internal static IndexInfo Load(string path)
{
IndexInfo ixi = null;
try
{
using (TextReader textReader = new StreamReader(path))
{
XmlSerializer serializer = new XmlSerializer(typeof(IndexInfo));
ixi = serializer.Deserialize(textReader) as IndexInfo;
textReader.Close();
ixi._xmlFileLoacation = path;
ixi.IndexStatistic.StatisticsChangedHandler += new StatisticsChanged(ixi.saveAfterStatisticsChanged);
if (MUTDOD.Server.Common.IndexMechanism.IndexMechanism.GetLoger() != null)
{
MUTDOD.Server.Common.IndexMechanism.IndexMechanism.GetLoger().Log("IndexMechanism", message: "Loaded IndexInfo: " + ixi.IndexClassName, messageLevel: MessageLevel.Info);
}
}
}
catch (Exception ex)
{
if (MUTDOD.Server.Common.IndexMechanism.IndexMechanism.GetLoger() != null)
{
MUTDOD.Server.Common.IndexMechanism.IndexMechanism.GetLoger().Log("IndexMechanism", string.Format("Unable to load IndexInfo\n{0}", ex), MessageLevel.Error);
}
}
return(ixi);
}
internal static bool Save(IndexInfo ixi, string path)
{
bool ret = false;
try
{
using (TextWriter textWriter = new StreamWriter(path))
{
XmlSerializer serializer = new XmlSerializer(typeof(IndexInfo));
serializer.Serialize(textWriter, ixi);
textWriter.Close();
ret = true;
if (MUTDOD.Server.Common.IndexMechanism.IndexMechanism.GetLoger() != null)
{
MUTDOD.Server.Common.IndexMechanism.IndexMechanism.GetLoger().Log("IndexMechanism", string.Format("Saved IndexInfo: {0}", ixi.IndexClassName), MessageLevel.Info);
}
ixi._xmlFileLoacation = path;
}
}
catch (Exception ex)
{
if (MUTDOD.Server.Common.IndexMechanism.IndexMechanism.GetLoger() != null)
{
MUTDOD.Server.Common.IndexMechanism.IndexMechanism.GetLoger().Log("IndexMechanism", string.Format("Unable to save IndexInfo\n{0}", ex), MessageLevel.Warning);
}
}
return(ret);
}
private void LoadIndex(string path)
{
IndexInfo <T> i;
if ((i = IndexInfo <T> .Load(path)) != null)
{
if (i.IsValid())
{
_indexes.Add(i);
}
else if (MUTDOD.Server.Common.IndexMechanism.IndexMechanism <T> .GetLoger() != null)
{
MUTDOD.Server.Common.IndexMechanism.IndexMechanism <T> .GetLoger().Log("IndexMechanism", string.Format("Unable to load index plugin: {0}", i.IndexClassName), MessageLevel.Warning);
}
}
}
public void IIndexSettingsChanged(IIndex <T> sender, string XML)
{
IndexInfo <T> index = null;
foreach (KeyValuePair <IndexInfo <T>, IIndex <T> > keyValuePair in _indexesObjects)
{
if (keyValuePair.Value.Equals(sender))
{
index = keyValuePair.Key;
}
}
if (index == null)
{
return;
}
index.IndexSettings = XML;
}
internal bool AddIndex(string dllPath)
{
if (!File.Exists(dllPath))
{
return(false);
}
string newIndexFileName = dllPath.Split('\\').Last();
int tries = 0;
while (File.Exists(string.Format("{0}\\{1}", this._indexesStoragePath, newIndexFileName)))
{
newIndexFileName = string.Format("{0}({1}).{2}", dllPath.Split('\\').Last().Split('.').First(), ++tries,
dllPath.Split('\\').Last().Split('.').Last());
}
AppDomain tempDomain = AppDomain.CreateDomain("tempDomain");
Assembly assembly = tempDomain.Load(AssemblyName.GetAssemblyName(dllPath));
//Assembly assembly = Assembly.LoadFile(dllPath);
bool ret = false;
Type[] assemblyTypes;
try
{
assemblyTypes = assembly.GetTypes();
}
catch (ReflectionTypeLoadException ex)
{
if (MUTDOD.Server.Common.IndexMechanism.IndexMechanism <T> .GetLoger() != null)
{
MUTDOD.Server.Common.IndexMechanism.IndexMechanism <T> .GetLoger().Log("IndexMechanism", string.Format("Iterating types in new index plugin assembly failed\n{0}", ex.LoaderExceptions.First().Message),
