rest:response and status 400/404

> I've the following simplified RESTXQ code snippet that I use with > basex 7.8. > > declare > %rest:path("/exists") > %rest:HEAD > %rest:form-param("message","{$message}") > function page:exist( > $message as xs:string) > { > > try{ > if ($message = 'yes') then () > else error(xs:QName("err:ERR"), "Message wasn't yes!") > > } catch * { > <rest:response> > <http:response status="404" reason="{$err:description}"> > <http:header name="DBG" value="{'message was '|| $message}"/> > </http:response> > </rest:response> > } > }; > > > This is always returning HTTP status 404 with reason "No function > found that matches the request". > This happens only for the 400 status code. Any other status code I use > to set behaves as expected including 404 itself. > Any hints? > Thank you. > Regards, > Marco. >

On 11/04/14 16:34, Marco Lettere wrote: > I've the following simplified RESTXQ code snippet that I use with basex > 7.8. > > declare > %rest:path("/exists") > %rest:HEAD > %rest:form-param("message","{$message}") > function page:exist( > $message as xs:string) > { > > try{ > if ($message = 'yes') then () > else error(xs:QName("err:ERR"), "Message wasn't yes!") > > } catch * { > <rest:response> > <http:response status="404" reason="{$err:description}"> > <http:header name="DBG" value="{'message was '|| $message}"/> > </http:response> > </rest:response> > } > }; > > > This is always returning HTTP status 404 with reason "No function found > that matches the request". > This happens only for the 400 status code. Any other status code I use > to set behaves as expected including 404 itself. > Any hints? > Thank you. > Regards, > Marco.

On 04/11/2014 04:51 PM, Dirk Kirsten wrote: > Hello Marco, > > I can't really follow. What 400 status code are you talking about, > because I can't really see one in the code. > I couldn't really test it because I didn't manage to tell curl to send > form data and using HEAD at the same time (something like curl -I -F > message=yes ... didn't work, help appreciated). > > But your if statement (returning the empty sequence) will result in the > following error: > > [BASX0003] HEAD method must return a single 'restxq:response' element. > > Although I didn't test in in the combination, if I either use HEAD or > the form param it worked. So could you please clarify in which case this > code did work and what error you are experiencing? > > Cheers, > Dirk > > On 11/04/14 16:34, Marco Lettere wrote: >> I've the following simplified RESTXQ code snippet that I use with basex >> 7.8. >> >> declare >> %rest:path("/exists") >> %rest:HEAD >> %rest:form-param("message","{$message}") >> function page:exist( >> $message as xs:string) >> { >> >> try{ >> if ($message = 'yes') then () >> else error(xs:QName("err:ERR"), "Message wasn't yes!") >> >> } catch * { >> <rest:response> >> <http:response status="404" reason="{$err:description}"> >> <http:header name="DBG" value="{'message was '|| $message}"/> >> </http:response> >> </rest:response> >> } >> }; >> >> >> This is always returning HTTP status 404 with reason "No function found >> that matches the request". >> This happens only for the 400 status code. Any other status code I use >> to set behaves as expected including 404 itself. >> Any hints? >> Thank you. >> Regards, >> Marco.

On 11/04/14 17:19, Marco Lettere wrote: > Sorry Dirk, > I should never write mails while in a hurry. > I'll try to restate my question. > > This is the code snippet I wanted to use: > > declare > %rest:path("/exists") > %rest:HEAD > %rest:query-param("message","{$message}") > function page:exist( > $message as xs:string) > { > > try{ > if ($message = 'yes') then () > else error(xs:QName("err:ERR"), "Message wasn't yes!") > > } catch * { > <rest:response> > <http:response status="400" reason="{$err:description}"> > <http:header name="DBG" value="{'message was '|| $message}"/> > </http:response> > </rest:response> > } > }; > > It should return a 400 (Invalid request) whenever an exception is raised > in the implementation of the function. I understand for empty sequences > but it should not impact on the test now. > The point is that if I change the 400 into any other status code I get a > proper response. > With 400 (as it's correctly written in the code now) I get always "404 > No function found that matches the request" as the response. > > I'm sending my requests with Firefox Poster and they look just like > this: "http://localhost:8984/exists?message=vvv". For these requests I'm > getting the stacktrace and the responses you can see at the end of the > email. > > If I rewrite my query to return for instance 404 or 500 (instead of 400) > I get the same stacktrace but a correct HTTP response "HTTP/1.1 404 > Message wasn't yes!". > > I hope I could express myself better this time. > Thank you, > M. > > > org.basex.http.HTTPException: No function found that matches the request. > at org.basex.http.HTTPCode.get(HTTPCode.java:55) > at org.basex.http.restxq.RestXqServlet.run(RestXqServlet.java:28) > at org.basex.http.BaseXServlet.service(BaseXServlet.java:58) > [...] > at > org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) > > at > org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) > > at