/** Constructor
* @param ltl2dra the wrapper for LTL->NBA and NBA->DRA
* @param opt_limits use limiting?
* @param alpha the limiting factor
*/
public LTL2DSTAR_Scheduler(LTL2DRA ltl2dra, bool opt_limits, double alpha)
{
_ltl2dra = ltl2dra;
_opt_limits = opt_limits;
_alpha = alpha;
_stat_NBA = false;
}
/** The output format */
//enum {OUT_v2, OUT_NBA, OUT_DOT, OUT_PLUGIN} flag_output;
public static DRA ConvertBA2DRA(BuchiAutomata BA, Node LTLHeadNode)
{
/** Flag: Convert LTL->DRA->NBA? */
//bool flag_dra2nba;
/** Flag: Print the NBA afert LTL->NBA? */
//bool flag_print_ltl_nba;
/** Flag: Use limiting with scheduler? */
bool flag_sched_limits;
/** The limiting factor for the scheduler (alpha) */
double alpha;
/** The options for Safra's algorithm */
Options_Safra opt_safra = new Options_Safra();
/** The options for LTL2DSTAR */
LTL2DSTAR_Options opt_ltl2dstar = new LTL2DSTAR_Options();
opt_ltl2dstar.opt_safra = opt_safra;
// std::map<std::string, std::string> defaults;
//defaults["--ltl2nba"]="--ltl2nba=spin:ltl2ba";
//defaults["--automata"]="--automata=rabin";
//defaults["--output"]="--output=automaton";
//defaults["--detailed-states"]="--detailed-states=no";
//defaults["--safra"]="--safra=all";
//defaults["--bisimulation"]="--bisimulation=yes";
//defaults["--opt-acceptance"]="--opt-acceptance=yes";
//defaults["--union"]="--union=yes";
//defaults["--alpha"]="--alpha=10.0";
//defaults["--stutter"]="--stutter=yes";
//defaults["--partial-stutter"]="--partial-stutter=no";
//// defaults["--scheck"]=""; // scheck disabled
///
///
// default values...
//flag_dra2nba = false;
flag_sched_limits = false;
alpha = 1.0;
// options not yet covered
//flag_print_ltl_nba = false;
//flag_stat_nba = false;
//if (isRabin)
//{
opt_ltl2dstar.automata = automata_type.RABIN;
//}
//else
//{
// opt_ltl2dstar.automata = automata_type.STREETT;
//}
opt_safra.opt_all();
opt_safra.stutter = false;
opt_ltl2dstar.bisim = false;
opt_safra.opt_rename = false;
LTLFormula ltl = LTLPrefixParser.parse(LTLHeadNode);
//APSet ap_set = ltl.getAPSet();
//Debug.Assert(ltl2nba != null);
LTL2DRA ltl2dra = new LTL2DRA(opt_safra); //, ltl2nba.get()
//if (opt_ltl2dstar.automata == automata_type.ORIGINAL_NBA)
//{
// // We just generate the NBA for the LTL formula
// // and print it
// NBA nba = ltl2dra.ltl2nba(ltl);
// if (nba == null)
// {
// throw new Exception("Can't generate NBA for LTL formula");
// }
// //if (flag_output==OUT_DOT) {
// // nba->print_dot(out);
// //} else {
// // nba->print_lbtt(out);
// //}
// //return 0;
//}
LTL2DSTAR_Scheduler ltl2dstar_sched = new LTL2DSTAR_Scheduler(ltl2dra, flag_sched_limits, alpha);
//ltl2dstar_sched.flagStatNBA(flag_stat_nba);
ltl2dstar_sched.flagStatNBA(false);
opt_ltl2dstar.opt_safra = opt_safra;
DRA dra = ltl2dstar_sched.calculate(ltl, BA, opt_ltl2dstar);
//if (!dra.isCompact()) {
// dra.makeCompact();
//}
if (dra == null)
{
throw new Exception("Couldn't generate DRA!");
}
//if (!dra.isCompact()) {
// dra.makeCompact();
//}
return(dra);
}
/** The output format */
//enum {OUT_v2, OUT_NBA, OUT_DOT, OUT_PLUGIN} flag_output;
public static DRA ConvertBA2DRA(BuchiAutomata BA, Node LTLHeadNode)
{
/** Flag: Convert LTL->DRA->NBA? */
//bool flag_dra2nba;
/** Flag: Print the NBA afert LTL->NBA? */
//bool flag_print_ltl_nba;
/** Flag: Use limiting with scheduler? */
bool flag_sched_limits;
/** The limiting factor for the scheduler (alpha) */
double alpha;
/** The options for Safra's algorithm */
Options_Safra opt_safra = new Options_Safra();
/** The options for LTL2DSTAR */
LTL2DSTAR_Options opt_ltl2dstar = new LTL2DSTAR_Options();
opt_ltl2dstar.opt_safra = opt_safra;
// std::map<std::string, std::string> defaults;
//defaults["--ltl2nba"]="--ltl2nba=spin:ltl2ba";
//defaults["--automata"]="--automata=rabin";
//defaults["--output"]="--output=automaton";
//defaults["--detailed-states"]="--detailed-states=no";
//defaults["--safra"]="--safra=all";
//defaults["--bisimulation"]="--bisimulation=yes";
//defaults["--opt-acceptance"]="--opt-acceptance=yes";
//defaults["--union"]="--union=yes";
//defaults["--alpha"]="--alpha=10.0";
//defaults["--stutter"]="--stutter=yes";
//defaults["--partial-stutter"]="--partial-stutter=no";
//// defaults["--scheck"]=""; // scheck disabled
///
///
// default values...
