diff --git a/guacamole-ext/src/main/java/net/sourceforge/guacamole/net/auth/GuacamoleConfigurationDirectory.java b/guacamole-ext/src/main/java/net/sourceforge/guacamole/net/auth/GuacamoleConfigurationDirectory.java
index 64e1bc89c..4bf060b5a 100644
--- a/guacamole-ext/src/main/java/net/sourceforge/guacamole/net/auth/GuacamoleConfigurationDirectory.java
+++ b/guacamole-ext/src/main/java/net/sourceforge/guacamole/net/auth/GuacamoleConfigurationDirectory.java
@@ -50,6 +50,21 @@ import net.sourceforge.guacamole.protocol.GuacamoleConfiguration;
  */
 public interface GuacamoleConfigurationDirectory {
 
+    /**
+     * Returns the GuacamoleConfiguration having the given identifier.
+     * 
+     * @param identifier The identifier of the GuacamoleConfiguration to
+     *                   return.
+     * @return The GuacamoleConfiguration having the given identifier, or null
+     *         if no such GuacamoleConfiguration exists.
+     * 
+     * @throws GuacamoleException If an error occurs while retrieving the
+     *                            configuration, or if access to the
+     *                            configuration is denied.
+     */
+    GuacamoleConfiguration getConfiguration(String identifier)
+            throws GuacamoleException;
+
     /**
      * Returns a Map containing all GuacamoleConfigurations. The keys of this
      * Map are Strings which uniquely identify each configuration.
diff --git a/guacamole-ext/src/main/java/net/sourceforge/guacamole/net/auth/simple/SimpleGuacamoleConfigurationDirectory.java b/guacamole-ext/src/main/java/net/sourceforge/guacamole/net/auth/simple/SimpleGuacamoleConfigurationDirectory.java
index 28057d2fd..34b804042 100644
--- a/guacamole-ext/src/main/java/net/sourceforge/guacamole/net/auth/simple/SimpleGuacamoleConfigurationDirectory.java
+++ b/guacamole-ext/src/main/java/net/sourceforge/guacamole/net/auth/simple/SimpleGuacamoleConfigurationDirectory.java
@@ -70,6 +70,12 @@ public class SimpleGuacamoleConfigurationDirectory
         this.configs = configs;
     }
     
+    @Override
+    public GuacamoleConfiguration getConfiguration(String identifier)
+            throws GuacamoleException {
+        return configs.get(identifier);
+    }
+
     @Override
     public Map<String, GuacamoleConfiguration> getConfigurations()
             throws GuacamoleException {