Examples with ErrorAPI edu.mit.csail.sdg.alloy4.ErrorAPI used on opensource projects

Example 11 with ErrorAPI

use of edu.mit.csail.sdg.alloy4.ErrorAPI in project org.alloytools.alloy by AlloyTools.

the class A4TupleSet method intersect.

/**
 * Construct a new tupleset as the intersection of this and that; this and that
 * must be come from the same solution.
 */
public A4TupleSet intersect(A4TupleSet that) throws ErrorAPI {
    if (sol != that.sol)
        throw new ErrorAPI("A4TupleSet.intersect() requires 2 tuplesets from the same A4Solution.");
    if (arity() != that.arity())
        throw new ErrorAPI("A4TupleSet.intersect() requires 2 tuplesets with the same arity.");
    if (this.tuples.size() == 0)
        // special short cut
        return this;
    if (that.tuples.size() == 0)
        // special short cut
        return that;
    TupleSet ts = tuples.clone();
    ts.retainAll(that.tuples);
    if (tuples.size() != ts.size())
        return new A4TupleSet(ts, sol);
    else
        return this;
}

Example 12 with ErrorAPI

use of edu.mit.csail.sdg.alloy4.ErrorAPI in project org.alloytools.alloy by AlloyTools.

the class ExampleCompilingFromSource method compileModuleAndRun.

public static void compileModuleAndRun(String model) throws Err {
    A4Reporter rep = new A4Reporter();
    // parse model from string
    CompModule world = CompUtil.parseEverything_fromString(rep, model);
    ConstList<Command> commands = world.getAllCommands();
    if (commands.size() != 1)
        throw new ErrorAPI("Must specify exactly one command; number of commands found: " + commands.size());
    Command cmd = commands.get(0);
    A4Options opt = new A4Options();
    opt.solver = A4Options.SatSolver.SAT4J;
    // solve
    A4Solution sol = TranslateAlloyToKodkod.execute_command(rep, world.getAllSigs(), cmd, opt);
    // print solution
    System.out.println(sol);
    for (Sig sig : world.getAllReachableSigs()) {
        System.out.println("traversing sig: " + sig);
        SafeList<Field> fields = sig.getFields();
        for (Field field : fields) {
            System.out.println("  traversing field: " + field);
            A4TupleSet ts = (sol.eval(field));
            for (A4Tuple t : ts) {
                System.out.print("    [");
                for (int i = 0; i < t.arity(); i++) System.out.print(t.atom(i) + " ");
                System.out.println("]");
            }
        }
    }
}