#vulnerable code 
                              private void createLoadBalancer() throws Exception {
    Yaml yaml = new Yaml();
    InputStream lbIs =
        new FileInputStream(
            new File(
                BaseTest.getProjectRoot()
                    + "/kubernetes/samples/scripts/create-weblogic-domain-load-balancer/create-load-balancer-inputs.yaml"));
    Map<String, Object> lbMap = yaml.load(lbIs);
    lbIs.close();

    lbMap.put("domainName", domainMap.get("domainName"));
    lbMap.put("domainUID", domainUid);
    lbMap.put("namespace", domainNS);

    if (domainMap.get("loadBalancer") != null) {
      lbMap.put("loadBalancer", domainMap.get("loadBalancer"));
    }
    if (domainMap.get("loadBalancerWebPort") != null) {
      lbMap.put("loadBalancerWebPort", domainMap.get("loadBalancerWebPort"));
    }
    if (domainMap.get("loadBalancerDashboardPort") != null) {
      lbMap.put("loadBalancerDashboardPort", domainMap.get("loadBalancerDashboardPort"));
    }
    if (domainMap.get("loadBalancerVolumePath") != null) {
      lbMap.put("loadBalancerVolumePath", domainMap.get("loadBalancerVolumePath"));
    }

    loadBalancer = (String) lbMap.get("loadBalancer");
    loadBalancerWebPort = ((Integer) lbMap.get("loadBalancerWebPort")).intValue();
    loadBalancerDashboardPort = ((Integer) lbMap.get("loadBalancerDashboardPort")).intValue();

    if (domainUid.equals("domain7") && loadBalancer.equals("APACHE")) {
      lbMap.put("loadBalancerAppPrepath", "/weblogic");
      lbMap.put("loadBalancerExposeAdminPort", new Boolean(true));
    }
    lbMap.values().removeIf(Objects::isNull);
    new LoadBalancer(lbMap);
  } 
                            #location 29 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                              private void createLoadBalancer() throws Exception {
    Map<String, Object> lbMap = new HashMap<String, Object>();

    lbMap.put("name", "traefik-hostrouting-" + domainUid);
    lbMap.put("namespace", domainNS);
    lbMap.put("host", domainUid + ".org");
    lbMap.put("domainUID", domainUid);
    lbMap.put("serviceName", domainUid + "-cluster-" + domainMap.get("clusterName"));
    lbMap.put("loadBalancer", domainMap.getOrDefault("loadBalancer", loadBalancer));

    loadBalancer = (String) lbMap.get("loadBalancer");

    if (domainUid.equals("domain7") && loadBalancer.equals("APACHE")) {
      /* lbMap.put("loadBalancerAppPrepath", "/weblogic");
      lbMap.put("loadBalancerExposeAdminPort", new Boolean(true)); */
    }
    lbMap.values().removeIf(Objects::isNull);
    new LoadBalancer(lbMap);
  }