hostnameFilter = new SearchFilter("hostname", true);
labelFilter = new LabelFilter();
statusFilter = new ListFilter("status");
statusFilter.setChoices(statusStrings);
lockedFilter = new BooleanFilter("locked");
lockedByFilter = new ListFilter("locked_by__login");
lockedByFilter.setChoices(userStrings.toArray(new String[userStrings.size()]));
aclFilter = new AclAccessibleFilter();
excludeAtomicGroupsFilter = new AtomicGroupFilter();