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// Code generated by go generate via cmd/definitions; DO NOT EDIT.
package uss
import (
"context"
"io"
"net/http"
"strings"
"time"
. "github.com/beyondstorage/go-storage/v4/pairs"
"github.com/beyondstorage/go-storage/v4/pkg/httpclient"
"github.com/beyondstorage/go-storage/v4/services"
. "github.com/beyondstorage/go-storage/v4/types"
)
var (
_ Storager
_ services.ServiceError
_ httpclient.Options
_ time.Duration
_ http.Request
_ Error
)
// Type is the type for uss
const Type = "uss"
// ObjectSystemMetadata stores system metadata for object.
type ObjectSystemMetadata struct {
}
// GetObjectSystemMetadata will get ObjectSystemMetadata from Object.
//
// - This function should not be called by service implementer.
// - The returning ObjectServiceMetadata is read only and should not be modified.
func GetObjectSystemMetadata(o *Object) ObjectSystemMetadata {
sm, ok := o.GetSystemMetadata()
if ok {
return sm.(ObjectSystemMetadata)
}
return ObjectSystemMetadata{}
}
// setObjectSystemMetadata will set ObjectSystemMetadata into Object.
//
// - This function should only be called once, please make sure all data has been written before set.
func setObjectSystemMetadata(o *Object, sm ObjectSystemMetadata) {
o.SetSystemMetadata(sm)
}
// StorageSystemMetadata stores system metadata for object.
type StorageSystemMetadata struct {
}
// GetStorageSystemMetadata will get StorageSystemMetadata from Storage.
//
// - This function should not be called by service implementer.
// - The returning StorageServiceMetadata is read only and should not be modified.
func GetStorageSystemMetadata(s *StorageMeta) StorageSystemMetadata {
sm, ok := s.GetSystemMetadata()
if ok {
return sm.(StorageSystemMetadata)
}
return StorageSystemMetadata{}
}
// setStorageSystemMetadata will set StorageSystemMetadata into Storage.
//
// - This function should only be called once, please make sure all data has been written before set.
func setStorageSystemMetadata(s *StorageMeta, sm StorageSystemMetadata) {
s.SetSystemMetadata(sm)
}
// WithDefaultStoragePairs will apply default_storage_pairs value to Options.
//
// set default pairs for storager actions
func WithDefaultStoragePairs(v DefaultStoragePairs) Pair {
return Pair{Key: "default_storage_pairs", Value: v}
}
// WithStorageFeatures will apply storage_features value to Options.
//
// set storage features
func WithStorageFeatures(v StorageFeatures) Pair {
return Pair{Key: "storage_features", Value: v}
}
var pairMap = map[string]string{"content_md5": "string", "content_type": "string", "context": "context.Context", "continuation_token": "string", "credential": "string", "default_content_type": "string", "default_io_callback": "func([]byte)", "default_storage_pairs": "DefaultStoragePairs", "endpoint": "string", "expire": "time.Duration", "http_client_options": "*httpclient.Options", "interceptor": "Interceptor", "io_callback": "func([]byte)", "list_mode": "ListMode", "location": "string", "multipart_id": "string", "name": "string", "object_mode": "ObjectMode", "offset": "int64", "size": "int64", "storage_features": "StorageFeatures", "work_dir": "string"}
var (
_ Direr = &Storage{}
_ Storager = &Storage{}
)
type StorageFeatures struct {
}
// pairStorageNew is the parsed struct
type pairStorageNew struct {
pairs []Pair
// Required pairs
HasCredential bool
Credential string
HasName bool
Name string
// Optional pairs
HasDefaultContentType bool
DefaultContentType string
HasDefaultIoCallback bool
DefaultIoCallback func([]byte)
HasDefaultStoragePairs bool
DefaultStoragePairs DefaultStoragePairs
HasHTTPClientOptions bool
HTTPClientOptions *httpclient.Options
HasStorageFeatures bool
