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Index ¶
Constants ¶
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Variables ¶
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Functions ¶
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Types ¶
type Destination ¶
type Destination interface {
PartWriter
io.Closer
// 切片
Split(totalSize, partSize uint64, options *SplitOptions) ([]Part, error)
// 数据目标 ID
DestinationID() (string, error)
// 获取文件,如果数据源不是文件,则返回 nil
GetFile() *os.File
}
数据目标
func NewWriteAtCloserDestination ¶
func NewWriteAtCloserDestination(wr WriteAtCloser, destinationID string) Destination
将 io.WriterAt + io.WriteSeeker + io.Closer 封装为数据目标
func NewWriteCloserDestination ¶
func NewWriteCloserDestination(wr io.WriteCloser, destinationID string) Destination
将 io.WriteCloser 封装为数据目标
type Part ¶
type Part interface {
PartWriter
// 分片大小
Size() uint64
// 分片偏移量
Offset() uint64
// 分片偏移量
HaveDownloaded() uint64
}
分片
type PartWriter ¶
type PartWriter interface {
// 从 `io.Reader` 复制数据写入
CopyFrom(io.Reader, func(uint64)) (uint64, error)
}
分片写入接口
type SplitOptions ¶
type SplitOptions struct {
// 只读可恢复记录仪介质
Medium resumablerecorder.ReadableResumableRecorderMedium
}
切片选项
type WriteAtCloser ¶
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