/// <summary>
/// Removes all entries from the store.
/// </summary>
internal override void ClearInternal()
{
base.ClearInternal();
if (_keyList != null)
{
_keyList.Clear();
}
if (_logMgr != null)
{
_logMgr.Dispose(); //it clears the operation loggers for each bucket
}
_keyListSize = 0;
if (LocalBuckets == null)
{
return;
}
//clear the bucket stats
IDictionaryEnumerator ide = LocalBuckets.GetEnumerator();
while (ide.MoveNext())
{
BucketStatistics stats = ide.Value as BucketStatistics;
if (stats != null)
{
stats.Clear();
}
}
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or
/// resetting unmanaged resources.
/// </summary>
public override void Dispose()
{
lock (_itemDict.SyncRoot)
{
_itemDict.Clear();
_itemDict = null;
}
base.Dispose();
}
protected StateTxfrInfo GetData(int bucketId)
{
if (_result.Count > 0)
{
_result.Clear();
}
long sizeToSend = 0;
lock (_parent._bucketStateTxfrStatus.SyncRoot)
{
_parent._bucketStateTxfrStatus[bucketId] = true;
}
if (_parent.Context.NCacheLog.IsInfoEnabled)
{
_parent.Context.NCacheLog.Info("StateTxfrCorresponder.GetData(2)", "state txfr request for :" + bucketId + " txfrid :" + _lastTxfrId);
}
if (_keyList != null && _keyList.Count > 0)
{
return(GetCacheItems(bucketId));
}
else if (_topicWiseMessageList.Count > 0)
{
return(GetMessages(bucketId));
}
else if (_transferType == StateTransferType.MOVE_DATA)
{
//We need to transfer the logs.
if (_parent.Context.NCacheLog.IsInfoEnabled)
{
_parent.Context.NCacheLog.Info("StateTxfrCorresponder.GetData(2)", "sending log data for bucket: " + bucketId);
}
ArrayList list = new ArrayList(1);
list.Add(bucketId);
StateTxfrInfo info = GetLoggedData(list);
if (info.transferCompleted && _transferTypeChanged)
{
StartCompoundFilteration(bucketId);
}
return(info);
}
else
{
//As transfer mode is not MOVE_DATA, therefore no logs are maintained
//and hence are not transferred.
StartCompoundFilteration(bucketId);
return(new StateTxfrInfo(null, true, 0, null, false));
}
}
public override void Dispose()
{
if (_logMgr != null)
{
_logMgr.Dispose();
}
if (_keyList != null)
{
_keyList.Clear();
}
base.Dispose();
}
public void ClearKeys()
{
lock (_interestedKeys)
{
foreach (KeyValuePair <string, NotificationEntry> entry in _interestedKeys)
{
if (entry.Value.NotifyOnUpdate)
{
if (_updatedKeys.ContainsKey(entry.Key))
{
DecrementOrRemove(ref _updatedKeys, entry.Key);
}
}
if (entry.Value.NotifyOnRemove)
{
if (_removedKeys.ContainsKey(entry.Key))
{
DecrementOrRemove(ref _removedKeys, entry.Key);
}
}
}
_interestedKeys.Clear();
}
}
public void Clear()
{
lock (_mutex)
{
_expirationIndex.Clear();
}
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or
/// resetting unmanaged resources.
/// </summary>
public virtual void Dispose()
{
if (_taskExpiry != null)
{
_taskExpiry.Cancel();
_taskExpiry = null;
}
lock (_status_mutex)
{
_mainIndex.Clear();
_mainIndex = null;
_transitoryIndex.Clear();
_transitoryIndex = null;
_expirationManagerSize = 0;
}
GC.SuppressFinalize(this);
}
public void Dispose()
{
if (_loggers != null)
{
foreach (OperationLogger logger in _loggers.Values)
{
logger.Clear();
}
_loggers.Clear();
}
}
public void Dispose()
{
if (_asyncProcessor != null)
{
_asyncProcessor.Stop();
_asyncProcessor = null;
}
if (_indexMap != null)
{
_indexMap.Clear();
_indexMap = null;
}
_cache = null;
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or
/// resetting unmanaged resources.
