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Mark J Price 2022-03-14 08:44:08 +00:00
parent 0dbecd11bb
commit e13b6e59f1
6 changed files with 80 additions and 3 deletions
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12
vs4win/Chapter09/Chapter09.sln
View file

@ -9,11 +9,13 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "WorkingWithStreams", "Worki
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "WorkingWithEncodings", "WorkingWithEncodings\WorkingWithEncodings.csproj", "{70A9750E-5C55-4879-B601-20AC5F6CDCB4}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WorkingWithSerialization", "WorkingWithSerialization\WorkingWithSerialization.csproj", "{7493AA42-910F-4FB2-B3D4-34553255BD54}"
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "WorkingWithSerialization", "WorkingWithSerialization\WorkingWithSerialization.csproj", "{7493AA42-910F-4FB2-B3D4-34553255BD54}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WorkingWithJson", "WorkingWithJson\WorkingWithJson.csproj", "{CA13AF96-7EE4-42C4-A671-C373E218726A}"
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "WorkingWithJson", "WorkingWithJson\WorkingWithJson.csproj", "{CA13AF96-7EE4-42C4-A671-C373E218726A}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Ch09Ex02SerializingShapes", "Ch09Ex02SerializingShapes\Ch09Ex02SerializingShapes.csproj", "{27FA94CC-1856-4512-9D09-0214CF846311}"
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Ch09Ex02SerializingShapes", "Ch09Ex02SerializingShapes\Ch09Ex02SerializingShapes.csproj", "{27FA94CC-1856-4512-9D09-0214CF846311}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WorkingWithRandomAccess", "WorkingWithRandomAccess\WorkingWithRandomAccess.csproj", "{EFC99F8A-CB39-48BB-A70D-5D7DB0A001D6}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
@ -45,6 +47,10 @@ Global
{27FA94CC-1856-4512-9D09-0214CF846311}.Debug|Any CPU.Build.0 = Debug|Any CPU
{27FA94CC-1856-4512-9D09-0214CF846311}.Release|Any CPU.ActiveCfg = Release|Any CPU
{27FA94CC-1856-4512-9D09-0214CF846311}.Release|Any CPU.Build.0 = Release|Any CPU
{EFC99F8A-CB39-48BB-A70D-5D7DB0A001D6}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{EFC99F8A-CB39-48BB-A70D-5D7DB0A001D6}.Debug|Any CPU.Build.0 = Debug|Any CPU
{EFC99F8A-CB39-48BB-A70D-5D7DB0A001D6}.Release|Any CPU.ActiveCfg = Release|Any CPU
{EFC99F8A-CB39-48BB-A70D-5D7DB0A001D6}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE

20
vs4win/Chapter09/WorkingWithRandomAccess/Program.cs Normal file
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@ -0,0 +1,20 @@
using Microsoft.Win32.SafeHandles; // SafeFileHandle
using System.Text; // Encoding
using SafeFileHandle handle =
File.OpenHandle(path: "coffee.txt",
mode: FileMode.OpenOrCreate,
access: FileAccess.ReadWrite);
// write to the file
string message = "Café £4.39";
ReadOnlyMemory<byte> buffer = new(Encoding.UTF8.GetBytes(message));
await RandomAccess.WriteAsync(handle, buffer, fileOffset: 0);
// read from the file
long length = RandomAccess.GetLength(handle);
Memory<byte> contentBytes = new(new byte[length]);
await RandomAccess.ReadAsync(handle, contentBytes, fileOffset: 0);
string content = Encoding.UTF8.GetString(contentBytes.ToArray());
WriteLine($"Content of file: {content}");

14
vs4win/Chapter09/WorkingWithRandomAccess/WorkingWithRandomAccess.csproj Normal file
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@ -0,0 +1,14 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net7.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<Using Include="System.Console" Static="true" />
</ItemGroup>
</Project>

3
vscode/Chapter09/Chapter09.code-workspace
View file

@ -9,6 +9,9 @@
{
"path": "WorkingWithEncodings"
},
{
"path": "WorkingWithRandomAccess"
},
{
"path": "WorkingWithSerialization"
},

20
vscode/Chapter09/WorkingWithRandomAccess/Program.cs Normal file
View file

@ -0,0 +1,20 @@
using Microsoft.Win32.SafeHandles; // SafeFileHandle
using System.Text; // Encoding
using SafeFileHandle handle =
File.OpenHandle(path: "coffee.txt",
mode: FileMode.OpenOrCreate,
access: FileAccess.ReadWrite);
// write to the file
string message = "Café £4.39";
ReadOnlyMemory<byte> buffer = new(Encoding.UTF8.GetBytes(message));
await RandomAccess.WriteAsync(handle, buffer, fileOffset: 0);
// read from the file
long length = RandomAccess.GetLength(handle);
Memory<byte> contentBytes = new(new byte[length]);
await RandomAccess.ReadAsync(handle, contentBytes, fileOffset: 0);
string content = Encoding.UTF8.GetString(contentBytes.ToArray());
WriteLine($"Content of file: {content}");

14
vscode/Chapter09/WorkingWithRandomAccess/WorkingWithRandomAccess.csproj Normal file
View file

@ -0,0 +1,14 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net7.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<Using Include="System.Console" Static="true" />
</ItemGroup>
</Project>