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Index ¶
Constants ¶
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const ( FileIOType = iota + 1 // Standard File IO BufIOType // File IO with buffer MmapIOType // Memory Mapping IO )
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const DataFilePerm = 0644
0644 Indicates that a file is created. The file owner can read and write the file, but others can only read the file
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const DefaultFileSize = 256 * 1024 * 1024
Variables ¶
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Functions ¶
This section is empty.
Types ¶
type Bufio ¶
type Bufio struct {
// contains filtered or unexported fields
}
Bufio File IO with buffer
type FileIO ¶
type FileIO struct {
// contains filtered or unexported fields
}
FileIO represents the standard system file I/O.
func NewFileIOManager ¶
NewFileIOManager initializes the standard file I/O manager.
type IOManager ¶
type IOManager interface {
// Read reads the corresponding data from the file at the given position.
Read([]byte, int64) (int, error)
// Write writes a byte array to the file.
Write([]byte) (int, error)
// Sync persists data.
Sync() error
// Close closes the file.
Close() error
// Size gets the file size.
Size() (int64, error)
}
IOManager is an abstract IO management interface that can accommodate different IO types. Currently, it supports standard file IO.
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