private void ApplyTo()
{
int realWriteNumber = 0;
int noPointerWA = 0;
if (!isCommited)
{
NeoDatis.Tool.DLogger.Info("can not execute a transaction that is not confirmed");
return;
}
if (hasAllWriteActionsInMemory)
{
for (int i = 0; i < writeActions.Count; i++)
{
NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction wa = (NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
)writeActions[i];
wa.ApplyTo(fsiToApplyWriteActions, i + 1);
wa.Clear();
}
fsiToApplyWriteActions.Flush();
}
else
{
LoadWriteActions(true);
fsiToApplyWriteActions.Flush();
}
}
public virtual void Test2B()
{
if (!isLocal)
{
return;
}
NeoDatis.Odb.Core.Layers.Layer3.Engine.IByteArrayConverter byteArrayConverter = NeoDatis.Odb.OdbConfiguration
.GetCoreProvider().GetByteArrayConverter();
DeleteBase("test78.neodatis");
// 155 : to avoid protected zone
NeoDatis.Odb.Core.Transaction.IWriteAction wa1 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(300 + 1, byteArrayConverter.IntToByteArray(1), "size");
NeoDatis.Odb.Core.Transaction.IWriteAction wa2 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(300 + 15, byteArrayConverter.StringToByteArray(" 1 - ol√° chico! - 1", true, -1
, true), "name");
NeoDatis.Odb.Core.Transaction.IWriteAction wa3 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(300 + 1, byteArrayConverter.IntToByteArray(2), "size");
NeoDatis.Odb.Core.Transaction.IWriteAction wa4 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(300 + 15, byteArrayConverter.StringToByteArray(" 2 - ol√° chico! - 2", true, -1
, true), "name");
NeoDatis.Odb.Core.Layers.Layer3.IStorageEngine se = NeoDatis.Odb.OdbConfiguration
.GetCoreProvider().GetClientStorageEngine(new NeoDatis.Odb.Core.Layers.Layer3.IOFileParameter
(NeoDatis.Odb.Test.ODBTest.Directory + "test78.neodatis", true, null, null));
// se.close();
NeoDatis.Odb.Core.Layers.Layer3.Engine.IFileSystemInterface fsi = se.GetObjectWriter
().GetFsi();
// new FileSystemInterface(null,se.getSession(),new
// IOFileParameter("test.neodatis",true),false,Configuration.getDefaultBufferSizeForData());
NeoDatis.Odb.Core.Transaction.ITransaction transaction = se.GetSession(true).GetTransaction
();
transaction.SetArchiveLog(true);
transaction.ManageWriteAction(wa1.GetPosition(), wa1.GetBytes(0));
transaction.ManageWriteAction(wa2.GetPosition(), wa2.GetBytes(0));
transaction.ManageWriteAction(wa3.GetPosition(), wa3.GetBytes(0));
transaction.ManageWriteAction(wa4.GetPosition(), wa4.GetBytes(0));
// transaction.getFsi().flush();
NeoDatis.Odb.Core.Transaction.IWriteAction wat1 = (NeoDatis.Odb.Core.Transaction.IWriteAction
)((NeoDatis.Odb.Impl.Core.Transaction.DefaultTransaction)transaction).GetWriteActions
()[2];
byte[] bytes = wat1.GetBytes(0);
transaction.Commit();
NeoDatis.Odb.Impl.Core.Transaction.DefaultTransaction transaction2 = NeoDatis.Odb.Impl.Core.Transaction.DefaultTransaction
.Read(NeoDatis.Odb.Test.ODBTest.Directory + transaction.GetName());
NeoDatis.Odb.Core.Transaction.IWriteAction wat2 = (NeoDatis.Odb.Core.Transaction.IWriteAction
)transaction2.GetWriteActions()[2];
AssertEquals(NeoDatis.Tool.DisplayUtility.ByteArrayToString(bytes), NeoDatis.Tool.DisplayUtility
.ByteArrayToString(wat2.GetBytes(0)));
AssertEquals(wat1.GetPosition(), wat2.GetPosition());
transaction2.Rollback();
fsi.Close();
DeleteBase("test78.neodatis");
DeleteBase(transaction.GetName());
}
/// <exception cref="System.Exception"></exception>
public virtual void Test2B()
{
if (!isLocal)
{
return;
}
NeoDatis.Odb.Core.Layers.Layer3.Engine.IByteArrayConverter byteArrayConverter = NeoDatis.Odb.OdbConfiguration
.GetCoreProvider().GetByteArrayConverter();
DeleteBase("test78.neodatis");
// 155 : to avoid protected zone
NeoDatis.Odb.Core.Transaction.IWriteAction wa1 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(300 + 1, byteArrayConverter.IntToByteArray(1), "size");
NeoDatis.Odb.Core.Transaction.IWriteAction wa2 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(300 + 15, byteArrayConverter.StringToByteArray(" 1 - ol√° chico! - 1", true, -1
