diff --git a/tag1/WiiUseJ/src/wiiusej/WiiUseApi.java b/tag1/WiiUseJ/src/wiiusej/WiiUseApi.java
new file mode 100644
index 0000000..091f269
--- /dev/null
+++ b/tag1/WiiUseJ/src/wiiusej/WiiUseApi.java
@@ -0,0 +1,174 @@
+package wiiusej;
+
+/**
+ * Singleton used to manipulate WiiUse Api.
+ * @author gduche
+ * 
+ */
+public class WiiUseApi {
+	
+	static {
+		System.loadLibrary("libWiiuseJ");
+	}
+	
+	private static WiiUseApi instance = new WiiUseApi();
+	
+	/**
+	 * Get the only instance of WiiUseApi.
+	 * @return
+	 */
+	static WiiUseApi getInstance(){
+		return instance;
+	}
+	
+	/**
+	 * Load the library.
+	 * 
+	 * @return 0 if there is an error, 1 if everything is ok.
+	 */
+	native int loadLibrary();
+
+	/**
+	 * Try to connect to 2 wiimotes. Make them rumble to show they are
+	 * connected.
+	 * 
+	 * @return 0 if there is an error otherwise it returns the number of
+	 *         wiimotes connected.
+	 */	
+	native int doConnections();
+
+	/**
+	 * Close connection to the wiimote with the given id.
+	 * 
+	 */
+	native void closeConnection(int id);	
+	
+	/**
+	 * Shutdown Wiiuse API.
+	 * @return 0 if there is an error, 1 if everything is ok.
+	 */
+	native void shutdownApi();
+	
+	/**
+	 * Activate rumble on the wiimote with the given id.
+	 * @param id the id of the wiimote.
+	 */
+	native void activateRumble(int id);	
+	
+	/**
+	 * Deactivate rumble on the wiimote with the given id.
+	 * 
+	 * @param id the id of the wiimote.
+	 */
+	native void deactivateRumble(int id);		
+	
+	/**
+	 * Activate IR Tracking on the wiimote with the given id.
+	 * @param id the id of the wiimote.
+	 */
+	native void activateIRTracking(int id);
+	
+	/**
+	 * Deactivate IR Tracking on the wiimote with the given id.
+	 * @param id the id of the wiimote.
+	 */
+	native void deactivateIRTracking(int id);
+	
+	/**
+	 * Activate motion sensing on the wiimote with the given id.
+	 * @param id the id of the wiimote.
+	 */
+	native void activateMotionSensing(int id);
+	
+	/**
+	 * Deactivate motion sensing on the wiimote with the given id.
+	 * @param id the id of the wiimote.
+	 */
+	native void deactivateMotionSensing(int id);
+	 
+	/**
+	 * Set wiimote leds status.
+	 * @param id the id of the wiimote concerned
+	 * @param led1 status of led1: True=ON, False=OFF
+	 * @param led2 status of led2: True=ON, False=OFF
+	 * @param led3 status of led3: True=ON, False=OFF
+	 * @param led4 status of led4: True=ON, False=OFF
+	 */
+	native void setLeds(int id, boolean led1, boolean led2, boolean led3, boolean led4);
+	
+	/**
+	 * Set how many degrees an angle must change to generate an event.
+	 * @param id id of the wiimote concerned
+	 * @param angle minimum angle detected by an event
+	 */
+	native void setOrientThreshold(int id, float angle);
+	
+	/**
+	 * Make the the accelerometers give smoother results.
+	 * This is set by default.
+	 * @param id the id of the wiimote concerned
+	 */
+    native void activateSmoothing(int id);
+    
+    /**
+	 * Make the the accelerometers give raw results.
+	 * @param id the id of the wiimote concerned
+	 */
+    native void deactivateSmoothing(int id);
+    
+    /**
+     * Make the wiimote generate an event each time we poll.
+     * Not set by default.
+     * @param id the id of the wiimote concerned
+     */
+    native void activateContinuous(int id);
+    
+    /**
+     * Make the wiimote generate an event only when there is one.
+     * @param id the id of the wiimote concerned
+     */
+    native void deactivateContinuous(int id);
+	
+	/**
+	 * Get status and values from the wiimotes and send it through callbacks.
+	 * 
+	 * @param id the id of the wiimote of which we want the status.
+	 */
+	native void getStatus(int id);	
+	
+	/**
+	 * Get status and values from the wiimotes and send it through callbacks.
+	 * 
+	 * @param mote The WiimoteEvent object to fill with the datas.
+	 */
+	native void specialPoll(WiiMoteEvent mote);	   
+    
+	
+	/* Tests */
+	public static void main(String[] args) {
+
+		/* Test JNI Side */
+		WiiUseApi manager = new WiiUseApi();
+
+		int value = manager.loadLibrary();
+		System.out.println("loadLibrary : " + value);
+
+		value = manager.doConnections();
+		System.out.println("doConnections : " + value);
+
+		WiiMoteEvent mote = new WiiMoteEvent();
+
+		manager.getStatus(1);
+		System.out.println("Status : \n" + mote);
+
+		System.out.println("");
+		System.out.println("!!!!!!!!!!!!!! Polling !!!!!!!!!");
+		while (true) {
+			manager.specialPoll(mote);
+			System.out.println(mote);
+			mote.EmptyIRPoints();
+		}
+		// manager.closeConnectionsAndShutDown();
+	}
+
+}