java.lang.Thread.run(Thread.java:744) > _ REQUEST _________________________________ > [HEAD /exists?message=vvv]@4563057 org.eclipse.jetty.server.Request@45a071 > - Host: localhost:8984 > - Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 > - Accept-Language: en-US,en;q=0.5 > - Connection: keep-alive > - User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) > Gecko/20100101 Firefox/28.0 > - Accept-Encoding: gzip, deflate > _ RESPONSE ________________________________ > HTTP/1.1 404 No function found that matches the request. > DBG: message was vvv > Content-Type: text/html;charset=ISO-8859-1 > Cache-Control: must-revalidate,no-cache,no-store > Content-Length: 1442 > > java.io.IOException: Closed > at org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:140) > at org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:117) > [...] > at > org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) > > at java.lang.Thread.run(Thread.java:744) > java.lang.IllegalStateException: Committed > at org.eclipse.jetty.server.Response.resetBuffer(Response.java:1154) > at org.basex.http.HTTPContext.status(HTTPContext.java:229) > at org.basex.http.BaseXServlet.service(BaseXServlet.java:65) > [...] > at > org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) > > at > org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) > > at java.lang.Thread.run(Thread.java:744) > _ REQUEST _________________________________ > (HEAD /exists?message=vvv)@4563057 org.eclipse.jetty.server.Request@45a071 > - Host: localhost:8984 > - Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 > - Accept-Language: en-US,en;q=0.5 > - Connection: keep-alive > - User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) > Gecko/20100101 Firefox/28.0 > - Accept-Encoding: gzip, deflate > _ RESPONSE ________________________________ > HTTP/1.1 404 No function found that matches the request. > DBG: message was vvv > Content-Type: text/html;charset=ISO-8859-1 > Cache-Control: must-revalidate,no-cache,no-store > Content-Length: 1442 > > > > > > On 04/11/2014 04:51 PM, Dirk Kirsten wrote: >> Hello Marco, >> >> I can't really follow. What 400 status code are you talking about, >> because I can't really see one in the code. >> I couldn't really test it because I didn't manage to tell curl to send >> form data and using HEAD at the same time (something like curl -I -F >> message=yes ... didn't work, help appreciated). >> >> But your if statement (returning the empty sequence) will result in the >> following error: >> >> [BASX0003] HEAD method must return a single 'restxq:response' element. >> >> Although I didn't test in in the combination, if I either use HEAD or >> the form param it worked. So could you please clarify in which case this >> code did work and what error you are experiencing? >> >> Cheers, >> Dirk >> >> On 11/04/14 16:34, Marco Lettere wrote: >>> I've the following simplified RESTXQ code snippet that I use with basex >>> 7.8. >>> >>> declare >>> %rest:path("/exists") >>> %rest:HEAD >>> %rest:form-param("message","{$message}") >>> function page:exist( >>> $message as xs:string) >>> { >>> >>> try{ >>> if ($message = 'yes') then () >>> else error(xs:QName("err:ERR"), "Message wasn't yes!") >>> >>> } catch * { >>> <rest:response> >>> <http:response status="404" reason="{$err:description}"> >>> <http:header name="DBG" value="{'message was '|| >>> $message}"/> >>> </http:response> >>> </rest:response> >>> } >>> }; >>> >>> >>> This is always returning HTTP status 404 with reason "No function found >>> that matches the request". >>> This happens only for the 400 status code. Any other status code I use >>> to set behaves as expected including 404 itself. >>> Any hints? >>> Thank you. >>> Regards, >>> Marco. >

> curl -I http://localhost:8984/exists?message=vvv

> curl -I http://localhost:8984/exists?message=vvv

On 04/13/2014 01:22 PM, Dirk Kirsten wrote: > Hallo Marco, > > I tried to reproduce this now, but couldn't manage to do so. curl shows > > curl -I http://localhost:8984/exists?message=vvv > HTTP/1.1 400 Message wasn't yes! > DBG: message was vvv > Content-Type: text/html;charset=ISO-8859-1 > Cache-Control: must-revalidate,no-cache,no-store > Content-Length: 1391 > Server: Jetty(8.1.14.v20131031) > > There was no difference when I used another response code (except of > course it returned that return code then). > > Are you sure you are setting the correct HEAD request in this Firefox > addon? Of course also this addon could do something incorrectly with the > HEAD request, so you might want to try with another tool like curl or wget. > > If this doesn't help, did you try the latest snapshot (which I used now)? > > Cheers, > Dirk > > On 11/04/14 17:19, Marco Lettere wrote: >> Sorry Dirk, >> I should never write mails while in a hurry. >> I'll try to restate my question. >> >> This is the code snippet I wanted to use: >> >> declare >> %rest:path("/exists") >> %rest:HEAD >> %rest:query-param("message","{$message}") >> function page:exist( >> $message as xs:string) >> { >> >> try{ >> if ($message = 'yes') then () >> else error(xs:QName("err:ERR"), "Message wasn't yes!") >> >> } catch * { >> <rest:response> >> <http:response status="400" reason="{$err:description}"> >> <http:header