| 1 | #Region "Microsoft.VisualBasic::3cb2b985d6842151b781445429322b32, Microsoft.VisualBasic.Core\ApplicationServices\Parallel\MMFProtocol\Pipeline\API.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 | ' Module API |
| 35 | ' |
| 36 | ' |
| 37 | ' Enum Protocols |
| 38 | ' |
| 39 | ' |
| 40 | ' |
| 41 | ' |
| 42 | ' |
| 43 | ' |
| 44 | ' Properties: Protocol |
| 45 | ' |
| 46 | ' Function: Delete, IsRef, (+2 Overloads) TryGetValue, WriteData |
| 47 | ' |
| 48 | ' |
| 49 | ' /********************************************************************************/ |
| 50 | |
| 51 | #End Region |
| 52 | |
| 53 | Imports System.Text.RegularExpressions |
| 54 | Imports Microsoft.VisualBasic.Net.Http |
| 55 | Imports Microsoft.VisualBasic.Net.Protocols |
| 56 | Imports Microsoft.VisualBasic.Net.Protocols.Reflection |
| 57 | Imports Microsoft.VisualBasic.Net.Tcp |
| 58 | |
| 59 | Namespace Parallel.MMFProtocol.Pipeline |
| 60 | |
| 61 | Public Module API |
| 62 | |
| 63 | Public Const PeplinePort As Integer = 5687 |
| 64 | |
| 65 | Enum Protocols As Long |
| 66 | Allocation = 4556122 |
| 67 | Destroy = -345639845 |
| 68 | End Enum |
| 69 | |
| 70 | Public ReadOnly Property Protocol As Long = |
| 71 | New Protocol(GetType(API.Protocols)).EntryPoint |
| 72 | |
| 73 | Public Function Delete(var As String, Optional port As Integer = API.PeplinePort) As Boolean |
| 74 | Dim invoke As New TcpRequest("127.0.0.1", port) |
| 75 | Dim action As New RequestStream(API.Protocol, Protocols.Destroy, var) |
| 76 | Dim resp As RequestStream = invoke.SendMessage(action) |
| 77 | Return resp.Protocol = HTTP_RFC.RFC_OK |
| 78 | End Function |
| 79 | |
| 80 | ''' <summary> |
| 81 | ''' 生成的映射位置为: <var>:<ChunkSize> |
| 82 | ''' </summary> |
| 83 | ''' <param name="var"></param> |
| 84 | ''' <param name="value"></param> |
| 85 | ''' <returns></returns> |
| 86 | Public Function WriteData(var As String, value As RawStream, Optional port As Integer = API.PeplinePort) As Boolean |
| 87 | Dim buf As Byte() = value.Serialize |
| 88 | Dim chunkSize As Long = buf.Length |
| 89 | Dim ref As String = $"{var}:{chunkSize}" |
| 90 | Dim invoke As New TcpRequest("127.0.0.1", port) |
| 91 | Dim action As New RequestStream(API.Protocol, Protocols.Allocation, ref) |
| 92 | Dim resp As RequestStream = invoke.SendMessage(action) |
| 93 | Dim writer As New MapStream.MSWriter(var, chunkSize) |
| 94 | |
| 95 | Call writer.WriteStream(buf) |
| 96 | |
| 97 | Return True |
| 98 | End Function |
| 99 | |
| 100 | ''' <summary> |
| 101 | ''' |
| 102 | ''' </summary> |
| 103 | ''' <param name="var">$var or var</param> |
| 104 | ''' <returns></returns> |
| 105 | Public Function TryGetValue(var As String) As Byte() |
| 106 | If var.First = "$"c Then |
| 107 | var = Mid(var, 2) |
| 108 | End If |
| 109 | |
| 110 | Dim tokens As String() = var.Split(":"c) |
| 111 | Dim size As Long = Scripting.CTypeDynamic(Of Long)(tokens(1)) |
| 112 | Dim reader As New MapStream.MSIOReader(tokens(Scan0), Nothing, size) |
| 113 | Dim buf As Byte() = reader.Read.byteData |
| 114 | Return buf |
| 115 | End Function |
| 116 | |
| 117 | ''' <summary> |
| 118 | ''' 不存在的话会返回空值 |
| 119 | ''' </summary> |
| 120 | ''' <typeparam name="T"></typeparam> |
| 121 | ''' <param name="var"></param> |
| 122 | ''' <returns></returns> |
| 123 | Public Function TryGetValue(Of T As RawStream)(var As String) As T |
| 124 | Dim raw As Byte() = API.TryGetValue(var) |
| 125 | If raw.IsNullOrEmpty Then |
| 126 | Return Nothing |
| 127 | End If |
| 128 | |
| 129 | Dim obj As Object = Activator.CreateInstance(GetType(T), {raw}) |
| 130 | Dim x As T = DirectCast(obj, T) |
| 131 | Return x |
| 132 | End Function |
| 133 | |
| 134 | ''' <summary> |
| 135 | ''' |
| 136 | ''' </summary> |
| 137 | ''' <param name="addr">$var:size</param> |
| 138 | ''' <returns></returns> |
| 139 | Public Function IsRef(addr As String) As Boolean |
| 140 | Dim s As String = Regex.Match(addr, "\$.+?:\d+").Value |
| 141 | Return String.Equals(addr, s) |
| 142 | End Function |
| 143 | End Module |
| 144 | End Namespace |