/// <summary>
/// 监测
/// </summary>
/// <param name="caches"></param>
/// <param name="timeLen"></param>
/// <returns></returns>
private void ProcessValidate(CacheEntity[] caches, int timeLen, Dictionary <int, int> index, ReaderWriterLockSlim lockSlim)
{
//如果是大数据量，要考虑设置Parallel线程
DateTime cur = DateTime.Now;
lockSlim.EnterWriteLock();
try
{
Parallel.For(0, PageCacheNum, (i, loopState) =>
{
CacheEntity entity = caches[i];
if (entity == null)
{
loopState.Break();
return;
}
else
{
if ((cur - entity.DateTime).TotalMinutes > timeLen)
{
index.Remove(entity.PageNum);
caches[i] = null;
}
}
});
}
finally
{
lockSlim.ExitWriteLock();
}
}
/// <summary>
/// 添加分页缓存
/// </summary>
/// <param name="pageNum">页号</param>
/// <param name="data">数据</param>
public DataTable Add(int pageNum, DataTable data)
{
lockDt.EnterWriteLock();
DataTable table = null;
try
{
int curIndex = Interlocked.Increment(ref dtIndex) % PageCacheNum;
if (m_tables[curIndex] != null)
{
dicDtIndex.Remove(m_tables[curIndex].PageNum);
table = m_tables[curIndex].DataTable;
}
m_tables[curIndex] = new CacheEntity(data, pageNum);
dicDtIndex[pageNum] = curIndex;
}
finally
{
lockDt.ExitWriteLock();
}
return(table);
}
/// <summary>
/// 分页数据缓存
/// </summary>
/// <param name="pageNum">分页页号</param>
/// <param name="model">Model数据</param>
public List <object> Add(int pageNum, List <object> model)
{
lockmodel.EnterWriteLock();
List <object> list = null;
try
{
int curIndex = Interlocked.Increment(ref modelIndex) % PageCacheNum;
if (m_models[curIndex] != null)
{
dicModelIndex.Remove(m_models[curIndex].PageNum);
list = m_models[curIndex].Model;
}
m_models[curIndex] = new CacheEntity(model, pageNum);
dicModelIndex[pageNum] = curIndex;
}
finally
{
lockmodel.ExitWriteLock();
}
return(list);
}