[ http://issues.apache.org/jira/browse/HADOOP-396?page=comments#action_12424994 ] Konstantin Shvachko commented on HADOOP-396: --------------------------------------------
And Devaraj! That was a joint patch. > Writable DatanodeID > ------------------- > > Key: HADOOP-396 > URL: http://issues.apache.org/jira/browse/HADOOP-396 > Project: Hadoop > Issue Type: Improvement > Components: dfs > Affects Versions: 0.4.0 > Reporter: Konstantin Shvachko > Assigned To: Konstantin Shvachko > Fix For: 0.5.0 > > Attachments: DatanodeID.patch, DatanodeID2.patch, DatanodeID3.patch > > > This patch implements Owen's comments to HADOOP-321. Namely, > - Namenode.sendHeartbeat does not create a throwaway DatanodeDescriptor. > DatanodeID is sufficient in this case. > - DatanodeID is made Writable, and it also implements equals() and hashCode(). > - DatanodeInfo is updated to call base class methods in its implementation of > Writable interface. > - I changed the way strings are written/read using UTF8.writeString and > UTF8.readString. > - Some comments are updated. -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://issues.apache.org/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira
