[rules-users] Exception when use Human Task

[Kris Verlaenen]

It doesn't seem to be able to find a query, which should be defined in the 
orm.xml.  Do you have the orm.xml file in your META-INF folder on your 
classpath?
http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-process/drools-process-task/src/main/resources/META-INF/orm.xml

Kris

----- Original Message ----- 
From: "XiaoMiTang" <dingyongchang at hotmail.com>
To: <rules-users at lists.jboss.org>
Sent: Tuesday, July 27, 2010 11:06 AM
Subject: [rules-users] Exception when use Human Task


>
> I got an exception when using Human Task ,caused by the following code:
>
> ===============code===========
> EntityManagerFactory emf = Persistence.createEntityManagerFactory("aaaa");
> TaskService taskService = new
> TaskService(emf,SystemEventListenerFactory.getSystemEventListener());
> ===============code end=======
>
> the error info in the Eclipse's Console llike this:
> ===========error info=====
> 严重: Unsuccessful: create table Notification_EmailNotificationHeader
> (Notification_id numeric(19,0) not null, emailHeaders_id numeric(19,0) not
> null, mapkey varchar(255) null, primary key (Notification_id, mapkey),
> unique (emailHeaders_id))
> 2010-7-27 16:39:38 org.hibernate.tool.hbm2ddl.SchemaExport create
> 严重: 无法在表 'Notification_EmailNotificationHeader' 中可为 Null 的列上定义 PRIMARY KEY
> 约束。
> 2010-7-27 16:39:38 org.hibernate.tool.hbm2ddl.SchemaExport create
> 严重: Unsuccessful: alter table Notification_EmailNotificationHeader add
> constraint FK92169CC0379F97EA foreign key (emailHeaders_id) references
> EmailNotificationHeader
> 2010-7-27 16:39:38 org.hibernate.tool.hbm2ddl.SchemaExport create
> 严重: 找不到对象 "Notification_EmailNotificationHeader"，因为它不存在或者您没有所需的权限。
> 2010-7-27 16:39:38 org.hibernate.tool.hbm2ddl.SchemaExport create
> 严重: Unsuccessful: alter table Notification_EmailNotificationHeader add
> constraint FK92169CC01B1E66DC foreign key (Notification_id) references
> Notification
> 2010-7-27 16:39:38 org.hibernate.tool.hbm2ddl.SchemaExport create
> 严重: 找不到对象 "Notification_EmailNotificationHeader"，因为它不存在或者您没有所需的权限。
> 2010-7-27 16:39:38 org.hibernate.tool.hbm2ddl.SchemaExport execute
> 信息: schema export complete
> java.lang.IllegalArgumentException: Named query not found:
> UnescalatedDeadlines
> at
> org.hibernate.ejb.AbstractEntityManagerImpl.createNamedQuery(AbstractEntityManagerImpl.java:108)
> at org.drools.task.service.TaskService.<init>(TaskService.java:65)
> at org.drools.task.service.TaskService.<init>(TaskService.java:48)
> at com.demo.action.loginController.HumanTask(loginController.java:94)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at
> org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:174)
> at
> org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:421)
> at
> org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:409)
> at
> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:771)
> at
> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:716)
> at
> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:644)
> at
> org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:560)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at
> org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
> at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
> at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
> at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
> at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
> at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
> at
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:852)
> at
> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
> at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
> at java.lang.Thread.run(Unknown Source)
> =======error info end===============================================
>
> the top error info(chinese text) means that:
> [mapkey] is nullable, it can not be defined as primary key ;
>
> how to slove it?
> Thansks~
> -- 
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> Sent from the Drools - User mailing list archive at Nabble.com.
>
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