protected override bool PreInvoke(ChoMemberInfo memberInfo)
{
object oldValue = ChoType.GetMemberValue(this, memberInfo.Info);
object newValue = memberInfo.Value;
bool isEqual = IsMemeberValueEqualInternal(memberInfo.Info, oldValue, newValue);
if (!isEqual)
{
if (memberInfo.DirtyOperation)
{
string propertyName = ChoType.GetMemberName(memberInfo.Info);
try
{
bool handled = RaiseBeforeConfigurationObjectMemberLoaded(memberInfo.Name, propertyName, oldValue, ref newValue);
memberInfo.Value = newValue;
return(!handled);
}
catch (Exception ex)
{
if (!RaiseConfigurationObjectMemberLoadError(memberInfo.Name, propertyName, newValue, ex))
{
throw;
}
}
}
return(true);
}
else
{
return(!isEqual);
}
}
protected override void PostInvoke(ChoMemberInfo memberInfo)
{
object newValue = memberInfo.Value;
if (memberInfo.DirtyOperation)
{
string propertyName = ChoType.GetMemberName(memberInfo.Info);
if (memberInfo.Exception == null)
{
RaiseAfterConfigurationObjectMemberLoaded(memberInfo.Name, propertyName, newValue);
}
else
{
if (!RaiseConfigurationObjectMemberLoadError(memberInfo.Name, propertyName, newValue, memberInfo.Exception))
{
throw new ChoConfigurationObjectPostInvokeException("Error while loading configuration member load operation.", memberInfo.Exception);
}
else
{
memberInfo.ReturnMessage = new ReturnMessage(null, memberInfo.MethodCallMsg);
}
}
}
if (memberInfo.DirtyOperation && Dirty && !IsReadOnly() && Initialized)
{
ChoPropertyInfoAttribute memberInfoAttribute = ChoType.GetMemberAttribute(memberInfo.Info, typeof(ChoPropertyInfoAttribute)) as ChoPropertyInfoAttribute;
if (memberInfoAttribute == null || memberInfoAttribute.Persistable)
{
Persist();
}
SetDirty(false);
}
}
/// In the Invoke Method we do our interception work.
public override IMessage Invoke(IMessage msg)
{
IMethodMessage returnMsg = null;
if (msg is IConstructionCallMessage)
{
_realObject = GetInstance(msg as IConstructionCallMessage, ref returnMsg);
_objType = ((IConstructionCallMessage)msg).ActivationType;
//SetStubData(this, _realObject);
}
else
{
if (!_isInit)
{
DoObjectInitialize(_target);
_isInit = true;
}
///the MethodCallMessageWrapper provides read/write access to the method call arguments.
MethodCallMessageWrapper methodCallMsg = new MethodCallMessageWrapper((IMethodCallMessage)msg);
///This is the reflected method base of the called method.
MethodInfo methodInfo = (MethodInfo)methodCallMsg.MethodBase;
///This is the object we are proxying.
MarshalByRefObject owner = _target;
//MarshalByRefObject owner = _realObject as MarshalByRefObject;
///Some basic initializations for later use
if (owner != null)
{
ChoMemberInfo memberInfo = new ChoMemberInfo(owner, _objType, methodCallMsg);
if (!ChoType.IsValidObjectMember(memberInfo.Info))
{
//|| ChoType.GetAttribute<ChoPropertyInfoAttribute>(memberInfo.Info, false) == null)
return(RemotingServices.ExecuteMessage(owner, methodCallMsg));
}
return(ExecuteMethod(ref returnMsg, methodCallMsg, owner, memberInfo));
//if (methodCallMsg.LogicalCallContext.GetData("CallerId") != null)
// return ExecuteMethod(ref returnMsg, methodCallMsg, owner, memberInfo);
//else
//{
// methodCallMsg.LogicalCallContext.SetData("CallerId", ChoRandom.NextRandom());
// IChoAsyncResult result = ChoQueuedExecutionService.Global.Enqueue(() =>
// {
// return ExecuteMethod(ref returnMsg, methodCallMsg, owner, memberInfo);
// });
