Sadhana, What are you trying to achieve by "chaining" custom invokers?
Andreas On Wed, Sep 16, 2009 at 05:39, Sadhana Jain <[email protected]> wrote: > Thanks again. > > I have another question: is it possible to chain custom invokers or you can > only have one? > > Thanks, > Sadhana > > Sadhana Jain > Sr. Software Engineer > > > Rovi Corporation > 795 Folsom St, Suite 200 > San Francisco, CA 94107 > Direct: 415.247.5023 | Mobile: 925.212.6495 > [email protected] > rovicorp.com > > > Rovi. The new name for Macrovision. > > > -----Original Message----- > From: Pydipati, Karuna [mailto:[email protected]] > Sent: Tuesday, September 15, 2009 3:12 PM > To: Sadhana Jain; [email protected] > Subject: RE: JAX-RS POST method example > > I doubt. I read that you can not get Map as mentioned below. By the way, > this is RestEasy documentation. Not CXF one. I am not sure about CXF. > > From : > http://jboss.org/file-access/default/members/resteasy/freezone/docs/1.1. > GA/userguide/pdf/RESTEasy_Reference_Guide.pdf > You cannot combine @FormParam with the default > "application/x-www-form-urlencoded" that > unmarshalls to a MultivaluedMap<String, String>. i.e. This is illegal: > @Path("/") > public class NameRegistry { > @Path("/resources/service") > @POST > @Consumes("application/x-www-form-urlencoded") > public void addName(@FormParam("firstname") String first, > MultivaluedMap<String, String> > form) {...} > > > Reading Map in messagebody, I guess it may be doable. Why don't put have > a List field in a user object and get it in @FormParam. I guess, it is > doable. > > Regards > Karuna Pydipati > StubHub/eBay - Platform & Services > Phone: (415)222-8752 > Email: [email protected] > > > > > -----Original Message----- > From: Sadhana Jain [mailto:[email protected]] > Sent: Tuesday, September 15, 2009 2:35 PM > To: Pydipati, Karuna; [email protected] > Subject: RE: JAX-RS POST method example > > Thank you very much! > I have one more question: Is it possible to read Form data in a Map > using POST method? That is, is there a Message Body Reader that reads > the Map is passed in as parameters to the POST method? > > Thanks again for your elaborate reply. > Sadhana > > Sadhana Jain > Sr. Software Engineer > > > Rovi Corporation > 795 Folsom St, Suite 200 > San Francisco, CA 94107 > Direct: 415.247.5023 | Mobile: 925.212.6495 [email protected] > rovicorp.com > > > Rovi. The new name for Macrovision. > > > -----Original Message----- > From: Pydipati, Karuna [mailto:[email protected]] > Sent: Tuesday, September 15, 2009 12:56 PM > To: [email protected]; Sadhana Jain > Subject: RE: JAX-RS POST method example > > Sadhana- > > I am doing similar to this. You can follow the same, if you wish (I have > not tested this. But, I have a running app like this. I quickly > customized this to respond to your question. Sergey and other CXF active > developers may have more insights) > > STEP 1: Write some interface like this. You may or may not need > @FormParam depending on whether you use it at web or not. I suggest you > start first using no @FormParam method first. > > import javax.ws.rs.Consumes; > import javax.ws.rs.DELETE; > import javax.ws.rs.FormParam; > import javax.ws.rs.GET; > import javax.ws.rs.HeaderParam; > import javax.ws.rs.POST; > import javax.ws.rs.PUT; > import javax.ws.rs.Path; > import javax.ws.rs.PathParam; > import javax.ws.rs.Produces; > import javax.ws.rs.core.Response; > > > @Path("/users") > @Consumes({"application/json", "application/xml"}) > @Produces({"application/json", "application/xml"}) public interface > SomeService { > > �...@post > �...@path("/createuser") > �...@consumes({"application/x-www-form-urlencoded"}) > �...@produces({"application/json", "application/xml"}) > public User createUser(@FormParam("UserRequest")UserRequest > userRequest) ; > > > //Use this first > �...@post > �...@path("/createuser") > �...@consumes({"application/json", "application/xml"}) > �...@produces({"application/json", "application/xml"}) > public User createUser(UserRequest userRequest) ; > > > } > > STEP 2: Implement the above class for your app. > > STEP 3:Your cxf-bean.xml may look like this. > > <?xml version="1.0" encoding="UTF-8"?