TEST

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Yeming edited this page Oct 14, 2013 · 5 revisions

ConcurrentTrieNode* getChild(char c) {
    int const index = c - 'a';
    if (children[index] == NULL) {
        synchronized: {
            Locker<Lock> locker(childrenLock);
            if (children[index] == NULL) {
                children[index] = (ConcurrentTrieNode*) calloc(1, sizeof(ConcurrentTrieNode));
            }
        }
    }
    return children[index];
}