/// </summary>
public virtual void Dispose()
{
if (_taskExpiry != null)
{
_taskExpiry.Cancel();
_taskExpiry = null;
}
if (_cdbSyncMgr != null)
{
_cdbSyncMgr.ClearResourcePools();
//_cdbSyncMgr.Clear();
}
if (_notifBasedDepMgr != null)
{
_notifBasedDepMgr.EndOperations();
_notifBasedDepMgr.Dispose(false);
_notifBasedDepMgr.Clear();
_notifBasedDepMgr = null;
}
lock (_status_mutex)
{
_mainIndex.Clear();
_mainIndex = null;
_transitoryIndex.Clear();
_transitoryIndex = null;
_expirationManagerSize = 0;
}
GC.SuppressFinalize(this);
}
public void ClearCache(bool raisenotification)
{
lock (this)
{
foreach (KeyValuePair <string, ClientNotificationMgr> kvp in _clients)
{
kvp.Value.ClearKeys();
}
_registeredKeys.Clear();
_removedKeys.Clear();
_updatedKeys.Clear();
}
if (raisenotification)
{
lock (this)
{
IDictionaryEnumerator ide = _clients.GetEnumerator();
while (ide.MoveNext())
{
_lastChangeTime = HPTime.Now;
((ClientNotificationMgr)ide.Value).AddKey(_clearKey, null, null);
if (!_registeredKeys.ContainsKey(_clearKey))
{
_registeredKeys.Add(_clearKey, new KeyInfo());
}
KeyInfo keyInfo = _registeredKeys[_clearKey];
keyInfo.UpdatedTime = HPTime.Now;
keyInfo = keyInfo.Clone() as KeyInfo;
keyInfo.UpdatedBy = ide.Key as string;
if (!_updatedKeys.ContainsKey(_clearKey))
{
_updatedKeys.Add(_clearKey, keyInfo);
}
else
{
_updatedKeys[_clearKey] = keyInfo;
}
}
}
}
}
public void Clear()
{
lock (_mutex)
{
if (_indexForAll)
{
_indexTable.Clear();
}
else
{
IDictionaryEnumerator e = _indexTable.GetEnumerator();
while (e.MoveNext())
{
Hashtable tbl = e.Value as Hashtable;
tbl.Clear();
}
}
}
}
/// <summary>
/// Clears queue and helping datastructures like map, cache, itemstobereplicated
/// </summary>
internal void Clear()
{
try
{
lock (_sync_mutex)
{
_queue.Clear();
_keyToIndexMap.Clear();
_indexToKeyMap.Clear();
_tail = _head = -1;
_tailMaxReached = false;
_size = 0;
_count = 0;
}
}
catch (Exception exp)
{
throw exp;
}
}
public void Dispose()
{
taskOutput.Clear();
}
public void Clear()
{
_keyToValue.Clear();
_valueToKey.Clear();
}
//protected StateTxfrInfo GetData(ArrayList bucketIds)
//{
// try
// {
// object[] keys = null;
// Hashtable data = null;
// Hashtable result = new Hashtable();
// ArrayList payLoad = new ArrayList();
// ArrayList payLoadCompilationInfo = new ArrayList();
// if (!_sendLogData)
// {
// IEnumerator ie = bucketIds.GetEnumerator();
// while (ie.MoveNext())
// {
// int bucketId = (int)ie.Current;
// if (_parent.Context.NCacheLog.IsInfoEnabled) _parent.Context.NCacheLog.Info("StateTxfrCorresponder.GetData(1)", "transfering data for bucket : " + bucketId);
// bool enableLogs = _transferType == StateTransferType.MOVE_DATA ? true : false;
// _parent.InternalCache.GetKeyList(bucketId, enableLogs, _keyList);
// _logableBuckets.Add(bucketId);
// data = null;
// if (keyList != null)
// {
// if (_parent.Context.NCacheLog.IsInfoEnabled) _parent.Context.NCacheLog.Info("StateTxfrCorresponder.GetData(1)", "bucket : " + bucketId + " [" + keyList.Count + " ]");
// keys = keyList.ToArray();
// OperationContext operationContext = new OperationContext(OperationContextFieldName.OperationType, OperationContextOperationType.CacheOperation);
// operationContext.Add(OperationContextFieldName.GenerateQueryInfo, true);
// data = _parent.InternalCache.Get(keys,operationContext);
// }
// if (data != null && data.Count > 0)
// {
// if (result.Count == 0)
// {
// result = data.Clone() as Hashtable;
// }
// else
// {
