bufferSize));
DataTransferProtocol.Status status = DataTransferProtocol.Status.read(in);
if (status != SUCCESS) {
if (status == ERROR_ACCESS_TOKEN) {
throw new InvalidAccessTokenException(
"Got access token error for OP_READ_BLOCK, self="
+ sock.getLocalSocketAddress() + ", remote="
+ sock.getRemoteSocketAddress() + ", for file " + file
+ ", for block " + blockId + "_" + genStamp);
} else {