/// <summary>
/// 向总线上注册事件
/// </summary>
///<param name="handlerType">处理器类型</param>
/// <returns>返回操作的结果</returns>
public bool RegisterHandler(Type handlerType)
{
if (handlerType == null || handlerType.IsInterface)
{
return(false);
}
var exportAttributes = handlerType.GetCustomAttributes(typeof(RuleExportAttribute), false);
if (exportAttributes == null || exportAttributes.Length == 0)
{
return(false);
}
RuleExportAttribute exportAttribute = exportAttributes[0] as RuleExportAttribute;
if (exportAttribute == null)
{
return(false);
}
Type eventType = null;
if (exportAttribute.InterfaceType.GetGenericArguments().Length > 0)
{
eventType = exportAttribute.InterfaceType.GetGenericArguments()[0];
}
else
{
eventType = exportAttribute.InterfaceType;
}
if (eventType == null)
{
return(false);
}
if (ruleHandlerContainer.ContainsKey(eventType))
{
ruleHandlerContainer[eventType].Add(new RuleHandlerKeyValuePair()
{
InterfaceType = exportAttribute.InterfaceType,
ImplementType = handlerType
});
}
else
{
IList <RuleHandlerKeyValuePair> tempTypes = new List <RuleHandlerKeyValuePair>();
tempTypes.Add(new RuleHandlerKeyValuePair()
{
InterfaceType = exportAttribute.InterfaceType,
ImplementType = handlerType
});
ruleHandlerContainer.Add(eventType, tempTypes);
}
return(true);
}
/// <summary>
/// 取消注册事件
/// </summary>
/// <param name="handlerType"></param>
/// <returns></returns>
public bool UnregisterHandler(Type handlerType)
{
if (handlerType == null || handlerType.IsInterface)
{
return(false);
}
var exportAttributes = handlerType.GetCustomAttributes(typeof(RuleExportAttribute), false);
if (exportAttributes == null || exportAttributes.Length == 0)
{
return(false);
}
RuleExportAttribute exportAttribute = exportAttributes[0] as RuleExportAttribute;
if (exportAttribute == null)
{
return(false);
}
var eventType = exportAttribute.InterfaceType.GetGenericArguments()[0];
if (eventType == null)
{
return(false);
}
if (ruleHandlerContainer.ContainsKey(eventType))
{
var deleteEventlist = ruleHandlerContainer[eventType].Where(pre => pre.ImplementType == handlerType || pre.InterfaceType == handlerType)
.ToList();
for (int i = 0; i < deleteEventlist.Count; i++)
{
ruleHandlerContainer[eventType].Remove(deleteEventlist[i]);
}
return(true);
}
return(false);
}
private Type GetRuleType(Type type)
{
Type interfaceType = null;
var ruleExportAttributes = type.GetCustomAttributes(typeof(RuleExportAttribute), false);
if (ruleExportAttributes == null || ruleExportAttributes.Length == 0)
{
return(interfaceType);
}
RuleExportAttribute ruleExportAttribute = ruleExportAttributes[0] as RuleExportAttribute;
if (ruleExportAttribute == null)
{
return(interfaceType);
}
interfaceType = ruleExportAttribute.InterfaceType;
return(interfaceType);
}
internal static void RegisterType(Type type, string lifeCycle)
{
var exportAttributes = type.GetCustomAttributes(typeof(RuleExportAttribute), false);
if (exportAttributes == null || exportAttributes.Length == 0)
{
return;
}
RuleExportAttribute exportAttribute = exportAttributes[0] as RuleExportAttribute;
switch (GetObjectLifeCycle(lifeCycle))
{
case ObjectLifeCycle.Singleton:
unityContainer.RegisterInstance(exportAttribute.InterfaceType, Activator.CreateInstance(type));
var tempArguments = exportAttribute.InterfaceType.GetGenericArguments();
var eventType = tempArguments.Count() > 0 ? tempArguments[0] : exportAttribute.InterfaceType;
if (ruleHandlerContainer.ContainsKey(eventType))
{
ruleHandlerContainer[eventType].Add(new RuleHandlerKeyValuePair()
{
InterfaceType = exportAttribute.InterfaceType,
ImplementType = type
});
}
else
{
IList <RuleHandlerKeyValuePair> tempTypes = new List <RuleHandlerKeyValuePair>();
tempTypes.Add(new RuleHandlerKeyValuePair()
{
InterfaceType = exportAttribute.InterfaceType,
ImplementType = type
});
ruleHandlerContainer.Add(eventType, tempTypes);
}
break;
case ObjectLifeCycle.New:
//foreach (var tempInstance in objectInterfaces)
unityContainer.RegisterType(exportAttribute.InterfaceType, type);
var tempArguments1 = exportAttribute.InterfaceType.GetGenericArguments();
var eventType1 = tempArguments1.Count() > 0 ? tempArguments1[0] : exportAttribute.InterfaceType;
if (ruleHandlerContainer.ContainsKey(eventType1))
{
ruleHandlerContainer[eventType1].Add(new RuleHandlerKeyValuePair()
{
InterfaceType = exportAttribute.InterfaceType,
ImplementType = type
});
}
else
{
IList <RuleHandlerKeyValuePair> tempTypes = new List <RuleHandlerKeyValuePair>();
tempTypes.Add(new RuleHandlerKeyValuePair()
{
InterfaceType = exportAttribute.InterfaceType,
ImplementType = type
});
ruleHandlerContainer.Add(eventType1, tempTypes);
}
break;
}
}
