adding a log output for every authorization check

Author: tulinkry

src/org/opensolaris/opengrok/authorization/AuthorizationFramework.java

@@ -617,11 +617,20 @@ private boolean checkAll(HttpServletRequest request, String cache, Nameable enti
 
     private boolean performCheck(Nameable entity, Predicate<AuthorizationPluginWrapper> predicate) {
         boolean overallDecision = true;
+        LOGGER.log(Level.FINEST, "Authorization for \"{0}\"",
+                new Object[]{entity.getName()});
         for (AuthorizationPluginWrapper plugin : getPlugins()) {
             // run the plugin's test method
             try {
+                LOGGER.log(Level.FINEST, "Plugin \"{0}\" [{1}] testing a name \"{2}\"",
+                        new Object[]{plugin.getClassname(), plugin.getRole(), entity.getName()});
+
                 boolean pluginDecision = predicate.test(plugin);
 
+                LOGGER.log(Level.FINEST, "Plugin \"{0}\" [{1}] testing a name \"{2}\" => {3}",
+                        new Object[]{plugin.getClassname(), plugin.getRole(), entity.getName(),
+                            pluginDecision ? "true" : "false"});
+
                 if (!pluginDecision && plugin.isRequired()) {
                     // required sets a failure but still invokes all other plugins
                     overallDecision = false;
@@ -642,6 +651,10 @@ private boolean performCheck(Nameable entity, Predicate<AuthorizationPluginWrapp
                                 entity.getName()),
                         ex);
 
+                LOGGER.log(Level.FINEST, "Plugin \"{0}\" [{1}] testing a name \"{2}\" => {3}",
+                        new Object[]{plugin.getClassname(), plugin.getRole(), entity.getName(),
+                            "false (failed)"});
+
                 // set the return value to false for this faulty plugin
                 if (!plugin.isSufficient()) {
                     overallDecision = false;
@@ -652,6 +665,8 @@ private boolean performCheck(Nameable entity, Predicate<AuthorizationPluginWrapp
                 }
             }
         }
+        LOGGER.log(Level.FINEST, "Authorization for \"{0}\" => {1}",
+                new Object[]{entity.getName(), overallDecision ? "true" : "false"});
         return overallDecision;
     }
 }