public Boolean addAlias(AliasQuery query) {
Assert.notNull(query.getIndexName(), "No index defined for Alias");
Assert.notNull(query.getAliasName(), "No alias defined");
AliasAction aliasAction = new AliasAction(ADD, query.getIndexName(), query.getAliasName());
if (query.getFilterBuilder() != null) {
aliasAction.filter(query.getFilterBuilder());
} else if (query.getFilter() != null) {
aliasAction.filter(query.getFilter());
} else if (isNotBlank(query.getRouting())) {
aliasAction.routing(query.getRouting());
} else if (isNotBlank(query.getSearchRouting())) {