name="DBG" value="{'message was '|| $message}"/> >> </http:response> >> </rest:response> >> } >> }; >> >> It should return a 400 (Invalid request) whenever an exception is raised >> in the implementation of the function. I understand for empty sequences >> but it should not impact on the test now. >> The point is that if I change the 400 into any other status code I get a >> proper response. >> With 400 (as it's correctly written in the code now) I get always "404 >> No function found that matches the request" as the response. >> >> I'm sending my requests with Firefox Poster and they look just like >> this: "http://localhost:8984/exists?message=vvv". For these requests I'm >> getting the stacktrace and the responses you can see at the end of the >> email. >> >> If I rewrite my query to return for instance 404 or 500 (instead of 400) >> I get the same stacktrace but a correct HTTP response "HTTP/1.1 404 >> Message wasn't yes!". >> >> I hope I could express myself better this time. >> Thank you, >> M. >> >> >> org.basex.http.HTTPException: No function found that matches the request. >> at org.basex.http.HTTPCode.get(HTTPCode.java:55) >> at org.basex.http.restxq.RestXqServlet.run(RestXqServlet.java:28) >> at org.basex.http.BaseXServlet.service(BaseXServlet.java:58) >> [...] >> at >> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) >> >> at >> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >> >> at java.lang.Thread.run(Thread.java:744) >> _ REQUEST _________________________________ >> [HEAD /exists?message=vvv]@4563057 org.eclipse.jetty.server.Request@45a071 >> - Host: localhost:8984 >> - Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 >> - Accept-Language: en-US,en;q=0.5 >> - Connection: keep-alive >> - User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) >> Gecko/20100101 Firefox/28.0 >> - Accept-Encoding: gzip, deflate >> _ RESPONSE ________________________________ >> HTTP/1.1 404 No function found that matches the request. >> DBG: message was vvv >> Content-Type: text/html;charset=ISO-8859-1 >> Cache-Control: must-revalidate,no-cache,no-store >> Content-Length: 1442 >> >> java.io.IOException: Closed >> at org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:140) >> at org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:117) >> [...] >> at >> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >> >> at java.lang.Thread.run(Thread.java:744) >> java.lang.IllegalStateException: Committed >> at org.eclipse.jetty.server.Response.resetBuffer(Response.java:1154) >> at org.basex.http.HTTPContext.status(HTTPContext.java:229) >> at org.basex.http.BaseXServlet.service(BaseXServlet.java:65) >> [...] >> at >> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) >> >> at >> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >> >> at java.lang.Thread.run(Thread.java:744) >> _ REQUEST _________________________________ >> (HEAD /exists?message=vvv)@4563057 org.eclipse.jetty.server.Request@45a071 >> - Host: localhost:8984 >> - Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 >> - Accept-Language: en-US,en;q=0.5 >> - Connection: keep-alive >> - User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) >> Gecko/20100101 Firefox/28.0 >> - Accept-Encoding: gzip, deflate >> _ RESPONSE ________________________________ >> HTTP/1.1 404 No function found that matches the request. >> DBG: message was vvv >> Content-Type: text/html;charset=ISO-8859-1 >> Cache-Control: must-revalidate,no-cache,no-store >> Content-Length: 1442 >> >> >> >> >> >> On 04/11/2014 04:51 PM, Dirk Kirsten wrote: >>> Hello Marco, >>> >>> I can't really follow. What 400 status code are you talking about, >>> because I can't really see one in the code. >>> I couldn't really test it because I didn't manage to tell curl to send >>> form data and using HEAD at the same time (something like curl -I -F >>> message=yes ... didn't work, help appreciated). >>> >>> But your if statement (returning the empty sequence) will result in the >>> following error: >>> >>> [BASX0003] HEAD method must return a single 'restxq:response' element. >>> >>> Although I didn't test in in the combination, if I either use HEAD or >>> the form param it worked. So could you please clarify in which case this >>> code did work and what error you are experiencing? >>> >>> Cheers, >>> Dirk >>> >>> On 11/04/14 16:34, Marco Lettere wrote: >>>> I've the following simplified RESTXQ code snippet that I use with basex >>>> 7.8. >>>> >>>> declare >>>> %rest:path("/exists") >>>> %rest:HEAD >>>> %rest:form-param("message","{$message}") >>>> function page:exist( >>>> $message as xs:string) >>>> { >>>> >>>> try{ >>>> if ($message = 'yes') then () >>>> else error(xs:QName("err:ERR"), "Message wasn't yes!") >>>> >>>> } catch * { >>>> <rest:response> >>>> <http:response status="404" reason="{$err:description}"> >>>> <http:header name="DBG" value="{'message was '|| >>>> $message}"/> >>>> </http:response> >>>> </rest:response> >>>> } >>>> }; >>>> >>>> >>>> This is always returning HTTP status 404 with reason "No function found >>>> that matches the request". >>>> This happens only for the 400 status code. Any other status code I use >>>> to set behaves as expected including 404 itself. >>>> Any hints? >>>> Thank you. >>>> Regards, >>>> Marco.

