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authorJustin Clark-Casey (justincc)2013-02-05 00:35:15 +0000
committerJustin Clark-Casey (justincc)2013-02-05 00:35:15 +0000
commit1fc9f282fa7d3b8efa54a27a25b0916e82d62f61 (patch)
treef220060baa0f8eeedd4a7af23dbdd371e260b57b /OpenSim/Framework
parentBump version and assembly version numbers from 0.7.5 to 0.7.6 (diff)
parentRemove the accidental PrimShapes column that I added back to the SQLite regio... (diff)
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Merge branch 'dynamic-attributes2'
Diffstat (limited to 'OpenSim/Framework')
-rw-r--r--OpenSim/Framework/DAMap.cs260
1 files changed, 260 insertions, 0 deletions
diff --git a/OpenSim/Framework/DAMap.cs b/OpenSim/Framework/DAMap.cs
new file mode 100644
index 0000000..291c8b8
--- /dev/null
+++ b/OpenSim/Framework/DAMap.cs
@@ -0,0 +1,260 @@
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
28using System;
29using System.Collections;
30using System.Collections.Generic;
31using System.IO;
32using System.Text;
33using System.Xml;
34using System.Xml.Schema;
35using System.Xml.Serialization;
36using OpenMetaverse;
37using OpenMetaverse.StructuredData;
38
39namespace OpenSim.Framework
40{
41 /// <summary>
42 /// This class stores and retrieves dynamic attributes.
43 /// </summary>
44 /// <remarks>
45 /// Modules that want to use dynamic attributes need to do so in a private data store
46 /// which is accessed using a unique name. DAMap provides access to the data stores,
47 /// each of which is an OSDMap. Modules are free to store any type of data they want
48 /// within their data store. However, avoid storing large amounts of data because that
49 /// would slow down database access.
50 /// </remarks>
51 public class DAMap : IDictionary<string, OSDMap>, IXmlSerializable
52 {
53 private static readonly int MIN_STORE_NAME_LENGTH = 4;
54
55 protected OSDMap m_map;
56
57 public DAMap() { m_map = new OSDMap(); }
58
59 public XmlSchema GetSchema() { return null; }
60
61 public static DAMap FromXml(string rawXml)
62 {
63 DAMap map = new DAMap();
64 map.ReadXml(rawXml);
65 return map;
66 }
67
68 public void ReadXml(string rawXml)
69 {
70 // System.Console.WriteLine("Trying to deserialize [{0}]", rawXml);
71
72 lock (this)
73 m_map = (OSDMap)OSDParser.DeserializeLLSDXml(rawXml);
74 }
75
76 public void ReadXml(XmlReader reader)
77 {
78 ReadXml(reader.ReadInnerXml());
79 }
80
81 public string ToXml()
82 {
83 lock (this)
84 return OSDParser.SerializeLLSDXmlString(m_map);
85 }
86
87 public void WriteXml(XmlWriter writer)
88 {
89 writer.WriteRaw(ToXml());
90 }
91
92 public void CopyFrom(DAMap other)
93 {
94 // Deep copy
95
96 string data = null;
97 lock (other)
98 {
99 if (other.Count > 0)
100 {
101 data = OSDParser.SerializeLLSDXmlString(other.m_map);
102 }
103 }
104
105 lock (this)
106 {
107 if (data == null)
108 Clear();
109 else
110 m_map = (OSDMap)OSDParser.DeserializeLLSDXml(data);
111 }
112 }
113
114 /// <summary>
115 /// Returns the number of data stores.
116 /// </summary>
117 public int Count { get { lock (this) { return m_map.Count; } } }
118
119 public bool IsReadOnly { get { return false; } }
120
121 /// <summary>
122 /// Returns the names of the data stores.
123 /// </summary>
124 public ICollection<string> Keys { get { lock (this) { return m_map.Keys; } } }
125
126 /// <summary>
127 /// Returns all the data stores.
128 /// </summary>
129 public ICollection<OSDMap> Values
130 {
131 get
132 {
133 lock (this)
134 {
135 List<OSDMap> stores = new List<OSDMap>(m_map.Count);
136 foreach (OSD llsd in m_map.Values)
137 stores.Add((OSDMap)llsd);
138 return stores;
139 }
140 }
141 }
142
143 /// <summary>
144 /// Gets or sets one data store.
145 /// </summary>
146 /// <param name="key">Store name</param>
147 /// <returns></returns>
148 public OSDMap this[string key]
149 {
150 get
151 {
152 OSD llsd;
153
154 lock (this)
155 {
156 if (m_map.TryGetValue(key, out llsd))
157 return (OSDMap)llsd;
158 else
159 return null;
160 }
161 }
162
163 set
164 {
165 ValidateKey(key);
166 lock (this)
167 m_map[key] = value;
168 }
169 }
170
171 private static void ValidateKey(string key)
172 {
173 if (key.Length < MIN_STORE_NAME_LENGTH)
174 throw new Exception("Minimum store name length is " + MIN_STORE_NAME_LENGTH);
175 }
176
177 public bool ContainsKey(string key)
178 {
179 lock (this)
180 return m_map.ContainsKey(key);
181 }
182
183 public void Add(string key, OSDMap store)
184 {
185 ValidateKey(key);
186 lock (this)
187 m_map.Add(key, store);
188 }
189
190 public void Add(KeyValuePair<string, OSDMap> kvp)
191 {
192 lock (this)
193 m_map.Add(kvp.Key, kvp.Value);
194 }
195
196 public bool Remove(string key)
197 {
198 lock (this)
199 return m_map.Remove(key);
200 }
201
202 public bool TryGetValue(string key, out OSDMap store)
203 {
204 lock (this)
205 {
206 OSD llsd;
207 if (m_map.TryGetValue(key, out llsd))
208 {
209 store = (OSDMap)llsd;
210 return true;
211 }
212 else
213 {
214 store = null;
215 return false;
216 }
217 }
218 }
219
220 public void Clear()
221 {
222 lock (this)
223 m_map.Clear();
224 }
225
226 public bool Contains(KeyValuePair<string, OSDMap> kvp)
227 {
228 lock (this)
229 return m_map.ContainsKey(kvp.Key);
230 }
231
232 public void CopyTo(KeyValuePair<string, OSDMap>[] array, int index)
233 {
234 throw new NotImplementedException();
235 }
236
237 public bool Remove(KeyValuePair<string, OSDMap> kvp)
238 {
239 lock (this)
240 return m_map.Remove(kvp.Key);
241 }
242
243 public System.Collections.IDictionaryEnumerator GetEnumerator()
244 {
245 lock (this)
246 return m_map.GetEnumerator();
247 }
248
249 IEnumerator<KeyValuePair<string, OSDMap>> IEnumerable<KeyValuePair<string, OSDMap>>.GetEnumerator()
250 {
251 return null;
252 }
253
254 IEnumerator IEnumerable.GetEnumerator()
255 {
256 lock (this)
257 return m_map.GetEnumerator();
258 }
259 }
260} \ No newline at end of file