struts1.x 分模块，安排struts-config.xml. 在web.xml中的配置

<?xml version="1.0" encoding="iso-8859-1"?>
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<!DOCTYPE web-app PUBLIC
        "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
        "http://java.sun.com/dtd/web-app_2_3.dtd">

<web-app>
    <display-name>Struts Examples Application</display-name>
    <!-- Standard Action Servlet Configuration (with debugging) -->
    <servlet>
        <servlet-name>action</servlet-name>
        <servlet-class>org.apache.struts.action.ActionServlet</servlet-class>

        <!-- Default -->
        <init-param>
            <param-name>config</param-name>
            <param-value>/WEB-INF/struts-config.xml</param-value>
        </init-param>

        <!-- Exercise module -->
        <init-param>
            <param-name>config/exercise</param-name>
            <param-value>/WEB-INF/exercise/struts-config.xml</param-value>
        </init-param>

        <!-- File Upload module -->
        <init-param>
            <param-name>config/upload</param-name>
            <param-value>/WEB-INF/upload/struts-config.xml</param-value>
        </init-param>

        <!-- Validator module -->
        <init-param>
            <param-name>config/validator</param-name>
            <param-value>/WEB-INF/validator/struts-config.xml,
                /WEB-INF/validator/struts-config-bundles.xml,
                /WEB-INF/validator/struts-config-i18nVariables.xml,
                /WEB-INF/validator/struts-config-type.xml,
                /WEB-INF/validator/struts-config-validwhen.xml
            </param-value>
        </init-param>

        <!-- Dispatch Action module -->
        <init-param>
            <param-name>config/dispatch</param-name>
            <param-value>/WEB-INF/dispatch/struts-config.xml</param-value>
        </init-param>

        <init-param>
            <param-name>debug</param-name>
            <param-value>2</param-value>
        </init-param>
        <init-param>
            <param-name>detail</param-name>
            <param-value>2</param-value>
        </init-param>
        <load-on-startup>2</load-on-startup>
    </servlet>

    <!-- Standard Action Servlet Mapping -->
    <servlet-mapping>
        <servlet-name>action</servlet-name>
        <url-pattern>*.do</url-pattern>
    </servlet-mapping>

    <!-- The Usual Welcome File List -->
    <welcome-file-list>
        <welcome-file>index.jsp</welcome-file>
        <welcome-file>index.html</welcome-file>
        <welcome-file>upload.jsp</welcome-file>
    </welcome-file-list>

</web-app>