| 1 | #Region "Microsoft.VisualBasic::1811564255de9ee59499da9b7739ed07, Microsoft.VisualBasic.Core\ApplicationServices\IOHandler.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 IOHandler |
| 35 | ' |
| 36 | ' |
| 37 | ' Delegate Function |
| 38 | ' |
| 39 | ' |
| 40 | ' Delegate Function |
| 41 | ' |
| 42 | ' Properties: DefaultHandle, DefaultLoadHandle, DefaultSaveDescription |
| 43 | ' |
| 44 | ' Function: ReadJSON, SaveJSON, SaveXml |
| 45 | ' |
| 46 | ' Sub: SetHandle |
| 47 | ' |
| 48 | ' |
| 49 | ' |
| 50 | ' |
| 51 | ' |
| 52 | ' /********************************************************************************/ |
| 53 | |
| 54 | #End Region |
| 55 | |
| 56 | Imports System.Runtime.CompilerServices |
| 57 | Imports System.Text |
| 58 | Imports Microsoft.VisualBasic.Serialization.JSON |
| 59 | |
| 60 | Namespace ApplicationServices |
| 61 | |
| 62 | ''' <summary> |
| 63 | ''' Collection IO extensions |
| 64 | ''' </summary> |
| 65 | Public Module IOHandler |
| 66 | |
| 67 | Public Delegate Function ISave(obj As IEnumerable, path As String, encoding As Encoding) As Boolean |
| 68 | Public Delegate Function IRead(type As Type, path As String, encoding As Encoding) As IEnumerable |
| 69 | |
| 70 | Public ReadOnly Property DefaultHandle As ISave = AddressOf SaveJSON |
| 71 | Public ReadOnly Property DefaultLoadHandle As IRead = AddressOf ReadJSON |
| 72 | |
| 73 | Public ReadOnly Property DefaultSaveDescription As String |
| 74 | <MethodImpl(MethodImplOptions.AggressiveInlining)> |
| 75 | Get |
| 76 | Return DefaultHandle _ |
| 77 | .Method _ |
| 78 | .DeclaringType _ |
| 79 | .Module _ |
| 80 | .Assembly _ |
| 81 | .Location _ |
| 82 | .FileName & "!" & DefaultHandle.Method.FullName(False) |
| 83 | End Get |
| 84 | End Property |
| 85 | |
| 86 | Public Sub SetHandle(handle As ISave) |
| 87 | _DefaultHandle = handle |
| 88 | End Sub |
| 89 | |
| 90 | Public Function ReadJSON(type As Type, path As String, encoding As Encoding) As IEnumerable |
| 91 | Dim text As String = path.ReadAllText(encoding) |
| 92 | type = type.MakeArrayType |
| 93 | Return DirectCast(JsonContract.LoadObject(text, type), IEnumerable) |
| 94 | End Function |
| 95 | |
| 96 | Public Function SaveJSON(obj As IEnumerable, path As String, encoding As Encoding) As Boolean |
| 97 | Return GetObjectJson(obj, obj.GetType).SaveTo(path, encoding) |
| 98 | End Function |
| 99 | |
| 100 | Public Function SaveXml(obj As IEnumerable, path As String, encoding As Encoding) As Boolean |
| 101 | Return GetXml(obj, obj.GetType).SaveTo(path, encoding) |
| 102 | End Function |
| 103 | End Module |
| 104 | End Namespace |