aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/src/LocalStorage/Db4LocalStorage/Db4LocalStorage.cs
blob: bb9825c29fda00c7927e28b31bc5fb6997f04986 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
/*
* Copyright (c) OpenSim project, http://sim.opensecondlife.org/
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above copyright
*       notice, this list of conditions and the following disclaimer in the
*       documentation and/or other materials provided with the distribution.
*     * Neither the name of the <organization> nor the
*       names of its contributors may be used to endorse or promote products
*       derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY <copyright holder> ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* 
*/
using System;
using System.Collections.Generic;
using Db4objects.Db4o;
using Db4objects.Db4o.Query;
using libsecondlife;
using GridInterfaces;

namespace Db4LocalStorage
{
	/// <summary>
	/// 
	/// </summary>
	public class Db4LocalStorage : ILocalStorage
	{
		private IObjectContainer db;
		
		public Db4LocalStorage()
		{
			try 
			{
				db = Db4oFactory.OpenFile("localworld.yap");
				ServerConsole.MainConsole.Instance.WriteLine("Db4LocalStorage creation");
			}
			catch(Exception e) 
			{
				db.Close();
				ServerConsole.MainConsole.Instance.WriteLine("Db4LocalStorage :Constructor - Exception occured");
				ServerConsole.MainConsole.Instance.WriteLine(e.ToString());
			}
		}
		
		public void StorePrim(PrimData prim)
		{
			IObjectSet result = db.Query(new UUIDQuery(prim.FullID));
			if(result.Count>0)
			{
				//prim already in storage
				//so update it
				PrimData found = (PrimData) result.Next();
				found.PathBegin = prim.PathBegin;
				found.PathCurve= prim.PathCurve;
				found.PathEnd = prim.PathEnd;
				found.PathRadiusOffset = prim.PathRadiusOffset;
				found.PathRevolutions = prim.PathRevolutions;
				found.PathScaleX= prim.PathScaleX;
				found.PathScaleY = prim.PathScaleY;
				found.PathShearX = prim.PathShearX;
				found.PathShearY = prim.PathShearY;
				found.PathSkew = prim.PathSkew;
				found.PathTaperX = prim.PathTaperX;
				found.PathTaperY = prim.PathTaperY;
				found.PathTwist = prim.PathTwist;
				found.PathTwistBegin = prim.PathTwistBegin;
				found.PCode = prim.PCode;
				found.ProfileBegin = prim.ProfileBegin;
				found.ProfileCurve = prim.ProfileCurve;
				found.ProfileEnd = prim.ProfileEnd;
				found.ProfileHollow = prim.ProfileHollow;
				found.Position = prim.Position;
				found.Rotation = prim.Rotation;
				db.Set(found);
				db.Commit();
			}
			else
			{
				//not in storage
				db.Set(prim);
				db.Commit();
			}
		}
		
		public void RemovePrim(LLUUID primID)
		{
			IObjectSet result = db.Query(new UUIDQuery(primID));
			if(result.Count>0)
			{
				PrimData found = (PrimData) result.Next();
				db.Delete(found);
			}
		}
		
		
		public void LoadPrimitives(ILocalStorageReceiver receiver)
		{
			IObjectSet result = db.Get(typeof(PrimData));
			ServerConsole.MainConsole.Instance.WriteLine("Db4LocalStorage.cs: LoadPrimitives() - number of prims in storages is "+result.Count);
			foreach (PrimData prim in result) {
				receiver.PrimFromStorage(prim);
			}
		}
		
		public void ShutDown()
		{
			db.Commit();
			db.Close();
		}
	}
	
	public class UUIDQuery : Predicate
	{
		private LLUUID _findID;
		
		public UUIDQuery(LLUUID find)
		{
			_findID = find;
		}
		public bool Match(PrimData prim)
		{
			return (prim.FullID == _findID);
		}
	}
	
}