/// <summary> /// Renames the file at the configured original path to the configured backup /// path and then builds a defragmented version of the file in the original /// place. /// </summary> /// <remarks> /// Renames the file at the configured original path to the configured backup /// path and then builds a defragmented version of the file in the original /// place. /// </remarks> /// <param name="config">The configuration for this defragmentation run.</param> /// <param name="listener"> /// A listener for status notifications during the defragmentation /// process. /// </param> /// <exception cref="System.IO.IOException">if the original file cannot be moved to the backup location /// </exception> public static void Defrag(DefragmentConfig config, IDefragmentListener listener) { IStorage storage = config.Db4oConfig().Storage; EnsureFileExists(storage, config.OrigPath()); IStorage backupStorage = config.BackupStorage(); if (backupStorage.Exists(config.BackupPath())) { if (!config.ForceBackupDelete()) { throw new IOException("Could not use '" + config.BackupPath() + "' as backup path - file exists." ); } } // Always delete, because !exists can indicate length == 0 backupStorage.Delete(config.BackupPath()); MoveToBackup(config); if (config.FileNeedsUpgrade()) { UpgradeFile(config); } DefragmentServicesImpl services = new DefragmentServicesImpl(config, listener); try { FirstPass(services, config); services.CommitIds(); SecondPass(services, config); services.CommitIds(); DefragUnindexed(services); services.CommitIds(); services.DefragIdToTimestampBtree(); services.ReplaceClassMetadataRepository(); } catch (CorruptionException exc) { Sharpen.Runtime.PrintStackTrace(exc); } finally { services.Close(); } }
/// <summary> /// Renames the file at the configured original path to the configured backup /// path and then builds a defragmented version of the file in the original /// place. /// </summary> /// <remarks> /// Renames the file at the configured original path to the configured backup /// path and then builds a defragmented version of the file in the original /// place. /// </remarks> /// <param name="config">The configuration for this defragmentation run.</param> /// <param name="listener"> /// A listener for status notifications during the defragmentation /// process. /// </param> /// <exception cref="System.IO.IOException">if the original file cannot be moved to the backup location /// </exception> public static void Defrag(DefragmentConfig config, IDefragmentListener listener) { IStorage storage = config.Db4oConfig().Storage; EnsureFileExists(storage, config.OrigPath()); IStorage backupStorage = config.BackupStorage(); if (backupStorage.Exists(config.BackupPath())) { if (!config.ForceBackupDelete()) { throw new IOException("Could not use '" + config.BackupPath() + "' as backup path - file exists." ); } } // Always delete, because !exists can indicate length == 0 backupStorage.Delete(config.BackupPath()); MoveToBackup(config); if (config.FileNeedsUpgrade()) { UpgradeFile(config); } DefragmentServicesImpl services = new DefragmentServicesImpl(config, listener); try { FirstPass(services, config); services.CommitIds(); SecondPass(services, config); services.CommitIds(); DefragUnindexed(services); services.CommitIds(); services.DefragIdToTimestampBtree(); services.ReplaceClassMetadataRepository(); } catch (CorruptionException exc) { Sharpen.Runtime.PrintStackTrace(exc); } finally { services.Close(); } }