@Override
  public String getPath() {
    if (path == null) {
      path = super.getPath();
    }

    return path;
  }
Calculate the path to this identity descriptor for logging purposes.
Examples:
/
/SERVICE
/SERVICE/COMPONENT
/SERVICE/COMPONENT/identity_name
<p>
This implementation calculates and caches the path if the path has not been previously set.

@return a path
ambari-server/src/main/java/org/apache/ambari/server/state/kerberos/KerberosIdentityDescriptor.java