StorageFeatures StorageFeatures
HasWorkDir bool
WorkDir string
// Enable features
}
// parsePairStorageNew will parse Pair slice into *pairStorageNew
func parsePairStorageNew(opts []Pair) (pairStorageNew, error) {
result :=
pairStorageNew{pairs: opts}
for _, v := range opts {
switch v.Key {
case "credential":
if result.HasCredential {
continue
}
result.HasCredential = true
result.Credential = v.Value.(string)
case "name":
if result.HasName {
continue
}
result.HasName = true
result.Name = v.Value.(string)
case "default_content_type":
if result.HasDefaultContentType {
continue
}
result.HasDefaultContentType = true
result.DefaultContentType = v.Value.(string)
case "default_io_callback":
if result.HasDefaultIoCallback {
continue
}
result.HasDefaultIoCallback = true
result.DefaultIoCallback = v.Value.(func([]byte))
case "default_storage_pairs":
if result.HasDefaultStoragePairs {
continue
}
result.HasDefaultStoragePairs = true
result.DefaultStoragePairs = v.Value.(DefaultStoragePairs)
case "http_client_options":
if result.HasHTTPClientOptions {
continue
}
result.HasHTTPClientOptions = true
result.HTTPClientOptions = v.Value.(*httpclient.Options)
case "storage_features":
if result.HasStorageFeatures {
continue
}
result.HasStorageFeatures = true
result.StorageFeatures = v.Value.(StorageFeatures)
case "work_dir":
if result.HasWorkDir {
continue
}
result.HasWorkDir = true
result.WorkDir = v.Value.(string)
}
}
// Enable features
// Default pairs
if result.HasDefaultContentType {
result.HasDefaultStoragePairs = true
result.DefaultStoragePairs.Write = append(result.DefaultStoragePairs.Write, WithContentType(result.DefaultContentType))
}
if result.HasDefaultIoCallback {
result.HasDefaultStoragePairs = true
result.DefaultStoragePairs.Read = append(result.DefaultStoragePairs.Read, WithIoCallback(result.DefaultIoCallback))
result.DefaultStoragePairs.Write = append(result.DefaultStoragePairs.Write, WithIoCallback(result.DefaultIoCallback))
}
if !result.HasCredential {
return pairStorageNew{}, services.PairRequiredError{Keys: []string{"credential"}}
}
if !result.HasName {
return pairStorageNew{}, services.PairRequiredError{Keys: []string{"name"}}
}
return result, nil
}
// DefaultStoragePairs is default pairs for specific action
type DefaultStoragePairs struct {
Create []Pair
CreateDir []Pair
Delete []Pair
List []Pair
Metadata []Pair
Read []Pair
Stat []Pair
Write []Pair
}
type pairStorageCreate struct {
pairs []Pair
// Required pairs
// Optional pairs
HasObjectMode bool
ObjectMode ObjectMode
}
func (s *Storage) parsePairStorageCreate(opts []Pair) (pairStorageCreate, error) {
result :=
pairStorageCreate{pairs: opts}
for _, v := range opts {
switch v.Key {
case "object_mode":
if result.HasObjectMode {
continue
}
result.HasObjectMode = true
result.ObjectMode = v.Value.(ObjectMode)
default:
return pairStorageCreate{}, services.PairUnsupportedError{Pair: v}
}
}
return result, nil
}
type pairStorageCreateDir struct {
pairs []Pair
// Required pairs
// Optional pairs
}
func (s *Storage) parsePairStorageCreateDir(opts []Pair) (pairStorageCreateDir, error) {
result :=
pairStorageCreateDir{pairs: opts}
for _, v := range opts {
switch v.Key {
default:
return pairStorageCreateDir{}, services.PairUnsupportedError{Pair: v}
}
}
return result, nil
}
type pairStorageDelete struct {
pairs []Pair
// Required pairs
// Optional pairs
HasObjectMode bool
ObjectMode ObjectMode
}
func (s *Storage) parsePairStorageDelete(opts []Pair) (pairStorageDelete, error) {
result :=
pairStorageDelete{pairs: opts}
for _, v := range opts {
switch v.Key {
case "object_mode":
if result.HasObjectMode {
continue
}
result.HasObjectMode = true
result.ObjectMode = v.Value.(ObjectMode)
