private TypeEntry CreateEntry(DTEValue e)
{
var entryName = e.Name; //条目名称
if (e.Value == null)
{
throw new DTOException(string.Format(Strings.DTONotSpecifyType, GetPathName(entryName)));
}
var valueCode = e.Value.ToString().Trim();
if (valueCode.Length == 0)
{
throw new DTOException(string.Format(Strings.DTONotSpecifyType, GetPathName(entryName)));
}
TypeEntry target = null;
if (this.Index.TryGet(valueCode, out target))
{
//valueCode是已有类型的名称
var entry = target.Clone();
entry.Name = entryName;
entry.TypeName = valueCode;
entry.Owner = this;
return(entry);
}
else
{
var temp = valueCode.Split(',').Select((t) => t.Trim()).ToList();
var typeName = temp[0]; //第一项作为类型名
temp.RemoveAt(0);
var descriptions = temp;
return(new ValueEntry(this, entryName, typeName, e.GetCode(false), descriptions));
}
}
private bool IsValueEmpty(DTEValue entity)
{
if (entity == null)
{
return(true);
}
return(IsValueEmpty(entity.Value));
}
public T GetValue <T>(string findExp, T defaultValue)
{
DTEValue entity = FindEntity <DTEValue>(findExp, false);
if (IsValueEmpty(entity))
{
return(defaultValue);
}
return(DataUtil.ToValue <T>(entity.Value));
}
public bool TryGetValue <T>(string findExp, out T value)
{
DTEValue entity = FindEntity <DTEValue>(findExp, false);
if (IsValueEmpty(entity))
{
value = default(T);
return(false);
}
value = DataUtil.ToValue <T>(entity.Value);
return(true);
}