// --------------------------------------------------
/// <summary>
/// Merges this instance with the specified data context.
/// </summary>
/// <param name="dataContext">The data context to consider.</param>
public void Merge(IBdoDataContext dataContext)
{
if (dataContext != null)
{
foreach (KeyValuePair <string, object> entry in dataContext.SingletonItems)
{
if (!SingletonItems.ContainsKey(entry.Key))
{
SingletonItems.Add(entry.Key, entry.Value);
}
}
foreach (KeyValuePair <string, object> entry in dataContext.ScopedItems)
{
if (!ScopedItems.ContainsKey(entry.Key))
{
ScopedItems.Add(entry.Key, entry.Value);
}
}
foreach (KeyValuePair <string, object> entry in dataContext.TransientItems)
{
if (!TransientItems.ContainsKey(entry.Key))
{
TransientItems.Add(entry.Key, entry.Value);
}
}
}
}
/// <summary>
/// Removes the singleton items of a specific type.
/// </summary>
/// <param name="contextSectionName">Name of the context section to consider.</param>
/// <param name="persistenceLevel">The persistence level to consider.</param>
public void RemoveItems(
string contextSectionName = null,
PersistenceLevels persistenceLevel = PersistenceLevels.Singleton)
{
if ((persistenceLevel == PersistenceLevels.Any) || (persistenceLevel == PersistenceLevels.Singleton))
{
var items = SingletonItems.Keys.Where(p =>
(string.IsNullOrEmpty(contextSectionName)) ||
(p?.ToString().ToLower().StartsWith(contextSectionName.ToLower() + "$") == true));
foreach (string key in items)
{
SingletonItems.Remove(key);
}
}
if ((persistenceLevel == PersistenceLevels.Any) || (persistenceLevel == PersistenceLevels.Scoped))
{
var items = ScopedItems.Keys.Where(p =>
(string.IsNullOrEmpty(contextSectionName)) ||
(p?.ToString().ToLower().StartsWith(contextSectionName.ToLower() + "$") == true));
foreach (string key in items)
{
ScopedItems.Remove(key);
}
}
if ((persistenceLevel == PersistenceLevels.Any) || (persistenceLevel == PersistenceLevels.Transient))
{
var items = TransientItems.Keys.Where(p =>
(string.IsNullOrEmpty(contextSectionName)) ||
(p?.ToString().ToLower().StartsWith(contextSectionName.ToLower() + "$") == true));
foreach (string key in items)
{
TransientItems.Remove(key);
}
}
}
/// <summary>
/// Adds a new transient item to this instance.
/// </summary>
/// <param name="name">Name of the item to add.</param>
/// <param name="item">The item to consider.</param>
/// <param name="contextSectionName">Name of the context section to consider.</param>
public void AddTransientItem(
string name,
object item,
string contextSectionName = null)
{
string itemName = BdoDataContext.GetItemUniqueName(name, contextSectionName);
TransientItems.Remove(itemName);
TransientItems.Add(itemName, item);
}
/// <summary>
/// Clears the specified items of this instance.
/// </summary>
/// <param name="persistenceLevel">Persistence level of the item to add.</param>
public void ClearItems(PersistenceLevels persistenceLevel = PersistenceLevels.Singleton)
{
switch (persistenceLevel)
{
case PersistenceLevels.Singleton:
SingletonItems.Clear();
break;
case PersistenceLevels.Scoped:
ScopedItems.Clear();
break;
case PersistenceLevels.Transient:
TransientItems.Clear();
break;
case PersistenceLevels.Any:
SingletonItems.Clear();
ScopedItems.Clear();
TransientItems.Clear();
break;
}
}
/// <summary>
/// Returns a specific transient item.
/// </summary>
/// <param name="name">Name of the dynamic item to return.</param>
/// <param name="contextSectionName">Name of the context section to consider.</param>
/// <returns>The dynamic item with specified name and type.</returns>
public object GetTransientItem(string name, string contextSectionName = null)
{
string itemName = BdoDataContext.GetItemUniqueName(name, contextSectionName);
return(TransientItems.ContainsKey(itemName) ? TransientItems[itemName] : null);
}
/// <summary>
/// Clears all the data of this instance.
/// </summary>
public void Clear()
{
SingletonItems.Clear();
ScopedItems.Clear();
TransientItems.Clear();
}
