/** INTERNAL: Set the properties needed to be cascaded into the custom query. */
 protected void prepareCustomQuery(DatabaseQuery customQuery) {
   ReadAllQuery customReadQuery = (ReadAllQuery) customQuery;
   customReadQuery.setContainerPolicy(getContainerPolicy());
   customReadQuery.setCascadePolicy(getCascadePolicy());
   customReadQuery.setShouldRefreshIdentityMapResult(shouldRefreshIdentityMapResult());
   customReadQuery.setShouldMaintainCache(shouldMaintainCache());
   customReadQuery.setShouldUseWrapperPolicy(shouldUseWrapperPolicy());
 }