOException if the file is not found
Implemented in fiftyone.common.wrappers.io.FileWrapperDefault, and fiftyone.common.wrappers.io.FileWrapperMemory.