I started looking at it this AM. I think the proper solution is to accept "*" as a var in the selecthandler. I will look at it over the weekend and will add documentation (javadoc at least)
On Fri, Sep 19, 2014 at 10:14 AM, Andy Seaborne <[email protected]> wrote: > On 19/09/14 05:18, Bruno P. Kinoshita wrote: > >> Hello Claude, >> >> I didn't understand what QueryBuilder was supposed to do at first, or how >> to use it. Luckily there are tests in the project, kudos for writing those, >> very helpful. I liked the idea, and for users familiar with Java Jooq, PHP >> and Ruby ActiveRecord that's definitely an intuitive API. >> >> In order to test it, I first created some dummy data. >> >> PREFIX foaf: <http://xmlns.com/foaf/0.1/> >> PREFIX : <http://example.org/> >> >> INSERT DATA >> { >> :bruno foaf:name "Bruno" . >> :jorge foaf:name "Jorge" . >> :bruno :brotherOf :jorge >> } >> >> Then I retrieved the data with a simple SELECT. >> >> PREFIX foaf: <http://xmlns.com/foaf/0.1/> >> PREFIX : <http://example.org/> >> >> SELECT * >> { >> ?a ?b ?c >> } >> >> --------------------------------- >> | a | b | c | >> ================================= >> | :bruno | foaf:name | "Bruno" | >> | :bruno | :brotherOf | :jorge | >> | :jorge | foaf:name | "Jorge" | >> --------------------------------- >> >> I tried to recreate the same query with QueryBuilder, but alas it didn't >> work. I have probably made something really stupid [1]. My output is always: >> >> PREFIX : <http://example.org/> >> PREFIX foaf: <http://xmlns.com/foaf/0.1/> >> >> WHERE >> { ?a ?b ?c . } >> >> I just wanted to validate that I could recreate the same query with >> QueryBuilder. But I couldn't figure how that works. Looking at >> WhereClauseTest, I thought that addVar("*") would result in "SELECT *". The >> prefixes is not keeping the order it was added, thus that's probably not an >> issue. >> >> The SelectBuilder throws ParseException, which extends Exception. I think >> **if** the Query Builder is supposed to be used by programmers for writing >> their Web applications or similar, then perhaps it could extend a >> RuntimeException? >> >> Just my 0.002 cents >> >> Thanks >> Bruno >> >> [1] https://gist.github.com/kinow/b50a5d3b875f2155b7bb >> > > Ditto. > > (I have just pushed a fix to Wherehandler.testTriple.) > > Andy > > > -- I like: Like Like - The likeliest place on the web <http://like-like.xenei.com> LinkedIn: http://www.linkedin.com/in/claudewarren
