--- java/org/apache/catalina/security/SecurityUtil.java	(revision 9b4508a3b5b4d5ffe0ca0826904df30915a307b8)
+++ java/org/apache/catalina/security/SecurityUtil.java	(revision )
@@ -35,6 +35,7 @@ 
 import javax.servlet.http.HttpSession;
 
 import org.apache.catalina.Globals;
+import org.apache.catalina.comet.CometProcessor;
 import org.apache.tomcat.util.ExceptionUtils;
 import org.apache.tomcat.util.res.StringManager;
 /**
@@ -148,18 +149,22 @@ 
                                      Principal principal)
         throws java.lang.Exception{
 
+        // CometProcessor servlets must not be cached as Servlet or NoSuchMethodException will be thrown.
+        Class<?> targetType = targetObject instanceof CometProcessor ? CometProcessor.class : Servlet.class;
+
         Method method = null;
-        Method[] methodsCache = classCache.get(Servlet.class);
+
+        Method[] methodsCache = classCache.get(targetType);
         if(methodsCache == null) {
             method = createMethodAndCacheIt(methodsCache,
-                                            Servlet.class,
+                                            targetType,
                                             methodName,
                                             targetParameterTypes);
         } else {
             method = findMethod(methodsCache, methodName);
             if (method == null) {
                 method = createMethodAndCacheIt(methodsCache,
-                                                Servlet.class,
+                                                targetType,
                                                 methodName,
                                                 targetParameterTypes);
             }
@@ -253,7 +258,7 @@ 
      * Perform work as a particular </code>Subject</code>. Here the work
      * will be granted to a <code>null</code> subject.
      *
-     * @param methodName the method to apply the security restriction
+     * @param method the method to apply the security restriction
      * @param targetObject the <code>Servlet</code> on which the method will
      * be called.
      * @param targetArguments <code>Object</code> array contains the