> > > <beans xmlns="http://www.springframework.org/schema/beans"; > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > xmlns:aop="http://www.springframework.org/schema/aop"; > xmlns:tx="http://www.springframework.org/schema/tx"; > xmlns:jaxws="http://cxf.apache.org/jaxws"; > xmlns:jaxrs="http://cxf.apache.org/jaxrs"; > xmlns:cxf="http://cxf.apache.org/core"; > xmlns:context="http://www.springframework.org/schema/context"; > xsi:schemaLocation=" > > http://www.springframework.org/schema/beans > http://www.springframework.org/schema/beans/spring-beans-2.5.xsd > > http://www.springframework.org/schema/tx > http://www.springframework.org/schema/tx/spring-tx-2.5.xsd > > http://www.springframework.org/schema/aop > http://www.springframework.org/schema/aop/spring-aop-2.5.xsd > > http://cxf.apache.org/jaxws http://cxf.apache.org/schemas/jaxws.xsd > > http://cxf.apache.org/jaxrs http://cxf.apache.org/schemas/jaxrs.xsd > > http://cxf.apache.org/configuration/security > > http://cxf.apache.org/schemas/configuration/security.xsd > > http://cxf.apache.org/transports/http/configuration > > http://cxf.apache.org/schemas/configuration/http-conf.xsd > http://cxf.apache.org/core http://cxf.apache.org/schemas/core.xsd > http://www.springframework.org/schema/context > http://www.springframework.org/schema/context/spring-context-2.5.xsd > "> > > > <import resource="classpath:META-INF/cxf/cxf.xml" /> > > <import > resource="classpath:META-INF/cxf/cxf-extension-jaxrs-binding.xml" /> > > <import resource="classpath:META-INF/cxf/cxf-extension-soap.xml" > /> > > <import resource="classpath:META-INF/cxf/cxf-servlet.xml" /> > > > <cxf:bus> > <cxf:features> > <cxf:logging/> > </cxf:features> > </cxf:bus> > > <bean id="someService" class="SomeServiceImpl" /> > <jaxrs:server id="restServices" address="/"> > <jaxrs:serviceBeans> > <ref bean="someService" /> > </jaxrs:serviceBeans> > </jaxrs:server> > > </beans> > > STEP 4 > Then your url may look like http://xxx:8080/web-context/users/createuser > > STEP 5: > Always try to see wadl in browser..before testing. > You can see wadl like this (you need cxf-2.2.3.jar file) > > http://xxx:8080/web-context/?_wadl&_type=xml (see a underscore before > wadl and type) > > STEP 6: Then, you can test this using some client as shown below > > package com.javaclient.testrest; > > import java.io.BufferedReader; > import java.io.InputStream; > import java.io.InputStreamReader; > import java.io.OutputStreamWriter; > import java.net.HttpURLConnection; > import java.net.URL; > > public class JavaClientUserAPI { > > public static void main(String args[]) throws Exception { > String fileName = "C:\\\\createuser.txt"; //This is > where your will have json content > URL url = null; > HttpURLConnection httpURLConnection = null; > OutputStreamWriter outputStreamWriter = null; > try { > url = new > URL("http://xxx:8080/web-context/users/createuser";); > > ); > > httpURLConnection = (HttpURLConnection) > url.openConnection(); > httpURLConnection.setRequestMethod("PUT"); > httpURLConnection.setDoOutput(true); > httpURLConnection.setUseCaches(false); > > httpURLConnection.setAllowUserInteraction(false); > httpURLConnection.setRequestProperty( > JavaClientConstant.CONTENT_TYPE, > "application/json"); > httpURLConnection.setRequestProperty( > > JavaClientConstant.CONTENT_LANGUAGE, > > JavaClientConstant.CONTENT_LANGUAGE_VALUE); > > //httpURLConnection.setRequestProperty("Accept", > "application/*"); > > outputStreamWriter = new > OutputStreamWriter(httpURLConnection > .getOutputStream()); > > outputStreamWriter.write(FileReader.readFile(fileName)); > > outputStreamWriter.flush(); > outputStreamWriter.close(); > outputStreamWriter = null; > > InputStream inputStream = null; > BufferedReader bufferedReader = null; > inputStream = > httpURLConnection.getInputStream(); > bufferedReader = new BufferedReader(new > InputStreamReader( > inputStream)); > > String line; > StringBuilder response = new StringBuilder(); > while ((line = bufferedReader.readLine()) != > null) { > response.append(line); > response.append('\r'); > } > > System.out.println(response.toString()); > bufferedReader.close(); > bufferedReader = null; > > inputStream.close(); > inputStream = null; > } catch (Exception e) { > e.printStackTrace(); > } > } > > } > > Regards > Karuna Pydipati > StubHub/eBay - Platform & Services > Phone: (415)222-8752 > Email: [email protected] > > > > > -----Original Message----- > From: Sadhana Jain [mailto:[email protected]] > Sent: Tuesday, September 15, 2009 12:25 PM > To: [email protected] > Subject: RE: JAX-RS POST method example > > The error I am getting is ".No operation matching request path...." > though @POST is there with the @PATH annotation that should match. > > Thanks. > > Sadhana Jain > Sr. Software Engineer > > > Rovi Corporation > 795 Folsom St, Suite 200 > San Francisco, CA 94107 > Direct: 415.247.5023 | Mobile: 925.212.6495 [email protected] > rovicorp.com > > > Rovi. The new name for Macrovision. > > > -----Original Message----- > From: Sadhana Jain [mailto:[email protected]] > Sent: Tuesday, September 15, 2009 12:16 PM > To: [email protected] > Subject: JAX-RS POST method example > > Hi All, > > I am new to using JAX-RS and CXF. I was wondering if anyone can point me > To an example that uses POST method as I am running into a problem when > using POST. Cxf is not able to match to request uri to a method > annotated with @POST though @GET works ok. > Does anyone know a known issue using POST? > > Any sample code will be great help. > > Thanks, > Sadhana > > Sadhana Jain > Sr. Software Engineer > > > Rovi Corporation > 795 Folsom St, Suite 200 > San Francisco, CA 94107 > Direct: 415.247.5023 | Mobile: 925.212.6495 [email protected] > rovicorp.com > > > Rovi. The new name for Macrovision. > > > -----Original Message----- > From: Sergey Beryozkin [mailto:[email protected]] > Sent: Tuesday, September 15, 2009 9:30 AM > To: Pydipati, Karuna; [email protected]; Sergey Beryozkin > Subject: Re: CXF -Strange HTTP PUT (REST) behavior > > Hi, > > @FormParams can only be used to refer to field values in form > submissions, with application/x-www-form-urlencoded (or similar). > In your case you just need to remove �...@formparam. A given JAXRS method > can refer to a request body (sent as part of POST or PUT. etc) by either > not annotating a given parameter with JAXRS param annotations, like this > : > > �...@put > �...@path("{userGuid}/contacts/{contactId}") > �...@consumes({"application/json", "application/xml"}) > @Produces({"application/json", "application/xml"}) public Response > updateContact(@PathParam("userGuid")String userGuid, > @PathParam("contactId")String contactId, UserContact contact); > > or by annotating parameters with @FormParam as in your case but note a > different @Consumes value : > > �...@consumes("application/x-www-form-urlencoded") > �...@produces({"application/json", "application/xml"}) public Response > updateContact(@PathParam("userGuid")String userGuid, > @PathParam("contactId")String contactId, > @FormParam UserContact > contact); > > So if you need to your web app to handle both 'plain' requests and form > requests (those meeting application/x-www-form-urlencoded rules, > name=value pairs) then you need to have both methods as suggested above, > otherwise the updated first method will do. > > > > cheers, Sergey > ----- Original Message ----- > From: Pydipati, Karuna > To: Sergey Beryozkin ; [email protected] ; Sergey Beryozkin > Sent: Tuesday, September 15, 2009 4:40 PM > Subject: RE: CXF -Strange HTTP PUT (REST) behavior > > > Thanks a lot Sergey for your quick response. > > Yes, you right. We have the following method > > @PUT > @Path("{userGuid}/contacts/{contactId}") > @Consumes({"application/json", "application/xml"}) > @Produces({"application/json", "application/xml"}) > public Response updateContact(@PathParam("userGuid")String userGuid, > @PathParam("contactId")String contactId, > @FormParam("contact")UserContact contact); > > What you are suggesting is that we should have another method like > this > > @PUT > @Path("{userGuid}/contacts/{contactId}") > public Response updateContact(@PathParam("userGuid")String userGuid, > @PathParam("contactId")String contactId, > @FormParam("contact")UserContact contact); > > My question is...how is it working..if