Added access to a typed Attribute to the Notification Interface

src/de/tudarmstadt/maki/simonstrator/api/component/pubsub/Notification.java

@@ -69,6 +69,15 @@ public interface Notification extends Transmitable {
 	 */
 	public List<Attribute<?>> getAttributes();
 
+	/**
+	 * TYped access to a single attribute via the name.
+	 * 
+	 * @param name
+	 * @param valueType
+	 * @return the attribute or null.
+	 */
+	public <T> Attribute<T> getAttribute(String name, Class<T> valueType);
+
 	/**
 	 * The application-payload
 	 *