/// <summary>
/// 停止计时器队列的运行
/// </summary>
/// <param name="queue">计时器队列</param>
public void Cancel(ITimerQueue queue)
{
var timerQueue = queue as TimerQueue;
Guard.NotNull(timerQueue, "timerQueue");
executeList.Remove(timerQueue);
}
public void RemoveTest()
{
int num = 50000;
var list = new SortSet <int, int>();
var lst = new List <int>();
var rand = new System.Random();
for (var i = 0; i < num; i++)
{
var val = rand.Next();
lst.Add(val);
list.Add(val, val);
}
foreach (int n in lst)
{
list.Remove(n);
}
foreach (var val in list)
{
Assert.Fail();
if (val < 0)
{
}
}
if (list.Count != 0)
{
Assert.Fail();
}
}
public void TestRandValue()
{
var sortSets = new SortSet <int, int>();
var random = new Random();
for (var i = 1000; i >= 1; i--)
{
sortSets.Add(i, random.Next(0, 1000));
}
for (var i = 1; i <= 1000; i++)
{
if (sortSets.Remove(i))
{
continue;
}
Assert.Fail("can not remove i : " + i);
}
Assert.AreEqual(0, sortSets.Count);
foreach (var sortSet in sortSets)
{
Assert.Fail();
}
}
public void TestIterationsDeleted()
{
var master = new SortSet <int, int>(0.25, 32);
for (var i = 0; i < 100; i++)
{
master.Add(i, i);
}
var assertList = new List <int>()
{
0, 10, 20, 30, 40, 50, 60, 70, 80, 90
};
var tmpList = new List <int>();
foreach (var i in master)
{
tmpList.Add(i);
master.Remove(i);
master.Remove(i + 1);
master.Remove(i + 2);
master.Remove(i + 3);
master.Remove(i + 4);
master.Remove(i + 5);
master.Remove(i + 6);
master.Remove(i + 7);
master.Remove(i + 8);
master.Remove(i + 9);
}
var n = 0;
foreach (var v in tmpList)
{
Assert.AreEqual(assertList[n++], v);
}
Assert.AreEqual(assertList.Count, tmpList.Count);
}
public void RemoveNotExistsElementTest()
{
var master = new SortSet <int, int>(0.25, 32);
master.Add(10, 10);
master.Add(90, 10);
master.Add(20, 10);
master.Add(80, 10);
if (master.Remove(8888))
{
Assert.Fail();
}
}
/// <inheritdoc />
public bool GC(int ttl, int maxSize)
{
if (!Enable)
{
return(false);
}
cacheCollected = true;
var candidates = new SortSet <IMetaData, DateTime>();
var directories = new Queue <string>();
void AddCandidate(string file)
{
var meta = fileSystem.GetMetaData(file);
candidates.Add(meta, meta.LastAccessTime);
}
if (!fileSystem.Exists(CacheDirectory, FileSystemOptions.Directory))
{
return(true);
}
var contents = fileSystem.GetContents(CacheDirectory);
Array.ForEach(contents.GetDirectories(), directories.Enqueue);
Array.ForEach(contents.GetFiles(), AddCandidate);
while (directories.Count > 0)
{
#pragma warning disable S4158 // bug: Empty collections should not be accessed or iterated
contents = fileSystem.GetContents(directories.Dequeue());
#pragma warning restore S4158
Array.ForEach(contents.GetDirectories(), directories.Enqueue);
Array.ForEach(contents.GetFiles(), AddCandidate);
}
var freeSpace = 0L;
var deletedFiles = 0;
// gc with ttl.
var expire = DateTime.Now.AddSeconds(-ttl);
foreach (var candidate in candidates)
{
if (candidate.LastAccessTime >= expire)
{
// The sorset will have sorted the modification time.
break;
}
fileSystem.Delete(candidate.Path);
candidates.Remove(candidate);
freeSpace += candidate.Size;
deletedFiles++;
}
void PromptFree()
{
io.WriteError($"Cache garbage collection completed, delete {deletedFiles} files, free {AbstractHelper.FormatMemory(freeSpace)} space.");
}
// gc with maxSize
var totalSize = fileSystem.GetMetaData(CacheDirectory).Size;
if (totalSize < maxSize)
{
PromptFree();
return(true);
}
foreach (var candidate in candidates)
{
if (totalSize < maxSize)
{
break;
}
fileSystem.Delete(candidate.Path);
totalSize -= candidate.Size;
freeSpace += candidate.Size;
deletedFiles++;
}
PromptFree();
return(true);
}
/// <summary>
/// 转换到指定目标并且删除
/// </summary>
/// <typeparam name="T">类型</typeparam>
/// <param name="sortset">有序集</param>
/// <param name="obj">对象</param>
/// <returns>是否成功</returns>
private bool ConvertAndRemove <T>(SortSet <T, int> sortset, object obj) where T : class
{
var ele = obj as T;
return(ele != null && sortset.Remove(ele));
}