Index: java/org/apache/catalina/valves/RequestFilterValve.java
===================================================================
--- java/org/apache/catalina/valves/RequestFilterValve.java	(revision 1666658)
+++ java/org/apache/catalina/valves/RequestFilterValve.java	(working copy)
@@ -27,6 +27,8 @@
 import org.apache.catalina.LifecycleException;
 import org.apache.catalina.connector.Request;
 import org.apache.catalina.connector.Response;
+import org.apache.juli.logging.Log;
+import org.apache.juli.logging.LogFactory;
 
 /**
  * Implementation of a Valve that performs filtering based on comparing the
@@ -80,6 +82,12 @@
         "org.apache.catalina.valves.RequestFilterValve/1.0";
 
 
+    /**
+     * Logger
+     */
+    private static final Log log = LogFactory.getLog(RequestFilterValve.class);
+
+
     // ----------------------------------------------------- Instance Variables
 
 
@@ -336,6 +344,10 @@
         }
 
         // Deny this request
+        if (log.isDebugEnabled()) {
+            log.debug("Denied: Request " + request.getRequestURI()
+                    + " based on property '" + property + "'");
+        }
         denyRequest(request, response);
 
     }