[JBoss Seam] - error : In attribute requires value for component , why ?
by EddieLee
Content.java
| package com.vsoft.aixinweb.view ;
|
| import java.util.Date;
|
| import javax.ejb.Stateless;
| import javax.faces.context.FacesContext;
|
| import org.jboss.seam.ScopeType;
| import org.jboss.seam.annotations.In;
| import org.jboss.seam.annotations.Logger;
| import org.jboss.seam.annotations.Name;
| import org.jboss.seam.annotations.Scope;
| import org.jboss.seam.log.Log;
|
| import com.vsoft.aixinweb.persistent.dao.ContentDaoImpl;
| import com.vsoft.aixinweb.persistent.model.Content;
|
| /**
| * @author Eddie L
| *
| */
| @ Stateless
| @ Name ( "contentAction" )
| @Scope(ScopeType.EVENT)
| public class ContentAction implements IfContentAction
| {
| @ In
| private Content content ;
|
| @ In
| private ContentDaoImpl contentDaoImpl ;
|
| @ In
| private FacesContext facesContext ;
|
| @ Logger
| private Log log ;
|
| /* (non-Javadoc)
| * @see com.vsoft.aixinweb.view.IfContentAction#addContent()
| */
| public String addContent()
| {
| content.setCreateDate ( new Date() );
| contentDaoImpl.insertContent ( this.content );
| return "success";
| }
|
| public void setContentDaoImpl ( ContentDaoImpl contentDaoImpl )
| {
| this.contentDaoImpl = contentDaoImpl ;
| }
|
| }
|
ContentDaoImpl.java
| package com.vsoft.aixinweb.persistent.dao ;
|
| import java.util.Iterator;
| import java.util.List;
| import java.util.Map;
|
| import javax.ejb.Stateless;
| import javax.persistence.EntityManager;
| import javax.persistence.PersistenceContext;
| import javax.persistence.Query;
|
| import org.jboss.seam.ScopeType;
| import org.jboss.seam.annotations.Logger;
| import org.jboss.seam.annotations.Name;
| import org.jboss.seam.annotations.Scope;
| import org.jboss.seam.log.Log;
|
| import com.vsoft.aixinweb.persistent.model.Content;
|
| /**
| * @author Eddie L
| *
| */
| @ Stateless
| @ Name ( "contentDaoImpl" )
| @Scope(ScopeType.APPLICATION)
| public class ContentDaoImpl implements ContentDao
| {
|
| @ PersistenceContext
| private EntityManager em ;
|
| @ Logger
| private Log log ;
|
| public void delContent ( Content content )
| {
| log.info ( "ContentDaoImpl delContent content.id : "
| + content.getId ( ).toString ( ) ) ;
| em.remove ( content ) ;
| }
|
| public Content getOneRecord ( String id )
| {
| Query q = em.createQuery ( "from Content c where c.id = ?1" ) ;
| q.setParameter ( 1 , id ) ;
| return ( Content ) q.getSingleResult ( ) ;
| }
|
| public List < Content > getRecord ( String sql ,
| Map < String , Object > filter , int ... is )
| {
| Query q = em.createQuery ( sql ) ;
| Iterator iterator = filter.keySet ( ).iterator ( ) ;
| while ( iterator.hasNext ( ) )
| {
| String element = ( String ) iterator.next ( ) ;
| q.setParameter ( element , filter.get ( element ) ) ;
| }
| if ( is.length > 0 )
| {
| q.setFirstResult ( is [ 0 ] ) ;
| q.setMaxResults ( is [ 1 ] ) ;
| }
|
| return q.getResultList ( );
| }
|
| public void insertContent ( Content content )
| {
| em.persist ( content ) ;
| }
|
| public void updateContent ( Content content )
| {
| em.merge ( content ) ;
| }
|
| }
|
interface ContentDao.java
| package com.vsoft.aixinweb.persistent.dao;
|
| import java.util.List;
| import java.util.Map;
|
| import javax.ejb.Local;
|
| import com.vsoft.aixinweb.persistent.model.Content;
|
| /**
| * @author Eddie L
| *
| */
| @Local
| public interface ContentDao
| {
| public void insertContent(Content content);
|
| public void updateContent(Content content);
|
| public void delContent(Content content);
|
|
| public Content getOneRecord(String id);
|
|
| public List<Content> getRecord(String sql, Map<String, Object> filter, int ...is );
|
|
| }
|
interface IfContentAction.java
package com.vsoft.aixinweb.view ;
|
| import javax.ejb.Local;
|
| @Local
| public interface IfContentAction
| {
|
| public String addContent ( ) ;
|
| }
ContentAction.java
| package com.vsoft.aixinweb.view ;
|
| import java.util.Date;
|
| import javax.ejb.Stateless;
| import javax.faces.context.FacesContext;
|
| import org.jboss.seam.ScopeType;
| import org.jboss.seam.annotations.In;
| import org.jboss.seam.annotations.Logger;
| import org.jboss.seam.annotations.Name;
| import org.jboss.seam.annotations.Scope;
| import org.jboss.seam.log.Log;
|
