diff -r 11234537653b -r 92f19af39024 front_processing/extern/TUIO_JAVA/src/TUIO/TuioString.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/front_processing/extern/TUIO_JAVA/src/TUIO/TuioString.java	Thu Mar 15 13:33:21 2012 +0100
@@ -0,0 +1,189 @@
+/*
+Added by alexandre.bastien@iri.centrepompidou.fr
+*/
+
+package TUIO;
+
+/**
+ * The TuioCursor class encapsulates /tuio/_siP TUIO strings.
+ *
+ */ 
+public class TuioString {
+
+	/**
+	 * The unique session ID number that is assigned to each TUIO string.
+	 */ 
+	protected long session_id;
+
+	/**
+	 * The individual string ID number that is assigned to each TuioString.
+	 */ 
+	protected int string_id;
+	
+	/**
+	 * The individual string message that is assigned to each TuioString.
+	 */ 
+	protected String message;
+	
+	/**
+	 * The time stamp of the last update represented as TuioTime (time since session start)
+	 */
+	protected TuioTime currentTime;
+	/**
+	 * The creation time of this TuioString represented as TuioTime (time since session start)
+	 */
+	protected TuioTime startTime;
+	
+	/**
+	 * Defines the ADDED state.
+	 */ 
+	public static final int TUIO_ADDED = 0;
+	/**
+	 * Defines the REMOVED state.
+	 */ 
+	public static final int TUIO_REMOVED = 4;
+	/**
+	 * Reflects the current state of the TuioString
+	 */ 
+	protected int state;
+	
+	/**
+	 * This constructor takes a TuioTime argument and assigns it along  with the provided 
+	 * Session ID, String ID and a message to the newly created TuioString.
+	 *
+	 * @param	ttime	the TuioTime to assign
+	 * @param	si	the Session ID  to assign
+	 * @param	sti	the String ID  to assign
+	 * @param	msg the message to assign
+	 */
+	public TuioString (TuioTime ttime, long si, int sti, String msg) {
+		this.session_id = si;
+		this.string_id = sti;
+		this.message = msg;
+		currentTime = new TuioTime(ttime);
+		startTime = new TuioTime(currentTime);
+	}
+	
+	/**
+	 * This constructor takes the provided Session ID, String ID and message 
+	 * and assigs these values to the newly created TuioString.
+	 *
+	 * @param	si	the Session ID  to assign
+	 * @param	sti	the String ID  to assign
+	 * @param	msg	the message to assign
+	 */
+	public TuioString (long si, int sti, String msg) {
+		this.session_id = si;
+		this.string_id = sti;
+		this.message = msg;
+		currentTime = TuioTime.getSessionTime();
+		startTime = new TuioTime(currentTime);
+	}
+	
+	/**
+	 * This constructor takes the atttibutes of the provided TuioCursor 
+	 * and assigs these values to the newly created TuioCursor.
+	 *
+	 * @param	tcur	the TuioCursor to assign
+	 */
+	public TuioString (TuioString tstr) {
+		this.session_id = tstr.getSessionID();
+		this.string_id = tstr.getStringID();
+		this.message = tstr.getMessage();
+		currentTime = new TuioTime(tstr.getCurrentTime());
+		startTime = new TuioTime(currentTime);
+	}
+
+	/**
+	 * Takes a TuioTime argument and assigns it along with the provided 
+	 * message to the private TuioString attributes.
+	 * The speed and accleration values are calculated accordingly.
+	 *
+	 * @param	ttime	the TuioTime to assign
+	 * @param	message2 the message to assign
+	 */
+	public void update(TuioTime ttime, String message2) {
+		currentTime = new TuioTime(ttime);
+		message = message2;
+	}
+	
+	/**
+	 * This method is used to update the TuioTime of a TuioString while keeping the same * * * message.
+	 */
+	public void stop(TuioTime ttime) {
+		update(ttime,message);
+	}
+	
+	/**
+	 * Takes the atttibutes of the provided TuioString 
+	 * and assigs these values to this TuioString.
+	 * The TuioTime time stamp of this TuioString remains unchanged.
+	 *
+	 * @param	tstr	the TuioString to assign
+	 */
+	public void update (TuioString tstr) {
+		message = tstr.getMessage();
+	}
+	
+	/**
+	 * Takes the message provided
+	 * and assigs its value to this TuioString.
+	 * The TuioTime time stamp of this TuioString remains unchanged.
+	 *
+	 * @param	msg	the message to assign
+	 */
+	public void update (String msg) {
+		message = msg;
+	}
+	
+	/**
+	 * Assigns the REMOVE state to this TuioString and sets
+	 * its TuioTime time stamp to the provided TuioTime argument.
+	 *
+	 * @param	ttime	the TuioTime to assign
+	 */
+	public void remove(TuioTime ttime) {
+		currentTime = new TuioTime(ttime);
+		state = TUIO_REMOVED;
+	}
+	
+	/**
+	 * Returns the Session ID of this TuioString.
+	 * @return	the Session ID of this TuioString
+	 */
+	public long getSessionID() {
+		return session_id;
+	}
+	
+	/**
+	 * Returns the String ID of this TuioString.
+	 * @return	the String ID of this TuioString
+	 */
+	public int getStringID() {
+		return string_id;
+	}
+	
+	/**
+	 * Returns the Message of this TuioString.
+	 * @return	the Message of this TuioString
+	 */
+	public String getMessage() {
+		return message;
+	}
+	
+	/**
+	 * Returns the Current Time of this TuioString.
+	 * @return	the Current Time of this TuioString
+	 */
+	public TuioTime getCurrentTime() {
+		return currentTime;
+	}
+	
+	/**
+	 * Returns the TUIO state of this TuioString.
+	 * @return	the TUIO state of this TuioString
+	 */
+	public int getTuioState() {
+		return state;
+	}
+}