On 15/04/14 13:48, Marco Lettere wrote: > Hi Dirk, > this is the output I get when using curl (same as Poster) with response > status 400: > >> curl -I http://localhost:8984/exists?message=vvv > > HTTP/1.1 404 No function found that matches the request. > DBG: message was vvv > Content-Type: text/html;charset=ISO-8859-1 > Cache-Control: must-revalidate,no-cache,no-store > Content-Length: 1442 > Server: Jetty(8.1.14.v20131031) > > whereas if I change the return status to 500 > >> curl -I http://localhost:8984/exists?message=vvv > > HTTP/1.1 500 Message wasn't yes! > DBG: message was vvv > Content-Type: text/html;charset=ISO-8859-1 > Cache-Control: must-revalidate,no-cache,no-store > Content-Length: 1391 > Server: Jetty(8.1.14.v20131031) > > Just in case the issue could be related to the combination OS/JAVA: > I'm using Ubuntu "12.04.4 LTS, Precise Pangolin" and running Openjdk 7. > Thanks again and regards, > M. > > On 04/13/2014 01:22 PM, Dirk Kirsten wrote: >> Hallo Marco, >> >> I tried to reproduce this now, but couldn't manage to do so. curl shows >> >> curl -I http://localhost:8984/exists?message=vvv >> HTTP/1.1 400 Message wasn't yes! >> DBG: message was vvv >> Content-Type: text/html;charset=ISO-8859-1 >> Cache-Control: must-revalidate,no-cache,no-store >> Content-Length: 1391 >> Server: Jetty(8.1.14.v20131031) >> >> There was no difference when I used another response code (except of >> course it returned that return code then). >> >> Are you sure you are setting the correct HEAD request in this Firefox >> addon? Of course also this addon could do something incorrectly with the >> HEAD request, so you might want to try with another tool like curl or >> wget. >> >> If this doesn't help, did you try the latest snapshot (which I used now)? >> >> Cheers, >> Dirk >> >> On 11/04/14 17:19, Marco Lettere wrote: >>> Sorry Dirk, >>> I should never write mails while in a hurry. >>> I'll try to restate my question. >>> >>> This is the code snippet I wanted to use: >>> >>> declare >>> %rest:path("/exists") >>> %rest:HEAD >>> %rest:query-param("message","{$message}") >>> function page:exist( >>> $message as xs:string) >>> { >>> >>> try{ >>> if ($message = 'yes') then () >>> else error(xs:QName("err:ERR"), "Message wasn't yes!") >>> >>> } catch * { >>> <rest:response> >>> <http:response status="400" reason="{$err:description}"> >>> <http:header name="DBG" value="{'message was '|| >>> $message}"/> >>> </http:response> >>> </rest:response> >>> } >>> }; >>> >>> It should return a 400 (Invalid request) whenever an exception is raised >>> in the implementation of the function. I understand for empty sequences >>> but it should not impact on the test now. >>> The point is that if I change the 400 into any other status code I get a >>> proper response. >>> With 400 (as it's correctly written in the code now) I get always "404 >>> No function found that matches the request" as the response. >>> >>> I'm sending my requests with Firefox Poster and they look just like >>> this: "http://localhost:8984/exists?message=vvv". For these requests I'm >>> getting the stacktrace and the responses you can see at the end of the >>> email. >>> >>> If I rewrite my query to return for instance 404 or 500 (instead of 400) >>> I get the same stacktrace but a correct HTTP response "HTTP/1.1 404 >>> Message wasn't yes!". >>> >>> I hope I could express myself better this time. >>> Thank you, >>> M. >>> >>> >>> org.basex.http.HTTPException: No function found that matches the >>> request. >>> at org.basex.http.HTTPCode.get(HTTPCode.java:55) >>> at org.basex.http.restxq.RestXqServlet.run(RestXqServlet.java:28) >>> at org.basex.http.BaseXServlet.service(BaseXServlet.java:58) >>> [...] >>> at >>> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) >>> >>> >>> at >>> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >>> >>> >>> at java.lang.Thread.run(Thread.java:744) >>> _ REQUEST _________________________________ >>> [HEAD /exists?message=vvv]@4563057 >>> org.eclipse.jetty.server.Request@45a071 >>> - Host: localhost:8984 >>> - Accept: >>> text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 >>> - Accept-Language: en-US,en;q=0.5 >>> - Connection: keep-alive >>> - User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) >>> Gecko/20100101 Firefox/28.0 >>> - Accept-Encoding: gzip, deflate >>> _ RESPONSE ________________________________ >>> HTTP/1.1 404 No function found that matches the request. >>> DBG: message was vvv >>> Content-Type: text/html;charset=ISO-8859-1 >>> Cache-Control: must-revalidate,no-cache,no-store >>> Content-Length: 1442 >>> >>> java.io.IOException: Closed >>> at org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:140) >>> at org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:117) >>> [...] >>> at >>> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >>> >>> >>> at java.lang.Thread.run(Thread.java:744) >>> java.lang.IllegalStateException: Committed >>> at >>> org.eclipse.jetty.server.Response.resetBuffer(Response.java:1154) >>> at org.basex.http.HTTPContext.status(HTTPContext.java:229) >>> at org.basex.http.BaseXServlet.service(BaseXServlet.java:65) >>> [...] >>> at >>> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) >>> >>> >>> at >>> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >>> >>> >>> at java.lang.Thread.run(Thread.java:744) >>> _ REQUEST _________________________________ >>> (HEAD /exists?message=vvv)@4563057 >>> org.eclipse.jetty.server.Request@45a071 >>> - Host: localhost:8984 >>> - Accept: >>> text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 >>> - Accept-Language: en-US,en;q=0.5 >>> - Connection: keep-alive >>> - User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) >>> Gecko/20100101 Firefox/28.0 >>> - Accept-Encoding: gzip, deflate >>> _ RESPONSE ________________________________ >>> HTTP/1.1 404 No function found that matches the request. >>> DBG: message was vvv >>> Content-Type: text/html;charset=ISO-8859-1 >>> Cache-Control: must-revalidate,no-cache,no-store >>> Content-Length: 1442 >>> >>> >>> >>> >>> >>> On 04/11/2014 04:51 PM, Dirk Kirsten wrote: >>>> Hello Marco, >>>> >>>> I can't really follow. What 400 status code are you talking about, >>>> because I can't really see one in the code. >>>> I couldn't really test it because I didn't manage to tell curl to send >>>> form data and using HEAD at the same time (something like curl -I -F >>>> message=yes ... didn't work, help appreciated). >>>> >>>> But your if statement (returning the empty sequence) will result in the >>>> following error: >>>> >>>> [BASX0003] HEAD method must return a single 'restxq:response' >>>> element. >>>> >>>> Although I didn't test in in the combination, if I either use HEAD or >>>> the form param it worked. So could you please clarify in which case >>>> this >>>> code did work and what error you are experiencing? >>>> >>>> Cheers, >>>> Dirk >>>> >>>> On 11/04/14 16:34, Marco Lettere wrote: >>>>> I've the following simplified RESTXQ code snippet that I use with >>>>> basex >>>>> 7.8. >>>>> >>>>> declare >>>>> %rest:path("/exists") >>>>> %rest:HEAD >>>>> %rest:form-param("message","{$message}") >>>>> function page:exist( >>>>> $message as xs:string) >>>>> { >>>>> >>>>> try{ >>>>> if ($message = 'yes') then () >>>>> else error(xs:QName("err:ERR"), "Message wasn't yes!") >>>>> >>>>> } catch * { >>>>> <rest:response> >>>>> <http:response status="404" reason="{$err:description}"> >>>>> <http:header name="DBG" value="{'message was '|| >>>>> $message}"/> >>>>> </http:response> >>>>> </rest:response> >>>>> } >>>>> }; >>>>> >>>>> >>>>> This is always returning HTTP status 404 with reason "No function >>>>> found >>>>> that matches the request". >>>>> This happens only for the 400 status code. Any other status code I use >>>>> to set behaves as expected including 404 itself. >>>>> Any hints? >>>>> Thank you. >>>>> Regards, >>>>> Marco. >

On 04/15/2014 08:13 PM, Dirk Kirsten wrote: > Hi Marco, > > what BaseX version are you using? Did you try with the latest snapshot? > > Cheers, > Dirk > > On 15/04/14 13:48, Marco Lettere wrote: >> Hi Dirk, >> this is the output I get when using curl (same as Poster) with response >> status 400: >> >>> curl -I http://localhost:8984/exists?message=vvv >> HTTP/1.1 404 No function found that matches the request. >> DBG: message was vvv >> Content-Type: text/html;charset=ISO-8859-1 >> Cache-Control: must-revalidate,no-cache,no-store >> Content-Length: 1442 >> Server: Jetty(8.1.14.v20131031) >> >> whereas if I change the return status to 500 >> >>> curl -I http://localhost:8984/exists?message=vvv >> HTTP/1.1 500 Message wasn't yes! >> DBG: message was vvv >> Content-Type: text/html;charset=ISO-8859-1 >> Cache-Control: must-revalidate,no-cache,no-store >> Content-Length: 1391 >> Server: Jetty(8.1.14.v20131031) >> >> Just in case the issue could be related to the combination OS/JAVA: >> I'm using Ubuntu "12.04.4 LTS, Precise Pangolin" and running Openjdk 7. >> Thanks again and regards, >> M. >> >> On 04/13/2014 01:22 PM, Dirk Kirsten wrote: >>> Hallo Marco, >>> >>> I tried to reproduce this now, but couldn't manage to do so. curl shows >>> >>> curl -I http://localhost:8984/exists?message=vvv >>> HTTP/1.1 400 Message wasn't yes! >>> DBG: message was vvv >>> Content-Type: text/html;charset=ISO-8859-1 >>> Cache-Control: must-revalidate,no-cache,no-store >>> Content-Length: 1391 >>> Server: Jetty(8.1.14.v20131031) >>> >>> There was no difference when I used another response code (except of >>> course it returned that return code then). >>> >>> Are you sure you are setting the correct HEAD request in this Firefox >>> addon? Of course also this addon could do something incorrectly with the >>> HEAD request, so you might want to try with another tool like curl or >>> wget. >>> >>> If this doesn't help, did you try the latest snapshot (which I used now)? >>> >>> Cheers, >>> Dirk >>> >>> On 11/04/14 17:19, Marco Lettere wrote: >>>> Sorry Dirk, >>>> I should never write mails while in a hurry. >>>> I'll try to restate my question. >>>> >>>> This is the code snippet I wanted to use: >>>> >>>> declare >>>> %rest:path("/exists") >>>> %rest:HEAD >>>> %rest:query-param("message","{$message}") >>>> function page:exist( >>>> $message as xs:string) >>>> { >>>> >>>> try{ >>>> if ($message = 'yes') then () >>>> else error(xs:QName("err:ERR"), "Message wasn't yes!") >>>> >>>> } catch * { >>>> <rest:response> >>>> <http:response status="400" reason="{$err:description}"> >>>> <http:header name="DBG" value="{'message was '|| >>>> $message}"/> >>>> </http:response> >>>> </rest:response> >>>> } >>>> }; >>>> >>>> It should return a 400 (Invalid request) whenever an exception is raised >>>> in the implementation of the function. I understand for empty sequences >>>> but it