/// <summary>
/// Remove a particular pair of path with a type from the table.
/// </summary>
/// <param name="source">Source of propagation</param>
/// <param name="dest">Destination of propagation</param>
/// <param name="type">Type of table</param>
/// <returns>The PathPair removed.</returns>
public PathPair RemovePathPair(string source, string dest, TableType type)
{
PathPair returnPair = null;
List<PathPair> usedTable = null;
//Use different table based on type.
switch (type)
{
case TableType.Create: usedTable = _createEventPathPair; break;
case TableType.Update: usedTable = _updateEventPathPair; break;
case TableType.Rename: usedTable = _renameEventPathPair; break;
case TableType.Delete: usedTable = _deleteEventPathPair; break;
}
if (usedTable == null)
{
return null;
}
lock (this)
{
//Create a Copy of the Pathpair,
//Find a same PathPair and return it.
PathPair pathPair = new PathPair(source, dest);
foreach (PathPair pair in usedTable)
{
if (pathPair.Equals(pair))
{
returnPair = pair;
}
}
usedTable.Remove(returnPair);
}
return returnPair;
}
/// <summary>
/// Check if the PathTable contain a particular pair.
/// </summary>
/// <param name="pair">The pair to check</param>
/// <param name="type">The type of table to check</param>
/// <returns>true if the PathTable contains the pair, false if the PathTable does not contain the pair</returns>
public bool Contains(PathPair pair, TableType type)
{
List<PathPair> usedTable = null;
switch (type)
{
case TableType.Create: usedTable = _createEventPathPair; break;
case TableType.Update: usedTable = _updateEventPathPair; break;
case TableType.Rename: usedTable = _renameEventPathPair; break;
case TableType.Delete: usedTable = _deleteEventPathPair; break;
}
if (usedTable == null)
{
return false;
}
return usedTable.Contains(pair);
}
/// <summary>
/// Compare if 2 PathPair is Equals
/// </summary>
/// <param name="pair">The path pair to compare to</param>
/// <returns>true if the 2 path pair is equal, otherwise false. PathPair are considered Equal if they contain the same Source and Dest
/// </returns>
public bool Equals(PathPair pair)
{
if (Dest != pair.Dest) return false;
if (Source != pair.Source) return false;
return true;
}
/// <summary>
/// Add a new PathPair
/// </summary>
/// <param name="source">Source of propagation</param>
/// <param name="dest">Destination of propagation</param>
/// <param name="type">Type of table</param>
/// <returns>true if the pair is added, false if the pair isn't</returns>
public bool AddPathPair(string source, string dest, TableType type)
{
List<PathPair> usedTable = null;
//Use the table based on the table type.
switch (type)
{
case TableType.Create: usedTable = _createEventPathPair; break;
case TableType.Update: usedTable = _updateEventPathPair; break;
case TableType.Rename: usedTable = _renameEventPathPair; break;
case TableType.Delete: usedTable = _deleteEventPathPair; break;
}
if (usedTable == null)
{
return false;
}
lock (this)
{
//Check if the table already contain such a pair.
PathPair pathPair = new PathPair(source, dest);
if (!Contains(pathPair, type))
{
usedTable.Add(pathPair);
return true;
}
}
return false;
}
