public static void Deregister(string itemName)
{
if (!RepoCommon.FileNameIsValid(itemName))
{
throw new Exception("Item name \"" + itemName + "\" is invalid name.");
}
int itemType = GetType(itemName);
if (itemType == 0)
{
throw new Exception("Content doesn't exist.");
}
string fileExt = itemType == 1 ? ".json" : ".xml";
string fileName = itemName + fileExt;
try
{
// deleting file procedure
System.IO.File.Delete(@"" + fileName);
}
catch (Exception)
{
// deleting file failed handling procedure
// rethrow only :)
throw;
}
}
public static T Retrieve <U>(string itemName)
{
if (!RepoCommon.FileNameIsValid(itemName))
{
throw new Exception("Item name \"" + itemName + "\" is invalid name.");
// return (T)Convert.ChangeType( null, typeof( T ) );
}
int itemType = GetType(itemName);
if (itemType == 0)
{
throw new Exception("Content doesn't exist!");
// return (T)Convert.ChangeType( null, typeof( T ) );
}
string fileExt = itemType == 1 ? ".json" : ".xml";
string fileName = itemName + fileExt;
try
{
// open file stream procedure
string isi = System.IO.File.ReadAllText(@"" + fileName, Encoding.UTF8);
return((T)Convert.ChangeType(isi, typeof(T)));
}
catch (Exception)
{
// load file failed handling procedure.
// rethrow only :)
throw;
}
}
public static void Register(string itemName, T itemContent, int itemType)
{
if (itemType != 1 && itemType != 2)
{
throw new Exception("Item type 1 for JSON and 2 for XML! You cant pick other.");
}
if (!RepoCommon.FileNameIsValid(itemName))
{
throw new Exception("Item name \"" + itemName + "\" is invalid name.");
}
if (GetType(itemName) > 0)
{
throw new Exception("Item name already exists.");
}
if (itemType == 1 && !RepoCommon.JsonIsValid(itemContent.ToString()))
{
throw new Exception("JSON content is not valid!");
}
else if (itemType == 2 && !RepoCommon.XmlIsValid(itemContent.ToString()))
{
throw new Exception("XML content is not valid!");
}
string fileExt;
if (itemType == 1)
{
fileExt = ".json";
}
else if (itemType == 2)
{
fileExt = ".xml";
}
else
{
throw new Exception("ItemType is only 1 or 2");
}
RepoCommon.SaveToFile(itemName + fileExt, itemContent.ToString());
}
public static int GetType(string itemName)
{
if (!RepoCommon.FileNameIsValid(itemName))
{
throw new Exception("Item name \"" + itemName + "\" is invalid name.");
// return -1 if item name is invalid
// return -1;
}
string jsonItem = itemName + ".json", xmlItem = itemName + ".xml";
if (RepoCommon.FileExists(jsonItem))
{
return(1);
}
if (RepoCommon.FileExists(xmlItem))
{
return(2);
}
// return 0 if item doesn't exist.
return(0);
}
