如果webapp包含@Stateless ejb,我无法启动在Websphere上嵌入CODI的web应用程序。在Websphere Liberty配置文件中使用ejb无状态的CODI 8.5.5
我得到这个异常:
[ERROR ] null
java.lang.reflect.InvocationTargetException
[ERROR ] An error occured while initializing MyFaces: java.lang.reflect.InvocationTargetException
java.lang.reflect.InvocationTargetException
[ERROR ] Uncaught.init.exception.thrown.by.servlet
Faces Servlet
codiTest
javax.enterprise.context.ContextNotActiveException: WebBeans context with scope type annotation @ApplicationScoped does not exist within current thread
at org.apache.webbeans.container.BeanManagerImpl.getContext(BeanManagerImpl.java:342)
at [internal classes]
at org.apache.myfaces.extensions.cdi.core.api.config.CodiCoreConfig_$$_javassist_78.isAdvancedQualifierRequiredForDependencyInjection(CodiCoreConfig_$$_javassist_78.java)
at org.apache.myfaces.extensions.cdi.jsf.impl.listener.phase.PhaseListenerExtension.consumePhaseListeners(PhaseListenerExtension.java:110)
at org.apache.myfaces.extensions.cdi.jsf2.impl.listener.phase.CodiLifecycleFactoryWrapper.getLifecycle(CodiLifecycleFactoryWrapper.java:67)
at javax.faces.webapp.FacesServlet.init(FacesServlet.java:119)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.init(ServletWrapper.java:322)
at [internal classes]
[ERROR ] SRVE0266E: Error occured while initializing servlets: javax.servlet.ServletException: SRVE0207E: Uncaught initialization exception created by servlet
at com.ibm.ws.webcontainer.servlet.ServletWrapper.init(ServletWrapper.java:385)
at [internal classes]
Caused by: javax.enterprise.context.ContextNotActiveException: WebBeans context with scope type annotation @ApplicationScoped does not exist within current thread
at org.apache.webbeans.container.BeanManagerImpl.getContext(BeanManagerImpl.java:342)
at [internal classes]
at org.apache.myfaces.extensions.cdi.core.api.config.CodiCoreConfig_$$_javassist_78.isAdvancedQualifierRequiredForDependencyInjection(CodiCoreConfig_$$_javassist_78.java)
at org.apache.myfaces.extensions.cdi.jsf.impl.listener.phase.PhaseListenerExtension.consumePhaseListeners(PhaseListenerExtension.java:110)
at org.apache.myfaces.extensions.cdi.jsf2.impl.listener.phase.CodiLifecycleFactoryWrapper.getLifecycle(CodiLifecycleFactoryWrapper.java:67)
at javax.faces.webapp.FacesServlet.init(FacesServlet.java:119)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.init(ServletWrapper.java:322)
... 1 more
[WARNING ] Unknown RenderKit 'HTML_BASIC'.
[WARNING ] Unknown RenderKit 'HTML_BASIC'.
[ERROR ] An exception occurred
java.lang.IllegalArgumentException: Could not find a RenderKit for "HTML_BASIC"
我constated,只有当一个EJB是存在于项目出现问题(在我的情况下,@Stateless EJB)。
在这种情况下,当服务器启动并且安装/部署webapp时,应用程序上下文被初始化。这里没问题。
当第一个HTTP请求被webapp处理时,FacesServlet
被初始化并且CodiNavigationHandler
被实例化。
方法CodiNavigationHandler.isAddViewConfigsAsNavigationCaseActivated()
在构造函数中被调用并尝试获取CODI JsfModuleConfig
上的引用。这JsfModuleConfig
有一个@ApplicationScoped注释,beanManager试图获取应用程序上下文。
此应用程序上下文已经创建(部署web应用程序时),但尚未调用LibertyContextsService.initApplicationContext(String)
。 因此应用程序上下文是在LibertyContextsService.applicationContexts
ThreadLocal变量空,出现错误:
WebBeans context with scope type annotation @ApplicationScoped does not exist within current thread
重现:
- 创建动态Web项目
- 下WEB添加一个几乎是空的beans.xml -INF(只是一个
beans
元素) - 在WEB-INF下添加一个几乎空的faces-config.xml(只是一个
faces-config
元素) - 在WEB-INF/lib中添加一个web.xml用面/的index.xhtml
- 拷贝CODI罐子(http://www.apache.org/dyn/closer.cgi/myfaces/binaries/myfaces-extcdi-assembly-jsf20-1.0.5-bin.zip)
添加无状态Bean:
import javax.annotation.PostConstruct; import javax.ejb.Stateless; @Stateless public class MyBean { @PostConstruct public void postConstruct() { System.out.println("post construct: " + this); } public String getTitle() { return "test"; } }
添加JSF豆:
import javax.inject.Inject; import javax.inject.Named; @Named public class MyController { @Inject private MyBean myBean; public String getTitle() { return myBean.getTitle(); } }
添加一个简单的JSF页面有:
<h:body> <h:outputText>${myController.title}</h:outputText> </h:body>
nota:如果您删除了ejb上的@stateless,则应用程序可以工作。
这可能是产品问题。我建议与IBM开放PMR。 –