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67 lines
2.5 KiB
Markdown
67 lines
2.5 KiB
Markdown
# IP2Region.Net
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.NET client library for IP2Region
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## Installation
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Install the package with [NuGet](https://www.nuget.org/packages/IP2Region.Net)
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```bash
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Install-Package IP2Region.Net
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```
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## Usage
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```csharp
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using IP2Region.Net.Abstractions;
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using IP2Region.Net.XDB;
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ISearcher searcher = new Searcher(CachePolicy , "your xdb file path");
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```
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### Cache Policy Description
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| Cache Policy | Description | Thread Safe |
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|-------------------------|------------------------------------------------------------------------------------------------------------|-------------|
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| CachePolicy.Content | Cache the entire `xdb` data. | Yes |
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| CachePolicy.VectorIndex | Cache `vecotorIndex` to speed up queries and reduce system io pressure by reducing one fixed IO operation. | Yes |
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| CachePolicy.File | Completely file-based queries | Yes |
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### XDB File Description
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Generate using [maker](https://github.com/lionsoul2014/ip2region/tree/master/maker/csharp), or [download](https://github.com/lionsoul2014/ip2region/blob/master/data/ip2region.xdb) pre-generated xdb files
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## ASP.NET Core Usage
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```csharp
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services.AddIP2RegionService("your xdb file path", cachePolicy: CachePolicy.Content);
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```
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NET6/7
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```csharp
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provider.GetRequiredService<ISearcher>()
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```
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NET8+ support keyed service
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```csharp
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provider.GetRequiredKeyedService<ISearcher>("IP2Region.Net");
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```
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## Performance
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``` ini
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BenchmarkDotNet=v0.13.2, OS=macOS 13.4.1 (c) (22F770820d) [Darwin 22.5.0]
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Apple M1, 1 CPU, 8 logical and 8 physical cores
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.NET SDK=7.0.306
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[Host] : .NET 6.0.20 (6.0.2023.32017), Arm64 RyuJIT AdvSIMD
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DefaultJob : .NET 6.0.20 (6.0.2023.32017), Arm64 RyuJIT AdvSIMD
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```
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| Method | Mean | Error | StdDev |
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|------------------------ |-------------:|----------:|----------:|
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| CachePolicy_Content | 58.32 ns | 0.182 ns | 0.170 ns |
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| CachePolicy_File | 16,417.56 ns | 50.569 ns | 47.302 ns |
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| CachePolicy_VectorIndex | 9,348.11 ns | 38.492 ns | 65.363 ns |
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## Contributing
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Pull requests are welcome. For major changes, please open an issue first to discuss what you would like to change.
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Please make sure to update tests as appropriate.
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## License
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[Apache License 2.0](https://github.com/lionsoul2014/ip2region/blob/master/LICENSE.md) |