/// <summary>
/// Renames the unit.
/// </summary>
/// <param name="oldUnitname">The old unitname.</param>
/// <param name="newUnitname">The new unitname.</param>
public void RenameUnit(string oldUnitname, string newUnitname)
{
if (m_objectDisposed)
{
throw new ObjectDisposedException("m_workspace");
}
if (String.IsNullOrWhiteSpace(oldUnitname))
{
throw new ArgumentException("Old unitname cannot be null or empty or whitespace!", "oldUnitname");
}
if (String.IsNullOrWhiteSpace(newUnitname))
{
throw new ArgumentException("New unitname cannot be null or empty or whitespace!", "newUnitname");
}
m_dataUnitsLock.EnterWriteLock();
try
{
if (m_dataUnits.ContainsKey(oldUnitname))
{
string newDataPath = GetDataPath(newUnitname);
string newCachePath = GetCachePath(newUnitname);
//get data unit to be renamed
var dataUnit = m_dataUnits[oldUnitname];
string oldDataPath = GetDataPath(oldUnitname);
string oldCachePath = GetCachePath(oldUnitname);
//check if there is already stream with the same name as newUnitname
if (m_dataUnits.ContainsKey(newUnitname) == true)
{
RemoveUnitFromWorkspaceInternal(newUnitname);
}
//move stream within stream manager from old name to new name
m_streamManager.MoveStream(oldCachePath, newCachePath);
m_streamManager.MoveStream(oldDataPath, newDataPath);
// rename data unit providing new data and cache path for caching serializer
dataUnit.Rename(newUnitname, newDataPath, newCachePath);
//remap data unit in dataUnits. Note unitsViewCollection does not have to be modified - since the data unit object didn't change
m_dataUnits.Remove(oldUnitname);
m_dataUnits.Add(dataUnit.RealUnitName, dataUnit);
}
}
finally
{
m_dataUnitsLock.ExitWriteLock();
}
}
