public IList <IStrategyAssembly> Scan(String path)
{
if (!Directory.Exists(path))
{
return(new List <IStrategyAssembly>());
}
String[] files = Directory.GetFiles(path, "*.dll", SearchOption.AllDirectories);
List <IStrategyAssembly> plugins = new List <IStrategyAssembly>();
for (int i = 0; i < files.Length; i++)
{
string file = files[i];
if (IsIgnoreDll(file))
{
continue;
}
StrategyAssembly strategyAssembly = GetAssembly(file);
if (strategyAssembly != null && strategyAssembly.GetAllStrategies().Count > 0)
{
plugins.Add(strategyAssembly);
}
}
return(plugins);
}
internal static StrategyAssembly Create(string path)
{
//try
//{
StrategyAssembly strategyAssembly = new StrategyAssembly();
byte[] buffer = System.IO.File.ReadAllBytes(path);
Assembly ass = Assembly.Load(buffer);
//Assembly ass = Assembly.LoadFrom(path);
if (ass == null)
{
return(null);
}
strategyAssembly.fullPath = path;
strategyAssembly.assemblyName = ass.GetName().Name;
Type[] types = ass.GetTypes();
for (int i = 0; i < types.Length; i++)
{
Type classType = types[i];
//类上定义了特性才行
Type attributeType = typeof(StrategyAttribute);
if (!classType.IsDefined(attributeType, false))
{
continue;
}
Type inheritType = classType.GetInterface(typeof(IStrategy).FullName);
if (inheritType == null)
{
continue;
}
var attributes = classType.GetCustomAttributes();
foreach (var attribute in attributes)
{
if (attribute.GetType() == attributeType)
{
string id = (String)attribute.GetType().GetProperty("ID").GetValue(attribute);
String name = (String)attribute.GetType().GetProperty("Name").GetValue(attribute);
string desc = (String)attribute.GetType().GetProperty("Desc").GetValue(attribute);
string spath = (String)attribute.GetType().GetProperty("Path").GetValue(attribute);
StrategyInfo strategyInfo = new StrategyInfo(strategyAssembly, classType, id, name, desc, spath);
strategyAssembly.AddStrategyInfo(strategyInfo);
}
}
}
strategyAssembly.InitPaths();
return(strategyAssembly);
//}
//catch (Exception e)
//{
// //Console.WriteLine(e.Data);
// return null;
//}
}
/// <summary>
/// 刷新一个assembly
/// </summary>
/// <param name="ass"></param>
public void Refresh(IStrategyAssembly ass)
{
int index = this.assemblies.IndexOf(ass);
this.assemblies.Remove(ass);
string path = ass.FullPath;
StrategyAssembly newAss = StrategyAssembly.Create(path);
if (newAss != null)
{
this.assemblies.Insert(index, newAss);
}
}
public static StrategyAssembly GetAssembly(string file)
{
return(StrategyAssembly.Create(file));
}
