}
}
ret = alg.forwardCheck(futureObjects, sol,this.configurationController.getCjtRestrictionsController());
futureObjects = (Stack)auxiliar.clone();
if (ret == 0){
alg.backtracking(futureObjects, sol, this.configurationController.getCjtRestrictionsController());
}
actualElements = (Stack)auxiliar.clone();
return !sol.isFail();
}