using Microsoft.Extensions.DependencyModel;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Runtime.Loader;
using System.Threading.Tasks;
namespace ABenNetCore.FluentValidation.WebApi
{
/// <summary>
/// 查找当前项目所有程序集的方法System.AppDomain.CurrentDomain.GetAssemblies();
/// https://www.cnblogs.com/xibei666/p/6243424.html
/// </summary>
public class RuntimeHelper
{
/// <summary>
/// https://www.cnblogs.com/yanglang/p/6866165.html
/// 获取项目程序集,排除所有的系统程序集(Microsoft.***、System.***等)、Nuget下载包
/// </summary>
/// <returns></returns>
public static IList<Assembly> GetAllAssemblies(string includeAssemblyStartsName = "")
{
var list = new List<Assembly>();
var deps = DependencyContext.Default;
var libs = deps.CompileLibraries.Where(lib => !lib.Serviceable && lib.Type != "package" && lib.Name.StartsWith(includeAssemblyStartsName));//排除所有的系统程序集、Nuget下载包
foreach (var lib in libs)
{
try
{
var assembly = AssemblyLoadContext.Default.LoadFromAssemblyName(new AssemblyName(lib.Name));
list.Add(assembly);
}
catch (Exception)
{
// ignored
}
}
return list;
}
public static Assembly GetAssembly(string assemblyName)
{
return GetAllAssemblies().FirstOrDefault(assembly => assembly.FullName.Contains(assemblyName));
}
public static IList<Type> GetAllTypes()
{
var list = new List<Type>();
foreach (var assembly in GetAllAssemblies())
{
var typeInfos = assembly.DefinedTypes;
foreach (var typeInfo in typeInfos)
{
list.Add(typeInfo.AsType());
}
}
return list;
}
public static IList<Type> GetTypesByAssembly(string assemblyName)
{
var list = new List<Type>();
var assembly = AssemblyLoadContext.Default.LoadFromAssemblyName(new AssemblyName(assemblyName));
var typeInfos = assembly.DefinedTypes;
foreach (var typeInfo in typeInfos)
{
list.Add(typeInfo.AsType());
}
return list;
}
public static Type GetImplementType(string typeName, Type baseInterfaceType)
{
return GetAllTypes().FirstOrDefault(t =>
{
if (t.Name == typeName &&
t.GetTypeInfo().GetInterfaces().Any(b => b.Name == baseInterfaceType.Name))
{
var typeInfo = t.GetTypeInfo();
return typeInfo.IsClass && !typeInfo.IsAbstract && !typeInfo.IsGenericType;
}
return false;
});
}
}
}