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add IPluginLateInitialization interface

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This commit is contained in:
Pascal
2024-05-03 06:52:52 +02:00
parent 2004ba4b30
commit 44557b66c6
2 changed files with 30 additions and 15 deletions
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13
Pilz.Plugins/IPluginLateInitialization.cs Normal file
View File

@@ -0,0 +1,13 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Pilz.Plugins
{
public interface IPluginLateInitialization
{
abstract void LateInit();
}
}

32
Pilz.Plugins/PluginManagerT.cs
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@@ -12,19 +12,19 @@ namespace Pilz.Plugins
{
public class PluginManager<TPluginInterface, TPluginRuntimeInfo> where TPluginInterface : class where TPluginRuntimeInfo : PluginRuntimeInfo<TPluginInterface>
{
private readonly List<TPluginRuntimeInfo> loadedPlugins = [];
protected readonly List<TPluginRuntimeInfo> loadedPlugins = [];
/// <summary>
/// The default initialization parameters used when no parameters passed. Commonly used for dynamically loading assemblies.
/// </summary>
public object?[] DefaultParameters { get; set; } = [];
public virtual object?[] DefaultParameters { get; set; } = [];
/// <summary>
/// Returns a list of all currently loaded plugins.
/// </summary>
public IEnumerable<TPluginRuntimeInfo> LoadedPlugins => loadedPlugins.AsReadOnly();
public virtual IEnumerable<TPluginRuntimeInfo> LoadedPlugins => loadedPlugins.AsReadOnly();
private void CurrentDomain_AssemblyLoad(object? sender, AssemblyLoadEventArgs args)
protected void OnCurrentAppDomainAssemblyLoad(object? sender, AssemblyLoadEventArgs args)
{
LoadPlugins(args.LoadedAssembly);
}
@@ -35,7 +35,7 @@ namespace Pilz.Plugins
/// <param name="paths"></param>
/// <param name="parameters"></param>
/// <returns></returns>
public IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadPlugins(string[] paths, params object?[]? parameters)
public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadPlugins(string[] paths, params object?[]? parameters)
{
var results = new List<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>>();
@@ -51,7 +51,7 @@ namespace Pilz.Plugins
/// <param name="paths"></param>
/// <param name="parameters"></param>
/// <returns></returns>
public IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadPlugins(Assembly[] assemblies, params object?[]? parameters)
public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadPlugins(Assembly[] assemblies, params object?[]? parameters)
{
var results = new List<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>>();
@@ -65,7 +65,7 @@ namespace Pilz.Plugins
/// Loads plugins from already loaded assemblies for the current <see cref="AppDomain.CurrentDomain"/>.
/// </summary>
/// <returns></returns>
public IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadOwnPlugins(params object?[]? parameters)
public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadOwnPlugins(params object?[]? parameters)
{
return LoadOwnPlugins(false, parameters);
}
@@ -75,12 +75,12 @@ namespace Pilz.Plugins
/// </summary>
/// <param name="listenAssemblyLoadContext">Do also load plugins from all yet not loaded assemblies by listening the event <see cref="AppDomain.AssemblyLoad"/>.
/// <returns></returns>
public IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadOwnPlugins(bool listenAssemblyLoadContext, params object?[]? parameters)
public virtual IEnumerable<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>> LoadOwnPlugins(bool listenAssemblyLoadContext, params object?[]? parameters)
{
var results = new List<PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>>();
if (listenAssemblyLoadContext)
AppDomain.CurrentDomain.AssemblyLoad += CurrentDomain_AssemblyLoad;
AppDomain.CurrentDomain.AssemblyLoad += OnCurrentAppDomainAssemblyLoad;
foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
results.Add(LoadPlugins(assembly, parameters));
@@ -94,7 +94,7 @@ namespace Pilz.Plugins
/// <param name="path"></param>
/// <param name="parameters"></param>
/// <returns></returns>
public PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugin(string path, params object?[]? parameters)
public virtual PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugin(string path, params object?[]? parameters)
{
var result = new PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>();
var loadContext = new PluginLoadContext(path);
@@ -125,7 +125,7 @@ namespace Pilz.Plugins
/// <param name="assembly"></param>
/// <param name="parameters"></param>
/// <returns></returns>
public PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugins(Assembly assembly, params object?[]? parameters)
public virtual PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugins(Assembly assembly, params object?[]? parameters)
{
var result = new PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>
{
@@ -144,7 +144,7 @@ namespace Pilz.Plugins
/// <typeparam name="TPlugin"></typeparam>
/// <param name="parameters"></param>
/// <returns></returns>
public PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugin<TPlugin>(params object?[]? parameters) where TPlugin : TPluginInterface
public virtual PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> LoadPlugin<TPlugin>(params object?[]? parameters) where TPlugin : TPluginInterface
{
var result = new PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo>
{
@@ -156,9 +156,8 @@ namespace Pilz.Plugins
return result;
}
private void LoadPlugin(PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> result, params object?[]? parameters)
protected void LoadPlugin(PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> result, params object?[]? parameters)
{
if (result.Assembly == null)
result.Status = PluginLoadStatus.NoValidPlugin;
else if (loadedPlugins.Any(n => n.Assembly == result.Assembly))
@@ -173,7 +172,7 @@ namespace Pilz.Plugins
result.Status = PluginLoadStatus.NoValidPlugin;
}
private void LoadPlugin(PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> result, Type type, params object?[]? parameters)
protected void LoadPlugin(PluginLoadInfo<TPluginInterface, TPluginRuntimeInfo> result, Type type, params object?[]? parameters)
{
if (parameters == null || parameters.Length == 0)
parameters = DefaultParameters;
@@ -190,6 +189,9 @@ namespace Pilz.Plugins
{
if (Activator.CreateInstance(type, parameters) is TPluginInterface plugin)
{
if (plugin is IPluginLateInitialization pluginLateInit)
pluginLateInit.LateInit();
info.Plugin = plugin;
info.Status = PluginStatus.Success;
loadedPlugins.Add(info);