-
Notifications
You must be signed in to change notification settings - Fork 0
/
DapperExProvider.cs
108 lines (99 loc) · 3.94 KB
/
DapperExProvider.cs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
using System;
using System.Data;
using System.Data.SqlClient;
using System.Threading.Tasks;
using System.Transactions;
namespace DapperEx
{
public abstract class DapperExProvider
{
private readonly string _connectionString;
protected DapperExProvider(string connectionString)
{
_connectionString = connectionString;
}
protected T WithConnection<T>(Func<IDbConnection, T> getData)
{
try
{
using (var connection = new SqlConnection(_connectionString))
{
connection.Open(); // synchronously open a connection to the database
return getData(connection); // synchronously execute getData, which has been passed in as a Func<IDBConnection, Task<T>>
}
}
catch (TimeoutException ex)
{
throw new Exception($"{GetType().FullName}.WithConnection() experienced a SQL timeout", ex);
}
catch (SqlException ex)
{
throw new Exception($"{GetType().FullName}.WithConnection() experienced a SQL exception (not a timeout)", ex);
}
}
protected async Task<T> WithConnectionAsync<T>(Func<IDbConnection, Task<T>> getData)
{
try
{
using (var connection = new SqlConnection(_connectionString))
{
await connection.OpenAsync(); // Asynchronously open a connection to the database
return await getData(connection); // Asynchronously execute getData, which has been passed in as a Func<IDBConnection, Task<T>>
}
}
catch (TimeoutException ex)
{
throw new Exception($"{GetType().FullName}.WithConnection() experienced a SQL timeout", ex);
}
catch (SqlException ex)
{
throw new Exception($"{GetType().FullName}.WithConnection() experienced a SQL exception (not a timeout)", ex);
}
}
protected async Task WithConnectionAsync(Func<IDbConnection, Task> getData)
{
try
{
using (var connection = new SqlConnection(_connectionString))
{
await connection.OpenAsync(); // Asynchronously open a connection to the database
await getData(connection); // Asynchronously execute getData, which has been passed in as a Func<IDBConnection, Task>
}
}
catch (TimeoutException ex)
{
throw new Exception($"{GetType().FullName}.WithConnection() experienced a SQL timeout", ex);
}
catch (SqlException ex)
{
throw new Exception($"{GetType().FullName}.WithConnection() experienced a SQL exception (not a timeout)", ex);
}
}
protected async Task WithTransactedConnectionAsync(Func<IDbConnection, Task> getData)
{
using (var scope = new TransactionScope(TransactionScopeAsyncFlowOption.Enabled))
{
await WithConnectionAsync(getData);
scope.Complete();
}
}
protected async Task<T> WithTransactedConnectionAsync<T>(Func<IDbConnection, Task<T>> getData)
{
using (var scope = new TransactionScope(TransactionScopeAsyncFlowOption.Enabled))
{
var result = await WithConnectionAsync(getData);
scope.Complete();
return result;
}
}
protected T WithTransactedConnection<T>(Func<IDbConnection, T> getData)
{
using (var scope = new TransactionScope(TransactionScopeAsyncFlowOption.Enabled))
{
var result = WithConnection(getData);
scope.Complete();
return result;
}
}
}
}