Examples with TxnLog org.apache.zookeeper.server.persistence.TxnLog used on opensource projects

Example 1 with TxnLog

use of org.apache.zookeeper.server.persistence.TxnLog in project zookeeper by apache.

the class LogChopperTest method getFirstLastZxid.

Pair<Long, Long> getFirstLastZxid(File logFile) throws IOException {
    File tmp = createTmpDir();
    Files.copy(logFile.toPath(), new File(tmp, "log.0").toPath());
    FileTxnLog txnLog = new FileTxnLog(tmp);
    TxnLog.TxnIterator it = txnLog.read(0);
    long firstZxid = it.getHeader().getZxid();
    long lastZxid = firstZxid;
    while (it.next()) {
        lastZxid = it.getHeader().getZxid();
    }
    txnLog.close();
    rmr(tmp);
    return new Pair<Long, Long>(firstZxid, lastZxid);
}