databricks-cli/libs/filer/filer.go

45 lines
951 B
Go

package filer
import (
"context"
"fmt"
"io"
)
type WriteMode int
const (
OverwriteIfExists WriteMode = iota
CreateParentDirectories = iota << 1
)
type FileAlreadyExistsError struct {
path string
}
func (err FileAlreadyExistsError) Error() string {
return fmt.Sprintf("file already exists: %s", err.path)
}
type NoSuchDirectoryError struct {
path string
}
func (err NoSuchDirectoryError) Error() string {
return fmt.Sprintf("no such directory: %s", err.path)
}
// Filer is used to access files in a workspace.
// It has implementations for accessing files in WSFS and in DBFS.
type Filer interface {
// Write file at `path`.
// Use the mode to further specify behavior.
Write(ctx context.Context, path string, reader io.Reader, mode ...WriteMode) error
// Read file at `path`.
Read(ctx context.Context, path string) (io.Reader, error)
// Delete file at `path`.
Delete(ctx context.Context, path string) error
}