/// <summary>
/// Method for get a cache value, Throw exception if has a Miss
/// </summary>
/// <param name="tag"></param>
/// <returns></returns>
public int ReadCacheValue(string tag)
{
int value;
int position = Convert.ToInt32(tag, 2) % 2;
CacheBlock temp = memoryCache[position];
if (temp.Tag == "")
{
throw new ColdMissCacheException();
}
else if (temp.Tag == tag)
{
if (temp.State == "I")
{
throw new InvalidMissCacheException();
}
else
{
value = temp.Value;
}
}
else
{
throw new CorrespondenceMissCacheException();
}
return(value);
}
/// <summary>
/// Validate if the position a tag given is in the Cache
/// </summary>
/// <param name="position"></param>
/// <param name="tag"></param>
/// <returns></returns>
public bool ExistCacheValue(string tag)
{
bool result;
int position = Convert.ToInt32(tag, 2) % 2;
CacheBlock temp = memoryCache[position];
result = (temp.Tag == tag) ? true : false;
return(result);
}
/// <summary>
/// Initialize de Cache (Cold Cache)
/// </summary>
public void InitializeCache()
{
memoryCache = new List <CacheBlock>();
for (int i = 0; i < NUMBLOCKS; i++)
{
CacheBlock block = new CacheBlock()
{
State = "I",
Tag = "",
Value = 0
};
memoryCache.Add(block);
}
}
