public void listKnownHosts() {
HostKeyRepository hkr = this.jsch.getHostKeyRepository();
HostKey[] hks = hkr.getHostKey();
if (hks != null) {
System.out.println("Host keys in " + hkr.getKnownHostsRepositoryID());
for (int i = 0; i < hks.length; i++) {
HostKey hk = hks[i];
System.out.println(hk.getHost() + " " + hk.getType() + " " + hk.getFingerPrint(jsch));
}
System.out.println("");
}
}
