/**
* Given a Linear Temporal Logic (LTL) file, generate the corresponding MoML and update the MoML.
*
* <p>This is the main entry point for non-gui use of the g4ltl package. If finding a strategy
* fails the gui may want to ask the user if they want to find a counter strategy.
*
* @param ltlFile The ltl file.
* @param optionTechnique and integer where 0 means CoBeuchi, 1 means Beuchi
* @param unrollSteps The number of unroll steps.
* @param findStrategy True if a strategy should be found, false if a counter-strategy should be
* found. If a strategy cannot be found, then a counter-strategy is searched for.
* @param context The context for the change. One way to get the context is by calling
* basicGraphFrame.getModel().
* @return The name of the state machine that was created.
* @exception Exception If thrown while synthesizing.
*/
public static String generateMoML(
File ltlFile, int optionTechnique, int unrollSteps, boolean findStrategy, NamedObj context)
throws Exception {
SolverUtility solver = new SolverUtility();
ResultLTLSynthesis result =
G4LTL.synthesizeFromFile(
solver,
ltlFile,
optionTechnique,
unrollSteps, /*SynthesisEngine.OUTPUT_FSM_ACTOR_PTOLEMY,*/
findStrategy);
if (findStrategy && result.getMessage1().startsWith("<") == false) {
result =
solver.synthesizeFromFile(
ltlFile,
optionTechnique,
unrollSteps,
SynthesisEngine.OUTPUT_FSM_ACTOR_PTOLEMY,
false);
}
String name = updateModel(result.getMessage1(), context);
return name;
}
/**
* Given a Linear Temporal Logic (LTL) file, generate the corresponding MoML.
*
* @param solver The G4LTL Solver to use.
* @param ltlFile The ltl file.
* @param optionTechnique and integer where 0 means CoBeuchi, 1 means Beuchi
* @param unrollSteps The number of unroll steps.
* @param findStrategy True if a strategy should be found, false if a counter-strategy should be
* found. Typically a strategy is found first and then if the result does not contain a
* "<", this method is called with findStrategy set to false to find a counter-strategy.
* @return The moml of a state machine that represents the LTL file.
* @exception Exception If thrown while synthesizing.
*/
public static ResultLTLSynthesis synthesizeFromFile(
SolverUtility solver,
File ltlFile,
int optionTechnique,
int unrollSteps,
boolean findStrategy)
throws Exception {
// System.out.println("G4LTL.synthesizeFromFile(): " + ltlFile + " " + optionTechnique + " " +
// unrollSteps + " " + findStrategy);
ResultLTLSynthesis result =
solver.synthesizeFromFile(
ltlFile,
optionTechnique,
unrollSteps,
SynthesisEngine.OUTPUT_FSM_ACTOR_PTOLEMY,
findStrategy);
return result;
}
