1 | /*
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2 | @file Include/Classes/System/IO/StreamWriter.ab
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3 | @brief StreamWriterの実装。
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4 | */
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5 |
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6 | Namespace System
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7 | Namespace IO
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8 |
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9 | /*
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10 | @brief ストリームへの書き込みを行うTextWriterの派生。
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11 | @date 2008/03/09
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12 | @auther Egtra
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13 | */
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14 | Class StreamWriter
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15 | Inherits TextWriter
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16 | Public
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17 | /*
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18 | @date 2008/03/09
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19 | @auther Egtra
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20 | */
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21 | Sub StreamWriter(path As String)
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22 | init(New FileStream(path, FileMode.Create, FileAccess.Write, FileShare.None))
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23 | End Sub
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24 |
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25 | /*
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26 | @date 2008/03/09
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27 | @auther Egtra
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28 | */
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29 | Sub StreamWriter(stream As Stream)
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30 | init(stream)
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31 | End Sub
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32 |
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33 | Override Sub Flush()
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34 | Dim len = buf.Length
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35 | If len > 0 Then
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36 | s.Write(StrPtr(buf) As *Byte, 0, len)
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37 | buf.Length = 0
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38 | End If
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39 | End Sub
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40 |
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41 | Override Sub Write(str As String)
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42 | buf.Append(str)
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43 | Dim len = buf.Length
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44 | If len >= 2048 Then
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45 | s.Write(StrPtr(buf) As *Byte, 0, len)
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46 | buf.Length = 0
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47 | End If
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48 | End Sub
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49 |
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50 | Override Sub Write(x As Boolean)
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51 | buf.Append(x)
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52 | End Sub
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53 |
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54 | Override Sub Write(x As Char)
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55 | buf.Append(x)
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56 | End Sub
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57 |
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58 | Override Sub Write(x As Byte)
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59 | buf.Append(x)
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60 | End Sub
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61 | #ifdef UNICODE
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62 | Override Sub Write(x As SByte)
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63 | buf.Append(x)
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64 | End Sub
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65 | #else
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66 | Override Sub Write(x As Word)
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67 | buf.Append(x)
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68 | End Sub
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69 | #endif
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70 | Override Sub Write(x As Integer)
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71 | buf.Append(x)
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72 | End Sub
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73 |
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74 | Override Sub Write(x As DWord)
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75 | buf.Append(x)
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76 | End Sub
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77 |
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78 | Override Sub Write(x As Long)
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79 | buf.Append(x)
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80 | End Sub
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81 |
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82 | Override Sub Write(x As QWord)
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83 | buf.Append(x)
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84 | End Sub
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85 |
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86 | Override Sub Write(x As Int64)
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87 | buf.Append(x)
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88 | End Sub
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89 |
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90 | Override Sub Write(x As Single)
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91 | buf.Append(x)
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92 | End Sub
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93 |
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94 | Override Sub Write(x As Double)
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95 | buf.Append(x)
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96 | End Sub
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97 |
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98 | Override Sub Write(x As Object)
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99 | Write(x.ToString)
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100 | End Sub
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101 |
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102 | Protected
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103 | Override Sub Dispose(disposing As Boolean)
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104 | If disposing Then
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105 | Dim len = buf.Length
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106 | If len > 0 Then
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107 | s.Write(StrPtr(buf) As *Byte, 0, len)
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108 | End If
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109 | s.Dispose()
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110 | End If
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111 | End Sub
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112 |
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113 | Private
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114 | Sub init(stream As Stream)
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115 | s = stream
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116 | buf = New System.Text.StringBuilder(4096)
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117 | End Sub
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118 |
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119 | buf As Text.StringBuilder
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120 | s As System.IO.Stream
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121 | End Class
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122 |
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123 | End Namespace
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124 | End Namespace
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