TupleSpace space = new TupleSpace();
space.out(new MyTuple(1,2,3));
ITuple template = new Tuple() .add(new Field().setValue(1))
.add(new Field().setType(Integer.class));
ITuple tuple = space.in(template);
ObjectTuple ot = (ObjectTuple) tuple;
MyTuple mytuple = (MyTuple) ot.getObject();