should not impact on the test now. >>>> The point is that if I change the 400 into any other status code I get a >>>> proper response. >>>> With 400 (as it's correctly written in the code now) I get always "404 >>>> No function found that matches the request" as the response. >>>> >>>> I'm sending my requests with Firefox Poster and they look just like >>>> this: "http://localhost:8984/exists?message=vvv". For these requests I'm >>>> getting the stacktrace and the responses you can see at the end of the >>>> email. >>>> >>>> If I rewrite my query to return for instance 404 or 500 (instead of 400) >>>> I get the same stacktrace but a correct HTTP response "HTTP/1.1 404 >>>> Message wasn't yes!". >>>> >>>> I hope I could express myself better this time. >>>> Thank you, >>>> M. >>>> >>>> >>>> org.basex.http.HTTPException: No function found that matches the >>>> request. >>>> at org.basex.http.HTTPCode.get(HTTPCode.java:55) >>>> at org.basex.http.restxq.RestXqServlet.run(RestXqServlet.java:28) >>>> at org.basex.http.BaseXServlet.service(BaseXServlet.java:58) >>>> [...] >>>> at >>>> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) >>>> >>>> >>>> at >>>> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >>>> >>>> >>>> at java.lang.Thread.run(Thread.java:744) >>>> _ REQUEST _________________________________ >>>> [HEAD /exists?message=vvv]@4563057 >>>> org.eclipse.jetty.server.Request@45a071 >>>> - Host: localhost:8984 >>>> - Accept: >>>> text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 >>>> - Accept-Language: en-US,en;q=0.5 >>>> - Connection: keep-alive >>>> - User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) >>>> Gecko/20100101 Firefox/28.0 >>>> - Accept-Encoding: gzip, deflate >>>> _ RESPONSE ________________________________ >>>> HTTP/1.1 404 No function found that matches the request. >>>> DBG: message was vvv >>>> Content-Type: text/html;charset=ISO-8859-1 >>>> Cache-Control: must-revalidate,no-cache,no-store >>>> Content-Length: 1442 >>>> >>>> java.io.IOException: Closed >>>> at org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:140) >>>> at org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:117) >>>> [...] >>>> at >>>> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >>>> >>>> >>>> at java.lang.Thread.run(Thread.java:744) >>>> java.lang.IllegalStateException: Committed >>>> at >>>> org.eclipse.jetty.server.Response.resetBuffer(Response.java:1154) >>>> at org.basex.http.HTTPContext.status(HTTPContext.java:229) >>>> at org.basex.http.BaseXServlet.service(BaseXServlet.java:65) >>>> [...] >>>> at >>>> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) >>>> >>>> >>>> at >>>> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >>>> >>>> >>>> at java.lang.Thread.run(Thread.java:744) >>>> _ REQUEST _________________________________ >>>> (HEAD /exists?message=vvv)@4563057 >>>> org.eclipse.jetty.server.Request@45a071 >>>> - Host: localhost:8984 >>>> - Accept: >>>> text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 >>>> - Accept-Language: en-US,en;q=0.5 >>>> - Connection: keep-alive >>>> - User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) >>>> Gecko/20100101 Firefox/28.0 >>>> - Accept-Encoding: gzip, deflate >>>> _ RESPONSE ________________________________ >>>> HTTP/1.1 404 No function found that matches the request. >>>> DBG: message was vvv >>>> Content-Type: text/html;charset=ISO-8859-1 >>>> Cache-Control: must-revalidate,no-cache,no-store >>>> Content-Length: 1442 >>>> >>>> >>>> >>>> >>>> >>>> On 04/11/2014 04:51 PM, Dirk Kirsten wrote: >>>>> Hello Marco, >>>>> >>>>> I can't really follow. What 400 status code are you talking about, >>>>> because I can't really see one in the code. >>>>> I couldn't really test it because I didn't manage to tell curl to send >>>>> form data and using HEAD at the same time (something like curl -I -F >>>>> message=yes ... didn't work, help appreciated). >>>>> >>>>> But your if statement (returning the empty sequence) will result in the >>>>> following error: >>>>> >>>>> [BASX0003] HEAD method must return a single 'restxq:response' >>>>> element. >>>>> >>>>> Although I didn't test in in the combination, if I either use HEAD or >>>>> the form param it worked. So could you please clarify in which case >>>>> this >>>>> code did work and what error you are experiencing? >>>>> >>>>> Cheers, >>>>> Dirk >>>>> >>>>> On 11/04/14 16:34, Marco Lettere wrote: >>>>>> I've the following simplified RESTXQ code snippet that I use with >>>>>> basex >>>>>> 7.8. >>>>>> >>>>>> declare >>>>>> %rest:path("/exists") >>>>>> %rest:HEAD >>>>>> %rest:form-param("message","{$message}") >>>>>> function page:exist( >>>>>> $message as xs:string) >>>>>> { >>>>>> >>>>>> try{ >>>>>> if ($message = 'yes') then () >>>>>> else error(xs:QName("err:ERR"), "Message wasn't yes!") >>>>>> >>>>>> } catch * { >>>>>> <rest:response> >>>>>> <http:response status="404" reason="{$err:description}"> >>>>>> <http:header name="DBG" value="{'message was '|| >>>>>> $message}"/> >>>>>> </http:response> >>>>>> </rest:response> >>>>>> } >>>>>> }; >>>>>> >>>>>> >>>>>> This is always returning HTTP status 404 with reason "No function >>>>>> found >>>>>> that matches the request". >>>>>> This happens only for the 400 status code. Any other status code I use >>>>>> to set behaves as expected including 404 itself. >>>>>> Any hints? >>>>>> Thank you. >>>>>> Regards, >>>>>> Marco.

