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Adding error when object exists

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This commit is contained in:
Frederick F. Kautz IV
2015-01-20 19:13:57 -08:00
parent a7029206ff
commit 9260e6404a
2 changed files with 20 additions and 2 deletions
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15
pkg/storage/storage.go
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@@ -34,6 +34,15 @@ func (self ObjectNotFound) Error() string {
return "Not Found: " + self.bucket + "#" + self.path
}
type ObjectExists struct {
bucket string
key string
}
func (self ObjectExists) Error() string {
return "Object exists: " + self.bucket + "#" + self.key
}
func (storage *Storage) CopyObjectToWriter(w io.Writer, bucket string, object string) (int64, error) {
// TODO synchronize access
// get object
@@ -47,8 +56,11 @@ func (storage *Storage) CopyObjectToWriter(w io.Writer, bucket string, object st
}
}
func (storage *Storage) StoreObject(bucket string, key string, data io.Reader) {
func (storage *Storage) StoreObject(bucket string, key string, data io.Reader) error {
objectKey := bucket + ":" + key
if _, ok := storage.data[objectKey]; ok == true {
return ObjectExists{bucket: bucket, key: key}
}
var bytesBuffer bytes.Buffer
newObject := storedObject{}
if _, ok := io.Copy(&bytesBuffer, data); ok == nil {
@@ -60,6 +72,7 @@ func (storage *Storage) StoreObject(bucket string, key string, data io.Reader) {
newObject.data = bytesBuffer.Bytes()
}
storage.data[objectKey] = newObject
return nil
}
func (storage *Storage) ListObjects(bucket, prefix string, count int) []ObjectMetadata {