/// <summary>
/// 创建一个对象
/// </summary>
/// <param name="type">参数类型,不能为空值</param>
/// <param name="limit">参数限制</param>
/// <param name="range">参数范围，如果参数限制值为JFValueLimit.MinLimit/MaxLimit/Options，此值不能为空</param>
/// <param name="maxLength">如果参数为数组类型，maxLength为最大长度限制， <0时表示无长度限制</param>
/// <param name="summary">参数简介文本，可为空值</param>
/// <returns></returns>
public static JFParamDescribe Create(string name, Type type, JFValueLimit limit, object[] range, string summary = null, int maxCollectionLength = -1)
{
if (null == type)
{
throw new ArgumentNullException("JFParamDescribe.Create(Type type....) failed By:type = null");
}
if ((limit & JFValueLimit.MinLimit) != 0 && (limit & JFValueLimit.MaxLimit) != 0)//同时有最大/最小值限制
{
if (null == range || range.Length != 2)
{
throw new ArgumentException(string.Format("JFParamDescribe.Create(type = {0},limit = {1}, object[] range ...) failed By:{2}",
type.Name, limit.ToString(),
null == range ? "range == null" : ("range's count = " + range.Length + "!Must be 2 ")));
}
}
if ((limit & JFValueLimit.MinLimit) != 0 || (limit & JFValueLimit.MaxLimit) != 0)// || (limit & JFValueLimit.Options) != 0 )
{
if (null == range || range.Length == 0)
{
throw new ArgumentException(string.Format("JFParamDescribe.Create(type = {0},limit = {1}, object[] range ...) failed By:range is null or empty!",
type.Name, limit.ToString()));
}
}
if ((limit & JFValueLimit.Options) != 0)
{
if (null == range)
{
range = new object[] { }
}
}
;
return(new JFParamDescribe(name, type, limit, range, maxCollectionLength, summary));
}
internal JFParamDescribe(string name, Type type, JFValueLimit limit, object[] range, int maxLength, string summary)
{
DisplayName = name;
ParamType = type;
ParamLimit = limit;
if (null != range && range.Length > 0)
{
ParamRange = new object[range.Length];
Array.Copy(range, ParamRange, range.Length);
}
else
{
ParamRange = null;
}
CollectionMaxLength = maxLength;
ParamSummary = summary;
}