private static ExpirationHint GetExpirationHint(CacheDependency cacheDependency, AggregateExpirationHint aggregateHint)
{
if (cacheDependency == null)
{
return(null);
}
ExpirationHint hint = null;
if (cacheDependency is Runtime.Dependencies.KeyDependency)
{
Runtime.Dependencies.KeyDependency keyDependency = cacheDependency as Runtime.Dependencies.KeyDependency;
hint = new KeyDependency(keyDependency.CacheKeys, new DateTime(keyDependency.StartAfterTicks));
aggregateHint.Add(hint);
}
else if (cacheDependency is Runtime.Dependencies.FileDependency)
{
Runtime.Dependencies.FileDependency fileDependency = cacheDependency as Runtime.Dependencies.FileDependency;
hint = new FileDependency(fileDependency.fileNames, new DateTime(fileDependency.StartAfterTicks));
aggregateHint.Add(hint);
}
else if (cacheDependency is Runtime.Dependencies.DBCacheDependency)
{
Runtime.Dependencies.DBCacheDependency dbDependency = cacheDependency as Runtime.Dependencies.DBCacheDependency;
switch (dbDependency.Type)
{
case Runtime.Dependencies.DBDependencyType.OleDbCacheDependency:
hint = new OleDbCacheDependency(dbDependency.ConnectionString, dbDependency.PrimaryKey);
break;
case Runtime.Dependencies.DBDependencyType.SqlCacheDependency:
hint = new Sql7CacheDependency(dbDependency.ConnectionString, dbDependency.PrimaryKey);
break;
}
aggregateHint.Add(hint);
}
else if (cacheDependency is Runtime.Dependencies.OracleCacheDependency)
{
Runtime.Dependencies.OracleCacheDependency oracleDependency = cacheDependency as Runtime.Dependencies.OracleCacheDependency;
Hashtable parameters = new Hashtable();
if (oracleDependency.CommandParams != null)
{
foreach (KeyValuePair <string, Runtime.Dependencies.OracleCmdParams> pair in oracleDependency.CommandParams)
{
Runtime.Dependencies.OracleCmdParams oracleCommandParams = pair.Value;
OracleCommandParams commandParam = new OracleCommandParams((OracleCmdParamsType)oracleCommandParams.Type, oracleCommandParams.Value, oracleCommandParams.Direction);
parameters.Add(pair.Key, commandParam);
}
}
hint = new OracleCacheDependency(oracleDependency.ConnectionString, oracleDependency.CommandText, oracleDependency.CommandType, parameters);
aggregateHint.Add(hint);
}
else if (cacheDependency is Runtime.Dependencies.SqlCacheDependency)
{
Runtime.Dependencies.SqlCacheDependency sqlDependency = cacheDependency as Runtime.Dependencies.SqlCacheDependency;
Hashtable parameters = new Hashtable();
if (sqlDependency.CommandParams != null)
{
foreach (KeyValuePair <string, Runtime.Dependencies.SqlCmdParams> pair in sqlDependency.CommandParams)
{
Runtime.Dependencies.SqlCmdParams param = pair.Value;
Alachisoft.NCache.Caching.AutoExpiration.SqlCmdParams commandParam = new SqlCmdParams();
commandParam.CmpInfo = param.SqlCmpInfo;
commandParam.Direction = param.SqlParamDir;
commandParam.IsNullable = param.IsNullable;
commandParam.LocaleID = param.LocaleID;
commandParam.Offset = param.Offset;
commandParam.Precision = param.Precision;
commandParam.Scale = param.Scale;
commandParam.ParamSize = param.Size;
commandParam.SourceColumn = param.SourceColumn;
commandParam.SourceColumnNullMapping = param.SourceColumnNullMapping;
