From: Decebal Suiu <decebal.suiu@gmail.com>
Date: Mon, 10 Mar 2014 11:28:42 +0000 (+0200)
Subject: add reference to Annotation Processing
X-Git-Tag: release-0.7.0~11^2~1
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=87267155edb2425981281d4e4c5fe833ebca3d0f;p=pf4j.git

add reference to Annotation Processing
---

diff --git a/README.md b/README.md
index 240a4f9..ec87e2b 100644
--- a/README.md
+++ b/README.md
@@ -102,7 +102,10 @@ You can define an extension point in your application using **ExtensionPoint** i
     }
 
 Another important internal component is **ExtensionFinder** that describes how the plugin manager discovers extensions for the extensions points.   
-**DefaultExtensionFinder** looks up extensions using **Extension** annotation. You can control extension instance creation overriding `createExtensionFactory` method from DefaultExtensionFinder.
+**DefaultExtensionFinder** looks up extensions using **Extension** annotation.   
+DefaultExtensionFinder looks up extensions in all extensions index files `META-INF/extensions.idx`. PF4J uses Java Annotation Processing to process at compile time all classes annotated with @Extension and to produce the extensions index file.
+
+You can control extension instance creation overriding `createExtensionFactory` method from DefaultExtensionFinder.
 
     public class WelcomePlugin extends Plugin {