1 package org.apache.struts2.spi; 2 3 /*** 4 * Intercepts an action request. 5 * 6 * @author crazybob@google.com (Bob Lee) 7 */ 8 public interface Interceptor { 9 10 /*** 11 * Intercepts an action request. 12 * 13 * @param requestContext current request context 14 */ 15 String intercept(RequestContext requestContext) throws Exception; 16 }