restarts the namenode and obtains a new filesystem . concode_field_sep Path TEST_PATH concode_elem_sep Path TEST_PATH_2 concode_elem_sep File baseDir concode_elem_sep MiniDFSCluster cluster concode_elem_sep Timeout timeout concode_elem_sep MiniJournalCluster mjc concode_elem_sep HdfsConfiguration baseConf concode_elem_sep HdfsConfiguration conf concode_elem_sep MiniKdc kdc concode_elem_sep FileSystem fs concode_field_sep void doNNWithQJMTest concode_elem_sep void init concode_elem_sep void testSecureMode concode_elem_sep void destroy concode_elem_sep void setup concode_elem_sep void testSecondaryNameNodeHttpAddressNotNeeded concode_elem_sep void shutdown concode_elem_sep void startCluster
void function ( ) { IOUtils . cleanup ( null , fs ) ; cluster . restartNameNode ( ) ; fs = cluster . getFileSystem ( ) ; }