// return (IMessage)result.EndInvoke();
//}
}
else
{
return(new ReturnMessage(new NullReferenceException("Missing target object."), methodCallMsg));
}
}
return(returnMsg);
}
protected override void PostInvoke(ChoMemberInfo memberInfo)
{
if (memberInfo.Exception != null)
{
//if (RaiseCommandLineArgLoadError(memberInfo.Name, memberInfo.Value, memberInfo.Exception))
// memberInfo.Exception = null;
}
}
protected override bool PreInvoke(ChoMemberInfo memberInfo)
{
object oldValue = ChoType.GetMemberValue(this, memberInfo.Info);
object newValue = memberInfo.Value;
bool isEqual = IsMemeberValueEqualInternal(memberInfo.Info, oldValue, newValue);
if (!isEqual)
{
if (memberInfo.DirtyOperation)
{
string propertyName = ChoType.GetMemberName(memberInfo.Info);
try
{
bool cancel = RaiseBeforeConfigurationObjectMemberSet(memberInfo.Name, propertyName, oldValue, ref newValue);
//if (!cancel)
//{
// //memberInfo.Value = newValue;
// ChoType.SetMemberValue(this, memberInfo.Info, newValue);
// this.OnPropertyChanged(memberInfo.Name);
//}
return(!cancel);
}
catch (Exception ex)
{
if (!RaiseConfigurationObjectMemberSetError(memberInfo.Name, propertyName, newValue, ex))
{
throw new ChoConfigurationObjectPostInvokeException("Error while setting configuration member value.", memberInfo.Exception);
}
}
}
return(true);
}
else
{
return(!isEqual);
}
}
protected override void PostInvoke(ChoMemberInfo memberInfo)
{
object newValue = memberInfo.Value;
if (memberInfo.DirtyOperation)
{
string propertyName = ChoType.GetMemberName(memberInfo.Info);
if (memberInfo.Exception == null)
{
RaiseAfterConfigurationObjectMemberSet(memberInfo.Name, propertyName, newValue);
OnPropertyChanged(memberInfo.Name);
}
else
{
if (!RaiseConfigurationObjectMemberSetError(memberInfo.Name, propertyName, newValue, memberInfo.Exception))
{
memberInfo.Exception = new ChoConfigurationObjectPostInvokeException("Error while setting '{0}' configuration member value.".FormatString(memberInfo.Name), memberInfo.Exception);
}
else
{
memberInfo.Exception = null;
}
}
}
if (memberInfo.DirtyOperation /*&& Dirty */ && !IsReadOnly() && Initialized)
{
ChoPropertyInfoAttribute memberInfoAttribute = ChoType.GetMemberAttribute(memberInfo.Info, typeof(ChoPropertyInfoAttribute)) as ChoPropertyInfoAttribute;
if (memberInfoAttribute == null || memberInfoAttribute.Persistable)
{
Persist();
}
SetDirty(false);
}
}
private ReturnMessage ExecuteMethod(ref IMethodMessage returnMsg, MethodCallMessageWrapper methodCallMsg, MarshalByRefObject owner, ChoMemberInfo memberInfo)
{
try
{
PreMethodInvoke(owner, methodCallMsg, memberInfo);
returnMsg = RemotingServices.ExecuteMessage(owner, methodCallMsg);
memberInfo.ReturnMessage = returnMsg as ReturnMessage;
if (memberInfo.Info != null)
{
memberInfo.MethodMsg = returnMsg;
}
PostMethodInvoke(owner, methodCallMsg, memberInfo);
return(memberInfo.ReturnMessage);
}
catch (TargetInvocationException ex)
{
return(new ReturnMessage(ex.InnerException, methodCallMsg));
}
catch (ChoFatalApplicationException)
{
throw;
}
catch (Exception ex)
{
//Trace.TraceError(ex.ToString());
ChoInterceptableObject interceptableObject = owner as ChoInterceptableObject;
if (interceptableObject != null && interceptableObject.Initialized)
{
if (interceptableObject.IsConfigObjectSilent)
{
ChoConfigurationObjectErrorManagerService.SetObjectMemberError(interceptableObject, memberInfo.Name,
