Re: [Resteasy-developers] ParamConverter for primitives?

[Weinan Li <we...@re...>]

Hi Brian,


I’ll look into your example.




Weinan Li / JBoss


> On May 15, 2014, at 5:34 AM, Brian Mauter <bri...@gm...> wrote:
> 
> 
> Hi, I’d like to accept values other than “true” or “false” for boolean QueryParams (for example, “0” or “1”). It seems that my ParamConverter isn’t being invoked for primitives. I’ve attached a minimal example of what I’m trying to do but some of the most relevant details can be found below.
> 
> 
> My TestService method:
> @GET
> @Produces(MediaType.TEXT_PLAIN)
> public String test( @QueryParam("a") boolean a, @QueryParam("b") Boolean b, @QueryParam("c") int c,
> @QueryParam("d") Integer d, @QueryParam("e") String e, @QueryParam("f") Date f ) {
> return MessageFormat.format( "a={0}, b={1}, c={2}, d={3}, e={4}, f={5}", a, b, c, d, e, f );
> }
> 
> 
> I invoke it with:
> curl -4 -v http://localhost:8080/rt/test?a=1\&b=1\&c=0\&d=0\&e=e\&f=20140514160412-0500
> 
> 
> I get back:
> a=false, b=true, c=0, d=0, e=e, f=5/14/14 4:04 PM
> 
> 
> My two ParamConverters log their arguments in the getConverter, toString and fromString methods. Here’s the log:
> 2014-05-14 16:22:31,656 http-bio-8080-exec-1 DEBUG [BooleanParamConverter] rawType=class java.lang.Boolean, genericType=class java.lang.Boolean, annotations=[Ljava.lang.annotation.Annotation;@5ae29e22
> 2014-05-14 16:22:31,657 http-bio-8080-exec-1 DEBUG [BooleanParamConverter] rawType=class java.lang.Integer, genericType=class java.lang.Integer, annotations=[Ljava.lang.annotation.Annotation;@7f42ef92
> 2014-05-14 16:22:31,657 http-bio-8080-exec-1 DEBUG [DateParamConverter] rawType=class java.lang.Integer, genericType=class java.lang.Integer, annotations=[Ljava.lang.annotation.Annotation;@7f42ef92
> 2014-05-14 16:22:31,657 http-bio-8080-exec-1 DEBUG [BooleanParamConverter] rawType=class java.lang.String, genericType=class java.lang.String, annotations=[Ljava.lang.annotation.Annotation;@49cd8090
> 2014-05-14 16:22:31,657 http-bio-8080-exec-1 DEBUG [DateParamConverter] rawType=class java.lang.String, genericType=class java.lang.String, annotations=[Ljava.lang.annotation.Annotation;@49cd8090
> 2014-05-14 16:22:31,657 http-bio-8080-exec-1 DEBUG [BooleanParamConverter] rawType=class java.util.Date, genericType=class java.util.Date, annotations=[Ljava.lang.annotation.Annotation;@6ff09a85
> 2014-05-14 16:22:31,657 http-bio-8080-exec-1 DEBUG [DateParamConverter] rawType=class java.util.Date, genericType=class java.util.Date, annotations=[Ljava.lang.annotation.Annotation;@6ff09a85
> 2014-05-14 16:22:31,684 http-bio-8080-exec-1 DEBUG [BooleanParamConverter] fromString value=1
> 2014-05-14 16:22:31,684 http-bio-8080-exec-1 DEBUG [DateParamConverter] fromString value=20140514160412-0500
> 
> 
> Notice that parameter a in my TestService is a boolean and b is a Boolean. a is never sent to the ParamConverter whereas b is. The same goes for parameters c and d. Is there a rule that says primitives will always use a built-in ParamConverter?
> 
> 
> This is Tomcat 7.0.39 and RestEasy 3.0.7.Final.
> 
> 
> Thanks,
> -Brian
> 
> 
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