static void Main(string[] args)
{
var ib = new IdleBus(TimeSpan.FromSeconds(10));
ib.Notice += (_, e2) =>
{
if (e2.NoticeType == IdleBus <IDisposable> .NoticeType.AutoCreate ||
e2.NoticeType == IdleBus <IDisposable> .NoticeType.AutoRelease)
{
var log = $"[{DateTime.Now.ToString("HH:mm:ss")}] 线程{Thread.CurrentThread.ManagedThreadId}：{e2.Log}";
//Trace.WriteLine(log);
Console.WriteLine(log);
}
};
var testkey1 = ib.Exists("key1");
ib
.Register("key1", () => new ManualResetEvent(false))
.Register("key2", () => new AutoResetEvent(false));
var testkey2 = ib.Exists("key1");
for (var a = 3; a < 2000; a++)
{
ib.Register("key" + a, () => new System.Data.SqlClient.SqlConnection());
}
for (var a = 1; a < 2000; a++)
{
ib.Get("key" + a);
}
var now = DateTime.Now;
int counter = 100 * 1000;
for (var k = 0; k < 100; k++)
{
new Thread(() =>
{
var rnd = new Random();
for (var a = 0; a < 1000; a++)
{
for (var l = 0; l < 10; l++)
{
ib.Get("key" + rnd.Next(1, 2000));
}
if (Interlocked.Decrement(ref counter) <= 0)
{
Console.WriteLine($"测试完成，100线程并发 ib.Get() 获取100万次，耗时：{DateTime.Now.Subtract(now).TotalMilliseconds}ms");
}
}
}).Start();
}
Console.ReadKey();
ib.Dispose();
}
/// <summary>
/// 获得FreeSql实例
/// </summary>
/// <param name="ib"></param>
/// <param name="serviceProvider"></param>
/// <returns></returns>
public static IFreeSql GetFreeSql(this IdleBus <IFreeSql> ib, IServiceProvider serviceProvider)
{
var user = serviceProvider.GetRequiredService <IUser>();
var appConfig = serviceProvider.GetRequiredService <AppConfig>();
if (appConfig.Tenant && user.DataIsolationType == DataIsolationType.OwnDb && user.TenantId.HasValue)
{
var tenantName = "tenant_" + user.TenantId.ToString();
var exists = ib.Exists(tenantName);
if (!exists)
{
var dbConfig = serviceProvider.GetRequiredService <DbConfig>();
//查询租户数据库信息
var freeSql = serviceProvider.GetRequiredService <IFreeSql>();
var tenantRepository = freeSql.GetRepository <TenantEntity>();
var tenant = tenantRepository.Select.DisableGlobalFilter("Tenant").WhereDynamic(user.TenantId).ToOne <CreateFreeSqlTenantDto>();
var timeSpan = tenant.IdleTime.HasValue && tenant.IdleTime.Value > 0 ? TimeSpan.FromMinutes(tenant.IdleTime.Value) : TimeSpan.MaxValue;
ib.TryRegister(tenantName, () => CreateFreeSql(user, appConfig, dbConfig, tenant), timeSpan);
}
return(ib.Get(tenantName));
}
else
{
var freeSql = serviceProvider.GetRequiredService <IFreeSql>();
return(freeSql);
}
}
/// <summary>
/// 检查库
/// </summary>
/// <param name="key">库标识</param>
private void Check(TKey key)
{
if (!Options.KeyOptionsCollection.ContainsKey(key))
{
var ex = new FreeSqlException($"库 {key} 不存在.");
if (!Options.UseIdleBus)
{
Notice(null, new IdleBus <TKey, IFreeSql> .NoticeEventArgs(
IdleBus <TKey, IFreeSql> .NoticeType.Get,
key,
ex,
$"{key} 实例获取失败."));
}
throw ex;
}
if (Options.UseIdleBus ? !IdleBus.Exists(key) : !Dic.ContainsKey(key))
{
Register(key);
}
}
/// <summary> /// 判断临时任务是否存在 /// </summary> /// <param name="id"></param> /// <returns></returns> public bool ExistsTempTask(string id) => _tasks.ContainsKey(id) == false && _ib.Exists(id);