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b7245aac
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b7245aac
编写于
6月 01, 2011
作者:
M
mgravell
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
auto-magic if we are given a sequence of parameter values
上级
236a948d
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
65 addition
and
15 deletion
+65
-15
Dapper/SqlMapper.cs
Dapper/SqlMapper.cs
+56
-15
Tests/Tests.cs
Tests/Tests.cs
+9
-0
未找到文件。
Dapper/SqlMapper.cs
浏览文件 @
b7245aac
...
...
@@ -143,7 +143,7 @@ public override bool Equals(object obj)
private
readonly
int
hashCode
;
private
readonly
Type
type
;
private
readonly
string
connectionString
;
private
readonly
Type
parametersType
;
internal
readonly
Type
parametersType
;
public
override
int
GetHashCode
()
{
return
hashCode
;
...
...
@@ -171,9 +171,49 @@ public bool Equals(Identity other)
#endif
)
{
var
identity
=
new
Identity
(
sql
,
cnn
,
null
,
param
==
null
?
null
:
param
.
GetType
(),
null
);
var
info
=
GetCacheInfo
(
param
,
identity
);
return
ExecuteCommand
(
cnn
,
transaction
,
sql
,
info
.
ParamReader
,
param
,
commandTimeout
,
commandType
);
IEnumerable
multiExec
=
(
object
)
param
as
IEnumerable
;
Identity
identity
;
CacheInfo
info
;
if
(
multiExec
!=
null
&&
!(
multiExec
is
string
))
{
// we actually want a T from IEnumerable<T>
var
interfaces
=
multiExec
.
GetType
().
GetInterfaces
();
var
openType
=
typeof
(
IEnumerable
<>);
Type
foundType
=
null
;
for
(
int
i
=
0
;
i
<
interfaces
.
Length
;
i
++)
{
if
(
interfaces
[
i
].
IsGenericType
&&
interfaces
[
i
].
GetGenericTypeDefinition
()
==
openType
)
{
// implementing more than one T is self-inflicted
foundType
=
interfaces
[
i
].
GetGenericArguments
()[
0
];
identity
=
new
Identity
(
sql
,
cnn
,
null
,
foundType
,
null
);
info
=
GetCacheInfo
(
identity
);
using
(
var
cmd
=
SetupCommand
(
cnn
,
transaction
,
sql
,
null
,
null
,
commandTimeout
,
commandType
))
{
bool
isFirst
=
true
;
var
masterSql
=
cmd
.
CommandText
;
var
reader
=
info
.
ParamReader
;
int
total
=
0
;
foreach
(
var
obj
in
multiExec
)
{
if
(
isFirst
)
{
isFirst
=
false
;
}
else
{
cmd
.
CommandText
=
masterSql
;
// because we do magic replaces on "in" etc
cmd
.
Parameters
.
Clear
();
// current code is Add-tastic
}
reader
(
cmd
,
obj
);
total
+=
cmd
.
ExecuteNonQuery
();
}
return
total
;
}
}
}
}
// nice and simple
identity
=
new
Identity
(
sql
,
cnn
,
null
,
(
object
)
param
==
null
?
null
:
((
object
)
param
).
GetType
(),
null
);
info
=
GetCacheInfo
(
identity
);
return
ExecuteCommand
(
cnn
,
transaction
,
sql
,
info
.
ParamReader
,
(
object
)
param
,
commandTimeout
,
commandType
);
}
#if !CSHARP30
/// <summary>
...
...
@@ -210,14 +250,14 @@ public static IEnumerable<dynamic> Query(this IDbConnection cnn, string sql, dyn
)
{
var
identity
=
new
Identity
(
sql
,
cnn
,
typeof
(
GridReader
),
param
==
null
?
null
:
param
.
GetType
(),
null
);
var
info
=
GetCacheInfo
(
param
,
identity
);
Identity
identity
=
new
Identity
(
sql
,
cnn
,
typeof
(
GridReader
),
(
object
)
param
==
null
?
null
:
((
object
)
param
)
.
GetType
(),
null
);
CacheInfo
info
=
GetCacheInfo
(
identity
);
IDbCommand
cmd
=
null
;
IDataReader
reader
=
null
;
try
{
cmd
=
SetupCommand
(
cnn
,
transaction
,
sql
,
info
.
ParamReader
,
param
,
commandTimeout
,
commandType
);
cmd
=
SetupCommand
(
cnn
,
transaction
,
sql
,
info
.
ParamReader
,
(
object
)
param
,
commandTimeout
,
commandType
);
reader
=
cmd
.
ExecuteReader
();
return
new
GridReader
(
cmd
,
reader
);
}
...
...