On 04/16/2014 01:47 PM, Marco Lettere wrote: > Hi Dirk, > > 8.2. > > I'll try the latest. > Thanks, > M. > > On 04/15/2014 08:13 PM, Dirk Kirsten wrote: >> Hi Marco, >> >> what BaseX version are you using? Did you try with the latest snapshot? >> >> Cheers, >> Dirk >> >> On 15/04/14 13:48, Marco Lettere wrote: >>> Hi Dirk, >>> this is the output I get when using curl (same as Poster) with response >>> status 400: >>> >>>> curl -I http://localhost:8984/exists?message=vvv >>> HTTP/1.1 404 No function found that matches the request. >>> DBG: message was vvv >>> Content-Type: text/html;charset=ISO-8859-1 >>> Cache-Control: must-revalidate,no-cache,no-store >>> Content-Length: 1442 >>> Server: Jetty(8.1.14.v20131031) >>> >>> whereas if I change the return status to 500 >>> >>>> curl -I http://localhost:8984/exists?message=vvv >>> HTTP/1.1 500 Message wasn't yes! >>> DBG: message was vvv >>> Content-Type: text/html;charset=ISO-8859-1 >>> Cache-Control: must-revalidate,no-cache,no-store >>> Content-Length: 1391 >>> Server: Jetty(8.1.14.v20131031) >>> >>> Just in case the issue could be related to the combination OS/JAVA: >>> I'm using Ubuntu "12.04.4 LTS, Precise Pangolin" and running Openjdk 7. >>> Thanks again and regards, >>> M. >>> >>> On 04/13/2014 01:22 PM, Dirk Kirsten wrote: >>>> Hallo Marco, >>>> >>>> I tried to reproduce this now, but couldn't manage to do so. curl >>>> shows >>>> >>>> curl -I http://localhost:8984/exists?message=vvv >>>> HTTP/1.1 400 Message wasn't yes! >>>> DBG: message was vvv >>>> Content-Type: text/html;charset=ISO-8859-1 >>>> Cache-Control: must-revalidate,no-cache,no-store >>>> Content-Length: 1391 >>>> Server: Jetty(8.1.14.v20131031) >>>> >>>> There was no difference when I used another response code (except of >>>> course it returned that return code then). >>>> >>>> Are you sure you are setting the correct HEAD request in this Firefox >>>> addon? Of course also this addon could do something incorrectly >>>> with the >>>> HEAD request, so you might want to try with another tool like curl or >>>> wget. >>>> >>>> If this doesn't help, did you try the latest snapshot (which I used >>>> now)? >>>> >>>> Cheers, >>>> Dirk >>>> >>>> On 11/04/14 17:19, Marco Lettere wrote: >>>>> Sorry Dirk, >>>>> I should never write mails while in a hurry. >>>>> I'll try to restate my question. >>>>> >>>>> This is the code snippet I wanted to use: >>>>> >>>>> declare >>>>> %rest:path("/exists") >>>>> %rest:HEAD >>>>> %rest:query-param("message","{$message}") >>>>> function page:exist( >>>>> $message as xs:string) >>>>> { >>>>> >>>>> try{ >>>>> if ($message = 'yes') then () >>>>> else error(xs:QName("err:ERR"), "Message wasn't yes!") >>>>> >>>>> } catch * { >>>>> <rest:response> >>>>> <http:response status="400" reason="{$err:description}"> >>>>> <http:header name="DBG" value="{'message was '|| >>>>> $message}"/> >>>>> </http:response> >>>>> </rest:response> >>>>> } >>>>> }; >>>>> >>>>> It should return a 400 (Invalid request) whenever an exception is >>>>> raised >>>>> in the implementation of the function. I understand for empty >>>>> sequences >>>>> but it should not impact on the test now. >>>>> The point is that if I change the 400 into any other status code I >>>>> get a >>>>> proper response. >>>>> With 400 (as it's correctly written in the code now) I get always >>>>> "404 >>>>> No function found that matches the request" as the response. >>>>> >>>>> I'm sending my requests with Firefox Poster and they look just like >>>>> this: "http://localhost:8984/exists?message=vvv". For these >>>>> requests I'm >>>>> getting the stacktrace and the responses you can see at the end of >>>>> the >>>>> email. >>>>> >>>>> If I rewrite my query to return for instance 404 or 500 (instead >>>>> of 400) >>>>> I get the same stacktrace but a correct HTTP response "HTTP/1.1 404 >>>>> Message wasn't yes!". >>>>> >>>>> I hope I could express myself better this time. >>>>> Thank you, >>>>> M. >>>>> >>>>> >>>>> org.basex.http.HTTPException: No function found that matches the >>>>> request. >>>>> at org.basex.http.HTTPCode.get(HTTPCode.java:55) >>>>> at >>>>> org.basex.http.restxq.RestXqServlet.run(RestXqServlet.java:28) >>>>> at org.basex.http.BaseXServlet.service(BaseXServlet.java:58) >>>>> [...] >>>>> at >>>>> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) >>>>> >>>>> >>>>> >>>>> at >>>>> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >>>>> >>>>> >>>>> >>>>> at