/// <exception cref="System.IO.IOException"></exception>
public DefragmentServicesImpl(DefragmentConfig defragConfig, IDefragmentListener
listener)
{
_listener = listener;
Config4Impl originalConfig = (Config4Impl)defragConfig.Db4oConfig();
IStorage storage = defragConfig.BackupStorage();
if (defragConfig.ReadOnly())
{
storage = new NonFlushingStorage(storage);
}
Config4Impl sourceConfig = PrepareConfig(originalConfig, storage, defragConfig.ReadOnly
());
_sourceDb = (LocalObjectContainer)Db4oFactory.OpenFile(sourceConfig, defragConfig
.TempPath()).Ext();
_sourceDb.ShowInternalClasses(true);
defragConfig.Db4oConfig().BlockSize(_sourceDb.BlockSize());
if (!originalConfig.GenerateCommitTimestamps().DefiniteNo())
{
defragConfig.Db4oConfig().GenerateCommitTimestamps(_sourceDb.Config().GenerateCommitTimestamps
().DefiniteYes());
}
_targetDb = FreshTargetFile(defragConfig);
_mapping = defragConfig.Mapping();
_mapping.Open();
_defragConfig = defragConfig;
}
/// <exception cref="System.IO.IOException"></exception>
public DefragmentServicesImpl(DefragmentConfig defragConfig, IDefragmentListener
listener)
{
_listener = listener;
var originalConfig = (Config4Impl) defragConfig.Db4oConfig();
var storage = defragConfig.BackupStorage();
if (defragConfig.ReadOnly())
{
storage = new NonFlushingStorage(storage);
}
var sourceConfig = PrepareConfig(originalConfig, storage, defragConfig.ReadOnly
());
_sourceDb = (LocalObjectContainer) Db4oFactory.OpenFile(sourceConfig, defragConfig
.TempPath()).Ext();
_sourceDb.ShowInternalClasses(true);
defragConfig.Db4oConfig().BlockSize(_sourceDb.BlockSize());
if (!originalConfig.GenerateCommitTimestamps().DefiniteNo())
{
defragConfig.Db4oConfig().GenerateCommitTimestamps(_sourceDb.Config().GenerateCommitTimestamps
().DefiniteYes());
}
_targetDb = FreshTargetFile(defragConfig);
_mapping = defragConfig.Mapping();
_mapping.Open();
_defragConfig = defragConfig;
}
public void DisableReadOnlyForBackup()
{
// #example: Disable readonly on backup
DefragmentConfig config = new DefragmentConfig("database.db4o");
config.ReadOnly(false);
Defragment.Defrag(config);
// #end example
}
/// <exception cref="System.IO.IOException"></exception>
private void RunDefrag(string testFileName)
{
IConfiguration config = Db4oFactory.NewConfiguration();
config.AllowVersionUpdates(true);
ConfigureForTest(config);
IObjectContainer oc = Db4oFactory.OpenFile(config, testFileName);
oc.Close();
string backupFileName = Path.GetTempFileName();
try
{
DefragmentConfig defragConfig = new DefragmentConfig(testFileName, backupFileName
);
defragConfig.ForceBackupDelete(true);
ConfigureForTest(defragConfig.Db4oConfig());
defragConfig.ReadOnly(!DefragmentInReadWriteMode());
Db4objects.Db4o.Defragment.Defragment.Defrag(defragConfig);
}
finally
{
File4.Delete(backupFileName);
}
}