| // Licensed to the Apache Software Foundation (ASF) under one or more |
| // contributor license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright ownership. |
| // The ASF licenses this file to You under the Apache License, Version 2.0 |
| // (the "License"); you may not use this file except in compliance with |
| // the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package bufmodule |
| |
| import ( |
| "context" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-kubernetes/pkg/bufman/pkg/storage" |
| ) |
| |
| type multiModuleReadBucket struct { |
| storage.ReadBucket |
| |
| delegates []moduleReadBucket |
| } |
| |
| func newMultiModuleReadBucket( |
| delegates ...moduleReadBucket, |
| ) *multiModuleReadBucket { |
| storageReadBuckets := make([]storage.ReadBucket, len(delegates)) |
| for i, delegate := range delegates { |
| storageReadBuckets[i] = delegate |
| } |
| return &multiModuleReadBucket{ |
| ReadBucket: storage.MultiReadBucket(storageReadBuckets...), |
| delegates: delegates, |
| } |
| } |
| |
| func (m *multiModuleReadBucket) StatModuleFile(ctx context.Context, path string) (*moduleObjectInfo, error) { |
| for _, delegate := range m.delegates { |
| objectInfo, err := delegate.StatModuleFile(ctx, path) |
| if err != nil { |
| if storage.IsNotExist(err) { |
| continue |
| } |
| return nil, err |
| } |
| return objectInfo, nil |
| } |
| return nil, storage.NewErrNotExist(path) |
| } |
| |
| func (m *multiModuleReadBucket) WalkModuleFiles(ctx context.Context, prefix string, f func(*moduleObjectInfo) error) error { |
| for _, delegate := range m.delegates { |
| if err := delegate.WalkModuleFiles(ctx, prefix, f); err != nil { |
| return err |
| } |
| } |
| return nil |
| } |