synchronized Journal getOrCreateJournal(String jid) throws IOException {
QuorumJournalManager.checkJournalId(jid);
Journal journal = journalsById.get(jid);
if (journal == null) {
File logDir = getLogDir(jid);
LOG.info("Initializing journal in directory " + logDir);
journal = new Journal(conf, logDir, jid, new ErrorReporter());
journalsById.put(jid, journal);
}
return journal;
}
@Before
public void setup() throws Exception {
File editsDir =
new File(MiniDFSCluster.getBaseDirectory(null) + File.separator + "TestJournalNode");
FileUtil.fullyDelete(editsDir);
conf.set(JournalConfigKeys.DFS_JOURNALNODE_DIR_KEY, editsDir.getAbsolutePath());
conf.set(JournalConfigKeys.DFS_JOURNALNODE_RPC_ADDRESS_KEY, "0.0.0.0:0");
int port = MiniJournalCluster.getFreeHttpPortAndUpdateConf(conf, true);
httpAddress = "http://localhost:" + port;
jn = new JournalNode();
jn.setConf(conf);
jn.start();
journalId = "test-journalid-" + QJMTestUtil.uniqueSequenceId();
journal = jn.getOrCreateJournal(QuorumJournalManager.journalIdStringToBytes(journalId));
journal.transitionJournal(FAKE_NSINFO, Transition.FORMAT, null);
journal.transitionImage(FAKE_NSINFO, Transition.FORMAT, null);
}