Refactoring for supporing cassandra as filer meta data store

1 files changed, 12 insertions, 3 deletions

diff --git a/go/filer/filer.go b/go/filer/filer.go
index bf4a1cb19..5a2584c4a 100644
--- a/go/filer/filer.go
+++ b/go/filer/filer.go
@@ -7,13 +7,22 @@ type FileEntry struct {
 	Id   FileId `json:"fid,omitempty"`
 }
 
+type DirectoryId int32
+
+type DirectoryEntry struct {
+	Name string //dir name without path
+	Id   DirectoryId
+}
+
 type Filer interface {
-	CreateFile(filePath string, fid string) (err error)
-	FindFile(filePath string) (fid string, err error)
+	CreateFile(fullFileName string, fid string) (err error)
+	FindFile(fullFileName string) (fid string, err error)
+	DeleteFile(fullFileName string) (fid string, err error)
+
+	//Optional functions. embedded filer support these
 	FindDirectory(dirPath string) (dirId DirectoryId, err error)
 	ListDirectories(dirPath string) (dirs []DirectoryEntry, err error)
 	ListFiles(dirPath string, lastFileName string, limit int) (files []FileEntry, err error)
 	DeleteDirectory(dirPath string, recursive bool) (err error)
-	DeleteFile(filePath string) (fid string, err error)
 	Move(fromPath string, toPath string) (err error)
 }