tree 718923756c1fece7a6f7dcfbbc37f8529b19fa60
parent c476ee37d5aa3e090b8593e2cc73c26e749bd66c
author buyingyi <buyingyi@gmail.com> 1375832334 -0700
committer buyingyi <buyingyi@gmail.com> 1375832334 -0700

add runtime checks to improve pregelix debug-ability