public void CreateKeyIndex()
{
//if ( keyIndexs == null )
//{
// lock( lockObject )
// {
if (keyIndexs == null)
{
keyIndexs = new Dictionary <string, int> (List.Count, StringComparer.InvariantCultureIgnoreCase);
for (int i = 0, count = List.Count; i < count; i++)
{
CacheConfigInfo configInfo = List [i] as CacheConfigInfo;
if (configInfo != null)
{
#if DEBUG
try
{
keyIndexs.Add(configInfo.Key, i);
}
catch (Exception e)
{
ExceptionService.Current.Handle(e);
}
#else
if (!keyIndexs.ContainsKey(configInfo.Key))
{
keyIndexs.Add(configInfo.Key, i);
}
#endif
}
}
}
// }
//}
}
public CacheConfigInfo GetConfig(string key)
{
if (configs == null)
{
#if DEBUG
//ExceptionService.Current.Handle( new Exception( "Êý¾Ý¿â»º´æÅäÖÃÎļþ²»´æÔÚ£¡"));
Logger.Current.Log("DataBaseCache", "Êý¾Ý¿â»º´æÅäÖÃÎļþ²»´æÔÚ£¡");
#endif
return(null);
}
CacheConfigInfo cacheConfigInfo = configs.GetConfig(key);
if (cacheConfigInfo != null)
{
return(cacheConfigInfo);
}
#if DEBUG
//ExceptionService.Current.Handle ( new Exception ( "Êý¾Ý¿â»º´æÅäÖüü²»´æÔÚ:" + key ) );
Logger.Current.Log("DataBaseCache", "Êý¾Ý¿â»º´æÅäÖüü²»´æÔÚ:" + key);
#endif
return(null);
}
public void Insert(object data, bool forceInsert)
{
if (enableLogCacheActivity)
{
System.Diagnostics.Trace.WriteLine("Insert Entered:" + cacheKey, "Cache");
FileHelper.Log(cacheActivityLogPath, "Insert Entered:" + cacheKey);
}
if (data == null)
{
return;
}
CacheConfigInfo configInfo = CacheConfigs.Current.GetConfig(configKey);
if (configInfo == null)
{
if (enableLogCacheActivity)
{
System.Diagnostics.Trace.WriteLine("configInfo == null:" + cacheKey, "Cache");
FileHelper.Log(cacheActivityLogPath, "configInfo == null:" + cacheKey);
}
//如果没配置则不用缓存
return;
}
if (!forceInsert)
{
if (DataProviderLazeCacheHelper.HasBeenReached(cacheKey, configInfo.ExpirationTimeMinute, configInfo.Threshold))
{
DoInsert(configInfo, data);
}
}
else
{
DoInsert(configInfo, data);
}
}
private void DoInsert(CacheConfigInfo configInfo, object data)
{
switch (configInfo.DependencyType)
{
case CacheDependencyType.Time:
CachingService.Current.Add(cacheKey, data, configInfo.ExpirationTimeMinute); //, new OnDataCacheRemoved () );
#region Test
//LJBinsTree binTree = CachedKeyDictionary [configKey] as LJBinsTree;
//if ( binTree != null )
//{
// CacheBinInfo cacheBinInfo = new CacheBinInfo ( Delimiter, cacheKey );
// lock ( binTree )
// {
// if ( binTree.FindNode ( cacheBinInfo, binTree.GetRoot () ) == null )
// {
// int index = cacheKey.IndexOf ( Delimiter );
// while ( index > 0 )
// {
// string path = cacheKey.Substring ( 0, index );
// CacheBinInfo binInfo = new CacheBinInfo ( Delimiter, path );
// if ( binTree.FindNode ( binInfo, binTree.GetRoot () ) == null )
// {
// binTree.Insert ( binInfo );
// }
// index = cacheKey.IndexOf ( Delimiter, index + 1 );
// }
// binTree.Insert ( cacheBinInfo );
// }
// }
//}
//else
//{
// int index = cacheKey.IndexOf ( Delimiter );
// if ( index > 0 )
// {
// LJBinsTree newBinTree = new LJBinsTree ();
// while ( index > 0 )
// {
// string path = cacheKey.Substring ( 0, index );
// CacheBinInfo binInfo = new CacheBinInfo ( Delimiter, path );
// newBinTree.Insert ( binInfo );
// index = cacheKey.IndexOf ( Delimiter, index + 1 );
// }
// newBinTree.Insert ( new CacheBinInfo ( Delimiter, cacheKey ) );
// CachedKeyDictionary.Add ( configKey, newBinTree );
// }
//}
#endregion
if (enableLogCacheActivity)
{
System.Diagnostics.Trace.WriteLine("Cache Added:" + cacheKey, "Cache");