@@ -235,7 +275,7 @@ public static IEnumerable<dynamic> Query(this IDbConnection cnn, string sql, dyn
private
static
IEnumerable
<
T
>
QueryInternal
<
T
>(
this
IDbConnection
cnn
,
string
sql
,
object
param
,
IDbTransaction
transaction
,
int
?
commandTimeout
,
CommandType
?
commandType
)
{
var
identity
=
new
Identity
(
sql
,
cnn
,
typeof
(
T
),
param
==
null
?
null
:
param
.
GetType
(),
null
);
var
info
=
GetCacheInfo
(
param
,
identity
);
var
info
=
GetCacheInfo
(
identity
);
using
(
var
cmd
=
SetupCommand
(
cnn
,
transaction
,
sql
,
info
.
ParamReader
,
param
,
commandTimeout
,
commandType
))
{
...
...
@@ -319,10 +359,10 @@ class DontMap {}
static
IEnumerable
<
TReturn
>
MultiMapImpl
<
TFirst
,
TSecond
,
TThird
,
TFourth
,
TFifth
,
TReturn
>(
this
IDbConnection
cnn
,
string
sql
,
object
map
,
object
param
,
IDbTransaction
transaction
,
string
splitOn
,
int
?
commandTimeout
,
CommandType
?
commandType
)
{
var
identity
=
new
Identity
(
sql
,
cnn
,
typeof
(
TFirst
),
param
==
null
?
null
:
param
.
GetType
(),
new
[]
{
typeof
(
TFirst
),
typeof
(
TSecond
),
typeof
(
TThird
),
typeof
(
TFourth
),
typeof
(
TFifth
)
});
var
info
=
GetCacheInfo
(
param
,
identity
);
Identity
identity
=
new
Identity
(
sql
,
cnn
,
typeof
(
TFirst
),
(
object
)
param
==
null
?
null
:
((
object
)
param
)
.
GetType
(),
new
[]
{
typeof
(
TFirst
),
typeof
(
TSecond
),
typeof
(
TThird
),
typeof
(
TFourth
),
typeof
(
TFifth
)
});
CacheInfo
info
=
GetCacheInfo
(
identity
);
using
(
var
cmd
=
SetupCommand
(
cnn
,
transaction
,
sql
,
info
.
ParamReader
,
param
,
commandTimeout
,
commandType
))
using
(
var
cmd
=
SetupCommand
(
cnn
,
transaction
,
sql
,
info
.
ParamReader
,
(
object
)
param
,
commandTimeout
,
commandType
))
{
using
(
var
reader
=
cmd
.
ExecuteReader
())
{
...
...
@@ -435,23 +475,24 @@ class DontMap {}
}
}
private
static
CacheInfo
GetCacheInfo
(
object
param
,
Identity
identity
)
private
static
CacheInfo
GetCacheInfo
(
Identity
identity
)
{
CacheInfo
info
;
if
(!
TryGetQueryCache
(
identity
,
out
info
))
{
info
=
new
CacheInfo
();
if
(
param
!=
null
)
if
(
identity
.
parametersType
!=
null
)
{
if
(
param
is
IDynamicParameters
)
if
(
typeof
(
IDynamicParameters
).
IsAssignableFrom
(
identity
.
parametersType
)
)
{
info
.
ParamReader
=
(
cmd
,
obj
)
=>
{
(
obj
as
IDynamicParameters
).
AddParameter
(
cmd
);
};
}
else
{
info
.
ParamReader
=
CreateParamInfoGenerator
(
param
.
GetType
()
);
info
.
ParamReader
=
CreateParamInfoGenerator
(
identity
.
parametersType
);
}
}
SetQueryCache
(
identity
,
info
);
}
return
info
;
}
...
...
Tests/Tests.cs
浏览文件 @
b7245aac
...
...
@@ -181,6 +181,15 @@ public void TestExecuteCommand()
drop table #t"
,
new
{
a
=
1
,
b
=
2
}).
IsEqualTo
(
2
);
}
public
void
TestExecuteMultipleCommand
()
{
connection
.
Execute
(
"create table #t(i int)"
);
int
tally
=
connection
.
Execute
(
@"insert #t (i) values(@a)"
,
new
[]
{
new
{
a
=
1
},
new
{
a
=
2
},
new
{
a
=
3
},
new
{
a
=
4
}
});
int
sum
=
connection
.
Query
<
int
>(
"select sum(i) from #t drop table #t"
).
First
();
tally
.
IsEqualTo
(
4
);
sum
.
IsEqualTo
(
10
);
}
public
void
TestMassiveStrings
()
{
var
str
=
new
string
(
'X'
,
20000
);
...
...
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