Implement copy and move operations within the same remote file system.

chrome/browser/chromeos/gdata/gdata.h

Index: chrome/browser/chromeos/gdata/gdata.h
===================================================================
--- chrome/browser/chromeos/gdata/gdata.h	(revision 126358)
+++ chrome/browser/chromeos/gdata/gdata.h	(working copy)
@@ -177,7 +177,6 @@
   }
 
  private:
-
   // Helper function for StartAuthentication() call.
   void StartAuthenticationOnUIThread(
       GDataOperationRegistry* registry,
@@ -199,6 +198,9 @@
 
 // This defines an interface for sharing by DocumentService and
 // MockDocumentService so that we can do testing of clients of DocumentService.
+//
+// TODO(zel,benchan): Make the terminology/naming convention (e.g. file vs
+// document vs resource, directory vs collection) more consistent and precise.
 class DocumentsServiceInterface {
  public:
   virtual ~DocumentsServiceInterface() {}
@@ -239,6 +241,48 @@
                                 DocumentExportFormat format,
                                 const DownloadActionCallback& callback) = 0;
 
+  // Makes a copy of a document identified by its 'self' link |document_url|.
+  // The copy is named as the UTF-8 encoded |new_name| and is not added to any
+  // collection. Use AddResourceToDirectory() to add the copy to a collection
+  // when needed. Upon completion, invokes |callback| with results on the
+  // calling thread.
+  //
+  // Can be called on any thread.
+  virtual void CopyDocument(const GURL& document_url,
+                            const FilePath::StringType& new_name,
+                            const GetDataCallback& callback) = 0;
+
+  // Renames a document or collection identified by its 'self' link
+  // |document_url| to the UTF-8 encoded |new_name|. Upon completion,
+  // invokes |callback| with results on the calling thread.
+  //
+  // Can be called on any thread.
+  virtual void RenameResource(const GURL& resource_url,
+                              const FilePath::StringType& new_name,
+                              const EntryActionCallback& callback) = 0;
+
+  // Adds a resource (document, file, or collection) identified by its
+  // 'self' link |resource_url| to a collection with a content link
+  // |parent_content_url|. Upon completion, invokes |callback| with
+  // results on the calling thread.
+  //
+  // Can be called on any thread.
+  virtual void AddResourceToDirectory(const GURL& parent_content_url,
+                                      const GURL& resource_url,
+                                      const EntryActionCallback& callback) = 0;
+
+  // Removes a resource (document, file, collection) identified by its
+  // 'self' link |resource_url| from a collection with a content link
+  // |parent_content_url|. Upon completion, invokes |callback| with
+  // results on the calling thread.
+  //
+  // Can be called on any thread.
+  virtual void RemoveResourceFromDirectory(
+      const GURL& parent_content_url,
+      const GURL& resource_url,
+      const std::string& resource_id,
+      const EntryActionCallback& callback) = 0;
+
   // Creates new collection with |directory_name| under parent directory
   // identified with |parent_content_url|. If |parent_content_url| is empty,
   // the new collection will be created in the root. Upon completion,
@@ -290,6 +334,21 @@
       const GURL& content_url,
       DocumentExportFormat format,
       const DownloadActionCallback& callback) OVERRIDE;
+  virtual void CopyDocument(const GURL& document_url,
+                            const FilePath::StringType& new_name,
+                            const GetDataCallback& callback) OVERRIDE;
+  virtual void RenameResource(const GURL& document_url,
+                              const FilePath::StringType& new_name,
+                              const EntryActionCallback& callback) OVERRIDE;
+  virtual void AddResourceToDirectory(
+      const GURL& parent_content_url,
+      const GURL& resource_url,
+      const EntryActionCallback& callback) OVERRIDE;
+  virtual void RemoveResourceFromDirectory(
+      const GURL& parent_content_url,
+      const GURL& resource_url,
+      const std::string& resource_id,
+      const EntryActionCallback& callback) OVERRIDE;
   virtual void CreateDirectory(const GURL& parent_content_url,
                                const FilePath::StringType& directory_name,
                                const GetDataCallback& callback) OVERRIDE;