| import com.vsoft.aixinweb.persistent.dao.ContentDaoImpl;
| import com.vsoft.aixinweb.persistent.model.Content;
|
| /**
| * @author Eddie L
| *
| */
| @ Stateless
| @ Name ( "contentAction" )
| @Scope(ScopeType.EVENT)
| public class ContentAction implements IfContentAction
| {
| @ In
| private Content content ;
|
| @ In
| private ContentDaoImpl contentDaoImpl ;
|
| @ In
| private FacesContext facesContext ;
|
| @ Logger
| private Log log ;
|
| /* (non-Javadoc)
| * @see com.vsoft.aixinweb.view.IfContentAction#addContent()
| */
| public String addContent()
| {
| content.setCreateDate ( new Date() );
| contentDaoImpl.insertContent ( this.content );
| return "success";
| }
|
| public void setContentDaoImpl ( ContentDaoImpl contentDaoImpl )
| {
| this.contentDaoImpl = contentDaoImpl ;
| }
|
| }
test.jsp
<h:commandButton styleClass="formButton" type="submit" value="OK"
| action="#{contentAction.addContent}" />
anonymous wrote : javax.servlet.ServletException: Error calling action method of component with id _id6:_id26
| at javax.faces.webapp.FacesServlet.service(FacesServlet.java:121)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.seam.servlet.SeamRedirectFilter.doFilter(SeamRedirectFilter.java:30)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.seam.servlet.SeamExceptionFilter.doFilter(SeamExceptionFilter.java:45)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
| at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
| at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)
| at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
| at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
| at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
| at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
| at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
| at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
| at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
| at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
| at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
| at java.lang.Thread.run(Thread.java:595)
| 11:16:36,015 INFO [SeamExceptionFilter] killing transaction
| 11:16:36,015 ERROR [[Faces Servlet]] Servlet.service() for servlet Faces Servlet threw exception
| javax.faces.FacesException: Error calling action method of component with id _id6:_id26
| at org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:74)
| at javax.faces.component.UICommand.broadcast(UICommand.java:106)
| at javax.faces.component.UIViewRoot._broadcastForPhase(UIViewRoot.java:90)
| at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:164)
| at org.apache.myfaces.lifecycle.LifecycleImpl.invokeApplication(LifecycleImpl.java:316)
| at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:86)
| at javax.faces.webapp.FacesServlet.service(FacesServlet.java:106)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.seam.servlet.SeamRedirectFilter.doFilter(SeamRedirectFilter.java:30)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.seam.servlet.SeamExceptionFilter.doFilter(SeamExceptionFilter.java:45)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
| at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
| at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
| at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
| at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
| at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)
| at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
| at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
| at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
| at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
| at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
| at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
| at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
| at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
| at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
| at java.lang.Thread.run(Thread.java:595)
| Caused by: javax.faces.el.EvaluationException: /test.xhtml @59,45 action="#{contentAction.addContent}": javax.ejb.EJBTransactionRolledbackException: org.jboss.seam.RequiredException: In attribute requires value for component: contentAction.contentDaoImpl
| at com.sun.facelets.el.LegacyMethodBinding.invoke(LegacyMethodBinding.java:73)
