Examples with FunctionOperator nars.operator.FunctionOperator used on opensource projects

Example 1 with FunctionOperator

use of nars.operator.FunctionOperator in project opennars by opennars.

the class ConceptProcessing method executeDecision.

/**
 * Entry point for all potentially executable tasks.
 * Returns true if the Task has a Term which can be executed
 */
public static boolean executeDecision(DerivationContext nal, final Task t) {
    // if (isDesired())
    if (nal.memory.allowExecution) {
        Term content = t.getTerm();
        if (content instanceof Operation) {
            Operation op = (Operation) content;
            Operator oper = op.getOperator();
            Product prod = (Product) op.getSubject();
            Term arg = prod.term[0];
            if (oper instanceof FunctionOperator) {
                for (int i = 0; i < prod.term.length - 1; i++) {
                    // except last one, the output arg
                    if (prod.term[i].hasVarDep() || prod.term[i].hasVarIndep()) {
                        return false;
                    }
                }
            } else {
                if (content.hasVarDep() || content.hasVarIndep()) {
                    return false;
                }
            }
            if (!arg.equals(Term.SELF)) {
                // will be deprecated in the future
                return false;
            }
            op.setTask(t);
            if (!oper.call(op, nal.memory)) {
                return false;
            }
            System.out.println(t.toStringLong());
            // this.memory.sequenceTasks = new LevelBag<>(Parameters.SEQUENCE_BAG_LEVELS, Parameters.SEQUENCE_BAG_SIZE);
            return true;
        }
    }
    return false;
}