public virtual float readNgramProb(int wordId, int orderMinusTwo, NgramTrieModel.TrieRange range, NgramTrieQuant quant)
{
NgramTrie.NgramSet ngram = this.getNgram(orderMinusTwo);
int num;
if ((num = this.findNgram(ngram, wordId, range)) < 0)
{
return(0f);
}
return(quant.readProb(this.bitArr, ngram.memPtr, ngram.getNgramWeightsOffset(num), orderMinusTwo));
}
private int findNgram(NgramTrie.NgramSet ngramSet, int num, NgramTrieModel.TrieRange trieRange)
{
trieRange.begin--;
int num2;
if ((num2 = this.uniformFind(ngramSet, trieRange, num)) < 0)
{
trieRange.setFound(false);
return(-1);
}
if (ngramSet is NgramTrie.MiddleNgramSet)
{
((NgramTrie.MiddleNgramSet)ngramSet).readNextRange(num2, trieRange);
}
return(num2);
}
private int uniformFind(NgramTrie.NgramSet ngramSet, NgramTrieModel.TrieRange trieRange, int num)
{
NgramTrieModel.TrieRange trieRange2 = new NgramTrieModel.TrieRange(0, ngramSet.maxVocab);
while (trieRange.getWidth() > 1)
{
int num2 = trieRange.begin + 1 + this.calculatePivot(num - trieRange2.begin, trieRange2.getWidth(), trieRange.getWidth() - 1);
int num3 = ngramSet.readNgramWord(num2);
if (num3 < num)
{
trieRange.begin = num2;
trieRange2.begin = num3;
}
else
{
if (num3 <= num)
{
return(num2);
}
trieRange.end = num2;
trieRange2.end = num3;
}
}
return(-1);
}
