/// <summary>
/// Obtains the data space manager object for this instance of the
/// container. Subsequent calls will return reference to the same
/// object.
/// </summary>
/// <returns>Reference to the manager object</returns>
internal DataSpaceManager GetDataSpaceManager()
{
CheckRootDisposedStatus();
if( null == dataSpaceManager )
{
if ( dataSpaceManagerInitializationInProgress )
return null; // initialization in progress - abort
// Create new instance of data space manager
dataSpaceManagerInitializationInProgress = true;
dataSpaceManager = new DataSpaceManager( this );
dataSpaceManagerInitializationInProgress = false;
}
return dataSpaceManager;
}
/// <summary>
/// This object is only created internally by the data space manager.
/// </summary>
/// <param name="host">The data space manager who created this class</param>
/// <param name="instanceLabel">Text label for this transform instance</param>
internal TransformEnvironment( DataSpaceManager host, string instanceLabel )
{
transformHost = host;
transformLabel = instanceLabel;
}
/// <summary>
/// Clean up this container storage instance
/// </summary>
internal void Close()
{
if( null == rootIStorage )
return; // Extraneous calls to Close() are ignored
if( null != dataSpaceManager )
{
// Tell data space manager to flush all information as necessary
dataSpaceManager.Dispose();
dataSpaceManager = null;
}
try
{
// Shut down the underlying storage
if( !containerIsReadOnly )
rootIStorage.Commit(0);
}
finally
{
// We need these clean up steps to run even if there's a problem
// with the commit above.
RecursiveStorageInfoCoreRelease( core );
rootIStorage = null;
}
}