is there a reason why EL hides the real exception and just prints
[EL Severe]: Local Exception Stack:
Exception [EclipseLink-4002] (Eclipse Persistence Services -
1.1.0.r3634): org.eclipse.persistence.exceptions.DatabaseException
Internal Exception: java.sql.SQLException: No suitable driver
Error Code: 0
at
org.eclipse.persistence.exceptions.DatabaseException.sqlException(DatabaseException.java:313)
at
org.eclipse.persistence.exceptions.DatabaseException.sqlException(DatabaseException.java:308)
at
org.eclipse.persistence.sessions.DefaultConnector.connect(DefaultConnector.java:136)
at
org.eclipse.persistence.sessions.DatasourceLogin.connectToDatasource(DatasourceLogin.java:162)
at
org.eclipse.persistence.internal.databaseaccess.DatasourceAccessor.connectInternal(DatasourceAccessor.java:324)
at
org.eclipse.persistence.internal.databaseaccess.DatabaseAccessor.connectInternal(DatabaseAccessor.java:265)
at
org.eclipse.persistence.internal.databaseaccess.DatasourceAccessor.connect(DatasourceAccessor.java:407)
at
org.eclipse.persistence.sessions.server.ConnectionPool.buildConnection(ConnectionPool.java:130)
at
org.eclipse.persistence.sessions.server.ConnectionPool.acquireConnection(ConnectionPool.java:71)
at
org.eclipse.persistence.sessions.server.ServerSession.allocateReadConnection(ServerSession.java:486)
at
org.eclipse.persistence.sessions.server.ServerSession.executeCall(ServerSession.java:532)
at
org.eclipse.persistence.internal.sessions.IsolatedClientSession.executeCall(IsolatedClientSession.java:134)
at
org.eclipse.persistence.internal.queries.DatasourceCallQueryMechanism.executeCall(DatasourceCallQueryMechanism.java:205)
at
org.eclipse.persistence.internal.queries.DatasourceCallQueryMechanism.executeCall(DatasourceCallQueryMechanism.java:191)
at
org.eclipse.persistence.internal.queries.DatasourceCallQueryMechanism.executeSelectCall(DatasourceCallQueryMechanism.java:262)
at
org.eclipse.persistence.internal.queries.DatasourceCallQueryMechanism.selectAllRows(DatasourceCallQueryMechanism.java:599)
at
org.eclipse.persistence.internal.queries.ExpressionQueryMechanism.selectAllRowsFromTable(ExpressionQueryMechanism.java:2512)
at
org.eclipse.persistence.internal.queries.ExpressionQueryMechanism.selectAllRows(ExpressionQueryMechanism.java:2470)
at
org.eclipse.persistence.queries.ReadAllQuery.executeObjectLevelReadQuery(ReadAllQuery.java:480)
at
org.eclipse.persistence.queries.ObjectLevelReadQuery.executeDatabaseQuery(ObjectLevelReadQuery.java:930)
at
org.eclipse.persistence.queries.DatabaseQuery.execute(DatabaseQuery.java:664)
at
org.eclipse.persistence.queries.ObjectLevelReadQuery.execute(ObjectLevelReadQuery.java:891)
at
org.eclipse.persistence.queries.ReadAllQuery.execute(ReadAllQuery.java:457)
at
org.eclipse.persistence.queries.ObjectLevelReadQuery.executeInUnitOfWork(ObjectLevelReadQuery.java:954)
at
org.eclipse.persistence.internal.sessions.UnitOfWorkImpl.internalExecuteQuery(UnitOfWorkImpl.java:2697)
at
org.eclipse.persistence.internal.sessions.AbstractSession.executeQuery(AbstractSession.java:1181)
at
org.eclipse.persistence.internal.sessions.AbstractSession.executeQuery(AbstractSession.java:1165)
at
org.eclipse.persistence.internal.sessions.AbstractSession.executeQuery(AbstractSession.java:1139)
at
org.eclipse.persistence.internal.jpa.EJBQueryImpl.executeReadQuery(EJBQueryImpl.java:389)
at
org.eclipse.persistence.internal.jpa.EJBQueryImpl.getResultList(EJBQueryImpl.java:568)
at
de.topsystem.tks.demo.legacy.warehouse.core.internal.PickerServiceImpl.findAll(PickerServiceImpl.java:69)
at
de.topsystem.tks.warehouse.users.picker.ui.internal.PickerListProvider.doGetList(PickerListProvider.java:42)
at
de.topsystem.common.ui.glazedlists.viewers.AbstractEventListProvider.getList(AbstractEventListProvider.java:67)
at
de.topsystem.common.ui.part.DynamicTableViewPart$3.run(DynamicTableViewPart.java:491)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
Caused by: java.sql.SQLException: No suitable driver
at java.sql.DriverManager.getConnection(DriverManager.java:545)
at java.sql.DriverManager.getConnection(DriverManager.java:140)
at
org.eclipse.persistence.sessions.DefaultConnector.connect(DefaultConnector.java:97)
... 32 more
...when the cause of the failure would be much more interesting to see?