tree 73c9f915384ba2b38e99e699f49a1adb01bc69a8
parent 193dddf2cb380192261f0186cd9504f8a0a275cb
author Makoto Onuki <omakoto@google.com> 1265138268 -0800
committer Makoto Onuki <omakoto@google.com> 1265146605 -0800

Gather common exchange related methods into one place

So that it'll be easier to remove exchange dependency.