, true), "name");
NeoDatis.Odb.Core.Transaction.IWriteAction wa3 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(300 + 1, byteArrayConverter.IntToByteArray(2), "size");
NeoDatis.Odb.Core.Transaction.IWriteAction wa4 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(300 + 15, byteArrayConverter.StringToByteArray(" 2 - ol√° chico! - 2", true, -1
, true), "name");
NeoDatis.Odb.Core.Layers.Layer3.IStorageEngine se = NeoDatis.Odb.OdbConfiguration
.GetCoreProvider().GetClientStorageEngine(new NeoDatis.Odb.Core.Layers.Layer3.IOFileParameter
(NeoDatis.Odb.Test.ODBTest.Directory + "test78.neodatis", true, null, null));
// se.close();
NeoDatis.Odb.Core.Layers.Layer3.Engine.IFileSystemInterface fsi = se.GetObjectWriter
().GetFsi();
// new FileSystemInterface(null,se.getSession(),new
// IOFileParameter("test.neodatis",true),false,Configuration.getDefaultBufferSizeForData());
NeoDatis.Odb.Core.Transaction.ITransaction transaction = se.GetSession(true).GetTransaction
();
transaction.SetArchiveLog(true);
transaction.ManageWriteAction(wa1.GetPosition(), wa1.GetBytes(0));
transaction.ManageWriteAction(wa2.GetPosition(), wa2.GetBytes(0));
transaction.ManageWriteAction(wa3.GetPosition(), wa3.GetBytes(0));
transaction.ManageWriteAction(wa4.GetPosition(), wa4.GetBytes(0));
// transaction.getFsi().flush();
NeoDatis.Odb.Core.Transaction.IWriteAction wat1 = (NeoDatis.Odb.Core.Transaction.IWriteAction
)((NeoDatis.Odb.Impl.Core.Transaction.DefaultTransaction)transaction).GetWriteActions
()[2];
byte[] bytes = wat1.GetBytes(0);
transaction.Commit();
NeoDatis.Odb.Impl.Core.Transaction.DefaultTransaction transaction2 = NeoDatis.Odb.Impl.Core.Transaction.DefaultTransaction
.Read(NeoDatis.Odb.Test.ODBTest.Directory + transaction.GetName());
NeoDatis.Odb.Core.Transaction.IWriteAction wat2 = (NeoDatis.Odb.Core.Transaction.IWriteAction
)transaction2.GetWriteActions()[2];
AssertEquals(NeoDatis.Tool.DisplayUtility.ByteArrayToString(bytes), NeoDatis.Tool.DisplayUtility
.ByteArrayToString(wat2.GetBytes(0)));
AssertEquals(wat1.GetPosition(), wat2.GetPosition());
transaction2.Rollback();
fsi.Close();
DeleteBase("test78.neodatis");
DeleteBase(transaction.GetName());
}
public virtual void Test4()
{
NeoDatis.Odb.Core.Layers.Layer3.Engine.IByteArrayConverter byteArrayConverter = NeoDatis.Odb.OdbConfiguration
.GetCoreProvider().GetByteArrayConverter();
NeoDatis.Odb.Core.Transaction.IWriteAction wa1 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(1, byteArrayConverter.IntToByteArray(1), "size");
AssertEquals(wa1.GetBytes(0).Length, 4);
NeoDatis.Odb.Core.Transaction.IWriteAction wa2 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(1, byteArrayConverter.StringToByteArray("ol√° chico", true, -1, true), "size");
NeoDatis.Odb.Core.Transaction.IWriteAction wa3 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(1, byteArrayConverter.BigDecimalToByteArray(new System.Decimal(1.123456789),
true), "size");
}
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="System.TypeLoadException"></exception>
public virtual void Test4()
{
NeoDatis.Odb.Core.Layers.Layer3.Engine.IByteArrayConverter byteArrayConverter = NeoDatis.Odb.OdbConfiguration
.GetCoreProvider().GetByteArrayConverter();
NeoDatis.Odb.Core.Transaction.IWriteAction wa1 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(1, byteArrayConverter.IntToByteArray(1), "size");
AssertEquals(wa1.GetBytes(0).Length, 4);
NeoDatis.Odb.Core.Transaction.IWriteAction wa2 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(1, byteArrayConverter.StringToByteArray("ol√° chico", true, -1, true), "size");
NeoDatis.Odb.Core.Transaction.IWriteAction wa3 = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(1, byteArrayConverter.BigDecimalToByteArray(new System.Decimal(1.123456789),
true), "size");
}
/// <summary>Adds a write action to the transaction</summary>
/// <param name="writeAction">The write action to be added</param>
