private ExpResult eagerEval(EvalContext ec) throws ExpError {
ExpResult condRes = constCondRes != null ? constCondRes : condExp.evaluate(ec);
ExpResult trueRes = constTrueRes != null ? constTrueRes : trueExp.evaluate(ec);
ExpResult falseRes = constFalseRes != null ? constFalseRes : falseExp.evaluate(ec);
if (condRes.value == 0) return falseRes;
else return trueRes;
}
public ExpResult evaluate(EvalContext ec) throws ExpError {
synchronized (executingThreads) {
if (executingThreads.contains(Thread.currentThread())) {
throw new ExpError(null, 0, "Expression recursion detected for expression: %s", source);
}
executingThreads.add(Thread.currentThread());
}
ExpResult res = null;
try {
res = rootNode.evaluate(ec);
} finally {
synchronized (executingThreads) {
executingThreads.remove(Thread.currentThread());
}
}
return res;
}
@Override
public ExpResult evaluate(EvalContext ec) throws ExpError {
ExpResult lRes = lConstVal != null ? lConstVal : lSubExp.evaluate(ec);
ExpResult rRes = rConstVal != null ? rConstVal : rSubExp.evaluate(ec);
return func.apply(context, lRes, rRes, exp.source, tokenPos);
}
@Override
public ExpResult evaluate(EvalContext ec) throws ExpError {
return func.apply(context, subExp.evaluate(ec));
}