default:
return pairStorageDelete{}, services.PairUnsupportedError{Pair: v}
}
}
return result, nil
}
type pairStorageList struct {
pairs []Pair
// Required pairs
// Optional pairs
HasContinuationToken bool
ContinuationToken string
HasListMode bool
ListMode ListMode
}
func (s *Storage) parsePairStorageList(opts []Pair) (pairStorageList, error) {
result :=
pairStorageList{pairs: opts}
for _, v := range opts {
switch v.Key {
case "continuation_token":
if result.HasContinuationToken {
continue
}
result.HasContinuationToken = true
result.ContinuationToken = v.Value.(string)
case "list_mode":
if result.HasListMode {
continue
}
result.HasListMode = true
result.ListMode = v.Value.(ListMode)
default:
return pairStorageList{}, services.PairUnsupportedError{Pair: v}
}
}
return result, nil
}
type pairStorageMetadata struct {
pairs []Pair
// Required pairs
// Optional pairs
}
func (s *Storage) parsePairStorageMetadata(opts []Pair) (pairStorageMetadata, error) {
result :=
pairStorageMetadata{pairs: opts}
for _, v := range opts {
switch v.Key {
default:
return pairStorageMetadata{}, services.PairUnsupportedError{Pair: v}
}
}
return result, nil
}
type pairStorageRead struct {
pairs []Pair
// Required pairs
// Optional pairs
HasIoCallback bool
IoCallback func([]byte)
HasOffset bool
Offset int64
HasSize bool
Size int64
}
func (s *Storage) parsePairStorageRead(opts []Pair) (pairStorageRead, error) {
result :=
pairStorageRead{pairs: opts}
for _, v := range opts {
switch v.Key {
case "io_callback":
if result.HasIoCallback {
continue
}
result.HasIoCallback = true
result.IoCallback = v.Value.(func([]byte))
case "offset":
if result.HasOffset {
continue
}
result.HasOffset = true
result.Offset = v.Value.(int64)
case "size":
if result.HasSize {
continue
}
result.HasSize = true
result.Size = v.Value.(int64)
default:
return pairStorageRead{}, services.PairUnsupportedError{Pair: v}
}
}
return result, nil
}
type pairStorageStat struct {
pairs []Pair
// Required pairs
// Optional pairs
HasObjectMode bool
ObjectMode ObjectMode
}
func (s *Storage) parsePairStorageStat(opts []Pair) (pairStorageStat, error) {
result :=
pairStorageStat{pairs: opts}
for _, v := range opts {
switch v.Key {
case "object_mode":
if result.HasObjectMode {
continue
}
result.HasObjectMode = true
result.ObjectMode = v.Value.(ObjectMode)
default:
return pairStorageStat{}, services.PairUnsupportedError{Pair: v}
}
}
return result, nil
}
type pairStorageWrite struct {
pairs []Pair
// Required pairs
// Optional pairs
HasContentMd5 bool
ContentMd5 string
HasContentType bool
ContentType string
HasIoCallback bool
IoCallback func([]byte)
}
func (s *Storage) parsePairStorageWrite(opts []Pair) (pairStorageWrite, error) {
result :=
pairStorageWrite{pairs: opts}
for _, v := range opts {
switch v.Key {
case "content_md5":
if result.HasContentMd5 {
continue
}
result.HasContentMd5 = true
result.ContentMd5 = v.Value.(string)
case "content_type":
if result.HasContentType {
continue
}
result.HasContentType = true
result.ContentType = v.Value.(string)
case "io_callback":
if result.HasIoCallback {
continue
}
result.HasIoCallback = true
result.IoCallback = v.Value.(func([]byte))
default:
return pairStorageWrite{}, services.PairUnsupportedError{Pair: v}
}
}
return result, nil
}
func (s *Storage) Create(path string, pairs ...Pair) (o *Object) {
pairs = append(pairs, s.defaultPairs.Create...)
var opt pairStorageCreate
// Ignore error while handling local functions.
opt, _ = s.parsePairStorageCreate(pairs)
return s.create(path, opt)
}
func (s *Storage) CreateDir(path string, pairs ...Pair) (o *Object, err error) {
ctx := context.Background()
return s.CreateDirWithContext(ctx, path, pairs...)
