/// <summary>
/// 获取与指定名称关联的配置容器的值。如果不存在，添加一个配置容器并返回值。不能使用此方法获取或添加 CustumSection 类型。
/// </summary>
/// <param name="name">配置容器的名称。</param>
/// <param name="type">配置容器的类型。</param>
/// <exception cref="Exception"/>
public IConfigSection GetOrAdd(string name, ConfigSectionType type)
{
if (name is null)
{
throw new ArgumentNullException(nameof(name));
}
if (name.Contains(" "))
{
throw new ArgumentException(ExceptionMessages.InvalidKey.Message + " - " + nameof(name));
}
if (_values.ContainsKey(name))
{
return(_values[name]);
}
else
{
XElement declaration = new XElement("section");
declaration.SetAttributeValue("name", name);
XElement content = new XElement(name);
IConfigSection value;
switch (type)
{
case ConfigSectionType.CustumSection:
declaration.SetAttributeValue("type", "LH.Configuration.CustumSectionHandler");
value = new CustumSection(content, _savable);
break;
case ConfigSectionType.DictionarySection:
declaration.SetAttributeValue("type", "System.Configuration.DictionarySectionHandler");
value = new DictionarySection(content, _savable);
break;
case ConfigSectionType.NameValueSection:
declaration.SetAttributeValue("type", "System.Configuration.NameValueSectionHandler");
value = new NameValueSection(content, _savable);
break;
case ConfigSectionType.SingleTagSection:
declaration.SetAttributeValue("type", "System.Configuration.SingleTagSectionHandler");
value = new SingleTagSection(content, _savable);
break;
default: throw new ArgumentException(ExceptionMessages.InvalidType.Message + " - " + nameof(type));
}
_values.Add(name, value);
_contents.Add(name, content);
_contentSuperior.Add(content);
_declarations.Add(name, declaration);
_declarationSuperior.Add(declaration);
if (_savable.AutoSave)
{
_savable.Save();
}
return(value);
}
}
/// <summary>
/// 获取与指定名称关联的配置容器的值。
/// </summary>
/// <param name="name">配置容器的名称。</param>
/// <param name="value">配置容器的值。</param>
/// <returns></returns>
/// <exception cref="Exception"/>
public bool TryGetValue(string name, out CustumSection value)
{
if (_values.TryGetValue(name, out IConfigSection val))
{
value = (CustumSection)val;
return(true);
}
else
{
value = null;
return(false);
}
}
internal ConfigSectionSet(XElement declarationSuperior, XElement contentSuperior, ISavable savable)
{
_declarationSuperior = declarationSuperior;
_contentSuperior = contentSuperior;
_savable = savable;
if (declarationSuperior.HasElements)
{
foreach (XElement declaration in declarationSuperior.Elements("section"))
{
string name = declaration.Attribute("name").Value;
string typeName = declaration.Attribute("type").Value;
XElement content = contentSuperior.Element(name);
IConfigSection value;
switch (typeName)
{
case "System.Configuration.DictionarySectionHandler, System":
case "System.Configuration.DictionarySectionHandler":
case "DictionarySectionHandler":
value = new DictionarySection(content, savable);
break;
case "System.Configuration.NameValueSectionHandler, System":
case "System.Configuration.NameValueSectionHandler":
case "NameValueSectionHandler":
value = new NameValueSection(content, savable);
break;
case "System.Configuration.SingleTagSectionHandler, System":
case "System.Configuration.SingleTagSectionHandler":
case "SingleTagSectionHandler":
value = new SingleTagSection(content, savable);
break;
case "LH.Configuration.CustumSectionHandler":
case "CustumSectionHandler":
default: value = new CustumSection(content, savable); break;
}
_values.Add(name, value);
_contents.Add(name, content);
_declarations.Add(name, declaration);
}
}
}
