public Integer get(Field.Uint16 field) {
        return getInt(field.name);
    }
Get the value for the field directly by the field index with no lookup needed (faster!)

@param field The field to look up
@return The value for that field.
@throws SchemaException if the field has no value and has no default.
clients/src/main/java/org/apache/kafka/common/protocol/types/Struct.java