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From Forrest Xia <forres...@gmail.com>
Subject Re: Geronino 3 beta Servlet issue
Date Thu, 19 Apr 2012 07:41:48 GMT
Finding the potential error via "SEE" through the text is hard work for me
:)

Can you just attach your eba here? so that I can quickly have a local try
with your eba.

On Thu, Apr 19, 2012 at 1:07 PM, Michael Chau <mtqc2000@yahoo.com> wrote:

> Thanks for helping me.  I'm new to OSGi.  Here are my configs and code.
>
> SampleApp
> APPLICATION.MF
>
> Application-Name: sample-app
> Application-SymbolicName: sample-app
> Application-ManifestVersion: 1.0
> Application-Version: 1.0.0.qualifier
> Application-Content: sample-api;version="1.0.0",
>  sample-server;version="1.0.0",
>  sample-web;version="1.0.0"
> Manifest-Version: 1.0
>
> SampleApi
>
> Manifest-Version: 1.0
> Bundle-ManifestVersion: 2
> Bundle-Name: sample-api
> Bundle-SymbolicName: sample-api
> Bundle-Version: 1.0.0.qualifier
> Bundle-RequiredExecutionEnvironment: JavaSE-1.6
> Export-Package: com.sample.api
>
>
> package com.sample.api;
>
> public interface SampleService {
> public String sayHello(String name);
> }
>
>
> SampleServer
>
> Manifest-Version: 1.0
> Bundle-Blueprint: OSGI-INF/blueprint/*.xml
> Bundle-Version: 1.0.0.qualifier
> Bundle-Name: sample-server
> Bundle-ManifestVersion: 2
> Import-Package: com.sample.api
> Bundle-SymbolicName: sample-server
> Bundle-RequiredExecutionEnvironment: JavaSE-1.6
> Export-Package: com.sample.server
>
> Source:
> package com.sample.server;
>
> import com.sample.api.SampleService;
>
> public class SampleServiceImpl implements SampleService {
>
> public String sayHello(String name) {
> // TODO Auto-generated method stub
> return "Hello "+name;
> }
>
> }
>
> **** Blueprint.xml
>
> <?xml version="1.0" encoding="UTF-8"?>
> <blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0">
>     <bean id="serviceBean" class="com.sample.server.SampleServiceImpl"/>
>
>     <service ref="serviceBean" interface="com.sample.api.SampleService"/>
>
> </blueprint>
>
> SampleWeb
>
> Manifest-Version: 1.0
> Bundle-ManifestVersion: 2
> Bundle-Name: sample-web
> Bundle-SymbolicName: sample-web
> Bundle-Version: 1.0.0.qualifier
> Bundle-ClassPath: WEB-INF/classes
> Web-ContextPath: /sample-web
> Import-Package: com.sample.api,
>  javax.naming,
>  javax.servlet;version="2.5",
>  javax.servlet.http;version="2.5"
> Bundle-RequiredExecutionEnvironment: JavaSE-1.6
> Export-Package: com.sample.client.web
>
>
> package com.sample.client.web;
>
> import java.io.IOException;
>
> import javax.naming.InitialContext;
> import javax.naming.NamingException;
> import javax.servlet.ServletException;
> import javax.servlet.http.HttpServlet;
> import javax.servlet.http.HttpServletRequest;
> import javax.servlet.http.HttpServletResponse;
>
> import com.sample.api.SampleService;
>
> /**
>  * Servlet implementation class SampleServlet
>  */
> public class SampleServlet extends HttpServlet {
> private static final long serialVersionUID = 1L;
>
>     /**
>      * @see HttpServlet#HttpServlet()
>      */
>     public SampleServlet() {
>         super();
>         // TODO Auto-generated constructor stub
>     }
>
> /**
>  * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
> response)
>  */
> protected void doGet(HttpServletRequest request, HttpServletResponse
> response) throws ServletException, IOException {
> // TODO Auto-generated method stub
> SampleService sample = null;
> try {
> InitialContext ic = new InitialContext();
