[Java] HBase secure

private Configuration getConf() {
    Configuration conf = new Configuration(true);
    conf = HBaseConfiguration.create(conf);
    conf.set("hbase.zookeeper.quorum", zkQuorm);
    conf.set("hbase.zookeeper.property.clientPort", zkPort);
    if (StringUtils.isNotBlank(zkBasePath)) {
        conf.set("zookeeper.znode.parent", zkBasePath);
    }

    conf.setInt("hbase.rpc.timeout", Integer.parseInt(rpcTimeout));
    conf.set("hbase.client.scanner.timeout.period", "1500");
    conf.set("hbase.cells.scanned.per.heartbeat.check", "10000");
    conf.set("zookeeper.session.timeout", "10000");
    conf.setInt("hbase.client.pause", 1000);
    conf.setInt("hbase.client.retries.number", Integer.parseInt(retriesNumber));

    return secure(conf);
}

private Configuration secure(Configuration conf) {
    if(!CommonUtils.Y.equals(isSecure)) {
        return conf;
    }

    File krb5 = FileUtils.streamToFile(getClass().getClassLoader().getResourceAsStream("krb5.conf"));
    File jaas = FileUtils.streamToFile(getClass().getClassLoader().getResourceAsStream("jaas.conf"));

    System.setProperty("zookeeper.sasl.client", "false");
    System.setProperty("java.security.krb5.conf", krb5.getPath());
    System.setProperty("java.security.auth.login.config", jaas.getPath());

    conf.set("hadoop.security.authentication", "Kerberos");
    conf.set("hbase.security.authentication", "Kerberos");
    conf.set("hbase.master.kerberos.principal", "hbase/_HOST@HBASE.ITSC.COM");
    conf.set("hbase.regionserver.kerberos.principal", "hbase/_HOST@HBASE.ITSC.COM");

    FileUtils.checkFile(krb5.getPath());
    FileUtils.checkFile(jaas.getPath());

    UserGroupInformation.setConfiguration(conf);
    try {
        File file = FileUtils.streamToFile(getClass().getClassLoader().getResourceAsStream(keytab));
        UserGroupInformation.loginUserFromKeytab(principal, file.getPath());
        ConnectionFactory.createConnection(conf);
    } catch (IOException e) {
        LOGGER.error(e.getMessage(), e);
    }

    return conf;
}

https://stackoverflow.com/questions/23561736/java-client-for-secure-hbase

Java Client For Secure Hbase