diff options
Merge branch 'master' of /home/git/repo/OpenSim
Diffstat (limited to 'OpenSim/Data/SQLiteLegacy/SQLiteGenericTableHandler.cs')
-rw-r--r-- | OpenSim/Data/SQLiteLegacy/SQLiteGenericTableHandler.cs | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/OpenSim/Data/SQLiteLegacy/SQLiteGenericTableHandler.cs b/OpenSim/Data/SQLiteLegacy/SQLiteGenericTableHandler.cs deleted file mode 100644 index 1c1fe8c..0000000 --- a/OpenSim/Data/SQLiteLegacy/SQLiteGenericTableHandler.cs +++ /dev/null | |||
@@ -1,268 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (c) Contributors, http://opensimulator.org/ | ||
3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. | ||
4 | * | ||
5 | * Redistribution and use in source and binary forms, with or without | ||
6 | * modification, are permitted provided that the following conditions are met: | ||
7 | * * Redistributions of source code must retain the above copyright | ||
8 | * notice, this list of conditions and the following disclaimer. | ||
9 | * * Redistributions in binary form must reproduce the above copyright | ||
10 | * notice, this list of conditions and the following disclaimer in the | ||
11 | * documentation and/or other materials provided with the distribution. | ||
12 | * * Neither the name of the OpenSimulator Project nor the | ||
13 | * names of its contributors may be used to endorse or promote products | ||
14 | * derived from this software without specific prior written permission. | ||
15 | * | ||
16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY | ||
17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY | ||
20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | ||
23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
26 | */ | ||
27 | |||
28 | using System; | ||
29 | using System.Collections.Generic; | ||
30 | using System.Data; | ||
31 | using System.Reflection; | ||
32 | using log4net; | ||
33 | using Mono.Data.SqliteClient; | ||
34 | using OpenMetaverse; | ||
35 | using OpenSim.Framework; | ||
36 | using OpenSim.Region.Framework.Interfaces; | ||
37 | |||
38 | namespace OpenSim.Data.SQLiteLegacy | ||
39 | { | ||
40 | public class SQLiteGenericTableHandler<T> : SQLiteFramework where T: class, new() | ||
41 | { | ||
42 | // private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); | ||
43 | |||
44 | protected Dictionary<string, FieldInfo> m_Fields = | ||
45 | new Dictionary<string, FieldInfo>(); | ||
46 | |||
47 | protected List<string> m_ColumnNames = null; | ||
48 | protected string m_Realm; | ||
49 | protected FieldInfo m_DataField = null; | ||
50 | |||
51 | protected static SqliteConnection m_Connection; | ||
52 | private static bool m_initialized; | ||
53 | |||
54 | public SQLiteGenericTableHandler(string connectionString, | ||
55 | string realm, string storeName) : base(connectionString) | ||
56 | { | ||
57 | m_Realm = realm; | ||
58 | |||
59 | if (!m_initialized) | ||
60 | { | ||
61 | m_Connection = new SqliteConnection(connectionString); | ||
62 | m_Connection.Open(); | ||
63 | |||
64 | if (storeName != String.Empty) | ||
65 | { | ||
66 | Assembly assem = GetType().Assembly; | ||
67 | SqliteConnection newConnection = | ||
68 | (SqliteConnection)((ICloneable)m_Connection).Clone(); | ||
69 | newConnection.Open(); | ||
70 | |||
71 | Migration m = new Migration(newConnection, assem, storeName); | ||
72 | m.Update(); | ||
73 | newConnection.Close(); | ||
74 | newConnection.Dispose(); | ||
75 | } | ||
76 | |||
77 | m_initialized = true; | ||
78 | } | ||
79 | |||
80 | Type t = typeof(T); | ||
81 | FieldInfo[] fields = t.GetFields(BindingFlags.Public | | ||
82 | BindingFlags.Instance | | ||
83 | BindingFlags.DeclaredOnly); | ||
84 | |||
85 | if (fields.Length == 0) | ||
86 | return; | ||
87 | |||
88 | foreach (FieldInfo f in fields) | ||
89 | { | ||
90 | if (f.Name != "Data") | ||
91 | m_Fields[f.Name] = f; | ||
92 | else | ||
93 | m_DataField = f; | ||
94 | } | ||
95 | } | ||
96 | |||
97 | private void CheckColumnNames(IDataReader reader) | ||
98 | { | ||
99 | if (m_ColumnNames != null) | ||
100 | return; | ||
101 | |||
102 | m_ColumnNames = new List<string>(); | ||
103 | |||
104 | DataTable schemaTable = reader.GetSchemaTable(); | ||
105 | foreach (DataRow row in schemaTable.Rows) | ||
106 | { | ||
107 | if (row["ColumnName"] != null && | ||
108 | (!m_Fields.ContainsKey(row["ColumnName"].ToString()))) | ||
109 | m_ColumnNames.Add(row["ColumnName"].ToString()); | ||
110 | } | ||
111 | } | ||
112 | |||
113 | public T[] Get(string field, string key) | ||
114 | { | ||
115 | return Get(new string[] { field }, new string[] { key }); | ||
116 | } | ||
