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Minor cleaning for safety

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This commit is contained in:
Ali El Gariani 2010-09-14 20:28:40 +00:00
parent 949ccd0edb
commit 9ac889f6de
1 changed files with 4 additions and 3 deletions
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7
src/image.cpp
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@ -81,20 +81,21 @@ private:
template <typename T>
bool locator::in_cache(cache_type<T> &cache) const
{
return index_ == -1 ? false : cache.get_element(index_).loaded;
return index_ < 0 ? false : cache.get_element(index_).loaded;
}
template <typename T>
const T &locator::locate_in_cache(cache_type<T> &cache) const
{
static T dummy;
return index_ == -1 ? dummy : cache.get_element(index_).item;
return index_ < 0 ? dummy : cache.get_element(index_).item;
}
template <typename T>
void locator::add_to_cache(cache_type<T> &cache, const T &data) const
{
if (index_ != -1 ) cache.get_element(index_) = cache_item<T>(data);
if (index_ >= 0)
cache.get_element(index_) = cache_item<T>(data);
}
}