code: public NfsCommitRequest makeCommitRequest(long offsetToCommit, int dataSizeToCommit) throws IOException {
          return getNfs().makeCommitRequest(getFileHandle(), offsetToCommit, dataSizeToCommit);
      }
docs: /*
  (non-Javadoc)
  
  @see com.emc.ecs.nfsclient.nfs.NfsFile#makeCommitRequest(long, int)