plugins/osgi/src/main/resources/struts-plugin.xml

<?xml version="1.0" encoding="UTF-8" ?>
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<!DOCTYPE struts PUBLIC
	"-//Apache Software Foundation//DTD Struts Configuration 6.0//EN"
	"https://struts.apache.org/dtds/struts-6.0.dtd">

<struts order="10">
    <constant name="struts.objectFactory" value="osgi" />
    <constant name="struts.objectFactory.delegate" value="struts" />
    <constant name="struts.freemarker.manager.classname" value="org.apache.struts2.osgi.BundleFreemarkerManager" />
    <constant name="struts.staticContentLoader" value="org.apache.struts2.osgi.loaders.StaticContentBundleResourceLoader" />

    <constant name="struts.convention.action.includeJars" value="jar:file:.*?/bundles/.*?\.jar(!/)?" />

    <bean type="org.apache.struts2.osgi.BundleAccessor" class="org.apache.struts2.osgi.DefaultBundleAccessor" />
    <bean type="org.apache.struts2.osgi.PackageLoader" class="org.apache.struts2.osgi.BundlePackageLoader" />

    <bean name="osgi" type="com.opensymphony.xwork2.ObjectFactory" class="org.apache.struts2.osgi.DelegatingObjectFactory" />
    <bean name="springOsgi" type="com.opensymphony.xwork2.ObjectFactory" class="org.apache.struts2.osgi.SpringOsgiObjectFactory" />
    <bean name="osgi" type="com.opensymphony.xwork2.config.PackageProvider" class="org.apache.struts2.osgi.OsgiConfigurationProvider" />
    <bean name="osgi" type="com.opensymphony.xwork2.util.finder.ClassLoaderInterface" class="org.apache.struts2.osgi.BundleClassLoaderInterface" />

    <package name="osgi-default" extends="struts-default" abstract="yes">
        <interceptors>
            <interceptor name="osgi" class="org.apache.struts2.osgi.interceptor.OsgiInterceptor" />

            <interceptor-stack name="osgiStack">
                <interceptor-ref name="defaultStack"/>
                <interceptor-ref name="osgi"/>
            </interceptor-stack>
        </interceptors>

         <default-interceptor-ref name="osgiStack"/>
    </package>
</struts>