13.5.5<tx:advice/>settings
This section summarizes the various transactional settings that can be specified using thetag. The defaultsettings are:
Propagation settingis
REQUIRED.Isolation level is
DEFAULT.Transaction is read/write.
Transaction timeout defaults to the default timeout of the underlying transaction system, or none if timeouts are not supported.
Any
RuntimeExceptiontriggers rollback, and any checkedExceptiondoes not.
You can change these default settings; the various attributes of thetags that are nested withinand``tags are summarized below:
Table13.1. settings
| Attribute | Required? | Default | Description |
|---|---|---|---|
name |
Yes | Method name(s) with which the transaction attributes are to be associated. The wildcard () character can be used to associate the same transaction attribute settings with a number of methods; for example,`get,handle_,on_Event`, and so forth. |
|
propagation |
No | REQUIRED | Transaction propagation behavior. |
isolation |
No | DEFAULT | Transaction isolation level. |
timeout |
No | -1 | Transaction timeout value (in seconds). |
read-only |
No | false | Is this transaction read-only? |
rollback-for |
No | Exception(s)that trigger rollback; comma-delimited. For example,com.foo.MyBusinessException,ServletException. |
|
no-rollback-for |
No | Exception(s)that do_not_trigger rollback; comma-delimited. For example,com.foo.MyBusinessException,ServletException. |