/// <summary>
/// 使用TransactionScope封装事务[基本方法]
/// </summary>
/// <param name="method"></param>
/// <param name="error"></param>
/// <returns></returns>
public bool PackageTrans(TransMethod method, out string error)
{
error = "";
using (var trans = new TransactionScope())
{
CallContext.SetData(Base.UseTransactionScopeName, true);
try
{
var a = method(out error);
if (!a)
{
CallContext.SetData(Base.UseTransactionScopeName, false);
return(false);
}
trans.Complete();
}
catch (Exception ero)
{
CallContext.SetData(Base.UseTransactionScopeName, false);
error = "提交事务时发生错误:" + ero.Message;
return(false);
}
}
CallContext.SetData(Base.UseTransactionScopeName, false);
return(true);
}
bool PackageTrans(DbContextInner dbContext, TransMethod method, out string error, System.Data.IsolationLevel isolationLevel = System.Data.IsolationLevel.ReadCommitted)
{
error = "";
var db = DBExtendFactory.CreateDBExtend(dbContext);
db.BeginTran(isolationLevel);
bool result;
try
{
result = method(out error);
if (!result)
{
db.RollbackTran();
return(false);
}
db.CommitTran();
}
catch (Exception ero)
{
error = "提交事务时发生错误:" + ero.Message;
db.RollbackTran();
return(false);
}
return(result);
}
/// <summary>
/// 使用DbTransaction封装事务,不能跨库
/// 请将数据访问对象写在方法体内
/// </summary>
/// <param name="method"></param>
/// <param name="error"></param>
/// <returns></returns>
public bool PackageTrans2(TransMethod method, out string error)
{
error = "";
CallContext.SetData("_BeginTransContext", true);
var db = GetDBExtend(true);
db.BeginTran();
try
{
var a = method(out error);
if (!a)
{
db.RollbackTran();
CallContext.SetData("_BeginTransContext", false);
return(false);
}
db.CommitTran();
}
catch (Exception ero)
{
error = "提交事务时发生错误:" + ero.Message;
db.RollbackTran();
CallContext.SetData("_BeginTransContext", false);
return(false);
}
CallContext.SetData("_BeginTransContext", false);
return(true);
}
// zaridi transformaci polygonu pri cteni
public BoxTrans(IPolygonReader polygon, TransMethod transfuncs)
{
if (polygon == null)
{
throw (new ArgumentNullException("BoxTrans(polygon,..)"));
}
if (transfuncs == null)
{
throw (new ArgumentNullException("BoxTrans(..,transfuncs)"));
}
myPoly = polygon;
d_Trans = transfuncs;
}
/// <summary>
/// 使用DbTransaction封装事务,不能跨库
/// 请将数据访问对象写在方法体内
/// 可嵌套调用
/// </summary>
/// <param name="method"></param>
/// <param name="error"></param>
/// <returns></returns>
public bool PackageTrans2(TransMethod method, out string error)
{
error = "";
var _useCRLContext = CallContext.GetData <bool>(Base.UseCRLContextFlagName);//事务已开启,内部事务不用处理
using (var context = new CRLDbConnectionScope())
{
var db = GetDBExtend();
if (!_useCRLContext)
{
db.BeginTran();
}
bool result;
try
{
result = method(out error);
if (!_useCRLContext)
{
if (!result)
{
db.RollbackTran();
CallContext.SetData(Base.UseCRLContextFlagName, false);
return(false);
}
db.CommitTran();
}
}
catch (Exception ero)
{
error = "提交事务时发生错误:" + ero.Message;
if (!_useCRLContext)
{
db.RollbackTran();
CallContext.SetData(Base.UseCRLContextFlagName, false);
}
return(false);
}
if (!_useCRLContext)
{
CallContext.SetData(Base.UseCRLContextFlagName, false);
}
return(result);
}
}
/// <summary>
/// 使用TransactionScope封装事务[基本方法]
/// </summary>
/// <param name="method"></param>
/// <param name="error"></param>
/// <returns></returns>
public bool PackageTrans(TransMethod method, out string error)
{
error = "";
using (var trans = new TransactionScope())
{
try
{
var a = method(out error);
if (!a)
{
return(false);
}
trans.Complete();
}
catch (Exception ero)
{
error = "提交事务时发生错误:" + ero.Message;
return(false);
}
}
return(true);
}
/// <summary>
/// 使用DbTransaction封装事务(不推荐)
/// </summary>
/// <param name="db"></param>
/// <param name="method"></param>
/// <param name="error"></param>
/// <returns></returns>
public bool PackageTrans2(AbsDBExtend db, TransMethod method, out string error)
{
error = "";
db.BeginTran();
try
{
var a = method(out error);
if (!a)
{
db.RollbackTran();
return(false);
}
db.CommitTran();
}
catch (Exception ero)
{
error = "提交事务时发生错误:" + ero.Message;
db.RollbackTran();
return(false);
}
return(true);
}