hibernate e datas

JavaChild Membro desde: 09/06/2005 09:19:51 Mensagens: 116 Offline

ola pessoal!!!

estou usando hibernate em um projeto.
neste, há tabelas com campos do tipo Date.
o banco de dados é mysql.

quando vou gravar o objeto no banco da o seguinte erro:

2005-07-07 15:49:44,361 DEBUG hibernate.impl.SessionImpl  -> opened session at timestamp: 4590641906819072
 2005-07-07 15:49:45,426 DEBUG hibernate.transaction.JDBCTransaction  -> begin
 2005-07-07 15:49:45,426 DEBUG hibernate.jdbc.AbstractBatcher  -> opening JDBC connection
 2005-07-07 15:49:45,426 DEBUG hibernate.connection.DriverManagerConnectionProvider  -> total checked-out connections: 0
 2005-07-07 15:49:45,426 DEBUG hibernate.connection.DriverManagerConnectionProvider  -> using pooled JDBC connection, pool size: 0
 2005-07-07 15:49:45,426 DEBUG hibernate.transaction.JDBCTransaction  -> current autocommit status: false
 2005-07-07 15:49:46,914 DEBUG event.def.DefaultSaveOrUpdateEventListener  -> saving transient instance
 2005-07-07 15:49:46,961 DEBUG event.def.AbstractSaveEventListener  -> generated identifier: 2005-07-07 15:49:39, using strategy: org.hibernate.id.Assigned
 2005-07-07 15:49:46,977 DEBUG event.def.AbstractSaveEventListener  -> saving [br.org.apaecontagem.model.Feriado#2005-07-07 15:49:39]
 2005-07-07 15:49:48,543 DEBUG hibernate.transaction.JDBCTransaction  -> rollback
 2005-07-07 15:49:48,543 DEBUG hibernate.jdbc.JDBCContext  -> before transaction completion
 2005-07-07 15:49:48,559 DEBUG hibernate.impl.SessionImpl  -> before transaction completion
 2005-07-07 15:49:48,559 DEBUG hibernate.transaction.JDBCTransaction  -> rolled back JDBC Connection
 2005-07-07 15:49:48,574 DEBUG hibernate.jdbc.JDBCContext  -> after transaction completion
 2005-07-07 15:49:48,574 DEBUG hibernate.impl.SessionImpl  -> after transaction completion
 java.lang.UnsupportedOperationException: cannot perform lookups on timestamps

o metodo que grava é o seguinte:

para todos os outros objetos funciona.
so nao funciona para datas.

o mapeamento é o seguinte:

GUJ Expert Membro desde: 12/03/2003 11:25:57 Mensagens: 4680 Offline

Talvez te ajude.
http://forum.hibernate.org/viewtopic.php?t=941575&highlight=mysql+date+cannot+perform+lookups+timestamps
http://forum.hibernate.org/viewtopic.php?t=935255&highlight=mysql+date+cannot+perform+lookups+timestamps

JavaChild Membro desde: 09/06/2005 09:19:51 Mensagens: 116 Offline

valeu cara...

mudei para Calendar e funcionou.

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