MessageLevel.Warning);
}
return(false);
}
catch (Exception ex)
{
if (MUTDOD.Server.Common.IndexMechanism.IndexMechanism <T> .GetLoger() != null)
{
MUTDOD.Server.Common.IndexMechanism.IndexMechanism <T> .GetLoger().Log("IndexMechanism", string.Format("Iterating types in new index plugin assembly failed\n{0}", ex.Message),
MessageLevel.Warning);
}
return(false);
}
foreach (Type type in assemblyTypes)
{
if (type.IsClass && type.GetInterfaces().Contains(typeof(IndexPlugin.IIndex <object>)))
{
try
{
IndexPlugin.IIndex <object> i = (IndexPlugin.IIndex <object>)Activator.CreateInstance(type);
if (!i.EmptyIndexData.GetType().IsSerializable)
{
throw new Exception();
}
IndexInfo <T> ixi = new IndexInfo <T>
{
IndexFileName = newIndexFileName,
IndexName = i.Name,
IndexClassName = type.FullName,
IndexID = CORE.Settings <T> .GetInstance().NextIndexesIdentity
};
if (IndexInfo <T> .Save(ixi,
string.Format("{0}\\{1}-{2}.xml", this._indexesStoragePath, type.GUID,
newIndexFileName)))
{
_indexes.Add(ixi);
ret = true;
}
i.Dispose();
}
catch (Exception e)
{
}
}
}
if (ret)
{
try
{
File.Copy(dllPath, string.Format("{0}\\{1}", this._indexesStoragePath, newIndexFileName));
File.SetAttributes(string.Format("{0}\\{1}", this._indexesStoragePath, newIndexFileName),
FileAttributes.Normal);
if (MUTDOD.Server.Common.IndexMechanism.IndexMechanism <T> .GetLoger() != null)
{
MUTDOD.Server.Common.IndexMechanism.IndexMechanism <T> .GetLoger().Log("IndexMechanism", string.Format("Added new index plugin assembly: {0}", newIndexFileName),
MessageLevel.Info);
}
}
catch (Exception ex)
{
if (MUTDOD.Server.Common.IndexMechanism.IndexMechanism <T> .GetLoger() != null)
{
MUTDOD.Server.Common.IndexMechanism.IndexMechanism <T> .GetLoger().Log("IndexMechanism", string.Format("Unable to add new index plugin assebly {0}", dllPath),
MessageLevel.Error);
}
ret = false;
}
}
AppDomain.Unload(tempDomain);
return(ret);
}
private float getStatistics(IndexInfo <T> index, IndexCostType type, IndexCostInformation info)
{
StatisticInfo statisticInfo;
switch (info)
{
case IndexCostInformation.OneObjectSearch:
statisticInfo = index.IndexStatistic.ObjectSearch;
break;
case IndexCostInformation.OneObjectIndexAdd:
statisticInfo = index.IndexStatistic.ObjectIndexing;
break;
case IndexCostInformation.OneObjectIndexRemove:
statisticInfo = index.IndexStatistic.ObjectIndexRemove;
break;
case IndexCostInformation.OneObjectIndexRefresh:
statisticInfo = index.IndexStatistic.ObjectIndexRefresh;
break;
case IndexCostInformation.HitRatio:
statisticInfo = index.IndexStatistic.HitRatio;
break;
case IndexCostInformation.OneRoleIndexRefresh:
statisticInfo = index.IndexStatistic.RoleIndexRefresh;
break;
case IndexCostInformation.OneRoleIndexRemove:
statisticInfo = index.IndexStatistic.RoleIndexRemove;
break;
case IndexCostInformation.OneRoleIndexing:
statisticInfo = index.IndexStatistic.RoleIndexing;
break;
case IndexCostInformation.OneRoleSearch:
statisticInfo = index.IndexStatistic.RoleSearch;
break;
default:
throw new UnexpectedStatisticRequestException(info);
}
float ret;
switch (type)
{
case IndexCostType.Optimistic:
ret = statisticInfo.Optimistic;
break;
case IndexCostType.Pessimistic:
ret = statisticInfo.Pessimistic;
break;
case IndexCostType.Average:
ret = statisticInfo.Average;
break;
default:
throw new UnexpectedStatisticTypeException(type);
}
return(ret);
}
public List <IndexInfo <T> > GetIndexes()
{
IndexInfo <T>[] ret = new IndexInfo <T> [_indexes.Count];
_indexes.CopyTo(ret);
return(ret.ToList());
}
