[GitHub] cloudstack pull request: Bug-ID: CLOUDSTACK-8870: Skip external de...

[rhtyd <gi...@git.apache.org>]

Github user rhtyd commented on a diff in the pull request:

    https://github.com/apache/cloudstack/pull/846#discussion_r61724005
  
    --- Diff: engine/schema/src/com/cloud/host/dao/HostDaoImpl.java ---
    @@ -1087,4 +1087,11 @@ public HostVO findByPublicIp(String publicIp) {
             sc.addAnd("dataCenterId", SearchCriteria.Op.EQ, zoneId);
             return customSearch(sc, null);
         }
    +
    +    @Override
    +    public List<HostVO> listByType(Host.Type type) {
    +        SearchCriteria<HostVO> sc = TypeSearch.create();
    +        sc.setParameters("type", type);
    +        return listBy(sc);
    --- End diff --
    
    the listByType consumers are not doing != null checks, we can fix it by doing it here and returning a Collections.emptyList(); this way the methods ensures that no null is returned
    
    Please fix the NPE case, otherwise LGTM


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