Method evict

fdbrpc/AsyncFileEncrypted.actor.cpp:229–234

}

size_t AsyncFileEncrypted::RandomCache::evict() {
	ASSERT_EQ(vec.size(), maxSize);
	auto index = deterministicRandom()->randomInt(0, maxSize);
	hashMap.erase(vec[index]);
	return index;
}

AsyncFileEncrypted::RandomCache::RandomCache(size_t maxSize) : maxSize(maxSize) {
	vec.reserve(maxSize);