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authorlbsa712008-03-03 07:48:35 +0000
committerlbsa712008-03-03 07:48:35 +0000
commitb3b1f74485882c14478a6e74de0f7c9da13ff7d2 (patch)
tree146e00bb25325eef313336fc084d0bb102b7ab60 /ThirdParty/TribalMedia/TribalMedia.Framework.Data/BaseDatabaseConnector.cs
parentThank you very much, Ahzzmandius for: (diff)
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* Started the ardous task to rename the TribalMedia.Framework.Data to OpenSim.Framework.Data.Base
It's you !! How are you gentlemen !!
Diffstat (limited to 'ThirdParty/TribalMedia/TribalMedia.Framework.Data/BaseDatabaseConnector.cs')
-rw-r--r--ThirdParty/TribalMedia/TribalMedia.Framework.Data/BaseDatabaseConnector.cs142
1 files changed, 0 insertions, 142 deletions
diff --git a/ThirdParty/TribalMedia/TribalMedia.Framework.Data/BaseDatabaseConnector.cs b/ThirdParty/TribalMedia/TribalMedia.Framework.Data/BaseDatabaseConnector.cs
deleted file mode 100644
index 45ca650..0000000
--- a/ThirdParty/TribalMedia/TribalMedia.Framework.Data/BaseDatabaseConnector.cs
+++ /dev/null
@@ -1,142 +0,0 @@
1/*
2* Copyright (c) Tribal Media AB, http://tribalmedia.se/
3*
4* Redistribution and use in source and binary forms, with or without
5* modification, are permitted provided that the following conditions are met:
6* * Redistributions of source code must retain the above copyright
7* notice, this list of conditions and the following disclaimer.
8* * Redistributions in binary form must reproduce the above copyright
9* notice, this list of conditions and the following disclaimer in the
10* documentation and/or other materials provided with the distribution.
11* * The name of Tribal Media AB may not be used to endorse or promote products
12* derived from this software without specific prior written permission.
13*
14* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
15* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
18* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
23* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24*
25*/
26
27using System;
28using System.Collections.Generic;
29using System.Data;
30using System.Data.Common;
31
32namespace TribalMedia.Framework.Data
33{
34 public abstract class BaseDatabaseConnector
35 {
36 protected string m_connectionString;
37
38 public BaseDatabaseConnector(string connectionString)
39 {
40 m_connectionString = connectionString;
41 }
42
43 public abstract DbConnection GetNewConnection();
44 public abstract string CreateParamName(string fieldName);
45
46 public DbCommand CreateSelectCommand(BaseTableMapper mapper, DbConnection connection, string fieldName, object key)
47 {
48 string table = mapper.TableName;
49
50 DbCommand command = connection.CreateCommand();
51
52 string conditionString = CreateCondition(mapper, command, fieldName, key);
53
54 string query =
55 String.Format("select * from {0} where {1}", table, conditionString);
56
57 command.CommandText = query;
58 command.CommandType = CommandType.Text;
59
60 return command;
61 }
62
63 public string CreateCondition(BaseTableMapper mapper, DbCommand command, string fieldName, object key)
64 {
65 string keyFieldParamName = mapper.CreateParamName(fieldName);
66
67 DbParameter param = command.CreateParameter();
68 param.ParameterName = keyFieldParamName;
69 param.Value = ConvertToDbType(key);
70 command.Parameters.Add(param);
71
72 return String.Format("{0}={1}", fieldName, keyFieldParamName);
73 }
74
75 public DbCommand CreateUpdateCommand(BaseTableMapper mapper, DbConnection connection, object rowMapper, object primaryKey)
76 {
77 string table = mapper.TableName;
78
79 List<string> fieldNames = new List<string>();
80
81 DbCommand command = connection.CreateCommand();
82
83 foreach (BaseFieldMapper fieldMapper in mapper.Schema.Fields.Values)
84 {
85 if (fieldMapper != mapper.KeyFieldMapper)
86 {
87 fieldMapper.ExpandField(rowMapper, command, fieldNames);
88 }
89 }
90
91 List<string> assignments = new List<string>();
92
93 foreach (string field in fieldNames)
94 {
95 assignments.Add(String.Format("{0}={1}", field, mapper.CreateParamName(field)));
96 }
97
98 string conditionString = mapper.CreateCondition(command, mapper.KeyFieldMapper.FieldName, primaryKey);
99
100 command.CommandText =
101 String.Format("update {0} set {1} where {2}", table, String.Join(", ", assignments.ToArray()),
102 conditionString);
103
104 return command;
105 }
106
107 public DbCommand CreateInsertCommand(BaseTableMapper mapper, DbConnection connection, object obj)
108 {
109 string table = mapper.TableName;
110
111 List<string> fieldNames = new List<string>();
112
113 DbCommand command = connection.CreateCommand();
114
115 foreach (BaseFieldMapper fieldMapper in mapper.Schema.Fields.Values)
116 {
117 fieldMapper.ExpandField(obj, command, fieldNames);
118 }
119
120 List<string> paramNames = new List<string>();
121
122 foreach (string field in fieldNames)
123 {
124 paramNames.Add(mapper.CreateParamName(field));
125 }
126
127 command.CommandText =
128 String.Format("insert into {0} ({1}) values ({2})", table, String.Join(", ", fieldNames.ToArray()),
129 String.Join(", ", paramNames.ToArray()));
130
131 return command;
132 }
133
134 public virtual object ConvertToDbType(object value)
135 {
136 return value;
137 }
138
139 public abstract BaseDataReader CreateReader(IDataReader reader);
140 }
141
142} \ No newline at end of file