MethodNameResolver (Spring Framework API 2.1) - Spring Framework 2.1.0 API 文档英文版

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org.springframework.web.servlet.mvc.multiaction
Interface MethodNameResolver

All Known Implementing Classes:: AbstractUrlMethodNameResolver, InternalPathMethodNameResolver, ParameterMethodNameResolver, PropertiesMethodNameResolver

public interface MethodNameResolver

Interface that parameterizes the MultiActionController class using the Strategy GoF Design pattern, allowing the mapping from incoming request to handler method name to be varied without affecting other application code.

Illustrates how delegation can be more flexible than subclassing.

Author:: Rod Johnson
See Also:: MultiActionController.setMethodNameResolver(org.springframework.web.servlet.mvc.multiaction.MethodNameResolver)

Method Summary

String getHandlerMethodName(HttpServletRequest request)
Return a method name that can handle this request.

Method Summary
`String`	`getHandlerMethodName(HttpServletRequest request)` Return a method name that can handle this request.

Method Detail

getHandlerMethodName

String getHandlerMethodName(HttpServletRequest request)
                            throws NoSuchRequestHandlingMethodException

Return a method name that can handle this request. Such mappings are typically, but not necessarily, based on URL.

Parameters:: request - current HTTP request
Returns:: a method name that can handle this request. Never returns null; throws exception if not resolvable.
Throws:: NoSuchRequestHandlingMethodException - if no handler method can be found for the given request