private void ProxyMethodTest(Int32 test)
{
//获取当前方法的签名字符串，注意！此处之所以不直接用获取到的方法信息，
//是因为当前获取到的是动态生成的代理类的接口的方法的实现，并没有继承接口方法的特性
//详情请查看单元测试项目 Biobank.Function.TestUnit/ServiceModel/ServiceModelTest
String methodSignName = System.Reflection.MethodBase.GetCurrentMethod().ToString();
//获取接口方法信息
var methodInfo = EmitMetadataCache.GetMethodInfo(_interfaceType, methodSignName);
// _handler.InovkeHandle(this, _interfaceType, methodInfo,);
}
public Object CreateProxy(Type interfaceType)
{
Object proxy = null;
Start:
Func <IInvokeHandler, Type, Object> proxyFunc = GetProxyCreateDelegate(interfaceType);
if (proxyFunc == null)
{
lock (_SyncObject)
{
if (proxyFunc == null)
{
Type proxyType = GetProxyType(interfaceType);
if (proxyType == null)
{
EmitMetadataCache.Add(interfaceType);
proxyType = DynamicallyCreateProxyType(interfaceType);
AddProxyTypeCache(interfaceType, proxyType);
}
//public DynamicProxy(IInvokeHandler handler,Type interfaceType)
//Object proxy=(Object)(new ProxyType(handler,interfaceType));
var proxyTypeConstructor = proxyType.GetConstructor(new Type[] { typeof(IInvokeHandler), typeof(Type) });
var handlerParameterExpression = Expression.Parameter(typeof(IInvokeHandler));
var typeParameterExpression = Expression.Parameter(typeof(Type));
var newExpression = Expression.New(proxyTypeConstructor, new Expression[] {
handlerParameterExpression, typeParameterExpression
});
Expression castExpression = Expression.Convert(newExpression, typeof(Object));
proxyFunc = Expression.Lambda <Func <IInvokeHandler, Type, Object> >(
newExpression,
handlerParameterExpression,
typeParameterExpression).Compile();
AddProxyCreateDelegateCache(interfaceType, proxyFunc);
}
else
{
goto Start;
}
}
}
var invokeHandler = this.InvokeHandlerFactory;
invokeHandler.Initialize();
proxy = proxyFunc.Invoke(invokeHandler, interfaceType);
return(proxy);
}