commandParam.SqlValue = param.SqlValue;
commandParam.SrcVersion = param.SrcVersion;
commandParam.DbType = (SqlDbType)param.Type;
commandParam.TypeName = param.TypeName;
commandParam.UdtName = param.UdtTypeName;
commandParam.Value = param.Value;
parameters.Add(pair.Key, commandParam);
}
}
hint = new SqlYukonCacheDependency(sqlDependency.ConnectionString, sqlDependency.CommandText, sqlDependency.CommandType, parameters);
aggregateHint.Add(hint);
}
else if (cacheDependency is Runtime.Dependencies.ExtensibleDependency)
{
hint = new ExtensibleDependency(cacheDependency as Runtime.Dependencies.ExtensibleDependency);
aggregateHint.Add(hint);
}
else if (cacheDependency is NosDBDependency)
{
NosDBDependency nosDbDependency = cacheDependency as NosDBDependency;
hint = new NosDBCacheDependency(nosDbDependency.ConnectionString, nosDbDependency.CommandText, nosDbDependency.Timeout, nosDbDependency.Parameters);
aggregateHint.Add(hint);
}
else
{
foreach (CacheDependency dep in cacheDependency.Dependencies)
{
hint = GetExpirationHint(dep, aggregateHint);
}
}
IList <ExpirationHint> hints = aggregateHint.Hints;
if (hints.Count == 0)
{
return(null);
}
if (hints.Count == 1)
{
return(hints[0]);
}
return(aggregateHint);
}
private CacheDependency GetNonAggregateDependencies(ExpirationHint hint)
{
if (hint is KeyDependency)
{
KeyDependency keyDep = (KeyDependency)hint;
return(new Runtime.Dependencies.KeyDependency(keyDep.CacheKeys, new DateTime(keyDep.StartAfterTicks)));
}
else if (hint is FileDependency)
{
FileDependency fileDep = (FileDependency)hint;
return(new Runtime.Dependencies.FileDependency(fileDep.fileNames, new DateTime(fileDep.StartAfterTicks)));
}
else if (hint is OleDbCacheDependency)
{
OleDbCacheDependency oleDbDep = (OleDbCacheDependency)hint;
return(DBDependencyFactory.CreateOleDbCacheDependency(oleDbDep.ConnectionString, oleDbDep.DbCacheKey));
}
else if (hint is Sql7CacheDependency)
{
Sql7CacheDependency sql7Dep = (Sql7CacheDependency)hint;
return(DBDependencyFactory.CreateSqlCacheDependency(sql7Dep.ConnectionString, sql7Dep.DbCacheKey));
}
else if (hint is OracleCacheDependency)
{
OracleCacheDependency oracleDep = (OracleCacheDependency)hint;
Dictionary <string, OracleCmdParams> parameters = new Dictionary <string, OracleCmdParams>();
IDictionaryEnumerator enu = oracleDep.CommandParams.GetEnumerator();
while (enu.MoveNext())
{
string key = enu.Key.ToString();
OracleCommandParams cmdParam = (OracleCommandParams)enu.Value;
OracleCmdParams commandParam = new OracleCmdParams();
commandParam.Direction = (OracleParameterDirection)cmdParam.Direction;
commandParam.Type = (OracleCmdParamsType)cmdParam.Type;
commandParam.Value = cmdParam.Value;
parameters.Add(key, commandParam);
}
Runtime.Dependencies.OracleCacheDependency oraDep = new Runtime.Dependencies.OracleCacheDependency(oracleDep.ConnectionString,
oracleDep.QueryString,
(OracleCommandType)oracleDep.CommandType,
parameters);
return(oraDep);
}
else if (hint is SqlYukonCacheDependency)
{
SqlYukonCacheDependency yukonDep = (SqlYukonCacheDependency)hint;
Dictionary <string, Runtime.Dependencies.SqlCmdParams> parameters = new Dictionary <string, Runtime.Dependencies.SqlCmdParams>();