117 | |||
118 | public T[] Get(string[] fields, string[] keys) | ||
119 | { | ||
120 | if (fields.Length != keys.Length) | ||
121 | return new T[0]; | ||
122 | |||
123 | List<string> terms = new List<string>(); | ||
124 | |||
125 | SqliteCommand cmd = new SqliteCommand(); | ||
126 | |||
127 | for (int i = 0 ; i < fields.Length ; i++) | ||
128 | { | ||
129 | cmd.Parameters.Add(new SqliteParameter(":" + fields[i], keys[i])); | ||
130 | terms.Add("`" + fields[i] + "` = :" + fields[i]); | ||
131 | } | ||
132 | |||
133 | string where = String.Join(" and ", terms.ToArray()); | ||
134 | |||
135 | string query = String.Format("select * from {0} where {1}", | ||
136 | m_Realm, where); | ||
137 | |||
138 | cmd.CommandText = query; | ||
139 | |||
140 | return DoQuery(cmd); | ||
141 | } | ||
142 | |||
143 | protected T[] DoQuery(SqliteCommand cmd) | ||
144 | { | ||
145 | IDataReader reader = ExecuteReader(cmd, m_Connection); | ||
146 | if (reader == null) | ||
147 | return new T[0]; | ||
148 | |||
149 | CheckColumnNames(reader); | ||
150 | |||
151 | List<T> result = new List<T>(); | ||
152 | |||
153 | while (reader.Read()) | ||
154 | { | ||
155 | T row = new T(); | ||
156 | |||
157 | foreach (string name in m_Fields.Keys) | ||
158 | { | ||
159 | if (m_Fields[name].GetValue(row) is bool) | ||
160 | { | ||
161 | int v = Convert.ToInt32(reader[name]); | ||
162 | m_Fields[name].SetValue(row, v != 0 ? true : false); | ||
163 | } | ||
164 | else if (m_Fields[name].GetValue(row) is UUID) | ||
165 | { | ||
166 | UUID uuid = UUID.Zero; | ||
167 | |||
168 | UUID.TryParse(reader[name].ToString(), out uuid); | ||
169 | m_Fields[name].SetValue(row, uuid); | ||
170 | } | ||
171 | else if (m_Fields[name].GetValue(row) is int) | ||
172 | { | ||
173 | int v = Convert.ToInt32(reader[name]); | ||
174 | m_Fields[name].SetValue(row, v); | ||
175 | } | ||
176 | else | ||
177 | { | ||
178 | m_Fields[name].SetValue(row, reader[name]); | ||
179 | } | ||
180 | } | ||
181 | |||
182 | if (m_DataField != null) | ||
183 | { | ||
184 | Dictionary<string, string> data = | ||
185 | new Dictionary<string, string>(); | ||
186 | |||
187 | foreach (string col in m_ColumnNames) | ||
188 | { | ||
189 | data[col] = reader[col].ToString(); | ||
190 | if (data[col] == null) | ||
191 | data[col] = String.Empty; | ||
192 | } | ||
193 | |||
194 | m_DataField.SetValue(row, data); | ||
195 | } | ||
196 | |||
197 | result.Add(row); | ||
198 | } | ||
199 | |||
200 | CloseCommand(cmd); | ||
201 | |||
202 | return result.ToArray(); | ||
203 | } | ||
204 | |||
205 | public T[] Get(string where) | ||
206 | { | ||
207 | SqliteCommand cmd = new SqliteCommand(); | ||
208 | |||
209 | string query = String.Format("select * from {0} where {1}", | ||
210 | m_Realm, where); | ||
211 | |||
212 | cmd.CommandText = query; | ||
213 | |||
214 | return DoQuery(cmd); | ||
215 | } | ||
216 | |||
217 | public bool Store(T row) | ||
218 | { | ||
219 | SqliteCommand cmd = new SqliteCommand(); | ||
220 | |||
221 | string query = ""; | ||
222 | List<String> names = new List<String>(); | ||
223 | List<String> values = new List<String>(); | ||
224 | |||
225 | foreach (FieldInfo fi in m_Fields.Values) | ||
226 | { | ||
227 | names.Add(fi.Name); | ||
228 | values.Add(":" + fi.Name); | ||
229 | cmd.Parameters.Add(new SqliteParameter(":" + fi.Name, fi.GetValue(row).ToString())); | ||
230 | } | ||
231 | |||
232 | if (m_DataField != null) | ||
233 | { | ||
234 | Dictionary<string, string> data = | ||
235 | (Dictionary<string, string>)m_DataField.GetValue(row); | ||
236 | |||
237 | foreach (KeyValuePair<string, string> kvp in data) | ||
238 | { | ||
239 | names.Add(kvp.Key); | ||
240 | values.Add(":" + kvp.Key); | ||
241 | cmd.Parameters.Add(new SqliteParameter(":" + kvp.Key, kvp.Value)); | ||
242 | } | ||
243 | } | ||
244 | |||
245 | query = String.Format("replace into {0} (`", m_Realm) + String.Join("`,`", names.ToArray()) + "`) values (" + String.Join(",", values.ToArray()) + ")"; | ||
246 | |||
247 | cmd.CommandText = query; | ||
248 | |||
249 | if (ExecuteNonQuery(cmd, m_Connection) > 0) | ||
250 | return true; | ||
251 | |||
252 | return false; | ||
253 | } | ||
254 | |||
255 | public bool Delete(string field, string val) | ||
256 | { | ||
257 | SqliteCommand cmd = new SqliteCommand(); | ||
258 | |||
259 | cmd.CommandText = String.Format("delete from {0} where `{1}` = :{1}", m_Realm, field); | ||
260 | cmd.Parameters.Add(new SqliteParameter(field, val)); | ||
261 | |||
262 | if (ExecuteNonQuery(cmd, m_Connection) > 0) | ||
263 | return true; | ||
264 | |||
265 | return false; | ||
266 | } | ||
267 | } | ||
268 | } | ||