| at org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:63)
| ... 30 more
| Caused by: javax.ejb.EJBTransactionRolledbackException: org.jboss.seam.RequiredException: In attribute requires value for component: contentAction.contentDaoImpl
| at org.jboss.ejb3.tx.Ejb3TxPolicy.handleInCallerTx(Ejb3TxPolicy.java:93)
| at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:130)
| at org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:201)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:76)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java:62)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:78)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:47)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.ejb3.stateless.StatelessContainer.localInvoke(StatelessContainer.java:181)
| at org.jboss.ejb3.stateless.StatelessLocalProxy.invoke(StatelessLocalProxy.java:79)
| at $Proxy114.addContent(Unknown Source)
| at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
| at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at com.sun.el.parser.AstValue.invoke(AstValue.java:151)
| at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:283)
| at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)
| at com.sun.facelets.el.LegacyMethodBinding.invoke(LegacyMethodBinding.java:69)
| ... 31 more
| Caused by: org.jboss.seam.RequiredException: In attribute requires value for component: contentAction.contentDaoImpl
| at org.jboss.seam.Component.getInstanceToInject(Component.java:1382)
| at org.jboss.seam.Component.injectFields(Component.java:1024)
| at org.jboss.seam.Component.inject(Component.java:795)
| at org.jboss.seam.interceptors.BijectionInterceptor.bijectTargetComponent(BijectionInterceptor.java:30)
| at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
| at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.jboss.seam.util.Reflections.invoke(Reflections.java:13)
| at org.jboss.seam.interceptors.Interceptor.aroundInvoke(Interceptor.java:90)
| at org.jboss.seam.interceptors.SeamInvocationContext.proceed(SeamInvocationContext.java:60)
| at org.jboss.seam.interceptors.ConversationInterceptor.endOrBeginLongRunningConversation(ConversationInterceptor.java:82)
| at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
| at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.jboss.seam.util.Reflections.invoke(Reflections.java:13)
| at org.jboss.seam.interceptors.Interceptor.aroundInvoke(Interceptor.java:90)
| at org.jboss.seam.interceptors.SeamInvocationContext.proceed(SeamInvocationContext.java:60)
| at org.jboss.seam.interceptors.BusinessProcessInterceptor.manageBusinessProcessContext(BusinessProcessInterceptor.java:60)
| at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
| at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.jboss.seam.util.Reflections.invoke(Reflections.java:13)
| at org.jboss.seam.interceptors.Interceptor.aroundInvoke(Interceptor.java:90)
| at org.jboss.seam.interceptors.SeamInvocationContext.proceed(SeamInvocationContext.java:60)
| at org.jboss.seam.interceptors.RemoveInterceptor.removeIfNecessary(RemoveInterceptor.java:39)
| at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
| at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.jboss.seam.util.Reflections.invoke(Reflections.java:13)
| at org.jboss.seam.interceptors.Interceptor.aroundInvoke(Interceptor.java:90)
| at org.jboss.seam.interceptors.SeamInvocationContext.proceed(SeamInvocationContext.java:60)
| at org.jboss.seam.ejb.SeamInterceptor.aroundInvokeInContexts(SeamInterceptor.java:73)
| at org.jboss.seam.ejb.SeamInterceptor.aroundInvoke(SeamInterceptor.java:45)
| at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
| at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.jboss.ejb3.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:118)
| at org.jboss.ejb3.interceptor.EJB3InterceptorsInterceptor.invoke(EJB3InterceptorsInterceptor.java:63)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java:54)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java:47)
| at org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
| at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:126)
| ... 54 more
how can i do ?
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19 years, 6 months