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authorTedd Hansen2008-09-21 00:03:13 +0000
committerTedd Hansen2008-09-21 00:03:13 +0000
commit752d3f3879f13dc77f35b5e8ada2cdf5ba625ee4 (patch)
tree3aa418cb4f46747c6d789fa6c97a3f7997eabe0a /OpenSim/ApplicationPlugins/ScriptEngine/RegionScriptEngineBase.cs
parentAnd re-reverse the names from last commit (diff)
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EXPERIMENTAL: Early commit of new Script Engine Component System
Diffstat (limited to 'OpenSim/ApplicationPlugins/ScriptEngine/RegionScriptEngineBase.cs')
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1 files changed, 166 insertions, 0 deletions
diff --git a/OpenSim/ApplicationPlugins/ScriptEngine/RegionScriptEngineBase.cs b/OpenSim/ApplicationPlugins/ScriptEngine/RegionScriptEngineBase.cs
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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 OpenSim 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 */
27using System;
28using System.Collections.Generic;
29using System.Reflection;
30using System.Text;
31using log4net;
32using Nini.Config;
33using OpenSim.ApplicationPlugins.ScriptEngine.Components;
34using OpenSim.Region.Environment.Scenes;
35
36namespace OpenSim.ApplicationPlugins.ScriptEngine
37{
38 public abstract class RegionScriptEngineBase
39 {
40
41 /// <summary>
42 /// Called on region initialize
43 /// </summary>
44 public abstract void Initialize();
45 public abstract string Name { get; }
46 /// <summary>
47 /// Called before components receive Close()
48 /// </summary>
49 public abstract void PreClose();
50 // Hold list of all the different components we have working for us
51 public List<ComponentBase> Components = new List<ComponentBase>();
52
53 public Scene m_Scene;
54 public IConfigSource m_ConfigSource;
55 public readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
56
57 public void Initialize(Scene scene, IConfigSource source)
58 {
59 // Region started
60 m_Scene = scene;
61 m_ConfigSource = source;
62 Initialize();
63 }
64
65 /// <summary>
66 /// Creates instances of script engine components inside "components" List
67 /// </summary>
68 /// <param name="ComponentList">Array of comonent names to initialize</param>
69 public void InitializeComponents(string[] ComponentList)
70 {
71 // Take list of providers to initialize and make instances of them
72 foreach (string c in ComponentList)
73 {
74 m_log.Info("[" + Name + "]: Loading: " + c);
75 try
76 {
77 if (ComponentRegistry.providers.ContainsKey(c))
78 Components.Add(Activator.CreateInstance(ComponentRegistry.providers[c]) as ComponentBase);
79 else
80 m_log.Error("[" + Name + "]: Component \"" + c + "\" not found, can not load");
81 } catch (Exception ex)
82 {
83 m_log.Error("[" + Name + "]: Exception loading \"" + c + "\": " + ex.ToString());
84 }
85 }
86
87
88 // Run Initialize on all our providers, hand over a reference of ourself.
89 foreach (ComponentBase p in Components)
90 {
91 try
92 {
93 p.Initialize(this);
94 }
95 catch (Exception ex)
96 {
97 m_log.Error("[" + Name + "]: Error initializing \"" + p.GetType().FullName + "\": " + ex.ToString());
98 Components.Remove(p);
99 }
100 }
101 // All modules has been initialized, call Start() on them.
102 foreach (ComponentBase p in Components)
103 {
104 try
105 {
106 p.Start();
107 }
108 catch (Exception ex)
109 {
110 m_log.Error("[" + Name + "]: Error starting \"" + p.GetType().FullName + "\": " + ex.ToString());
111 Components.Remove(p);
112 }
113 }
114
115 }
116
117 #region Functions to return lists based on type
118 // Predicate for searching List for a certain type
119 private static bool FindType<T>(ComponentBase pb)
120 {
121 if (pb.GetType() is T)
122 return true;
123 return false;
124 }
125 public List<ComponentBase> GetCommandComponentList()
126 {
127 return Components.FindAll(FindType<CommandBase>);
128 }
129 public List<ComponentBase> GetCompilerComponentList()
130 {
131 return Components.FindAll(FindType<CompilerBase>);
132 }
133 public List<ComponentBase> GetEventComponentList()
134 {
135 return Components.FindAll(FindType<EventBase>);
136 }
137 public List<ComponentBase> GetScheduleComponentList()
138 {
139 return Components.FindAll(FindType<SchedulerBase>);
140 }
141
142 #endregion
143
144 public void Close()
145 {
146 // We need to shut down
147
148 // First call abstracted PreClose()
149 PreClose();
150
151 // Then Call Close() on all components
152 foreach (ComponentBase p in Components)
153 {
154 try
155 {
156 p.Close();
157 }
158 catch (Exception ex)
159 {
160 // TODO: Print error to console
161 }
162 }
163 }
164 }
165}
166
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