/// <param name="persistWriteAcion">To indicate if write action must be persisted</param>
public virtual void AddWriteAction(NeoDatis.Odb.Core.Transaction.IWriteAction writeAction
, bool persistWriteAcion)
{
if (NeoDatis.Odb.OdbConfiguration.IsDebugEnabled(LogId))
{
NeoDatis.Tool.DLogger.Info("Adding WA in Transaction of session " + session.GetId
());
}
if (writeAction.IsEmpty())
{
return;
}
CheckRollback();
if (!hasBeenPersisted && persistWriteAcion)
{
Persist();
}
if (persistWriteAcion)
{
writeAction.Persist(fsi, numberOfWriteActions + 1);
}
// Only adds the writeaction to the list if the transaction keeps all in
// memory
if (hasAllWriteActionsInMemory)
{
writeActions.Add(writeAction);
}
numberOfWriteActions++;
if (hasAllWriteActionsInMemory && numberOfWriteActions > NeoDatis.Odb.OdbConfiguration
.GetMaxNumberOfWriteObjectPerTransaction())
{
hasAllWriteActionsInMemory = false;
System.Collections.IEnumerator iterator = writeActions.GetEnumerator();
NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction wa = null;
while (iterator.MoveNext())
{
wa = (NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction)iterator.Current;
wa.Clear();
}
writeActions.Clear();
if (NeoDatis.Odb.OdbConfiguration.IsDebugEnabled(LogId))
{
NeoDatis.Tool.DLogger.Info("Number of objects has exceeded the max number " + numberOfWriteActions
+ "/" + NeoDatis.Odb.OdbConfiguration.GetMaxNumberOfWriteObjectPerTransaction()
+ ": switching to persistent transaction managment");
}
}
}
public virtual void LoadWriteActions(string filename, bool apply)
{
if (NeoDatis.Odb.OdbConfiguration.IsDebugEnabled(LogId))
{
NeoDatis.Tool.DLogger.Debug("Load write actions of " + filename);
}
NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction wa = null;
try
{
CheckFileAccess(false, filename);
fsi.UseBuffer(true);
fsi.SetReadPosition(0);
isCommited = fsi.ReadByte() == 1;
creationDateTime = fsi.ReadLong();
long totalNumberOfWriteActions = fsi.ReadLong();
if (NeoDatis.Odb.OdbConfiguration.IsDebugEnabled(LogId))
{
NeoDatis.Tool.DLogger.Info(writeActions.Count + " write actions in file");
}
for (int i = 0; i < totalNumberOfWriteActions; i++)
{
wa = NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction.Read(fsi, i + 1);
if (apply)
{
wa.ApplyTo(fsiToApplyWriteActions, i + 1);
wa.Clear();
}
else
{
AddWriteAction(wa, false);
}
}
if (apply)
{
fsiToApplyWriteActions.Flush();
}
}
finally
{
}
}
public static NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction Read(NeoDatis.Odb.Core.Layers.Layer3.Engine.IFileSystemInterface
fsi, int index)
{
try
{
long position = fsi.ReadLong();
int size = fsi.ReadInt();
byte[] bytes = fsi.ReadBytes(size);
NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction writeAction = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(position, bytes);
if (NeoDatis.Odb.OdbConfiguration.IsDebugEnabled(LogId))
{
NeoDatis.Tool.DLogger.Debug("Loading Write Action # " + index + " at " + fsi.GetPosition
() + " => " + writeAction.ToString());
}
return(writeAction);
}
catch (NeoDatis.Odb.ODBRuntimeException e)
{
NeoDatis.Tool.DLogger.Error("error reading write action " + index + " at position "
+ fsi.GetPosition());
throw;
}
}
public static NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction Read(NeoDatis.Odb.Core.Layers.Layer3.Engine.IFileSystemInterface
fsi, int index)
{
try
{
long position = fsi.ReadLong();
int size = fsi.ReadInt();
byte[] bytes = fsi.ReadBytes(size);
NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction writeAction = new NeoDatis.Odb.Impl.Core.Transaction.DefaultWriteAction
(position, bytes);
if (NeoDatis.Odb.OdbConfiguration.IsDebugEnabled(LogId))
{
NeoDatis.Tool.DLogger.Debug("Loading Write Action # " + index + " at " + fsi.GetPosition
() + " => " + writeAction.ToString());
}
return writeAction;
}
catch (NeoDatis.Odb.ODBRuntimeException e)
{
NeoDatis.Tool.DLogger.Error("error reading write action " + index + " at position "
+ fsi.GetPosition());
throw;
}
}