// IDictionaryEnumerator ide = data.GetEnumerator();
// while (ide.MoveNext())
// {
// CacheEntry entry = ide.Value as CacheEntry;
// UserBinaryObject ubObject = null;
// if (entry.Value is CallbackEntry)
// {
// ubObject = ((CallbackEntry)entry.Value).Value as UserBinaryObject;
// }
// else
// ubObject = entry.Value as UserBinaryObject;
// payLoad.AddRange(ubObject.Data);
// long size = entry.DataSize;
// int index = payLoadCompilationInfo.Add(size);
// PayloadInfo payLoadInfo = new PayloadInfo(entry.CloneWithoutValue(), index);
// result[ide.Key] = payLoadInfo;
// }
// }
// }
// }
// _sendLogData = true;
// if (_parent.Context.NCacheLog.IsInfoEnabled)
// _parent.Context.NCacheLog.Info("State Transfer Corresponder", "BalanceDataLoad = " + _isBalanceDataLoad.ToString());
// if (_isBalanceDataLoad)
// {
// _parent.Context.PerfStatsColl.IncrementDataBalPerSecStatsBy(result.Count);
// }
// else
// {
// _parent.Context.PerfStatsColl.IncrementStateTxfrPerSecStatsBy(result.Count);
// }
// return new StateTxfrInfo(result,payLoad,payLoadCompilationInfo, false);
// }
// else
// return GetLoggedData(bucketIds);
// }
// catch (Exception ex)
// {
// _parent.Context.NCacheLog.Error("StateTxfrCorresponder.GetData(1)", ex.ToString());
// return null;
// }
//}
protected StateTxfrInfo GetData(int bucketId)
{
if (_result.Count > 0)
{
_result.Clear();
}
long sizeToSend = 0;
lock (_parent._bucketStateTxfrStatus.SyncRoot)
{
_parent._bucketStateTxfrStatus[bucketId] = true;
}
if (_parent.Context.NCacheLog.IsInfoEnabled)
{
_parent.Context.NCacheLog.Info("StateTxfrCorresponder.GetData(2)", "state txfr request for :" + bucketId + " txfrid :" + _lastTxfrId);
}
if (_keyList != null && _keyList.Count > 0)
{
if (_parent.Context.NCacheLog.IsInfoEnabled)
{
_parent.Context.NCacheLog.Info("StateTxfrCorresponder.GetData(2)", "bucket size :" + _keyList.Count);
}
for (_keyCount = 0; _keyCount < _keyList.Count; _keyCount++)
{
string key = _keyList[_keyCount] as string;
OperationContext operationContext = new OperationContext(OperationContextFieldName.OperationType, OperationContextOperationType.CacheOperation);
operationContext.Add(OperationContextFieldName.GenerateQueryInfo, true);
CacheEntry entry = _parent.InternalCache.InternalCache.Get(key, false, operationContext);
if (entry != null)
{
long size = (entry.InMemorySize + Common.MemoryUtil.GetStringSize(key)); //.DataSize;
if (sizeToSend > _threshold)
{
break;
}
_result[key] = entry;
sizeToSend += size;
}
}
if (_parent.Context.NCacheLog.IsInfoEnabled)
{
_parent.Context.NCacheLog.Info("StateTxfrCorresponder.GetData(2)", "items sent :" + _keyCount);
}
if (_parent.Context.NCacheLog.IsInfoEnabled)
{
_parent.Context.NCacheLog.Info("StateTxfrCorresponder.GetData(2)", "BalanceDataLoad = " + _isBalanceDataLoad.ToString());
}
if (_isBalanceDataLoad)
{
_parent.Context.PerfStatsColl.IncrementDataBalPerSecStatsBy(_result.Count);
}
else
{
_parent.Context.PerfStatsColl.IncrementStateTxfrPerSecStatsBy(_result.Count);
}
return(new StateTxfrInfo(_result, false, sizeToSend, this.stream));
}
else if (_transferType == StateTransferType.MOVE_DATA)
{
//We need to transfer the logs.
if (_parent.Context.NCacheLog.IsInfoEnabled)
{
_parent.Context.NCacheLog.Info("StateTxfrCorresponder.GetData(2)", "sending log data for bucket: " + bucketId);
}
ArrayList list = new ArrayList(1);
list.Add(bucketId);
return(GetLoggedData(list));
}
else
{
//As transfer mode is not MOVE_DATA, therefore no logs are maintained
//and hence are not transferred.
