java.lang.IllegalArgumentException: Wildcard string cannot be null or empty. Make sure permission strings are properly formatted.

	at org.apache.shiro.authz.permission.WildcardPermission.setParts(WildcardPermission.java:154)

	at org.apache.shiro.authz.permission.WildcardPermission.<init>(WildcardPermission.java:143)

	at org.apache.shiro.authz.permission.WildcardPermission.<init>(WildcardPermission.java:139)

	at org.apache.shiro.authz.permission.WildcardPermissionResolver.resolvePermission(WildcardPermissionResolver.java:41)

	at org.apache.shiro.realm.AuthorizingRealm.resolvePermissions(AuthorizingRealm.java:434)

	at org.apache.shiro.realm.AuthorizingRealm.getPermissions(AuthorizingRealm.java:410)

	at org.apache.shiro.realm.AuthorizingRealm.isPermitted(AuthorizingRealm.java:468)

	at org.apache.shiro.realm.AuthorizingRealm.isPermitted(AuthorizingRealm.java:463)

	at org.apache.shiro.realm.AuthorizingRealm.isPermitted(AuthorizingRealm.java:458)

	at org.apache.shiro.authz.ModularRealmAuthorizer.isPermitted(ModularRealmAuthorizer.java:223)

	at org.apache.shiro.mgt.AuthorizingSecurityManager.isPermitted(AuthorizingSecurityManager.java:113)

	at org.apache.shiro.subject.support.DelegatingSubject.isPermitted(DelegatingSubject.java:158)

	at org.apache.shiro.web.tags.PermissionTag.isPermitted(PermissionTag.java:66)

	at org.apache.shiro.web.tags.HasPermissionTag.showTagBody(HasPermissionTag.java:32)

	at org.apache.shiro.web.tags.PermissionTag.onDoStartTag(PermissionTag.java:57)

	at org.apache.shiro.web.tags.SecureTag.doStartTag(SecureTag.java:53)

	at org.apache.jsp.WEB_002dINF.view.common.sysPermission.sysPermission_jsp._jspx_meth_shiro_005fhasPermission_005f0(sysPermission_jsp.java:486)

	at org.apache.jsp.WEB_002dINF.view.common.sysPermission.sysPermission_jsp._jspService(sysPermission_jsp.java:147)

	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:388)

	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)

	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:646)

	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436)

	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374)

	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302)

	at org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:168)

	at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303)

	at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1244)

	at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1027)

	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:971)

	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:893)

	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:966)

	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:857)

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)

	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842)

	at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)

	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)

	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)

	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)

	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)

	at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)

	at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)

	at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)

	at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)

	at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)

	at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)

	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)

	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:344)

	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:261)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

	at com.alibaba.druid.support.http.WebStatFilter.doFilter(WebStatFilter.java:123)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:85)

	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

	at org.apache.catalina.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:107)

	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)

	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)

	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)

	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)

	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)

	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)

	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)

	at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:879)

	at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:617)

	at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1778)

	at java.lang.Thread.run(Thread.java:745)

  protected void setParts(String wildcardString, boolean caseSensitive) {

        wildcardString = StringUtils.clean(wildcardString);

        if(wildcardString != null && !wildcardString.isEmpty()) {

            List parts = CollectionUtils.asList(wildcardString.split(":"));

            this.parts = new ArrayList();

            Iterator i$ = parts.iterator();

            while(i$.hasNext()) {

                String part = (String)i$.next();

                Set subparts = CollectionUtils.asSet(part.split(","));

                if(!caseSensitive) {

                    subparts = this.lowercase(subparts);

                }

                if(subparts.isEmpty()) {

                    throw new IllegalArgumentException("Wildcard string cannot contain parts with only dividers. Make sure permission strings are properly formatted.");

                }

                this.parts.add(subparts);

            }

            if(this.parts.isEmpty()) {

                throw new IllegalArgumentException("Wildcard string cannot contain only dividers. Make sure permission strings are properly formatted.");

            }

        } else {

            throw new IllegalArgumentException("Wildcard string cannot be null or empty. Make sure permission strings are properly formatted.");

        }

    }