IDictionaryEnumerator enu = yukonDep.CommandParams.GetEnumerator();
while (enu.MoveNext())
{
string key = enu.Key.ToString();
SqlCmdParams param = (SqlCmdParams)enu.Value;
Runtime.Dependencies.SqlCmdParams yukonCmdParam = new Runtime.Dependencies.SqlCmdParams();
yukonCmdParam.SqlParamDir = param.Direction;
yukonCmdParam.Type = (CmdParamsType)param.DbType;
yukonCmdParam.IsNullable = param.IsNullable;
yukonCmdParam.LocaleID = param.LocaleID;
yukonCmdParam.Offset = param.Offset;
yukonCmdParam.Precision = param.Precision;
yukonCmdParam.Scale = param.Scale;
yukonCmdParam.Size = param.ParamSize;
yukonCmdParam.SourceColumn = param.SourceColumn;
yukonCmdParam.SourceColumnNullMapping = param.SourceColumnNullMapping;
yukonCmdParam.SqlValue = param.SqlValue;
yukonCmdParam.SourceVersion = (SqlDataRowVersion)(int)param.SrcVersion;
yukonCmdParam.TypeName = param.TypeName;
yukonCmdParam.UdtTypeName = param.UdtName;
yukonCmdParam.Value = param.Value;
parameters.Add(key, yukonCmdParam);
}
Runtime.Dependencies.SqlCacheDependency sqlDep = new Runtime.Dependencies.SqlCacheDependency(yukonDep.ConnectionString,
yukonDep.QueryString,
(SqlCommandType)yukonDep.CommandType,
parameters);
return(sqlDep);
}
if (hint is NosDBCacheDependency)
{
NosDBCacheDependency nosDbDep = (NosDBCacheDependency)hint;
Dictionary <string, object> parameters = new Dictionary <string, object>();
IDictionaryEnumerator enu = nosDbDep.CommandParams.GetEnumerator();
while (enu.MoveNext())
{
string key = enu.Key.ToString();
parameters.Add(key, enu.Value);
}
NosDBDependency oraDep = new NosDBDependency(nosDbDep.ConnectionString, nosDbDep.QueryString, parameters, nosDbDep.Timeout);
return(oraDep);
}
return(null);
}
public static CacheDependency GetCacheDependency(ExpirationHint hint, ref DateTime absoluteExpiration, ref TimeSpan slidingExpiration)
{
CacheDependency cacheDependency = null;
if (hint != null)
{
if (hint is AggregateExpirationHint)
{
AggregateExpirationHint aggregate = (AggregateExpirationHint)hint;
IList <ExpirationHint> hints = aggregate.Hints;
if (hints != null && hints.Count > 0)
{
foreach (ExpirationHint h in hints)
{
AddToDependency(ref cacheDependency, GetCacheDependency(h, ref absoluteExpiration, ref slidingExpiration));
}
}
}
else if (hint is FixedExpiration)
{
absoluteExpiration = ((FixedExpiration)hint).AbsoluteTime;
}
else if (hint is IdleExpiration)
{
slidingExpiration = ((IdleExpiration)hint).SlidingTime;
}
else if (hint is KeyDependency)
{
KeyDependency keyDep = (KeyDependency)hint;
AddToDependency(ref cacheDependency,
new Runtime.Dependencies.KeyDependency(keyDep.CacheKeys, new DateTime(keyDep.StartAfterTicks)));
}
else if (hint is FileDependency)
{
FileDependency fileDep = (FileDependency)hint;
AddToDependency(ref cacheDependency, new Runtime.Dependencies.FileDependency(fileDep.fileNames, new DateTime(fileDep.StartAfterTicks)));
}
else if (hint is OleDbCacheDependency)
{
OleDbCacheDependency oleDbDep = (OleDbCacheDependency)hint;
AddToDependency(ref cacheDependency,
new CacheDependency(null, null, DBDependencyFactory.CreateOleDbCacheDependency(
oleDbDep.ConnectionString, oleDbDep.DbCacheKey)));
}
