1 | #Region "Microsoft.VisualBasic::d39cd878fc06a992f1453c699e3e6462, Microsoft.VisualBasic.Core\Net\Protocol\Reflection\AppMgr.vb" |
2 | |
3 | ' Author: |
4 | ' |
5 | ' asuka (amethyst.asuka@gcmodeller.org) |
6 | ' xie (genetics@smrucc.org) |
7 | ' xieguigang (xie.guigang@live.com) |
8 | ' |
9 | ' Copyright (c) 2018 GPL3 Licensed |
10 | ' |
11 | ' |
12 | ' GNU GENERAL PUBLIC LICENSE (GPL3) |
13 | ' |
14 | ' |
15 | ' This program is free software: you can redistribute it and/or modify |
16 | ' it under the terms of the GNU General Public License as published by |
17 | ' the Free Software Foundation, either version 3 of the License, or |
18 | ' (at your option) any later version. |
19 | ' |
20 | ' This program is distributed in the hope that it will be useful, |
21 | ' but WITHOUT ANY WARRANTY; without even the implied warranty of |
22 | ' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
23 | ' GNU General Public License for more details. |
24 | ' |
25 | ' You should have received a copy of the GNU General Public License |
26 | ' along with this program. If not, see <http://www.gnu.org/licenses/>. |
27 | |
28 | |
29 | |
30 | ' /********************************************************************************/ |
31 | |
32 | ' Summaries: |
33 | |
34 | ' Class AppMgr |
35 | ' |
36 | ' Properties: ProtocolApps, ProtocolEntry |
37 | ' |
38 | ' Constructor: (+1 Overloads) Sub New |
39 | ' Function: HandleRequest, Register, RegisterApp |
40 | ' |
41 | ' |
42 | ' /********************************************************************************/ |
43 | |
44 | #End Region |
45 | |
46 | Imports Microsoft.VisualBasic.Net.Abstract |
47 | Imports Microsoft.VisualBasic.Net.Http |
48 | Imports TcpEndPoint = System.Net.IPEndPoint |
49 | |
50 | Namespace Net.Protocols.Reflection |
51 | |
52 | ''' <summary> |
53 | ''' 能够处理多种协议数据 |
54 | ''' </summary> |
55 | Public Class AppMgr : Inherits IProtocolHandler |
56 | |
57 | Public ReadOnly Property ProtocolApps As New Dictionary(Of Long, ProtocolHandler) |
58 | |
59 | Public Overrides ReadOnly Property ProtocolEntry As Long |
60 | Get |
61 | Return -1 |
62 | End Get |
63 | End Property |
64 | |
65 | Sub New() |
66 | |
67 | End Sub |
68 | |
69 | Public Function Register(app As Object, [overrides] As Boolean) As Boolean |
70 | Dim protocol = ProtocolHandler.SafelyCreateObject(app) |
71 | |
72 | If protocol Is Nothing Then |
73 | Return False |
74 | End If |
75 | If ProtocolApps.ContainsKey(protocol.ProtocolEntry) Then |
76 | If [overrides] Then |
77 | ' 覆盖掉原有的协议数据 |
78 | Call ProtocolApps.Remove(protocol.ProtocolEntry) |
79 | Else |
80 | ' 没有被注册 |
81 | Return False |
82 | End If |
83 | End If |
84 | |
85 | Call ProtocolApps.Add(protocol.ProtocolEntry, protocol) |
86 | |
87 | Return True |
88 | End Function |
89 | |
90 | ''' <summary> |
91 | ''' 有点多此一举?? |
92 | ''' </summary> |
93 | ''' <typeparam name="T"></typeparam> |
94 | ''' <param name="App"></param> |
95 | ''' <param name="[overrides]"></param> |
96 | ''' <returns></returns> |
97 | Public Function RegisterApp(Of T As Class)(App As T, [overrides] As Boolean) As Boolean |
98 | Return Register(DirectCast(App, Object), [overrides]) |
99 | End Function |
100 | |
101 | Public Overrides Function HandleRequest(request As RequestStream, remoteDevcie As TcpEndPoint) As RequestStream |
102 | If Not ProtocolApps.ContainsKey(request.ProtocolCategory) Then |
103 | Return NetResponse.RFC_NOT_FOUND |
104 | End If |
105 | |
106 | Dim protocol As ProtocolHandler = ProtocolApps(request.ProtocolCategory) |
107 | Return protocol.HandleRequest(request, remoteDevcie) |
108 | End Function |
109 | End Class |
110 | End Namespace |