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InstantiationExceptionConstructorAccessorImpl when deploying simple web application
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created by <a href="https://community.jboss.org/people/jansson">Niklas Jansson</a> in <i>Beginner's Corner</i> - <a href="https://community.jboss.org/message/755967#755967">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hello,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>First of all - I'm a complete newbie to jBoss, first time ever trying to get a test-enviroment up and running. I have the jboss-7.1.1-Final application server running on a Linux box. And as a first project just want to create a simple webservice using javax.ws but I can't get the application to deploy, I'm using ant to build a simple .war file and then copying into {JBOSS_HOME}\standalone\deployments. However I get the exception:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>23:28:20,665 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/webservice]] (MSC service thread 1-1) Servlet /webservice threw load() exception: java.lang.InstantiationException</p><p>        at sun.reflect.InstantiationExceptionConstructorAccessorImpl.newInstance(InstantiationExceptionConstructorAccessorImpl.java:48) [rt.jar:1.6.0_18]</p><p>        at java.lang.reflect.Constructor.newInstance(Constructor.java:532) [rt.jar:1.6.0_18]</p><p>        at org.jboss.msc.value.ConstructedValue.getValue(ConstructedValue.java:61)</p><p>        at org.jboss.as.naming.ValueManagedReferenceFactory.getReference(ValueManagedReferenceFactory.java:49)</p><p>        at org.jboss.as.ee.component.ManagedReferenceInterceptorFactory$ManagedReferenceInterceptor.processInvocation(ManagedReferenceInterceptorFactory.java:90) [jboss-as-ee-7.1.1.Final.jar:7.1.1.Final]</p><p>        at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]</p><p>        at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:53) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]</p><p>        at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]</p><p>        at org.jboss.as.ee.component.TCCLInterceptor.processInvocation(TCCLInterceptor.java:45) [jboss-as-ee-7.1.1.Final.jar:7.1.1.Final]</p><p>        at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]</p><p>        at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]</p><p>        at org.jboss.as.ee.component.BasicComponent.constructComponentInstance(BasicComponent.java:161) [jboss-as-ee-7.1.1.Final.jar:7.1.1.Final]</p><p>        at org.jboss.as.ee.component.BasicComponent.createInstance(BasicComponent.java:85) [jboss-as-ee-7.1.1.Final.jar:7.1.1.Final]</p><p>        at org.jboss.as.web.deployment.component.WebComponentInstantiator$1.<init>(WebComponentInstantiator.java:57) [jboss-as-web-7.1.1.Final.jar:7.1.1.Final]</p><p>        at org.jboss.as.web.deployment.component.WebComponentInstantiator.getReference(WebComponentInstantiator.java:55) [jboss-as-web-7.1.1.Final.jar:7.1.1.Final]</p><p>        at org.jboss.as.web.deployment.WebInjectionContainer.instantiate(WebInjectionContainer.java:99) [jboss-as-web-7.1.1.Final.jar:7.1.1.Final]</p><p>        at org.jboss.as.web.deployment.WebInjectionContainer.newInstance(WebInjectionContainer.java:78) [jboss-as-web-7.1.1.Final.jar:7.1.1.Final]</p><p>        at org.jboss.as.web.deployment.WebInjectionContainer.newInstance(WebInjectionContainer.java:72) [jboss-as-web-7.1.1.Final.jar:7.1.1.Final]</p><p>        at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1156) [jbossweb-7.0.13.Final.jar:]</p><p>        at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1102) [jbossweb-7.0.13.Final.jar:]</p><p>        at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:3655) [jbossweb-7.0.13.Final.jar:]</p><p>        at org.apache.catalina.core.StandardContext.start(StandardContext.java:3873) [jbossweb-7.0.13.Final.jar:]</p><p>        at org.jboss.as.web.deployment.WebDeploymentService.start(WebDeploymentService.java:90) [jboss-as-web-7.1.1.Final.jar:7.1.1.Final]</p><p>        at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1811)</p><p>        at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1746)</p><p>        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) [rt.jar:1.6.0_18]</p><p>        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) [rt.jar:1.6.0_18]</p><p>        at java.lang.Thread.run(Thread.java:636) [rt.jar:1.6.0_18]</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>23:28:20,686 INFO  [org.jboss.web] (MSC service thread 1-1) JBAS018210: Registering web context: /webservice</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>My web.xml:</p><p><span><web-app xmlns:xsi="</span><a class="jive-link-external-small" href="http://www.w3.org/2001/XMLSchema-instance" target="_blank">http://www.w3.org/2001/XMLSchema-instance</a><span>" xmlns="</span><a class="jive-link-external-small" href="http://java.sun.com/xml/ns/javaee" target="_blank">http://java.sun.com/xml/ns/javaee</a><span>" xmlns:web="</span><a class="jive-link-external-small" href="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" target="_blank">http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd</a><span>" xsi:schemaLocation="</span><a class="jive-link-external-small" href="http://java.sun.com/xml/ns/javaee" target="_blank">http://java.sun.com/xml/ns/javaee</a><span> </span><a class="jive-link-external-small" href="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" target="_blank">http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd</a><span>" id="WebApp_ID" version="2.5"></span></p><p>  <display-name>Helloworld</display-name></p><p>  <servlet></p><p>    <servlet-name>Jersey REST Service</servlet-name></p><p>    <servlet-class>javax.servlet.http.HttpServlet</servlet-class></p><p>    <load-on-startup>1</load-on-startup></p><p>  </servlet></p><p>  <servlet-mapping></p><p>    <servlet-name>Jersey REST Service</servlet-name></p><p>    <url-pattern>/rest/*</url-pattern></p><p>  </servlet-mapping></p><p></web-app> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>My Helloworld.java:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import javax.ws.rs.GET;</p><p>import javax.ws.rs.Produces;</p><p>import javax.ws.rs.core.MediaType;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>public class HelloWorld {</p><p>            // This method is called if TEXT_PLAIN is request</p><p>            @GET</p><p>            @Produces(MediaType.TEXT_PLAIN)</p><p>            public String sayPlainTextHello() {</p><p>              return "Hello Jersey";</p><p>            }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>            // This method is called if XML is request</p><p>            @GET</p><p>            @Produces(MediaType.TEXT_XML)</p><p>            public String sayXMLHello() {</p><p>              return "<?xml version=\"1.0\"?>" + "<hello> Hello World" + "</hello>";</p><p>            }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>            // This method is called if HTML is request</p><p>            @GET</p><p>            @Produces(MediaType.TEXT_HTML)</p><p>            public String sayHtmlHello() {</p><p>              return "<html> " + "<title>" + "Hello World" + "</title>"</p><p>                  + "<body><h1>" + "Hello World" + "</body></h1>" + "</html> ";</p><p>            }</p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I'm a bit lost and googling all night haven't given me an answers, any pointers or ideas is much appreciated!</p></div>
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