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 <[email protected]> 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 <[email protected]> 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 <[email protected]>
>>> 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
>
