@Override
  public X509Certificate[] getAcceptedIssuers() {
    return x509ExtendedTrustManager.getAcceptedIssuers();
  }
Instantiate a new HBaseTrustManager.
@param x509ExtendedTrustManager    The trustmanager to use for
                                   checkClientTrusted/checkServerTrusted logic
@param hostnameVerificationEnabled If true, this TrustManager should verify hostnames of peers
                                   when checking trust.
@param allowReverseDnsLookup       If true, we will fall back on reverse dns if resolving of
                                   host fails
hbase-common/src/main/java/org/apache/hadoop/hbase/io/crypto/tls/HBaseTrustManager.java