Discussion :

[Esil2008]

Salut,
j'essaye d'executer la requete suivante

Code :

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List r = sess.createQuery(
		    "select SUM(TACHE_CHARGEESTIMEEINNIT) from Tache where TACHE_CHARGEESTIMEEINNIT is not null  Group by (PROJET_ID)")

mais l'exception suivante est lancée

Code :

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java.lang.NullPointerException
	at org.hibernate.dialect.Dialect$3.getReturnType(Dialect.java:102)
	at org.hibernate.hql.ast.util.SessionFactoryHelper.findFunctionReturnType(SessionFactoryHelper.java:382)
	at org.hibernate.hql.ast.tree.AggregateNode.getDataType(AggregateNode.java:21)
	at org.hibernate.hql.ast.tree.SelectClause.initializeExplicitSelectClause(SelectClause.java:143)
	at org.hibernate.hql.ast.HqlSqlWalker.useSelectClause(HqlSqlWalker.java:705)
	at org.hibernate.hql.ast.HqlSqlWalker.processQuery(HqlSqlWalker.java:529)
	at org.hibernate.hql.antlr.HqlSqlBaseWalker.query(HqlSqlBaseWalker.java:645)
	at org.hibernate.hql.antlr.HqlSqlBaseWalker.selectStatement(HqlSqlBaseWalker.java:281)
	at org.hibernate.hql.antlr.HqlSqlBaseWalker.statement(HqlSqlBaseWalker.java:229)
	at org.hibernate.hql.ast.QueryTranslatorImpl.analyze(QueryTranslatorImpl.java:228)
	at org.hibernate.hql.ast.QueryTranslatorImpl.doCompile(QueryTranslatorImpl.java:160)
	at org.hibernate.hql.ast.QueryTranslatorImpl.compile(QueryTranslatorImpl.java:111)
	at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:77)
	at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:56)
	at org.hibernate.engine.query.QueryPlanCache.getHQLQueryPlan(QueryPlanCache.java:72)
	at org.hibernate.impl.AbstractSessionImpl.getHQLQueryPlan(AbstractSessionImpl.java:133)
	at org.hibernate.impl.AbstractSessionImpl.createQuery(AbstractSessionImpl.java:112)
	at org.hibernate.impl.SessionImpl.createQuery(SessionImpl.java:1623)
	at com.pia.agp.dao.Tache.DaoTacheImpl.setTacheMere(DaoTacheImpl.java:442)
	at com.pia.agp.service.Tache.ServiceTacheImpl.setTacheMere(ServiceTacheImpl.java:243)
	at com.pia.agp.web.Tache.AjoutTache.onSubmit(AjoutTache.java:142)
	at org.springframework.web.servlet.mvc.SimpleFormController.processFormSubmission(SimpleFormController.java:258)
	at org.springframework.web.servlet.mvc.AbstractFormController.handleRequestInternal(AbstractFormController.java:249)
	at org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:153)
	at org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:44)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:723)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:663)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:394)
	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:358)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:210)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:870)
	at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
	at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
	at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:685)
	at java.lang.Thread.run(Unknown Source)

Comment je pourrais regler cela ?
Merci

[xv-mnt]

Si c'est une requête native, fais plutôt :

Code :

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List r = sess.createNativeQuery(....