else if (hint is Sql7CacheDependency)
{
Sql7CacheDependency sql7Dep = (Sql7CacheDependency)hint;
AddToDependency(ref cacheDependency,
new CacheDependency(null, null, DBDependencyFactory.CreateSqlCacheDependency(
sql7Dep.ConnectionString, sql7Dep.DbCacheKey)));
}
else if (hint is OracleCacheDependency)
{
OracleCacheDependency oracleDep = (OracleCacheDependency)hint;
Dictionary <string, OracleCmdParams> parameters = new Dictionary <string, OracleCmdParams>();
IDictionaryEnumerator enu = oracleDep.CommandParams.GetEnumerator();
while (enu.MoveNext())
{
string key = enu.Key.ToString();
OracleCommandParams cmdParam = (OracleCommandParams)enu.Value;
OracleCmdParams commandParam = new OracleCmdParams();
commandParam.Direction = (OracleParameterDirection)cmdParam.Direction;
commandParam.Type = (OracleCmdParamsType)cmdParam.Type;
commandParam.Value = cmdParam.Value;
parameters.Add(key, commandParam);
}
Runtime.Dependencies.OracleCacheDependency oraDep = new Runtime.Dependencies.OracleCacheDependency(oracleDep.ConnectionString,
oracleDep.QueryString,
(OracleCommandType)oracleDep.CommandType,
parameters);
AddToDependency(ref cacheDependency, oraDep);
}
else if (hint is SqlYukonCacheDependency)
{
SqlYukonCacheDependency yukonDep = (SqlYukonCacheDependency)hint;
Dictionary <string, Runtime.Dependencies.SqlCmdParams> parameters = new Dictionary <string, Runtime.Dependencies.SqlCmdParams>();
IDictionaryEnumerator enu = yukonDep.CommandParams.GetEnumerator();
while (enu.MoveNext())
{
string key = enu.Key.ToString();
SqlCmdParams param = (SqlCmdParams)enu.Value;
Runtime.Dependencies.SqlCmdParams yukonCmdParam = new Runtime.Dependencies.SqlCmdParams();
yukonCmdParam.SqlParamDir = param.Direction;
yukonCmdParam.Type = (CmdParamsType)param.DbType;
yukonCmdParam.IsNullable = param.IsNullable;
yukonCmdParam.LocaleID = param.LocaleID;
yukonCmdParam.Offset = param.Offset;
yukonCmdParam.Precision = param.Precision;
yukonCmdParam.Scale = param.Scale;
yukonCmdParam.Size = param.ParamSize;
yukonCmdParam.SourceColumn = param.SourceColumn;
yukonCmdParam.SourceColumnNullMapping = param.SourceColumnNullMapping;
yukonCmdParam.SqlValue = param.SqlValue;
yukonCmdParam.SourceVersion = (SqlDataRowVersion)(int)param.SrcVersion;
yukonCmdParam.TypeName = param.TypeName;
yukonCmdParam.UdtTypeName = param.UdtName;
yukonCmdParam.Value = param.Value;
parameters.Add(key, yukonCmdParam);
}
Runtime.Dependencies.SqlCacheDependency sqlDep = new Runtime.Dependencies.SqlCacheDependency(yukonDep.ConnectionString,
yukonDep.QueryString,
(SqlCommandType)yukonDep.CommandType,
parameters);
AddToDependency(ref cacheDependency, sqlDep);
}
else if (hint is NosDBCacheDependency)
{
NosDBCacheDependency nosDbDep = (NosDBCacheDependency)hint;
Dictionary <string, object> parameters = new Dictionary <string, object>();
IDictionaryEnumerator enu = nosDbDep.CommandParams.GetEnumerator();
while (enu.MoveNext())
{
string key = enu.Key.ToString();
parameters.Add(key, enu.Value);
}
NosDBDependency nosDb = new NosDBDependency(nosDbDep.ConnectionString, nosDbDep.QueryString, parameters, nosDbDep.Timeout);
AddToDependency(ref cacheDependency, nosDb);
}
}
return(cacheDependency);
}