@Override
	public Memento getMemento() {
		MementoME m = new MementoME();
		Buffer copyBuffer = new Buffer();
		copyBuffer.setContenu(new String(this.buffer.getContenu()));
		PressePapier copyPressePapier = new PressePapier();
		copyPressePapier.setContenu(new String(this.pressePapier.getContenu()));
		Selection copySelection = new Selection();
		copySelection.setDebut(new Integer(this.selection.getDebut()));
		copySelection.setFin(new Integer(this.selection.getFin()));
		m.setBuffer(copyBuffer);
		m.setPressePapier(copyPressePapier);
		m.setSelection(copySelection);
		return m;
	}