Does axis support message style, I'm wondering how to implement asynchr communication that maybe provide a response or some kind of callback mechanism?!
Quoting Anne Thomas Manes <[EMAIL PROTECTED]>: > James, > > Please send your questions to the whole list -- not just to me. > > The schema goes in the <types> section of the WSDL file: > > <wsdl:types> > <xsd:schema ... > </xsd:schema> > </wsdl:types> > > You can bypass the Axis serialization process and use a third party > mapping framework such as JAXB, Castor, or JiBX, but it's a lot more > work than just using Axis serialization. And anyway, I don't think any > of these mapping frameworks are as effective as a true schema > validation done as a handler. > > But give it a try, by all means. There's a bit more documentation > available regarding Castor than there is using JAXB. You can search > through the archives of the mailing list and find a bunch of stuff, > plus there's at least one tutorial on DeveloperWorks. > > I would design the response message to contain an array of available > flights with minOccurs="0". It's not an "error" to produce no matching > flights, is it? The client should be smart enough to realize that if > the array is empty, there are no matching flights. > > You could design the response message as a choice between an array of > flights or a string saying "no matching flights" but a lot of SOAP > implementations don't support <choice>, so I'd avoid it. > > Another option is to return a sequence structure that contains an int > containing the cardinalilty and the array of flights: > > <xsd:element name="searchForFlightsReturn"> > <xsd:complexType> > <xsd:sequence> > <xsd:element name="numberOfAvailableFlights" type="xsd:integer"/> > <xsd:element name="flight" type="ns:flight" > minOcurrs="0" maxOccurs="unbounded"/> > </xsd:sequence> > </xsd:complexType> > </xsd:element> > > Anne > > On 6/4/05, James Taylor <[EMAIL PROTECTED]> wrote: > > Hi anne, > > when you say plug your schema into the wsdl what exactly do you > mean? > > and would it be worthwhile to look at JAXB to do the validating and xml > class > > mapping. Also I'd like the return document to be a list of available > flights or > > a message that none were available - like maybe throw an error to indicate > it > > found none. > > James. > > > > Quoting Anne Thomas Manes <[EMAIL PROTECTED]>: > > > > > I don't think the Call interface really buys you very much except more > work. > > > > > > My recommendation is that you define a schema for your input and > > > output XML structures, plug that schema into your WSDL, and let Axis > > > do the work for you. > > > > > > Axis will automatically validate the XML type information as it's > > > parsing the message, although if you have complex patterns or value > > > restrictions, Axis won't do that level of validation. If that level of > > > validation is necessary, you should use a handler. Regardless of > > > whether you are using the stub interface or the call interface, you > > > want to do the validation before Axis starts manipulating the Body, > > > and that must be done in a handler. > > > > > > Anne > > > > > > On 6/4/05, James Taylor <[EMAIL PROTECTED]> wrote: > > > > Hi, > > > > I want to develope an application that takes a xml request to > book > > > > flights > > > > for a passenger. I need to map this to java objects and access a > database > > > > backend - which will also have to be mapped to the java objects so > luckily > > > they > > > > are nearly the same. As I was new to axis an web services I just took > in a > > > xml > > > > string and parsed it to a xml representation using SAX and worked with > the > > > > beans from there. > > > > But now I've gained a little understanding of web services I > want to > > > be > > > > able to do it more efficiently. I think Its silly to do it my way as > the > > > info > > > > is in xml anyways. Guess my approach was pretty insular but I got it to > > > work > > > > and learned a little on the way... well now would like to able to do > this > > > using > > > > document style approach but am not to sure on how to validate the shema > and > > > pull > > > > the xml I want out of the soap message. Also I want to add a little > more > > > > functionality to the xml mapped beans to accommodate for the > > > > database/persistance mapping. > > > > I think the axis wsdl2java will map the objects to xml and take > care > > > of the > > > > serialization but will it validate it first to see if its ok before > sending > > > the > > > > message? > > > > See I think I might have more control if I use the call interface > > > instead > > > > of the wsdl2java to get at the xml but I'd have to map the xml to java > > > beans > > > > right??!! > > > > Just want to see what the people who use this think. > > > > Regards, > > > > James. > > > > --
