1
|
|
#region Copyright
|
2
|
|
|
3
|
|
|
4
|
|
|
5
|
|
|
6
|
|
|
7
|
|
|
8
|
|
|
9
|
|
|
10
|
|
|
11
|
|
|
12
|
|
|
13
|
|
|
14
|
|
|
15
|
|
|
16
|
|
|
17
|
|
#endregion
|
18
|
|
|
19
|
|
using System;
|
20
|
|
using System.Collections;
|
21
|
|
using Seasar.Extension.ADO;
|
22
|
|
using Seasar.Extension.ADO.Impl;
|
23
|
|
|
24
|
|
namespace Seasar.Dao.Impl
|
25
|
|
{
|
26
|
|
public class DaoMetaDataFactoryImpl : IDaoMetaDataFactory
|
27
|
|
{
|
28
|
|
private Hashtable daoMetaDataCache = new Hashtable();
|
29
|
|
private IDataSource dataSource;
|
30
|
|
private ICommandFactory commandFactory;
|
31
|
|
private IDataReaderFactory dataReaderFactory;
|
32
|
|
private IDatabaseMetaData dbMetaData;
|
33
|
|
|
34
|
20
|
public DaoMetaDataFactoryImpl(IDataSource dataSource,
|
35
|
|
ICommandFactory commandFactory, IDataReaderFactory dataReaderFactory)
|
36
|
|
{
|
37
|
20
|
this.dataSource = dataSource;
|
38
|
20
|
this.commandFactory = commandFactory;
|
39
|
20
|
this.dataReaderFactory = dataReaderFactory;
|
40
|
20
|
this.dbMetaData = new DatabaseMetaDataImpl(dataSource);
|
41
|
|
}
|
42
|
|
|
43
|
|
#region IDaoMetaDataFactory メンバ
|
44
|
|
|
45
|
18
|
public IDaoMetaData GetDaoMetaData(Type daoType)
|
46
|
|
{
|
47
|
18
|
lock(this)
|
48
|
|
{
|
49
|
18
|
string key = daoType.FullName;
|
50
|
18
|
IDaoMetaData dmd = (IDaoMetaData) daoMetaDataCache[key];
|
51
|
18
|
if(dmd != null) return dmd;
|
52
|
11
|
dmd = new DaoMetaDataImpl(daoType, dataSource, commandFactory,
|
53
|
|
dataReaderFactory, dbMetaData);
|
54
|
11
|
daoMetaDataCache[key] = dmd;
|
55
|
11
|
return dmd;
|
56
|
|
}
|
57
|
|
}
|
58
|
|
|
59
|
|
#endregion
|
60
|
|
}
|
61
|
|
}
|
62
|
|
|