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- 修复 DbContext DbSet 属性初始并发时未触发 OnModelCreating；#1333

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This commit is contained in:
2881099 2022-11-13 23:07:49 +08:00
parent bb57b1ffd2
commit fe5a8fc355
1 changed files with 18 additions and 9 deletions
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27
FreeSql.DbContext/DbContext/DbContext.cs
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@ -83,20 +83,29 @@ namespace FreeSql
#region Set
static ConcurrentDictionary<Type, NativeTuple<PropertyInfo[], bool>> _dicGetDbSetProps = new ConcurrentDictionary<Type, NativeTuple<PropertyInfo[], bool>>();
static object _lockOnModelCreating = new object();
internal void InitPropSets()
{
var thisType = this.GetType();
var dicval = _dicGetDbSetProps.GetOrAdd(thisType, tp =>
NativeTuple.Create(
tp.GetProperties(BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Public)
.Where(a => a.PropertyType.IsGenericType &&
a.PropertyType == typeof(DbSet<>).MakeGenericType(a.PropertyType.GetGenericArguments()[0])).ToArray(),
false));
if (dicval.Item2 == false)
var isOnModelCreating = false;
if (_dicGetDbSetProps.TryGetValue(thisType, out var dicval) == false)
{
if (_dicGetDbSetProps.TryUpdate(thisType, NativeTuple.Create(dicval.Item1, true), dicval))
OnModelCreating(OrmOriginal.CodeFirst);
lock (_lockOnModelCreating)
{
if (_dicGetDbSetProps.TryGetValue(thisType, out dicval) == false)
{
dicval = NativeTuple.Create(
thisType.GetProperties(BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Public)
.Where(a => a.PropertyType.IsGenericType &&
a.PropertyType == typeof(DbSet<>).MakeGenericType(a.PropertyType.GetGenericArguments()[0])).ToArray(),
false);
_dicGetDbSetProps.TryAdd(thisType, dicval);
isOnModelCreating = true;
}
}
}
if (isOnModelCreating)
OnModelCreating(OrmOriginal.CodeFirst);
foreach (var prop in dicval.Item1)
{