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Dev #497

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merged 2 commits into from
Jul 30, 2024
Merged

Dev #497

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cb2b54d
feat: 优化反射的内容
joesdu Jul 30, 2024
e2f0c59
feat: 优化AssemblyHelper可访问属性,便于外部调用.
joesdu Jul 30, 2024
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26 changes: 17 additions & 9 deletions src/EasilyNET.Core/Misc/AssemblyHelper.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -14,8 +14,6 @@ namespace EasilyNET.Core.Misc;
public static class AssemblyHelper
{
private static readonly HashSet<string> Filters = ["dotnet-", "Microsoft.", "mscorlib", "netstandard", "System", "Windows"];
private static readonly IEnumerable<Assembly>? _allAssemblies;
private static readonly IEnumerable<Type>? _allTypes;

/// <summary>
/// 需要排除的项目
Expand All @@ -27,10 +25,20 @@ public static class AssemblyHelper
/// </summary>
static AssemblyHelper()
{
_allAssemblies = DependencyContext.Default?.GetDefaultAssemblyNames().Where(c => c.Name is not null && !Filters.Any(c.Name.StartsWith) && !FilterLibs.Any(c.Name.StartsWith)).Select(Assembly.Load);
_allTypes = _allAssemblies?.SelectMany(c => c.GetTypes());
AllAssemblies = DependencyContext.Default?.GetDefaultAssemblyNames().Where(c => c.Name is not null && !Filters.Any(c.Name.StartsWith) && !FilterLibs.Any(c.Name.StartsWith)).Select(Assembly.Load).ToHashSet();
AllTypes = AllAssemblies?.SelectMany(c => c.GetTypes()).ToHashSet();
}

/// <summary>
/// 获取所有扫描到符合条件的程序集
/// </summary>
public static HashSet<Assembly>? AllAssemblies { get; }

/// <summary>
/// 获取所有扫描到符合条件的程序集中的类型
/// </summary>
public static HashSet<Type>? AllTypes { get; }

/// <summary>
/// 添加排除项目,该排除项目可能会影响AutoDependenceInjection自动注入,请使用的时候自行测试.
/// </summary>
Expand All @@ -42,29 +50,29 @@ static AssemblyHelper()
/// </summary>
/// <param name="assemblyNames"></param>
/// <returns></returns>
public static IEnumerable<Assembly> GetAssembliesByName(params string[] assemblyNames) => assemblyNames.Select(o => AssemblyLoadContext.Default.LoadFromAssemblyPath(Path.Combine(AppContext.BaseDirectory, $"{o}.dll")));
public static HashSet<Assembly> GetAssembliesByName(params string[] assemblyNames) => assemblyNames.Select(o => AssemblyLoadContext.Default.LoadFromAssemblyPath(Path.Combine(AppContext.BaseDirectory, $"{o}.dll"))).ToHashSet();

/// <summary>
/// 查找指定条件的类型
/// </summary>
public static IEnumerable<Type> FindTypes(Func<Type, bool> predicate) => _allTypes!.Where(predicate).ToArray();
public static HashSet<Type> FindTypes(Func<Type, bool> predicate) => AllTypes!.Where(predicate).ToHashSet();

/// <summary>
/// 查找所有指定特性标记的类型
/// </summary>
/// <typeparam name="TAttribute"></typeparam>
/// <returns></returns>
public static IEnumerable<Type> FindTypesByAttribute<TAttribute>() where TAttribute : Attribute => FindTypesByAttribute(typeof(TAttribute));
public static HashSet<Type> FindTypesByAttribute<TAttribute>() where TAttribute : Attribute => FindTypesByAttribute(typeof(TAttribute));

/// <summary>
/// 查找所有指定特性标记的类型
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public static IEnumerable<Type> FindTypesByAttribute(Type type) => _allTypes!.Where(a => a.IsDefined(type, true)).Distinct().ToArray();
public static HashSet<Type> FindTypesByAttribute(Type type) => AllTypes!.Where(a => a.IsDefined(type, true)).Distinct().ToHashSet();

/// <summary>
/// 查找指定条件的类型
/// </summary>
public static IEnumerable<Assembly> FindAllItems(Func<Assembly, bool> predicate) => _allAssemblies!.Where(predicate).ToArray();
public static HashSet<Assembly> FindAllItems(Func<Assembly, bool> predicate) => AllAssemblies!.Where(predicate).ToHashSet();
}