/// <summary>
/// 获取特性
/// </summary>
/// <typeparam name="T">Attribute类型</typeparam>
/// <param name="element">MemberInfo</param>
/// <returns></returns>
private static T GetCustomAttribute <T>(MemberInfo element) where T : Attribute
{
T result;
Type attrType = typeof(T);
AttrDictEntry key = CalculateKey(element, attrType, true);
result = (T)attributeDictionary.GetOrAdd(key, (t) => (T)Attribute.GetCustomAttribute(element, attrType));
return(result);
}
public static T GetCustomAttribute <T>(MemberInfo element) where T : Attribute
{
T result = default(T);
System.Type attrType = typeof(T);
AttrDictEntry key = CalculateKey(element, attrType, true);
lock (AttributeHelper.dictionary)
{
if (AttributeHelper.dictionary.ContainsKey(key))
{
result = (T)AttributeHelper.dictionary[key];
}
else
{
result = (T)Attribute.GetCustomAttribute(element, attrType);
AttributeHelper.dictionary[key] = result;
}
}
return(result);
}
public static T GetCustomAttribute <T>(MemberInfo element) where T : Attribute
{
T result = default(T);
System.Type attrType = typeof(T);
AttrDictEntry key = CalculateKey(element, attrType, true);
lock (AttributeHelper.dictionary)
{
Attribute data = null;
if (AttributeHelper.dictionary.TryGetValue(key, out data) == false)
{
data = (T)Attribute.GetCustomAttribute(element, attrType);
AttributeHelper.dictionary.Add(key, data);
}
result = (T)data;
}
return(result);
}
