Dynamic call Action Method of struts2

Source: Internet
Author: User

Tag: Action Method null dynamic

Dynamic call of the Action method refers to the use of action! Request in method format to request the logic processing in the background


Prerequisites: configure it in struts. xml or struts. properties.

Struts. Enable. dynamicmethodinvocation constant is true, otherwise dynamic call is unavailable


View Source Code: In org. Apache. struts2.dispatcher. Mapper. defaactionactionmapper

Protected actionmapping parseactionname (actionmapping mapping) {If (mapping. getname () = NULL) return NULL; // this parameter is struts. enable. dynamicmethodinvocation constant value. // Therefore, if it is set to true, you can use the dynamic call request action if (allowdynamicmethodcils) {string name = mapping. getname (); int exclamation = Name. lastindexof ("! "); If (Exclamation! =-1) {mapping. setname (name. substring (0, exclamation); mapping. setmethod (name. substring (Exclamation + 1) ;}} Return Mapping ;}

Note: The action request in the wildcard format is independent of the value of the Struts. Enable. dynamicmethodinvocation parameter.

Dynamic call Action Method of struts2

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