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authorMW2007-04-11 09:45:48 +0000
committerMW2007-04-11 09:45:48 +0000
commitffd7a6b8c22cd21e355f77fea20b145424e3d912 (patch)
tree94deb515b2b7cb5233fc8fc8d9d531e1a789b7c7 /OpenSim.Scripting.EmbeddedJVM/OpenSimJVM.cs
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Changed so that a bin\ScriptEngines\ directory will be searched for scripting Engines.
Added the work in progress JVM scripting engine.
Diffstat (limited to 'OpenSim.Scripting.EmbeddedJVM/OpenSimJVM.cs')
-rw-r--r--OpenSim.Scripting.EmbeddedJVM/OpenSimJVM.cs133
1 files changed, 133 insertions, 0 deletions
diff --git a/OpenSim.Scripting.EmbeddedJVM/OpenSimJVM.cs b/OpenSim.Scripting.EmbeddedJVM/OpenSimJVM.cs
new file mode 100644
index 0000000..77a92e5
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+++ b/OpenSim.Scripting.EmbeddedJVM/OpenSimJVM.cs
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1using System;
2using System.Collections.Generic;
3using System.Text;
4using System.IO;
5using System.Threading;
6using OpenSim.Framework;
7using OpenSim.Framework.Interfaces;
8using OpenSim.Framework.Utilities;
9
10namespace OpenSim.Scripting.EmbeddedJVM
11{
12 public class OpenSimJVM : IScriptEngine
13 {
14 private List<Thread> _threads = new List<Thread>();
15 private BlockingQueue<CompileInfo> CompileScripts = new BlockingQueue<CompileInfo>();
16 private MainMemory _mainMemory;
17 private System.Threading.Thread compileThread;
18
19 public OpenSimJVM()
20 {
21
22 }
23
24 public bool Init(IScriptAPI api)
25 {
26 Console.WriteLine("Creating OpenSim JVM scripting engine");
27 _mainMemory = new MainMemory();
28 Thread.GlobalMemory = this._mainMemory;
29 Thread.OpenSimScriptAPI = api;
30 compileThread = new System.Threading.Thread(new ThreadStart(CompileScript));
31 compileThread.IsBackground = true;
32 compileThread.Start();
33 return true;
34 }
35
36 public string GetName()
37 {
38 return "OpenSimJVM";
39 }
40
41 public void LoadScript(string script, string scriptName, uint entityID)
42 {
43 Console.WriteLine("OpenSimJVM - loading new script: " + scriptName);
44 CompileInfo comp = new CompileInfo();
45 comp.entityId = entityID;
46 comp.script = script;
47 comp.scriptName = scriptName;
48 this.CompileScripts.Enqueue(comp);
49 }
50
51 public void CompileScript()
52 {
53 while (true)
54 {
55 CompileInfo comp = this.CompileScripts.Dequeue();
56 string script = comp.script;
57 string scriptName = comp.scriptName;
58 uint entityID = comp.entityId;
59 try
60 {
61 //need to compile the script into a java class file
62
63 //first save it to a java source file
64 TextWriter tw = new StreamWriter(scriptName + ".java");
65 tw.WriteLine(script);
66 tw.Close();
67
68 //now compile
69 System.Diagnostics.ProcessStartInfo psi = new System.Diagnostics.ProcessStartInfo(@"C:\Program Files\Java\jdk1.6.0_01\bin\javac.exe", "*.java");
70 psi.RedirectStandardOutput = true;
71 psi.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;
72 psi.UseShellExecute = false;
73 System.Diagnostics.Process javacomp;
74 javacomp = System.Diagnostics.Process.Start(psi);
75 javacomp.WaitForExit();
76
77
78 //now load in class file
79 ClassRecord class1 = new ClassRecord();
80 class1.LoadClassFromFile(scriptName + ".class");
81 class1.PrintToConsole();
82 //Console.WriteLine();
83 this._mainMemory.MethodArea.Classes.Add(class1);
84 class1.AddMethodsToMemory(this._mainMemory.MethodArea);
85
86 Thread newThread = new Thread();
87 this._threads.Add(newThread);
88 newThread.EntityId = entityID;
89 newThread.currentClass = class1;
90
91 //now delete the created files
92 System.IO.File.Delete(scriptName + ".java");
93 System.IO.File.Delete(scriptName + ".class");
94 this.OnFrame();
95 }
96 catch (Exception e)
97 {
98 Console.WriteLine("exception");
99 Console.WriteLine(e.StackTrace);
100 Console.WriteLine(e.Message);
101 }
102 }
103 }
104
105 public void OnFrame()
106 {
107 for (int i = 0; i < this._threads.Count; i++)
108 {
109 if (!this._threads[i].running)
110 {
111 this._threads[i].StartMethod("OnFrame");
112 bool run = true;
113 while (run)
114 {
115 run = this._threads[i].Excute();
116 }
117 }
118 }
119 }
120
121 private class CompileInfo
122 {
123 public string script;
124 public string scriptName;
125 public uint entityId;
126
127 public CompileInfo()
128 {
129
130 }
131 }
132 }
133}