java.lang.Thread.run(Thread.java:744) >>>>> _ REQUEST _________________________________ >>>>> [HEAD /exists?message=vvv]@4563057 >>>>> org.eclipse.jetty.server.Request@45a071 >>>>> - Host: localhost:8984 >>>>> - Accept: >>>>> text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 >>>>> - Accept-Language: en-US,en;q=0.5 >>>>> - Connection: keep-alive >>>>> - User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) >>>>> Gecko/20100101 Firefox/28.0 >>>>> - Accept-Encoding: gzip, deflate >>>>> _ RESPONSE ________________________________ >>>>> HTTP/1.1 404 No function found that matches the request. >>>>> DBG: message was vvv >>>>> Content-Type: text/html;charset=ISO-8859-1 >>>>> Cache-Control: must-revalidate,no-cache,no-store >>>>> Content-Length: 1442 >>>>> >>>>> java.io.IOException: Closed >>>>> at >>>>> org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:140) >>>>> at >>>>> org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:117) >>>>> [...] >>>>> at >>>>> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >>>>> >>>>> >>>>> >>>>> at java.lang.Thread.run(Thread.java:744) >>>>> java.lang.IllegalStateException: Committed >>>>> at >>>>> org.eclipse.jetty.server.Response.resetBuffer(Response.java:1154) >>>>> at org.basex.http.HTTPContext.status(HTTPContext.java:229) >>>>> at org.basex.http.BaseXServlet.service(BaseXServlet.java:65) >>>>> [...] >>>>> at >>>>> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) >>>>> >>>>> >>>>> >>>>> at >>>>> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) >>>>> >>>>> >>>>> >>>>> at java.lang.Thread.run(Thread.java:744) >>>>> _ REQUEST _________________________________ >>>>> (HEAD /exists?message=vvv)@4563057 >>>>> org.eclipse.jetty.server.Request@45a071 >>>>> - Host: localhost:8984 >>>>> - Accept: >>>>> text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 >>>>> - Accept-Language: en-US,en;q=0.5 >>>>> - Connection: keep-alive >>>>> - User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:28.0) >>>>> Gecko/20100101 Firefox/28.0 >>>>> - Accept-Encoding: gzip, deflate >>>>> _ RESPONSE ________________________________ >>>>> HTTP/1.1 404 No function found that matches the request. >>>>> DBG: message was vvv >>>>> Content-Type: text/html;charset=ISO-8859-1 >>>>> Cache-Control: must-revalidate,no-cache,no-store >>>>> Content-Length: 1442 >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> On 04/11/2014 04:51 PM, Dirk Kirsten wrote: >>>>>> Hello Marco, >>>>>> >>>>>> I can't really follow. What 400 status code are you talking about, >>>>>> because I can't really see one in the code. >>>>>> I couldn't really test it because I didn't manage to tell curl to >>>>>> send >>>>>> form data and using HEAD at the same time (something like curl -I -F >>>>>> message=yes ... didn't work, help appreciated). >>>>>> >>>>>> But your if statement (returning the empty sequence) will result >>>>>> in the >>>>>> following error: >>>>>> >>>>>> [BASX0003] HEAD method must return a single 'restxq:response' >>>>>> element. >>>>>> >>>>>> Although I didn't test in in the combination, if I either use >>>>>> HEAD or >>>>>> the form param it worked. So could you please clarify in which case >>>>>> this >>>>>> code did work and what error you are experiencing? >>>>>> >>>>>> Cheers, >>>>>> Dirk >>>>>> >>>>>> On 11/04/14 16:34, Marco Lettere wrote: >>>>>>> I've the following simplified RESTXQ code snippet that I use with >>>>>>> basex >>>>>>> 7.8. >>>>>>> >>>>>>> declare >>>>>>> %rest:path("/exists") >>>>>>> %rest:HEAD >>>>>>> %rest:form-param("message","{$message}") >>>>>>> function page:exist( >>>>>>> $message as xs:string) >>>>>>> { >>>>>>> >>>>>>> try{ >>>>>>> if ($message = 'yes') then () >>>>>>> else error(xs:QName("err:ERR"), "Message wasn't yes!") >>>>>>> >>>>>>> } catch * { >>>>>>> <rest:response> >>>>>>> <http:response status="404" reason="{$err:description}"> >>>>>>> <http:header name="DBG" value="{'message was '|| >>>>>>> $message}"/> >>>>>>> </http:response> >>>>>>> </rest:response> >>>>>>> } >>>>>>> }; >>>>>>> >>>>>>> >>>>>>> This is always returning HTTP status 404 with reason "No function >>>>>>> found >>>>>>> that matches the request". >>>>>>> This happens only for the 400 status code. Any other status code >>>>>>> I use >>>>>>> to set behaves as expected including 404 itself. >>>>>>> Any hints? >>>>>>> Thank you. >>>>>>> Regards, >>>>>>> Marco. > >