> sample = (SampleService) ic.lookup("osgi:service/" +
> SampleService.class.getName());
> response.getOutputStream().println("**** " + sample.sayHello("Sample
> Service"));
> }
> catch (NamingException e) {
> e.printStackTrace(System.out);
> }
> }
>
> /**
>  * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
> response)
>  */
> protected void doPost(HttpServletRequest request, HttpServletResponse
> response) throws ServletException, IOException {
> // TODO Auto-generated method stub
> }
>
> }
>
> **** web.xml
>
> <?xml version="1.0" encoding="UTF-8"?>
> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="
> http://java.sun.com/xml/ns/javaee" xmlns:web="
> http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="
> http://java.sun.com/xml/ns/javaee
> http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version=
> "3.0">
>   <display-name>sample-web</display-name>
>   <servlet>
> <display-name>SampleServlet</display-name>
> <servlet-name>SampleServlet</servlet-name>
> <servlet-class>com.sample.client.web.SampleServlet</servlet-class>
>   </servlet>
>   <servlet-mapping>
> <servlet-name>SampleServlet</servlet-name>
> <url-pattern>/sample</url-pattern>
>   </servlet-mapping>
>   <welcome-file-list>
>     <welcome-file>index.html</welcome-file>
>     <welcome-file>index.htm</welcome-file>
>     <welcome-file>index.jsp</welcome-file>
>     <welcome-file>default.html</welcome-file>
>     <welcome-file>default.htm</welcome-file>
>     <welcome-file>default.jsp</welcome-file>
>   </welcome-file-list>
> </web-app>
>
>
>
> On Apr 18, 2012, at 8:44 PM, Forrest Xia wrote:
>
> Can you attach your sample here for a check?
>
> On Thu, Apr 19, 2012 at 12:43 AM, Michael Chau <mtqc2000@yahoo.com> wrote:
>
>> I have my SampleApi (interface) exported it.  I don't believe I'm suppose
>> to export the implementation (SampleServer) and web bundle(Sample Web).
>>  But, i just tried exporting them both just to see if it will work and I'm
>> still getting the same error.  I'm somewhat following the CounterApp
>> example.  My web bundle is pretty much the same as the CounterWebBundle
>> (same required import packages and no exports).
>>
>>
>> On Apr 18, 2012, at 12:55 AM, Forrest Xia wrote:
>>
>> Have you exported your application classes in Export-Package of
>> MANIFEST.MF?
>>
>> On Wed, Apr 18, 2012 at 3:42 AM, Michael Chau <mtqc2000@yahoo.com> wrote:
>>
>>> Thanks, Ivan.
>>>
>>> I added the javax.naming to the import and now getting this error:
>>>
>>> 2012-04-18 00:40:53,484 ERROR [WebApplication] Unable to start web
>>> application for bundle sample-web
>>> org.apache.geronimo.common.DeploymentException: Fail to load servlet
>>> class
>>>  at
>>> org.apache.geronimo.web25.deployment.merge.annotation.ServletSecurityAnnotationMergeHandler.postProcessWebXmlElement(
>>> ServletSecurityAnnotationMergeHandler.java:79)
>>>  at
>>> org.apache.geronimo.web25.deployment.merge.MergeHelper.processWebFragmentsAndAnnotations(
>>> MergeHelper.java:418)
>>>  at
>>> org.apache.geronimo.web25.deployment.AbstractWebModuleBuilder.basicInitContext(
>>> AbstractWebModuleBuilder.java:493)
>>>  at
>>> org.apache.geronimo.web25.deployment.AbstractWebModuleBuilder.initContext(
>>> AbstractWebModuleBuilder.java:436)
>>>  at org.apache.geronimo.osgi.web.extender.WebApplication.doRun(
>>> WebApplication.java:213)
>>>  at org.apache.geronimo.osgi.web.extender.WebApplication.run(
>>> WebApplication.java:125)
>>>  at java.util.concurrent.Executors$RunnableAdapter.call(
>>> Executors.java:441)