String.Format(Resources.ConfigConstructMsg, ChoString.ToString(memberInfo.Value), ex.Message));
//PostMethodInvoke(owner, methodCallMsg, memberInfo);
//return new ReturnMessage(null, methodCallMsg);
}
}
string msg = "{0}: {1}".FormatString(memberInfo.Name, String.Format(Resources.ConfigConstructMsg, ChoString.ToString(memberInfo.Value), ex.Message));
ChoValidationException ex1 = new ChoValidationException(msg);
if (OnMemberError(owner, memberInfo, ref ex))
{
return(new ReturnMessage(null, null, 0, null, methodCallMsg));
}
else
{
return(new ReturnMessage(ex1, methodCallMsg));
}
}
}
protected virtual void PostInvoke(ChoMemberInfo memberInfo)
{
}
internal void PostInvokeInternal(ChoMemberInfo memberInfo)
{
PostInvoke(memberInfo);
}
protected virtual bool PreInvoke(ChoMemberInfo memberInfo)
{
return(false);
}
internal bool PreInvokeInternal(ChoMemberInfo memberInfo)
{
return(PreInvoke(memberInfo));
}
public virtual void PreMethodInvoke(object owner, MethodCallMessageWrapper methodCallMsg, ChoMemberInfo memberInfo)
{
MethodInfo methodInfo = (MethodInfo)methodCallMsg.MethodBase;
ChoInterceptableObject interceptableObject = owner as ChoInterceptableObject;
if (interceptableObject != null)
{
if (memberInfo.DirtyOperation && !interceptableObject.Silent)
{
if (interceptableObject.PreInvokeInternal(memberInfo))
{
if (interceptableObject.Initialized)
{
interceptableObject.SetDirty(memberInfo.DirtyOperation);
}
else
{
interceptableObject.IsModified = true;
}
}
else
{
return;
}
}
}
if (memberInfo.Info != null)
{
if (memberInfo.DirtyOperation)
{
ChoValidation.Validate(memberInfo.Info, memberInfo.Value);
if (interceptableObject != null && interceptableObject.Initialized)
{
ChoConfigurationObjectErrorManagerService.ResetObjectMemberError(interceptableObject, memberInfo.Name);
}
}
}
}
protected internal virtual bool OnMemberError(MarshalByRefObject owner, ChoMemberInfo memberInfo, ref Exception ex)
{
return(false);
}
private void DoPostMethodInvoke(MethodCallMessageWrapper methodCallMsg, MarshalByRefObject owner, ChoMemberInfo memberInfo)
{
try
{
PostMethodInvoke(owner, methodCallMsg, memberInfo);
}
catch { }
if (memberInfo.Exception == null)
{
if (memberInfo.ReturnMessage == null)
{
memberInfo.ReturnMessage = new ReturnMessage(null, null, 0, null, methodCallMsg);
}
}
else
{
memberInfo.ReturnMessage = new ReturnMessage(memberInfo.Exception, methodCallMsg);
}
}
/// In the Invoke Method we do our interception work.
public override IMessage Invoke(IMessage msg)
{
if (msg is IConstructionCallMessage)
{
ChoRealProxyInstanceState instance = GetInstance(msg as IConstructionCallMessage);
if (instance.Exception != null)
{
throw instance.Exception;
}
_target = instance.Target;
return(EnterpriseServicesHelper.CreateConstructionReturnMessage(msg as IConstructionCallMessage, (MarshalByRefObject)this.GetTransparentProxy()));
}
else
{
IMethodMessage returnMsg = null;
ChoRealProxyInstanceState instance = _instances[_target.GetType()];
if (!instance.IsInitialized)
{
DoObjectInitialize(_target);
instance.IsInitialized = true;
}
///the MethodCallMessageWrapper provides read/write access to the method call arguments.
MethodCallMessageWrapper methodCallMsg = new MethodCallMessageWrapper((IMethodCallMessage)msg);
///This is the reflected method base of the called method.
MethodInfo methodInfo = (MethodInfo)methodCallMsg.MethodBase;
///This is the object we are proxying.
