private AggregationBuilder<?> termsAgg(MethodField field) throws SqlParseException {
String aggName = gettAggNameFromParamsOrAlias(field);
TermsBuilder terms = AggregationBuilders.terms(aggName);
String value = null;
for (KVValue kv : field.getParams()) {
value = kv.value.toString();
switch (kv.key.toLowerCase()) {
case "field":
terms.field(value);
break;
case "size":
terms.size(Integer.parseInt(value));
break;
case "shard_size":
terms.shardSize(Integer.parseInt(value));
break;
case "min_doc_count":
terms.minDocCount(Integer.parseInt(value));
break;
case "alias":
case "nested":
case "reverse_nested":
break;
default:
throw new SqlParseException("terms aggregation err or not define field " + kv.toString());
}
}
return terms;
}
