Rev 2857: (robertc) Trivial update for bundle v4 serializers install method to use write groups. (Robert Collins) in http://people.ubuntu.com/~robertc/baz2.0/bundle

[Robert Collins]

At http://people.ubuntu.com/~robertc/baz2.0/bundle

------------------------------------------------------------
revno: 2857
revision-id: robertc at robertcollins.net-20070925030942-dt0leks0l5j34r0n
parent: pqm at pqm.ubuntu.com-20070925020712-sf3qg1j3wh0l0hz8
committer: Robert Collins <robertc at robertcollins.net>
branch nick: bundle
timestamp: Tue 2007-09-25 13:09:42 +1000
message:
  (robertc) Trivial update for bundle v4 serializers install method to use write groups. (Robert Collins)
modified:
  bzrlib/bundle/serializer/v4.py v10.py-20070611062757-5ggj7k18s9dej0fr-1
=== modified file 'bzrlib/bundle/serializer/v4.py'
--- a/bzrlib/bundle/serializer/v4.py	2007-08-17 00:53:48 +0000
+++ b/bzrlib/bundle/serializer/v4.py	2007-09-25 03:09:42 +0000
@@ -466,7 +466,20 @@
         self._info = None
 
     def install(self):
-        """Perform the installation"""
+        """Perform the installation.
+        
+        Must be called with the Repository locked.
+        """
+        self._repository.start_write_group()
+        try:
+            result = self._install_in_group()
+        except:
+            self._repository.abort_write_group()
+            raise
+        self._repository.commit_write_group()
+        return result
+
+    def _install_in_group(self):
         current_file = None
         current_versionedfile = None
         pending_file_records = []