FileHelper.Log(cacheActivityLogPath, "Cache Added:" + cacheKey);
}
break;
case CacheDependencyType.Database:
//CachingService.Current.Add( cacheKey, data, configInfo.GetDependency () );
throw new NotImplementedException();
}
}
private CacheConfigCollection GetConfigs()
{
/*
* string cacheKey = APPLICATION_NAME;
* CacheConfigCollection configs = CachingService.Current.Get ( cacheKey ) as CacheConfigCollection;
* if ( configs == null )
* {
* lock( lockObject )
* {
* configs = CachingService.Current.Get ( cacheKey ) as CacheConfigCollection;
* if ( configs == null )
* {
* string file = null;
* HttpContext context = HttpContext.Current;
* if ( context != null )
* file = context.Server.MapPath ( "~/" + xmlFile );
* else
* file = Path.Combine ( AppDomain.CurrentDomain.BaseDirectory, xmlFile );
*
* //string file = HttpContext.Current.Server.MapPath ( xmlFile );
* if ( !System.IO.File.Exists ( file ) )
* return null;
* configs = new CacheConfigCollection ();
* XmlDocument doc = new XmlDocument ();
* doc.Load ( file );
* XmlNode root = doc.SelectSingleNode ( "Caches" );
* foreach ( XmlNode n in root.ChildNodes )
* {
* if ( n.NodeType != XmlNodeType.Comment )
* {
* CacheConfigInfo configInfo = new CacheConfigInfo(
* n.Attributes[ "key" ].Value,
* n.Attributes[ "DependencyType" ].Value,
* n.Attributes[ "ExpirationTimeMinutes" ].Value,
* n.Attributes[ "DependencyDatabasename" ].Value,
* n.Attributes[ "DependencyTables" ].Value );
* XmlAttribute thresholdXmlAttribute = n.Attributes[ "Threshold" ];
* if ( thresholdXmlAttribute != null )
* configInfo.Threshold = Convert.ToInt32( thresholdXmlAttribute.Value );
* configs.Add ( configInfo );
* }
* }
* configs.CreateKeyIndex ();
* CachingService.Current.Add ( cacheKey, configs, file );
* }
* }
* }
* */
if (configs == null)
{
string file = null;
HttpContext context = HttpContext.Current;
if (context != null)
{
file = context.Server.MapPath("~/" + xmlFile);
}
else
{
file = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, xmlFile);
}
//string file = HttpContext.Current.Server.MapPath ( xmlFile );
if (!System.IO.File.Exists(file))
{
return(null);
}
configs = new CacheConfigCollection();
XmlDocument doc = new XmlDocument();
doc.Load(file);
XmlNode root = doc.SelectSingleNode("Caches");
int index = 0;
foreach (XmlNode n in root.ChildNodes)
{
if (n.NodeType != XmlNodeType.Comment)
{
index++;
try
{
CacheConfigInfo configInfo = new CacheConfigInfo(
n.Attributes ["key"].Value.ToLower(),
n.Attributes ["DependencyType"].Value,
n.Attributes ["ExpirationTimeMinutes"].Value,
n.Attributes ["DependencyDatabasename"].Value,
n.Attributes ["DependencyTables"].Value);
XmlAttribute thresholdXmlAttribute = n.Attributes ["Threshold"];
if (thresholdXmlAttribute != null)
{
configInfo.Threshold = Convert.ToInt32(thresholdXmlAttribute.Value);
}
configs.Add(configInfo);
}
catch (Exception e)
{
//ExceptionService.Current.Handle( e );
ExceptionService.Current.Handle(new Exception(String.Format("DataBaseCache.config: {0};/r/n{1}", n.InnerXml, e.Message)));
}
}
}
configs.CreateKeyIndex();
}
return(configs);
}
public bool Contains(CacheConfigInfo value)
{
return(List.Contains(value));
}
public void Remove(CacheConfigInfo value)
{
List.Remove(value);
}
public void Insert(int index, CacheConfigInfo value)
{
List.Insert(index, value);
}
public int IndexOf(CacheConfigInfo value)
{
return(List.IndexOf(value));
}
public void Add(CacheConfigInfo value)
{
List.Add(value);
}