Author: tom.baeyens(a)jboss.com Date: 2009-10-26 11:53:05 -0400 (Mon, 26 Oct 2009) New Revision: 5801 Modified: jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/query/AbstractQuery.java Log: elaborated exception reporting Modified: jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/query/AbstractQuery.java =================================================================== --- jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/query/AbstractQuery.java 2009-10-26 14:23:29 UTC (rev 5800) +++ jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/query/AbstractQuery.java 2009-10-26 15:53:05 UTC (rev 5801) @@ -22,13 +22,16 @@ package org.jbpm.pvm.internal.query; import java.io.ObjectStreamException; +import java.sql.SQLException; import java.util.List; +import org.hibernate.HibernateException; import org.hibernate.Query; import org.hibernate.Session; import org.jbpm.api.JbpmException; import org.jbpm.api.cmd.Command; import org.jbpm.api.cmd.Environment; +import org.jbpm.internal.log.Log; import org.jbpm.pvm.internal.cmd.CommandService; import org.jbpm.pvm.internal.env.EnvironmentImpl; @@ -37,6 +40,8 @@ * @author Tom Baeyens */ public abstract class AbstractQuery implements Command<Object> { + + private static Log log = Log.getLog(AbstractQuery.class.getName()); private static final long serialVersionUID = 1L; @@ -83,10 +88,25 @@ public Object execute(Session session) { String hql = hql(); - Query query = session.createQuery(hql); - applyParameters(query); - applyPage(query); - return query.list(); + try { + Query query = session.createQuery(hql); + applyParameters(query); + applyPage(query); + return query.list(); + } catch (HibernateException e) { + Throwable t = e; + while (t!=null) { + if (t instanceof SQLException) { + SQLException sqlException = (SQLException) t; + SQLException nextException = sqlException.getNextException(); + if (nextException!=null) { + log.error("cause of "+nextException+": ", e); + } + } + t = t.getCause(); + } + throw e; + } } protected void appendWhereClause(String whereClause, StringBuilder hql) {