//flag_dra2nba = false;
flag_sched_limits = false;
alpha = 1.0;
// options not yet covered
//flag_print_ltl_nba = false;
//flag_stat_nba = false;
//if (isRabin)
//{
opt_ltl2dstar.automata = automata_type.RABIN;
//}
//else
//{
// opt_ltl2dstar.automata = automata_type.STREETT;
//}
opt_safra.opt_all();
opt_safra.stutter = false;
opt_ltl2dstar.bisim = false;
opt_safra.opt_rename = false;
LTLFormula ltl = LTLPrefixParser.parse(LTLHeadNode);
//APSet ap_set = ltl.getAPSet();
//Debug.Assert(ltl2nba != null);
LTL2DRA ltl2dra = new LTL2DRA(opt_safra); //, ltl2nba.get()
//if (opt_ltl2dstar.automata == automata_type.ORIGINAL_NBA)
//{
// // We just generate the NBA for the LTL formula
// // and print it
// NBA nba = ltl2dra.ltl2nba(ltl);
// if (nba == null)
// {
// throw new Exception("Can't generate NBA for LTL formula");
// }
// //if (flag_output==OUT_DOT) {
// // nba->print_dot(out);
// //} else {
// // nba->print_lbtt(out);
// //}
// //return 0;
//}
LTL2DSTAR_Scheduler ltl2dstar_sched = new LTL2DSTAR_Scheduler(ltl2dra, flag_sched_limits, alpha);
//ltl2dstar_sched.flagStatNBA(flag_stat_nba);
ltl2dstar_sched.flagStatNBA(false);
opt_ltl2dstar.opt_safra = opt_safra;
DRA dra = ltl2dstar_sched.calculate(ltl, BA, opt_ltl2dstar);
//if (!dra.isCompact()) {
// dra.makeCompact();
//}
if (dra == null)
{
throw new Exception("Couldn't generate DRA!");
}
//if (!dra.isCompact()) {
// dra.makeCompact();
//}
return dra;
}
/** Check for partial stutter insensitiveness for a LTL formula, using an
* already calculated NBA.
* @param nba an NBA for the positive formula
* @param ltl_neg the negated LTL formula (in PNF)
* @param llt2nba the LTL2NBA translator, has to provide function ltl2nba(ltl)
*/
public void checkPartial(NBA nba, BuchiAutomata ba, LTLFormula ltl_neg, LTL2DRA ltl2nba)
{
checkNBAs(nba, ltl2nba.ltl2nba(ltl_neg, ba));
}
/** Check for partial stutter insensitiveness for a LTL formula.
* @param ltl the LTL formula
* @param llt2nba the LTL2NBA translator, has to provide function ltl2nba(ltl)
*/
public void checkPartial(LTLFormula ltl, BuchiAutomata ba, LTL2DRA ltl2nba)
{
checkNBAs(ltl2nba.ltl2nba(ltl, ba), ltl2nba.ltl2nba(ltl.negate().toPNF(), ba));//true
}
/** Check for partial stutter insensitiveness for a LTL formula, using an
* already calculated NBA.
* @param nba an NBA for the positive formula
* @param ltl_neg the negated LTL formula (in PNF)
* @param llt2nba the LTL2NBA translator, has to provide function ltl2nba(ltl)
*/
public void checkPartial(NBA nba, BuchiAutomata ba, LTLFormula ltl_neg, LTL2DRA ltl2nba)
{
checkNBAs(nba, ltl2nba.ltl2nba(ltl_neg, ba));
}
/** Check for partial stutter insensitiveness for a LTL formula.
* @param ltl the LTL formula
* @param llt2nba the LTL2NBA translator, has to provide function ltl2nba(ltl)
*/
public void checkPartial(LTLFormula ltl, BuchiAutomata ba, LTL2DRA ltl2nba)
{
checkNBAs(ltl2nba.ltl2nba(ltl, ba), ltl2nba.ltl2nba(ltl.negate().toPNF(), ba));//true
}
/** Constructor
* @param ltl2dra the wrapper for LTL->NBA and NBA->DRA
* @param opt_limits use limiting?
* @param alpha the limiting factor
*/
public LTL2DSTAR_Scheduler(LTL2DRA ltl2dra, bool opt_limits, double alpha)
{
_ltl2dra = ltl2dra;
_opt_limits = opt_limits;
_alpha = alpha;
_stat_NBA = false;
}
