internal override boolean study(TreeInfo info)
{
int minL = info.minLength;
int maxL = info.maxLength;
boolean maxV = info.maxValid;
int minL2 = Integer.MAX_VALUE; //arbitrary large enough num
int maxL2 = -1;
for (int n = 0; n < size; n++) {
info.reset();
if (atoms[n] != null)
atoms[n].study(info);
minL2 = Math.min(minL2, info.minLength);
maxL2 = Math.max(maxL2, info.maxLength);
maxV = (maxV & info.maxValid);
}
minL += minL2;
maxL += maxL2;
info.reset();
conn.next.study(info);
info.minLength += minL;
info.maxLength += maxL;
info.maxValid &= maxV;
info.deterministic = false;
return false;
}
internal override boolean study(TreeInfo info)
{
int minL = info.minLength;
int maxL = info.maxLength;
boolean maxV = info.maxValid;
info.reset();
yes.study(info);
int minL2 = info.minLength;
int maxL2 = info.maxLength;
boolean maxV2 = info.maxValid;
info.reset();
not.study(info);
info.minLength = minL + Math.min(minL2, info.minLength);
info.maxLength = maxL + Math.max(maxL2, info.maxLength);
info.maxValid = (maxV & maxV2 & info.maxValid);
info.deterministic = false;
return next.study(info);
}
internal override boolean study(TreeInfo info)
{
// Save original info
int minL = info.minLength;
int maxL = info.maxLength;
boolean maxV = info.maxValid;
boolean detm = info.deterministic;
info.reset();
atom.study(info);
int temp = info.minLength * cmin + minL;
if (temp < minL) {
temp = 0xFFFFFFF; // Arbitrary large number
}
info.minLength = temp;
if (maxV & info.maxValid) {
temp = info.maxLength * cmax + maxL;
info.maxLength = temp;
if (temp < maxL) {
info.maxValid = false;
}
} else {
info.maxValid = false;
}
if (info.deterministic && cmin == cmax) {
info.deterministic = detm;
} else {
info.deterministic = false;
}
return next.study(info);
}
