protected override ExecuteResult <int> DoCommit(int retry = 0)
{
if (Committed)
{
return(ExecuteResult <int> .CreateFaile(0, "已提交"));
}
try
{
var result = this.Context.SaveChanges();
this.Committed = true;
return(ExecuteResult <int> .CreateSuccess(result, "提交成功"));
}
catch (Exception ex)
{
YmatouLoggingService.Warning("执行失败 {0}，重试 {1} 次", ex.ToString(), retry);
//重试
//return RetryUtility.RetryAction2(() =>
// {
// var result = this.Context.SaveChanges();
// this.Committed = true;
// return Tuple.Create<ExecuteResult<int>, bool>(new ExecuteResult<int>(true, null, result), result > 0);
// }, retry, 3000).Item1;
//RetryUtility.RetryAction2(() => System.Tuple.Create<ExecuteResult<int>, bool>(new ExecuteResult<int>(true, null, 0), true), 1000);
return(new ExecuteResult <int>(true, null, 0));
}
}
protected override ExecuteResult <Task <int> > DoAsyncCommit(int retry = 0)
{
if (Committed)
{
return(ExecuteResult <Task <int> > .CreateFaile(Task.Factory.StartNew(() => 0), "已提交"));
}
try
{
var result = this.Context.SaveChangesAsync();
Committed = true;
return(ExecuteResult <Task <int> > .CreateSuccess(result, "提交成功"));
}
catch (Exception ex)
{
ExecuteResult <bool> .CreateFaile(false, ex.Message);
return(ExecuteResult <Task <int> > .CreateFaile(Task.Factory.StartNew(() => 0), ex.Message));
}
}
public ExecuteResult <int> Commit(int retry = 0, bool lockd = false)
{
var tmpRetry = retry;
var fail = false;
var result = 0;
do
{
try
{
result = base.SaveChanges();
fail = false;
YmatouLoggingService.Debug("Db Context Commit {0}", result);
return(ExecuteResult <int> .CreateSuccess(result, "提交成功"));
}
catch (DbEntityValidationException ex)
{
ex.EntityValidationErrors.Each(_e =>
{
var errs = _e.Entry.GetValidationResult().ValidationErrors.ValidationErrorAppendToString();
YmatouLoggingService.Error("entity：{0}，Validation fail：{1}", _e.Entry.Entity.GetType().Name,
errs);
});
return(ExecuteResult <int> .CreateFaile(0, "Db Context Commit fail"));
}
catch (DbUpdateConcurrencyException ex)
{
fail = true;
ex.Entries
.Each(entry =>
{
if (entry != null)
{
if (entry.State == EntityState.Added || entry.State == EntityState.Modified)
{
//Context中实体的值覆盖db中实体的值
var currentVal = entry.CurrentValues; //当前值
var dbVal = entry.GetDatabaseValues();
//获取数据库中的值
entry.OriginalValues.SetValues(dbVal);
//entry.CurrentValues.SetValues(dbVal.Clone());
entry.State = EntityState.Modified;
}
else
{
//数据库中的覆盖entity中的值
entry.Reload();
}
}
}, errorHandler: err =>
{
YmatouLoggingService.Error("重试异常 {0}", err.ToString());
});
var _ex = ex.GetBaseException() as SqlException;
if (_ex != null && (_ex.Number == 2627 || _ex.Number == 515))
{
YmatouLoggingService.Debug("EFUnitOfWork DbUpdateConcurrencyException repeat insert,{0}",
_ex.Message);
}
else
{
YmatouLoggingService.Error(
"EFUnitOfWork DbUpdateConcurrencyException entity : {0}，err:{1}，重试 {2} 次",
ex.Entries.TrySerializeEntity(),
ex.ToString(), tmpRetry);
}
}
// catch (DbUpdateException ex)
// {
// fail = true;
// result = -1;
// var _ex = ex.GetBaseException() as SqlException;
// if (_ex != null && (_ex.Number == 2627 || _ex.Number == 515))
// YmatouLoggingService.Debug("EFUnitOfWork DbUpdateException repeat insert,{0}", _ex.Message);
// else
// YmatouLoggingService.Error("EFUnitOfWork DbUpdateException entity : {0}，err:{1}，重试 {2} 次",
// ex.Entries.TrySerializeEntity(),
// ex.ToString(), tmpRetry);
// throw;
// }
} while (fail && tmpRetry-- > 0);
return(new ExecuteResult <int>(fail == false, fail == false ? "执行成功" : "更新失败", result));
}
public async Task <ExecuteResult <int> > AsyncCommit(int retry = 0)
{
var tmpRetry = retry;
bool fail;
var result = 0;
do
{
try
{
result = await base.SaveChangesAsync().ConfigureAwait(false);
fail = false;
return(await Task.Factory.StartNew(() => ExecuteResult <int> .CreateSuccess(result, "已提交")));
}
catch (DbEntityValidationException ex)
{
ex.EntityValidationErrors.Each(_e =>
{
var errs = _e.Entry.GetValidationResult().ValidationErrors.ValidationErrorAppendToString();
YmatouLoggingService.Error("实体：{0}，验证错误：{1}", _e.Entry.Entity.GetType().Name, errs);
});
return(ExecuteResult <int> .CreateFaile(0, "提交失败"));
}
catch (DbUpdateConcurrencyException ex)
{
fail = true;
ex.Entries.Each(entry =>
{
if (entry != null)
{
if (entry.State == EntityState.Added || entry.State == EntityState.Modified)
{
//Context中实体的值覆盖db中实体的值
var currentVal = entry.CurrentValues; //当前值
var dbVal = entry.GetDatabaseValues(); //获取数据库中的值
entry.OriginalValues.SetValues(dbVal);
entry.CurrentValues.SetValues(dbVal.Clone());
entry.State = EntityState.Modified;
}
else
{
//数据库中的覆盖entity中的值
entry.Reload();
}
}
});
var _ex = ex.GetBaseException() as SqlException;
if (_ex != null && (_ex.Number == 2627 || _ex.Number == 515))
{
YmatouLoggingService.Debug("EFUnitOfWork DbUpdateConcurrencyException repeat insert,{0}", _ex.Message);
}
else
{
YmatouLoggingService.Error("EFUnitOfWork DbUpdateConcurrencyException entity : {0}，err:{1}，重试 {2} 次", ex.Entries.TrySerializeEntity(),
ex.ToString(), tmpRetry);
}
}
// catch (DbUpdateException ex)
// {
// fail = true;
// var _ex = ex.GetBaseException() as SqlException;
// if (_ex != null && (_ex.Number == 2627 || _ex.Number == 515))
// YmatouLoggingService.Debug("EFUnitOfWork DbUpdateException repeat insert,{0}", _ex.Message);
// else
// YmatouLoggingService.Error("EFUnitOfWork DbUpdateException entity : {0}，err:{1}，重试 {2} 次",
// ex.Entries.TrySerializeEntity(),
// ex.ToString(), tmpRetry);
// }
} while (fail && tmpRetry-- > 0);
return(await Task.Factory.StartNew(() => new ExecuteResult <int>(fail == false, fail == false ? "执行成功" : "提交失败", result)));
}
