Complete extension development

README.md

@@ -0,0 +1,40 @@
+# Keycloak Extension - Custom Event Listener
+
+"User create" and "register" events, listen and Call Rest API with Java
+
+### Generate JAR:
+```shell
+mvn clean package
+```
+
+### Attach keycloak dockerVolume
+```yaml
+    volumes:
+      - ../../../target/custom-event-listener.jar://opt/jboss/keycloak/standalone/deployments/custom-event-listener.jar
+```
+
+
+### Run on Docker:
+```shell
+docker-compose -f src/main/docker/docker-compose.yml up -d
+```
+
+### Test :
+#### First
+![](files/event-configuration.png)
+
+
+#### Then
+![](files/create-new-user.png)
+
+### Test Result on MockAPI: 
+#### Setup Mock API
+![](files/mockapi-view-api.png)
+
+#### View api result
+![](files/mockapi-view-user.png)
+
+### Stop Docker:
+```shell
+docker-compose -f src/main/docker/docker-compose.yml down
+```

src/main/docker/docker-compose.yml

@@ -27,8 +27,3 @@ services:
       POSTGRES_PASSWORD: password
     ports:
       - 5432:5432
-
-#  mailhog:
-#    image: mailhog/mailhog
-#    ports:
-#      - 8025:8025

src/main/java/com/cevher/keycloak/Client.java

@@ -10,9 +10,7 @@
 
 public class Client {
 
-
     public static void postService(String data) {
-        System.out.println("Hi, its Client class");
         try {
 
             URL url = new URL("https://613933731fcce10017e78a68.mockapi.io/api/v1/users");
@@ -21,36 +19,24 @@ public static void postService(String data) {
             conn.setRequestMethod("POST");
             conn.setRequestProperty("Content-Type", "application/json; utf-8");
 
-            String input = data;
-
             OutputStream os = conn.getOutputStream();
-            os.write(input.getBytes());
+            os.write(data.getBytes());
             os.flush();
 
             if (conn.getResponseCode() != HttpURLConnection.HTTP_CREATED) {
                 throw new RuntimeException("Failed : HTTP error code : "
                         + conn.getResponseCode());
             }
-
-            BufferedReader br = new BufferedReader(new InputStreamReader(
-                    (conn.getInputStream())));
-
-            String output;
-            System.out.println("Output from Server .... \n");
-            while ((output = br.readLine()) != null) {
-                System.out.println(output);
-            }
-
+// just development
+//            BufferedReader br = new BufferedReader(new InputStreamReader((conn.getInputStream())));
+//            String output;
+//            System.out.println("Output from Server .... \n");
+//            while ((output = br.readLine()) != null) {
+//                System.out.println(output);
+//            }
             conn.disconnect();
-
-        } catch (MalformedURLException e) {
-
-            e.printStackTrace();
-
         } catch (IOException e) {
-
             e.printStackTrace();
-
         }
 
     }