[英]How to call a Struts2 action from a JavaScript function?
首先,我不知道是否可能,所以我在问之前阅读了很多帖子,如何从 JavaScript 函数调用 Struts2 操作?
示例(表格):
http://www.simplecodestuffs.com/example-to-call-struts2-action-from-java-script
如何使用struts2框架在javascript中调用动作类中的方法?
如何从struts 2中的java脚本重定向到struts动作?
如何使用javascript调用Struts2 Action Class方法中的方法
https://coderanch.com/t/533202/framework/Calling-Action-Class-javaScript-Struts
https://coderanch.com/t/530746/framework/call-method-action-class-Struts
https://coderanch.com/t/551141/framework/call-Struts-action-javascript-function
谢谢你的帮助。
我把 Struts.xml 文件放在你可以看到 Struts2 动作的地方,以及包含 de borrarPerfil() 的 javascriptFunctions.js,你可以看到我需要调用 Struts2 动作
Struts.xml
<constant name="struts.enable.DynamicMethodInvocation" value="false" />
<constant name="struts.devMode" value="true" />
<package name="registrar" extends="struts-default">
<action name="registrar" class="registrar.action.Registrar"
method="execute">
<result name="success" type="redirect">/estructura/finRegistro.jsp
</result>
<result name="input" type="dispatcher">/estructura/registro.jsp</result>
</action>
</package>
<package name="tiles" extends="struts-default">
<result-types>
<result-type name="tiles"
class="org.apache.struts2.views.tiles.TilesResult" />
</result-types>
<action name="*Menu" method="{1}" class="tiles.action.MenuAction">
<result name="inicio" type="tiles">inicio</result>
<result name="quienes" type="tiles">quienes</result>
<result name="servicios" type="tiles">servicios</result>
<result name="donde" type="tiles">donde</result>
<result name="contacto" type="tiles">contacto</result>
</action>
<action name="*Usuario" method="{1}" class="tiles.action.UsuarioAction">
<result name="perfil" type="tiles">perfil</result>
<result name="agenda" type="tiles">agenda</result>
<result name="servicios" type="tiles">mservicios</result>
<result name="consulta" type="tiles">consulta</result>
<result name="ayuda" type="tiles">ayuda</result>
</action>
</package>
<package name="contacto" extends="tiles">
<action name="validar" class="validar.action.Validar" method="execute">
<result name="success" type="tiles">finContacto</result>
<result name="input" type="tiles">contacto</result>
</action>
</package>
<package name="login" extends="tiles">
<interceptors>
<interceptor name="loginInterceptor" class="login.interceptor.LoginInterceptor">
</interceptor>
<interceptor-stack name="loginStack">
<interceptor-ref name="loginInterceptor" />
<interceptor-ref name="defaultStack" />
</interceptor-stack>
</interceptors>
<!-- login action -->
<action name="login" class="login.action.Login">
<result name="input" type="tiles">inicio</result>
<result name="success" type="tiles">usuarioLayout</result>
</action>
<!-- logout action -->
<action name="logout" class="login.action.Login" method="logout">
<result name="success" type="tiles">inicio</result>
</action>
</package>
<package name="modificar" extends="tiles">
<action name="modificar" class="modificar.action.Modificar" method="execute">
<result name="success" type="tiles">finModificar</result>
<result name="input" type="tiles">menuLayout</result>
</action>
</package>
<package name="borrar" extends="titles">
<action name="borrar" class="borrar.action.Borrar">
<result name="success" type="tiles">inicio"</result>
</action>
</package>
javascriptFunctions.js
function borrarPerfil() {
if(confirm("Are you sure to delete this profile?")){
alert("deleted");
//CALL STRUTS2 ACTION borrar
} else {
alert("no paso nada");
//CALL STRUTS2 ACTION logout
}
}
最后,我解决了如何从 javascript 函数调用。 应该是这样的:
javascriptFunctions.js
function borrarPerfil() {
if(confirm("Are you sure to delete this profile?")){
alert("deleted");
window.location = "/Barcelona_Business_World_v2/borrar";
} else {
alert("no paso nada");
window.location = "/Barcelona_Business_World_v2/logout";
}
}
我错了,因为我用 next 来调用 strut2 动作:
window.location = "${pageContext.request.contextPath}/logout";
我读到这是正确的方法,但我不知道为什么我的函数失败。 我将阅读有关 contextPath 的更多信息。
谢谢。
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