响应对象 响应对象功能和方法 HTTP 响应的内容 在 Web 服务器接收请求处理后，向客户端发送 HTTP 响应 （Response）。 O 响应的内容 ▶ 响应状态（Status Code） ▶ 响应头（Response Header） ▶ 响应体（Response Body） 大纲 HTTP 响应的内容 HTTP 响应对象 响应对象功能和方法 ‚ HTTP 响应状态行 表明响应的状态信息，如成功、失败、错误。 向客户端发送指定的错误信息码，可以是任意定义的整数。 1 response.setCharacterEncoding("GBK"); 2 response.sendError(580); O public void sendError(int sc, String msg) throws IOException 向客户端发送指定的错误信息码和自定义状态消息。 1 response.setCharacterEncoding("GBK"); setCharacterEncoding("GBK"); 2 response.sendError(580, "自定义错误"); 大纲 HTTP 响应的内容 HTTP 响应对象 响应对象功能和方法 设置响应头 当客户端接收到响应状态为 200 时，浏览器会继续接收响应头信 息，来确定响应体的类型和大小。 O public void setHeader(String name, String value) 将指定名称和值的响应头发送到客户端。

Standard and custom events Annotation-based event listeners Asynchronous Listeners Ordering listeners Generic events Convenient access to low-level resources Convenient ApplicationContext instantiation for configuration Environment-specific configuration Tomcat WebLogic, WebSphere, Resin, GlassFish, JBoss Generic Java applications Further Resources 12. Spring AOP APIs Introduction Pointcut API in Spring Concepts parameters with @RequestParam Mapping the request body with the @RequestBody annotation Mapping the response body with the @ResponseBody annotation Creating REST Controllers with the @RestController annotation

Standard and Custom Events Annotation-based Event Listeners Asynchronous Listeners Ordering Listeners Generic Events Convenient access to low-level resources Convenient ApplicationContext instantiation for configuration Environment-specific configuration Tomcat WebLogic, WebSphere, Resin, GlassFish, JBoss Generic Java applications Further Resources 12. Spring AOP APIs Introduction Pointcut API in Spring Concepts parameters with @RequestParam Mapping the request body with the @RequestBody annotation Mapping the response body with the @ResponseBody annotation Creating REST Controllers with the @RestController annotation

listeners ................................................................................... 157 Generic events ....................................................................................... 157 503 Mapping the request body with the @RequestBody annotation .................. 504 Mapping the response body with the @ResponseBody annotation ............. 505 Spring Framework Reference Documentation ..................................... 547 Support for the Cache-Control, ETag and Last-Modified response headers in Controllers ........................................................................

Listeners .................................................................................. 150 Generic Events ....................................................................................... 150 496 Mapping the request body with the @RequestBody annotation .................. 497 Mapping the response body with the @ResponseBody annotation ............. 498 Creating REST Controllers with the @RestController ..................................... 539 Support for the Cache-Control, ETag and Last-Modified response headers in Controllers ........................................................................

population of it * AbstractJasperReportsSingleFormatView applies the configured exporter encoding as HTTP response encoding Changes in version 1.2.3 (26.7.2005) ------------------------------------ Package org class with ToStringStyler/ValueStyler strategy mechanism Package org.springframework.dao * added generic DaoSupport base class, defining a logger and "initDao" method and pre-implementing "afterPropertiesSet" suspension even from beforeCompletion/afterCompletion * reworked CciDaoSupport class to extend the new generic DaoSupport base class Package org.springframework.jdbc * added "connectionProperties" bean property

of it * AbstractJasperReportsSingleFormatView applies the configured exporter encoding as HTTP response encoding Changes in version 1.2.3 (26.7.2005) ------------------------------------ Package org class with ToStringStyler/ValueStyler strategy mechanism Package org.springframework.dao * added generic DaoSupport base class, defining a logger and "initDao" method and pre-implementing "afterPropertiesSet" suspension even from beforeCompletion/afterCompletion * reworked CciDaoSupport class to extend the new generic DaoSupport base class Package org.springframework.jdbc * added "connectionProperties" bean property

class with ToStringStyler/ValueStyler strategy mechanism Package org.springframework.dao * added generic DaoSupport base class, defining a logger and "initDao" method and pre-implementing "afterPropertiesSet" suspension even from beforeCompletion/afterCompletion * reworked CciDaoSupport class to extend the new generic DaoSupport base class Package org.springframework.jdbc * added "connectionProperties" bean property the driver * SQLState/SQLErrorCodeSQLExceptionTranslator always include SQL in message, even for generic DataAccessExceptions * UncategorizedSQLException includes SQL state and error code in message, to

literal value * fixed AbstractJasperReportsView and subclasses to be compatible with J2EE <1.4 (avoid response.setCharacterEncoding) * AbstractJasperReportsView autodetects a JDBC DataSource in the model, as population of it * AbstractJasperReportsSingleFormatView applies the configured exporter encoding as HTTP response encoding Changes in version 1.2.3 (26.7.2005) ------------------------------------ Package org class with ToStringStyler/ValueStyler strategy mechanism Package org.springframework.dao * added generic DaoSupport base class, defining a logger and "initDao" method and pre-implementing "afterPropertiesSet"