>>>  at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>>>  at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>>>  at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(
>>> ThreadPoolExecutor.java:886)
>>>  at java.util.concurrent.ThreadPoolExecutor$Worker.run(
>>> ThreadPoolExecutor.java:908)
>>>  at java.lang.Thread.run(Thread.java:680)
>>> Caused by: java.lang.ClassNotFoundException:
>>> com.sample.client.web.SampleServlet
>>>  at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(
>>> BundleLoader.java:513)
>>>  at org.eclipse.osgi.internal.loader.BundleLoader.findClass(
>>> BundleLoader.java:429)
>>>  at org.eclipse.osgi.internal.loader.BundleLoader.findClass(
>>> BundleLoader.java:417)
>>>  at org.apache.geronimo.hook.equinox.GeronimoClassLoader.loadClass(
>>> GeronimoClassLoader.java:85)
>>>  at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
>>>  at org.eclipse.osgi.internal.loader.BundleLoader.loadClass(
>>> BundleLoader.java:345)
>>>  at org.eclipse.osgi.framework.internal.core.BundleHost.loadClass(
>>> BundleHost.java:229)
>>>  at org.eclipse.osgi.framework.internal.core.AbstractBundle.loadClass(
>>> AbstractBundle.java:1207)
>>>  at
>>> org.apache.geronimo.web25.deployment.merge.annotation.ServletSecurityAnnotationMergeHandler.postProcessWebXmlElement(
>>> ServletSecurityAnnotationMergeHandler.java:52)
>>>  ... 11 more
>>>
>>>
>>> On Apr 17, 2012, at 11:09 PM, Ivan wrote:
>>>
>>> From the log files, it seems that javax.naming should be added in the
>>> import-package list for the wab ?
>>>
>>> 2012/4/18 Michael Chau <mchau01@gmail.com>
>>>
>>>> I've created a SampleApi(interface), SampleServer(implementation) and
>>>> SampleWeb(servlet) bundles.  It's using Blueprint.  I ran it in the Apache
>>>> Aries container and it was fine.  I tried to run it in Geronimo and got
>>>>
>>>> 2012-04-17 14:44:52,759 ERROR [WebApplication] Unable to start web
>>>> application for bundle sample-web
>>>> java.lang.NoClassDefFoundError: Could not fully load class:
>>>> com.sample.client.web.SampleServlet
>>>>  due to:javax/naming/NamingException
>>>>  in classLoader:
>>>> org.apache.geronimo.hook.equinox.GeronimoClassLoader@10993991
>>>> at org.apache.xbean.finder.ClassFinder.<init>(ClassFinder.java:136)
>>>>  at
>>>> org.apache.geronimo.web25.deployment.AbstractWebModuleBuilder.createWebAppClassFinder(
>>>> AbstractWebModuleBuilder.java:663)
>>>>  at
>>>> org.apache.geronimo.web25.deployment.AbstractWebModuleBuilder.configureBasicWebModuleAttributes(
>>>> AbstractWebModuleBuilder.java:698)
>>>>  at
>>>> org.apache.geronimo.tomcat.deployment.TomcatModuleBuilder.addGBeans(
>>>> TomcatModuleBuilder.java:483)
>>>>  at org.apache.geronimo.osgi.web.extender.WebApplication.doRun(
>>>> WebApplication.java:218)
>>>>  at org.apache.geronimo.osgi.web.extender.WebApplication.run(
>>>> WebApplication.java:125)
>>>>  at java.util.concurrent.Executors$RunnableAdapter.call(
>>>> Executors.java:441)
>>>>  at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>>>>  at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>>>>  at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(
>>>> ThreadPoolExecutor.java:886)
>>>>  at java.util.concurrent.ThreadPoolExecutor$Worker.run(
>>>> ThreadPoolExecutor.java:908)
>>>>  at java.lang.Thread.run(Thread.java:680)
>>>>
>>>> Any help is appreciated.
>>>>
>>>> Michael
>>>>
>>>
>>>
>>>
>>> --
>>> Ivan
>>>
>>>
>>>
>>
>>
>> --
>> Thanks!
>>
>> Regards, Forrest
>>
>>
>>
>
>
> --
> Thanks!
>
> Regards, Forrest
>
>
>


-- 
Thanks!

Regards, Forrest

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