I package in another buy.ear or > cog.ear files ....where as it fails userapi.ear? I am still grappling > with this puzzle. Pardon my ignorance on @FormParam and Content-type > area. Could you elaborate your answer a bit further? > > > > Regards > > Karuna Pydipati > > StubHub/eBay - Platform & Services > > Phone: (415)222-8752 > > Email: [email protected] > > > > > > > > ------------------------------------------------------------------------ > ------ > From: Sergey Beryozkin [mailto:[email protected]] > Sent: Tuesday, September 15, 2009 2:32 AM > To: Pydipati, Karuna; [email protected]; Sergey Beryozkin > Subject: Re: CXF -Strange HTTP PUT (REST) behavior > > > Hi > > What is most likely happening is that you have a method parameter > annotated with @FormParam. > In that case no message body readers are checked (which would've > prevented the NPE) but the runtime checks if its a > application/x-www-form-urlencoded request and if not then it assumes > straight away it's a mulltipart/form-data request (so this will have to > be fixed so that an unsupported media type exception is thrown instead). > > So you just need to remove @FormParams from the @PUT-annotated method. > If you do need to keep @FormParams, then just introduce another method > which accepts PUT and application/json (@Consumes) media type > > hope it helps, Sergey > > ----- Original Message ----- > From: Pydipati, Karuna > To: [email protected] ; Sergey Beryozkin > Sent: Tuesday, September 15, 2009 6:28 AM > Subject: CXF -Strange HTTP PUT (REST) behavior > > > Hi > > I posted this in a separate thread today. Sorry. After some > investigation, I found this. Please help me. > > I see a strange behavior in HTTP PUT (REST). When I tried CXF-2.2.2 > deploying userapi.ear (with "user" as context-root in jboss), it is > failing with following error. If I rename same ear file to something > else such as cog.ear (with 'cog' as context-root), it started working. > Is 'user' a reserve word in HTTP/CXF/REST world? Can't I use "user' word > for my application for "Address"? > > [in my app, cog.ear contains cog.war. Same way, user.ear contains > user.war too] > > 17:28:54,290 ERROR [STDERR] Sep 14, 2009 5:28:54 PM > org.apache.cxf.interceptor.LoggingInInterceptor logging > > INFO: Inbound Message > > ---------------------------- > > ID: 3 > > Address: > /userapi/user/users/6E2D6D23D40D2FC9E04400144F8AE084/contacts/2 > > Encoding: UTF-8 > > Content-Type: application/json > > Headers: {content-length=[536], connection=[keep-alive], > cache-control=[no-cache], host=[localhost:28080], user-agent=[J > ava/1.5.0_14], pragma=[no-cache], Content-Type=[application/json], > content-type=[application/json], Accept=[text/html, i mage/gif, > image/jpeg, *; q=.2, */*; q=.2], content-language=[en-US]} > > Payload: { "UserContact": { "ContactId": 111111, "UserId": 11111, > "FirstName": "xxxxxx", > > "LastName": "xxxxxx", "Street": "Sharynne Ln.", "AptNumber": 5350, > "City": "Malibu", > > "State": "CA", "Zip": 90265, "Phone1": "xxxxxxx", "Phone2": > "xxxxxxx", "Company": "Ebay", "Email": "[email protected]", "DateAdded": > "24-OCT-02", "Active": 1, "Note": "Note", "Fax": "56356", "Country": > "US", > > "DefaultContact": 1, "PaymentContact": 1, "Title":"Mr.", > "LastModifiedDate": "10-SEP-09", "ChkPmtToCo": 0 > > }} > > -------------------------------------- > > 17:28:54,290 ERROR [STDERR] Sep 14, 2009 5:28:54 PM > org.apache.cxf.phase.PhaseInterceptorChain doIntercept > > INFO: Interceptor has thrown exception, unwinding now > java.lang.NullPointerException > > at > org.apache.cxf.attachment.AttachmentUtil.createAttachment(AttachmentUtil > .java:136) > > at > org.apache.cxf.jaxrs.ext.MessageContextImpl.createAttachments(MessageCon > textImpl.java:135) > > at > org.apache.cxf.jaxrs.ext.MessageContextImpl.get(MessageContextImpl.java: > 58) > > at > org.apache.cxf.jaxrs.utils.multipart.AttachmentUtils.getMultipartBody(At > tachmentUtils.java:54) > > at > org.apache.cxf.jaxrs.utils.JAXRSUtils.processFormParam(JAXRSUtils.java:5 > 90) > > > Regards > > Karuna Pydipati > > StubHub/eBay - Platform & Services > > Phone: (415)222-8752 > > Email: [email protected] > > > >
