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-rw-r--r--OpenSim/OpenSim.Scripting/EmbeddedJVM/OpenSimJVM.cs161
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diff --git a/OpenSim/OpenSim.Scripting/EmbeddedJVM/OpenSimJVM.cs b/OpenSim/OpenSim.Scripting/EmbeddedJVM/OpenSimJVM.cs
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1/*
2* Copyright (c) Contributors, http://www.openmetaverse.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*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31using System.IO;
32using System.Threading;
33using OpenSim.Framework;
34using OpenSim.Framework.Interfaces;
35using OpenSim.Framework.Utilities;
36
37namespace OpenSim.Scripting.EmbeddedJVM
38{
39 public class OpenSimJVM : IScriptEngine
40 {
41 private List<Thread> _threads = new List<Thread>();
42 private BlockingQueue<CompileInfo> CompileScripts = new BlockingQueue<CompileInfo>();
43 private MainMemory _mainMemory;
44 private System.Threading.Thread compileThread;
45
46 public OpenSimJVM()
47 {
48
49 }
50
51 public bool Init(IScriptAPI api)
52 {
53 Console.WriteLine("Creating OpenSim JVM scripting engine");
54 _mainMemory = new MainMemory();
55 Thread.GlobalMemory = this._mainMemory;
56 Thread.OpenSimScriptAPI = api;
57 compileThread = new System.Threading.Thread(new ThreadStart(CompileScript));
58 compileThread.IsBackground = true;
59 compileThread.Start();
60 return true;
61 }
62
63 public string GetName()
64 {
65 return "OpenSimJVM";
66 }
67
68 public void LoadScript(string script, string scriptName, uint entityID)
69 {
70 Console.WriteLine("OpenSimJVM - loading new script: " + scriptName);
71 CompileInfo comp = new CompileInfo();
72 comp.entityId = entityID;
73 comp.script = script;
74 comp.scriptName = scriptName;
75 this.CompileScripts.Enqueue(comp);
76 }
77
78 public void CompileScript()
79 {
80 while (true)
81 {
82 CompileInfo comp = this.CompileScripts.Dequeue();
83 string script = comp.script;
84 string scriptName = comp.scriptName;
85 uint entityID = comp.entityId;
86 try
87 {
88 //need to compile the script into a java class file
89
90 //first save it to a java source file
91 TextWriter tw = new StreamWriter(scriptName + ".java");
92 tw.WriteLine(script);
93 tw.Close();
94
95 //now compile
96 System.Diagnostics.ProcessStartInfo psi = new System.Diagnostics.ProcessStartInfo("javac.exe", "*.java");
97 // psi.RedirectStandardOutput = true;
98 psi.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;
99 psi.UseShellExecute = false;
100
101 System.Diagnostics.Process javacomp;
102 javacomp = System.Diagnostics.Process.Start(psi);
103 javacomp.WaitForExit();
104
105
106 //now load in class file
107 ClassRecord class1 = new ClassRecord();
108 class1.LoadClassFromFile(scriptName + ".class");
109 class1.PrintToConsole();
110 //Console.WriteLine();
111 this._mainMemory.MethodArea.Classes.Add(class1);
112 class1.AddMethodsToMemory(this._mainMemory.MethodArea);
113
114 Thread newThread = new Thread();
115 this._threads.Add(newThread);
116 newThread.EntityId = entityID;
117 newThread.currentClass = class1;
118
119 //now delete the created files
120 System.IO.File.Delete(scriptName + ".java");
121 System.IO.File.Delete(scriptName + ".class");
122 //this.OnFrame();
123 }
124 catch (Exception e)
125 {
126 Console.WriteLine("exception");
127 Console.WriteLine(e.StackTrace);
128 Console.WriteLine(e.Message);
129 }
130 }
131 }
132
133 public void OnFrame()
134 {
135 for (int i = 0; i < this._threads.Count; i++)
136 {
137 if (!this._threads[i].running)
138 {
139 this._threads[i].StartMethod("OnFrame");
140 bool run = true;
141 while (run)
142 {
143 run = this._threads[i].Excute();
144 }
145 }
146 }
147 }
148
149 private class CompileInfo
150 {
151 public string script;
152 public string scriptName;
153 public uint entityId;
154
155 public CompileInfo()
156 {
157
158 }
159 }
160 }
161}
generated by cgit v1.1 at 2024-12-22 16:11:53 +0000