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author | John Hurliman | 2010-02-22 14:10:19 -0800 |
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committer | John Hurliman | 2010-02-22 14:10:19 -0800 |
commit | 71c6559a91a58d93588dcdd8c74b5fce0c1a3780 (patch) | |
tree | cca5b1ea88ad4b29156767afdd77e37ec072c8a7 /OpenSim/Data/DataPluginFactory.cs | |
parent | * Adds CreatorID to asset metadata. This is just the plumbing to support Crea... (diff) | |
parent | Merge branch 'presence-refactor' of ssh://diva@opensimulator.org/var/git/open... (diff) | |
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Merge branch 'presence-refactor' of ssh://opensimulator.org/var/git/opensim into presence-refactor
Diffstat (limited to '')
-rw-r--r-- | OpenSim/Data/DataPluginFactory.cs | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/OpenSim/Data/DataPluginFactory.cs b/OpenSim/Data/DataPluginFactory.cs deleted file mode 100644 index 841f71e..0000000 --- a/OpenSim/Data/DataPluginFactory.cs +++ /dev/null | |||
@@ -1,155 +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 OpenSim.Framework; | ||
31 | |||
32 | namespace OpenSim.Data | ||
33 | { | ||
34 | /// <summary> | ||
35 | /// A static class containing methods for obtaining handles to database | ||
36 | /// storage objects. | ||
37 | /// </summary> | ||
38 | public static class DataPluginFactory | ||
39 | { | ||
40 | /// <summary> | ||
41 | /// Based on <typeparam name="T" />, returns the appropriate | ||
42 | /// PluginInitialiserBase instance in <paramref name="init" /> and | ||
43 | /// extension point path in <paramref name="path" />. | ||
44 | /// </summary> | ||
45 | /// <param name="connect"> | ||
46 | /// The DB connection string used when creating a new | ||
47 | /// PluginInitialiserBase, returned in <paramref name="init" />. | ||
48 | /// </param> | ||
49 | /// <param name="init"> | ||
50 | /// A reference to a PluginInitialiserBase object in which the proper | ||
51 | /// initialiser will be returned. | ||
52 | /// </param> | ||
53 | /// <param name="path"> | ||
54 | /// A string in which the proper extension point path will be returned. | ||
55 | /// </param> | ||
56 | /// <typeparam name="T"> | ||
57 | /// The type of data plugin requested. | ||
58 | /// </typeparam> | ||
59 | /// <exception cref="NotImplementedException"> | ||
60 | /// Thrown if <typeparamref name="T" /> is not one of the expected data | ||
61 | /// interfaces. | ||
62 | /// </exception> | ||
63 | private static void PluginLoaderParamFactory<T>(string connect, out PluginInitialiserBase init, out string path) where T : IPlugin | ||
64 | { | ||
65 | Type type = typeof(T); | ||
66 | |||
67 | if (type == typeof(IInventoryDataPlugin)) | ||
68 | { | ||
69 | init = new InventoryDataInitialiser(connect); | ||
70 | path = "/OpenSim/InventoryData"; | ||
71 | } | ||
72 | else if (type == typeof(IUserDataPlugin)) | ||
73 | { | ||
74 | init = new UserDataInitialiser(connect); | ||
75 | path = "/OpenSim/UserData"; | ||
76 | } | ||
77 | else if (type == typeof(IGridDataPlugin)) | ||
78 | { | ||
79 | init = new GridDataInitialiser(connect); | ||
80 | path = "/OpenSim/GridData"; | ||
81 | } | ||
82 | else if (type == typeof(ILogDataPlugin)) | ||
83 | { | ||
84 | init = new LogDataInitialiser(connect); | ||
85 | path = "/OpenSim/LogData"; | ||
86 | } | ||
87 | else if (type == typeof(IAssetDataPlugin)) | ||
88 | { | ||
89 | init = new AssetDataInitialiser(connect); | ||
90 | path = "/OpenSim/AssetData"; | ||
91 | } | ||
92 | else | ||
93 | { | ||
94 | // We don't support this data plugin. | ||
95 | throw new NotImplementedException(String.Format("The type '{0}' is not a valid data plugin.", type)); | ||
96 | } | ||
97 | } | ||
98 | |||
99 | /// <summary> | ||
100 | /// Returns a list of new <typeparamref name="T" /> data plugins. | ||
101 | /// Plugins will be requested in the order they were added. | ||
102 | /// </summary> | ||
103 | /// <param name="provider"> | ||
104 | /// The filename of the inventory server plugin DLL. | ||
105 | /// </param> | ||
106 | /// <param name="connect"> | ||
107 | /// The connection string for the storage backend. | ||
108 | /// </param> | ||
109 | /// <typeparam name="T"> | ||
110 | /// The type of data plugin requested. | ||
111 | /// </typeparam> | ||
112 | /// <returns> | ||
113 | /// A list of all loaded plugins matching <typeparamref name="T" />. | ||
114 | /// </returns> | ||
115 | public static List<T> LoadDataPlugins<T>(string provider, string connect) where T : IPlugin | ||
116 | { | ||
117 | PluginInitialiserBase pluginInitialiser; | ||
118 | string extensionPointPath; | ||
119 | |||
120 | PluginLoaderParamFactory<T>(connect, out pluginInitialiser, out extensionPointPath); | ||
121 | |||
122 | using (PluginLoader<T> loader = new PluginLoader<T>(pluginInitialiser)) | ||
123 | { | ||
124 | // loader will try to load all providers (MySQL, MSSQL, etc) | ||
125 | // unless it is constrainted to the correct "Provider" entry in the addin.xml | ||
126 | loader.Add(extensionPointPath, new PluginProviderFilter(provider)); | ||
127 | loader.Load(); | ||
128 | |||
129 | return loader.Plugins; | ||
130 | } | ||
131 | } | ||
132 | |||
133 | /// <summary> | ||
134 | /// Returns a new <typeparamref name="T" /> data plugin instance if | ||
135 | /// only one was loaded, otherwise returns null (<c>default(T)</c>). | ||
136 | /// </summary> | ||
137 | /// <param name="provider"> | ||
138 | /// The filename of the inventory server plugin DLL. | ||
139 | /// </param> | ||
140 | /// <param name="connect"> | ||
141 | /// The connection string for the storage backend. | ||
142 | /// </param> | ||
143 | /// <typeparam name="T"> | ||
144 | /// The type of data plugin requested. | ||
145 | /// </typeparam> | ||
146 | /// <returns> | ||
147 | /// A list of all loaded plugins matching <typeparamref name="T" />. | ||
148 | /// </returns> | ||
149 | public static T LoadDataPlugin<T>(string provider, string connect) where T : IPlugin | ||
150 | { | ||
151 | List<T> plugins = LoadDataPlugins<T>(provider, connect); | ||
152 | return (plugins.Count == 1) ? plugins[0] : default(T); | ||
153 | } | ||
154 | } | ||
155 | } | ||