/// <exception cref="Db4objects.Db4o.Ext.Db4oIOException"></exception>
public override IBin Open(BinConfiguration config)
{
SaveAsStorage.SaveAsBin openedBin = new SaveAsStorage.SaveAsBin(base.Open(config)
);
_binRecords.Put(config.Uri(), new SaveAsStorage.BinRecord(config, openedBin));
return(openedBin);
}
public _IRunnable_49(SaveAsStorage _enclosing, SaveAsStorage.SaveAsBin saveAsBin,
string oldUri, string newUri, BinConfiguration oldConfiguration)
{
this._enclosing = _enclosing;
this.saveAsBin = saveAsBin;
this.oldUri = oldUri;
this.newUri = newUri;
this.oldConfiguration = oldConfiguration;
}
private void ReopenOldConfiguration(SaveAsStorage.SaveAsBin saveAsBin, BinConfiguration
config, string newUri, Exception e)
{
IBin safeBin = _storage.Open(config);
saveAsBin.DelegateTo(safeBin);
throw new Db4oException("Copying to " + newUri + " failed. Reopened " + config.Uri
(), e);
}
/// <summary>
/// call this method to save the content of a currently
/// open ObjectContainer session to a new file location.
/// </summary>
/// <remarks>
/// call this method to save the content of a currently
/// open ObjectContainer session to a new file location.
/// Invocation will close the old file without a commit,
/// keep the reference system in place and connect it to
/// the file in the new location. If anything goes wrong
/// during the copying operation or while opening it will
/// be attempted to reopen the old file. In this case a
/// Db4oException will be thrown.
/// </remarks>
/// <param name="oldUri">the path to the old open database file</param>
/// <param name="newUri">the path to the new database file</param>
public virtual void SaveAs(string oldUri, string newUri)
{
if (System.IO.File.Exists(newUri))
{
throw new InvalidOperationException(newUri + " already exists");
}
SaveAsStorage.BinRecord binRecord = (SaveAsStorage.BinRecord)_binRecords.Get(oldUri
);
if (binRecord == null)
{
throw new InvalidOperationException(oldUri + " was never opened or was closed.");
}
BinConfiguration oldConfiguration = binRecord._binConfiguration;
SaveAsStorage.SaveAsBin saveAsBin = binRecord._bin;
IRunnable closure = new _IRunnable_49(this, saveAsBin, oldUri, newUri, oldConfiguration
);
saveAsBin.ExchangeUnderlyingBin(closure);
}
internal BinRecord(BinConfiguration binConfiguration, SaveAsStorage.SaveAsBin bin
)
{
_binConfiguration = binConfiguration;
_bin = bin;
}
/// <exception cref="Db4objects.Db4o.Ext.Db4oIOException"></exception>
public override IBin Open(BinConfiguration config)
{
SaveAsStorage.SaveAsBin openedBin = new SaveAsStorage.SaveAsBin(base.Open(config)
);
_binRecords.Put(config.Uri(), new SaveAsStorage.BinRecord(config, openedBin));
return openedBin;
}
internal BinRecord(BinConfiguration binConfiguration, SaveAsStorage.SaveAsBin bin
)
{
_binConfiguration = binConfiguration;
_bin = bin;
}