}
func (s *Storage) CreateDirWithContext(ctx context.Context, path string, pairs ...Pair) (o *Object, err error) {
defer func() {
err =
s.formatError("create_dir", err, path)
}()
pairs = append(pairs, s.defaultPairs.CreateDir...)
var opt pairStorageCreateDir
opt, err = s.parsePairStorageCreateDir(pairs)
if err != nil {
return
}
return s.createDir(ctx, strings.ReplaceAll(path, "\\", "/"), opt)
}
func (s *Storage) Delete(path string, pairs ...Pair) (err error) {
ctx := context.Background()
return s.DeleteWithContext(ctx, path, pairs...)
}
func (s *Storage) DeleteWithContext(ctx context.Context, path string, pairs ...Pair) (err error) {
defer func() {
err =
s.formatError("delete", err, path)
}()
pairs = append(pairs, s.defaultPairs.Delete...)
var opt pairStorageDelete
opt, err = s.parsePairStorageDelete(pairs)
if err != nil {
return
}
return s.delete(ctx, strings.ReplaceAll(path, "\\", "/"), opt)
}
func (s *Storage) List(path string, pairs ...Pair) (oi *ObjectIterator, err error) {
ctx := context.Background()
return s.ListWithContext(ctx, path, pairs...)
}
func (s *Storage) ListWithContext(ctx context.Context, path string, pairs ...Pair) (oi *ObjectIterator, err error) {
defer func() {
err =
s.formatError("list", err, path)
}()
pairs = append(pairs, s.defaultPairs.List...)
var opt pairStorageList
opt, err = s.parsePairStorageList(pairs)
if err != nil {
return
}
return s.list(ctx, strings.ReplaceAll(path, "\\", "/"), opt)
}
func (s *Storage) Metadata(pairs ...Pair) (meta *StorageMeta) {
pairs = append(pairs, s.defaultPairs.Metadata...)
var opt pairStorageMetadata
// Ignore error while handling local functions.
opt, _ = s.parsePairStorageMetadata(pairs)
return s.metadata(opt)
}
func (s *Storage) Read(path string, w io.Writer, pairs ...Pair) (n int64, err error) {
ctx := context.Background()
return s.ReadWithContext(ctx, path, w, pairs...)
}
func (s *Storage) ReadWithContext(ctx context.Context, path string, w io.Writer, pairs ...Pair) (n int64, err error) {
defer func() {
err =
s.formatError("read", err, path)
}()
pairs = append(pairs, s.defaultPairs.Read...)
var opt pairStorageRead
opt, err = s.parsePairStorageRead(pairs)
if err != nil {
return
}
return s.read(ctx, strings.ReplaceAll(path, "\\", "/"), w, opt)
}
func (s *Storage) Stat(path string, pairs ...Pair) (o *Object, err error) {
ctx := context.Background()
return s.StatWithContext(ctx, path, pairs...)
}
func (s *Storage) StatWithContext(ctx context.Context, path string, pairs ...Pair) (o *Object, err error) {
defer func() {
err =
s.formatError("stat", err, path)
}()
pairs = append(pairs, s.defaultPairs.Stat...)
var opt pairStorageStat
opt, err = s.parsePairStorageStat(pairs)
if err != nil {
return
}
return s.stat(ctx, strings.ReplaceAll(path, "\\", "/"), opt)
}
func (s *Storage) Write(path string, r io.Reader, size int64, pairs ...Pair) (n int64, err error) {
ctx := context.Background()
return s.WriteWithContext(ctx, path, r, size, pairs...)
}
func (s *Storage) WriteWithContext(ctx context.Context, path string, r io.Reader, size int64, pairs ...Pair) (n int64, err error) {
defer func() {
err =
s.formatError("write", err, path)
}()
pairs = append(pairs, s.defaultPairs.Write...)
var opt pairStorageWrite
opt, err = s.parsePairStorageWrite(pairs)
if err != nil {
return
}
return s.write(ctx, strings.ReplaceAll(path, "\\", "/"), r, size, opt)
}
func init() {
services.RegisterStorager(Type, NewStorager)
services.RegisterSchema(Type, pairMap)
}