MarshalByRefObject owner = _target as MarshalByRefObject;
//MarshalByRefObject owner = _realObject as MarshalByRefObject;
///Some basic initializations for later use
if (owner != null)
{
ChoMemberInfo memberInfo = new ChoMemberInfo(owner, _objType, methodCallMsg);
if (!ChoType.IsValidObjectMember(memberInfo.Info))
{
return(RemotingServices.ExecuteMessage(owner, methodCallMsg));
}
return(ExecuteMethod(ref returnMsg, methodCallMsg, owner, memberInfo));
//if (methodCallMsg.LogicalCallContext.GetData("CallerId") != null)
// return ExecuteMethod(ref returnMsg, methodCallMsg, owner, memberInfo);
//else
//{
// methodCallMsg.LogicalCallContext.SetData("CallerId", ChoRandom.NextRandom());
// IChoAsyncResult result = ChoQueuedExecutionService.Global.Enqueue(() =>
// {
// return ExecuteMethod(ref returnMsg, methodCallMsg, owner, memberInfo);
// });
// return (IMessage)result.EndInvoke();
//}
}
else
{
return(new ReturnMessage(new NullReferenceException("Missing target object."), methodCallMsg));
}
}
}
public virtual void PostMethodInvoke(object owner, MethodCallMessageWrapper methodCallMsg, ChoMemberInfo memberInfo)
{
MethodInfo methodInfo = (MethodInfo)methodCallMsg.MethodBase;
ChoInterceptableObject interceptableObject = owner as ChoInterceptableObject;
//if (memberInfo.Info != null)
//{
// if (memberInfo.DirtyOperation)
// {
// ChoValidation.Validate(memberInfo.Info, memberInfo.Value);
// if (interceptableObject.Initialized)
// ChoConfigurationObjectErrorManagerService.ResetObjectMemberError(interceptableObject, memberInfo.Name);
// }
//}
if (interceptableObject != null)
{
interceptableObject.PostInvokeInternal(memberInfo);
}
}
/// In the Invoke Method we do our interception work.
public override IMessage Invoke(IMessage msg)
{
///the MethodCallMessageWrapper provides read/write access to the method call arguments.
MethodCallMessageWrapper methodCallMsg = new MethodCallMessageWrapper((IMethodCallMessage)msg);
///This is the reflected method base of the called method.
MethodInfo methodInfo = (MethodInfo)methodCallMsg.MethodBase;
///This is the object we are proxying.
MarshalByRefObject owner = GetUnwrappedServer();
///Some basic initializations for later use
IMethodReturnMessage returnMsg = null;
if (owner != null)
{
ChoMemberInfo memberInfo = new ChoMemberInfo(owner, methodCallMsg);
try
{
lock (this)
{
if (owner is ChoInterceptableObject && memberInfo.DirtyOperation && !((ChoInterceptableObject)owner).Silent)
{
((ChoInterceptableObject)owner).SetDirty(memberInfo.DirtyOperation);
}
if (owner is ChoInterceptableObject)
{
((ChoInterceptableObject)owner).PreInvoke(methodCallMsg, memberInfo);
}
if (memberInfo.Info != null)
{
foreach (IChoBeforeMemberCallAttribute beforeMemberCallAttribute in ChoType.GetMemberAttributesByBaseType(memberInfo.Info,
typeof(IChoBeforeMemberCallAttribute)))
{
beforeMemberCallAttribute.Validate(memberInfo.Value, ((ChoInterceptableObject)owner).Silent);
}
}
//outVal = methodInfo.Invoke(owner, methodCallMsg.Args);
returnMsg = RemotingServices.ExecuteMessage(owner, methodCallMsg);
if (memberInfo.Info != null)
{
memberInfo.MethodMsg = returnMsg;
foreach (IChoAfterMemberCallAttribute afterMemberCallAttribute in ChoType.GetMemberAttributesByBaseType(memberInfo.Info,
typeof(IChoAfterMemberCallAttribute)))
{
afterMemberCallAttribute.Validate(memberInfo.Value, ((ChoInterceptableObject)owner).Silent);
}
}
if (owner is ChoInterceptableObject)
{
((ChoInterceptableObject)owner).PostInvoke(methodCallMsg, memberInfo);
}
return(returnMsg); // new ReturnMessage(outVal, methodCallMsg.Args, methodCallMsg.Args.Length, methodCallMsg.LogicalCallContext, methodCallMsg);
}
}
catch (TargetInvocationException ex)
{
return(new ReturnMessage(ex.InnerException, methodCallMsg));
}
}
throw new NullReferenceException("Missing target object.");
}