return(new StateTxfrInfo(null, true, 0, null));
}
}
public void Run()
{
try
{
if (parent.Context != null)
{
if (parent.Context.NCacheLog.IsInfoEnabled)
{
parent.Context.NCacheLog.Info("ReducerTask(" + parent.TaskId + ").Start", "Reducer task is started");
}
}
bool isCompeletedSuccessfully = true;
while (isAlive)
{
try
{
object currObj = null;
lock (ReducerInputQueue)
{
if (ReducerInputQueue.Count == 0 && !isMappercompleted)
{
Monitor.Wait(ReducerInputQueue);
}
if (ReducerInputQueue.Count > 0)
{
currObj = ReducerInputQueue.Dequeue();
}
}
if (currObj != null)
{
Alachisoft.NCache.Runtime.MapReduce.KeyValuePair entry = (Alachisoft.NCache.Runtime.MapReduce.KeyValuePair)currObj;
Object key = entry.Key;
IReducer r = null;
lock (mutex)
{
if (!reducers.ContainsKey(key))
{
r = reducerFactory.Create(key);
r.BeginReduce();
reducers.Add(key, r);
}
else
{
r = (IReducer)reducers[key];
}
}
r.Reduce(entry.Value);
ReducedCount = ReducedCount + 1; // increment the reducedCount
if (parent.Context.PerfStatsColl != null)
{
parent.Context.PerfStatsColl.IncrementReducedPerSecRate();
}
}
else
{
if (isMappercompleted)
{
parent.PersistOutput(FinalizeReducers());
if (parent.Context.NCacheLog.IsInfoEnabled)
{
parent.Context.NCacheLog.Info("ReducerTask(" + parent.TaskId + ").Run ", "Reducer Completed, output persisted.");
}
break;
}
}
}
catch (Exception ex)
{
if (parent.ExceptionCount < parent.MaxExceptions)
{
if (parent.Context.NCacheLog != null)
{
parent.Context.NCacheLog.Error("ReducerTask(" + parent.TaskId + ").Run", " Exception:" + ex.Message);
}
parent.ExceptionCount = parent.ExceptionCount + 1;
}
else
{
isCompeletedSuccessfully = false;
parent.LocalReducerFailed();
lock (mutex)
{
//Dispose Reducers
foreach (IReducer rr in reducers.Values)
{
rr.Dispose();
}
reducers.Clear();
}
break;
}
}
}
if (isCompeletedSuccessfully && isAlive)
{
if (parent.Context.NCacheLog.IsInfoEnabled)
{
parent.Context.NCacheLog.Info("ReducerTask (" + parent.TaskId + ").Run ", "Reduced Total Keys : " + this.ReducedCount);
}
parent.LocalReducerCompleted();
lock (mutex)
{
foreach (IReducer rr in reducers.Values)
{
rr.Dispose();
}
reducers.Clear();
}
}
}
catch (Exception e)
{
try
{
parent.LocalReducerFailed();
}
catch (Exception)
{}
}
}
public virtual void Dispose()
{
_keyToRowIndex.Clear();
_rowToFileIndex.Clear();
_bucketKeyIndex.Clear();
}
public void Run()
{
try
{
if (parent.Context != null)
{
if (parent.Context.NCacheLog.IsInfoEnabled)
{
parent.Context.NCacheLog.Info("CombinerTask(" + parent.TaskId + ").Start", "Combiner task is started");
}
}
bool completedSuccessfully = true;
while (isAlive)
{
try
{
object currObj = null;
lock (CombinerInputQueue)
{
if (CombinerInputQueue.Count == 0 && isMapperAlive)
{
Monitor.Wait(CombinerInputQueue);
}
if (CombinerInputQueue.Count > 0)
{
currObj = CombinerInputQueue.Dequeue();
}
}
if (currObj != null)
{
if (currObj.GetType().Equals(typeof(bool)))
{
bool finalizeChunk = (bool)currObj;
if (finalizeChunk)
{
FinalizeCombiners();
parent.SendReducerData();
lock (mutex)
{
foreach (ICombiner cc in combiners.Values)
{
cc.Dispose();
}
combiners.Clear();
}
}
}
else
{
DictionaryEntry entry = (DictionaryEntry)currObj;
object key = entry.Key;
ICombiner c = null;
lock (mutex)
{
if (!combiners.ContainsKey(key))
{
c = combinerFactory.Create(key);
c.BeginCombine();
combiners.Add(key, c);
}
else
{
c = (ICombiner)combiners[key];
}
}
c.Combine(entry.Value);
totalKeysCombined++;
if (parent.Context.PerfStatsColl != null)
{
parent.Context.PerfStatsColl.IncrementCombinedPerSecRate();
}
}
}
else
{
if (!IsMapperAlive)
{
FinalizeCombiners();
parent.SendReducerData();
lock (mutex)
{
foreach (ICombiner cc in combiners.Values)
{
cc.Dispose();
}
combiners.Clear();
}
break;
}
}
}
catch (Exception ex)
{
if (parent.ExceptionCount < parent.MaxExceptions)
{
if (parent.Context.NCacheLog != null)
{
parent.Context.NCacheLog.Error("CombinerTask (" + parent.TaskId + ").Run", " Exception: " + ex.Message);
}
parent.ExceptionCount = parent.ExceptionCount + 1;
}
else
{
completedSuccessfully = false;
parent.LocalCombinerFailed();
}
}
}
if (completedSuccessfully && isAlive)
{
if (parent.Context.NCacheLog != null)
{
if (parent.Context.NCacheLog.IsInfoEnabled)
{
parent.Context.NCacheLog.Info("CombinerTask (" + parent.TaskId + ").Run", "Total Keys Combined : " + totalKeysCombined);
}
}
parent.LocalCombinerCompleted();
}
}
catch (Exception e)
{
try
{
parent.LocalCombinerFailed();
}
catch (Exception)
{
}
}
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or
/// resetting unmanaged resources.
/// </summary>
public override void Dispose()
{
_itemDict.Clear();
_itemDict = null;
base.Dispose();
}
