public static DescribeJournal describeMessagesJournal(final File messagesDir, PrintStream out, boolean safe) throws Exception {
Configuration configuration = getConfiguration();
SequentialFileFactory messagesFF = new NIOSequentialFileFactory(messagesDir, null, 1);
JournalImpl messagesJournal = new JournalImpl(configuration.getJournalFileSize(), configuration.getJournalMinFiles(), configuration.getJournalPoolFiles(), 0, 0, messagesFF, "activemq-data", "amq", 1);
return describeJournal(messagesFF, messagesJournal, messagesDir, out, safe);
}