<tx:advice/> Settings

This section summarizes the various transactional settings that you can specify by using the <tx:advice/> tag. The default <tx:advice/> settings are:spring-doc.cn

The propagation setting is REQUIRED.spring-doc.cn
The isolation level is DEFAULT.spring-doc.cn
The transaction is read-write.spring-doc.cn
The transaction timeout defaults to the default timeout of the underlying transaction system or none if timeouts are not supported.spring-doc.cn
Any RuntimeException triggers rollback, and any checked Exception does not.spring-doc.cn

You can change these default settings. The following table summarizes the various attributes of the <tx:method/> tags that are nested within <tx:advice/> and <tx:attributes/> tags:spring-doc.cn

Table 1. <tx:method/> settings
Attribute	Required?	Default	Description
`name`spring-doc.cn	Yesspring-doc.cn		Method names 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`, `onEvent`, and so forth).spring-doc.cn
`propagation`spring-doc.cn	Nospring-doc.cn	`REQUIRED`spring-doc.cn	Transaction propagation behavior.spring-doc.cn
`isolation`spring-doc.cn	Nospring-doc.cn	`DEFAULT`spring-doc.cn	Transaction isolation level. Only applicable to propagation settings of `REQUIRED` or `REQUIRES_NEW`.spring-doc.cn
`timeout`spring-doc.cn	Nospring-doc.cn	-1spring-doc.cn	Transaction timeout (seconds). Only applicable to propagation `REQUIRED` or `REQUIRES_NEW`.spring-doc.cn
`read-only`spring-doc.cn	Nospring-doc.cn	falsespring-doc.cn	Read-write versus read-only transaction. Applies only to `REQUIRED` or `REQUIRES_NEW`.spring-doc.cn
`rollback-for`spring-doc.cn	Nospring-doc.cn		Comma-delimited list of `Exception` instances that trigger rollback. For example, `com.foo.MyBusinessException,ServletException`.spring-doc.cn
`no-rollback-for`spring-doc.cn	Nospring-doc.cn		Comma-delimited list of `Exception` instances that do not trigger rollback. For example, `com.foo.MyBusinessException,ServletException`.spring-doc.cn