/// <summary>
/// Updates or Adds the object to the cluster.
/// </summary>
/// <param name="key">key of the entry.</param>
/// <returns>cache entry.</returns>
/// <remarks>
/// This method invokes <see cref="handleInsert"/> on the specified node.
/// </remarks>
protected CacheInsResultWithEntry Clustered_Insert(Address dest, object key, CacheEntry cacheEntry, string taskId, object lockId, ulong version, LockAccessType accessType, OperationContext operationContext)
{
if (ServerMonitor.MonitorActivity)
{
ServerMonitor.LogClientActivity("PartCacheBase.Insert", "");
}
CacheInsResultWithEntry retVal = null;
CacheEntry cloneValue = null;
try
{
operationContext?.MarkInUse(NCModulesConstants.Topology);
Array userPayLoad; long payLoadSize;
_context.CachingSubSystemDataService.GetEntryClone(cacheEntry, out cloneValue, out userPayLoad, out payLoadSize);
Function func = new Function((int)OpCodes.Insert, new object[] { key, cloneValue, taskId, lockId, accessType, version, operationContext });
func.UserPayload = userPayLoad;
func.ResponseExpected = true;
object result = Cluster.SendMessage(dest, func, GroupRequest.GET_FIRST, false);
if (result == null)
{
return(retVal);
}
retVal = (CacheInsResultWithEntry)((OperationResponse)result).SerializablePayload;
if (retVal.Entry != null && ((OperationResponse)result).UserPayload != null)
{
retVal.Entry.Value = ((OperationResponse)result).UserPayload;
}
}
catch (Runtime.Exceptions.SuspectedException se)
{
throw;
}
catch (Runtime.Exceptions.TimeoutException te)
{
throw;
}
catch (CacheException e)
{
throw;
}
catch (Exception e)
{
throw new GeneralFailureException(e.Message, e);
}
finally
{
operationContext?.MarkFree(NCModulesConstants.Topology);
if (retVal == null)
{
retVal = CacheInsResultWithEntry.CreateCacheInsResultWithEntry(_context.TransactionalPoolManager);
}
MiscUtil.ReturnEntryToPool(cloneValue, Context.TransactionalPoolManager);
}
return(retVal);
}
/// <summary>
/// Returns the set of nodes where the insertion was performed as an atomic operation.
/// </summary>
/// <param name="results">responses collected from all members of cluster.</param>
/// <returns>list of nodes where the operation succeeded</returns>
public static CacheInsResultWithEntry FindAtomicInsertStatusReplicated(RspList results, PoolManager poolManager)
{
int needEvictCount = 0;
int timeoutCount = 0;
int suspectedCount = 0;
int successCount = 0;
CacheInsResultWithEntry res = new CacheInsResultWithEntry();
if (results == null)
{
return(res);
}
for (int i = 0; i < results.size(); i++)
{
Rsp rsp = (Rsp)results.elementAt(i);
if (!rsp.wasReceived() && !rsp.wasSuspected())
{
timeoutCount++;
continue;
}
if (rsp.wasSuspected())
{
suspectedCount++;
continue;
}
res = (CacheInsResultWithEntry)((OperationResponse)rsp.Value).SerializablePayload;
if (res == null)
{
res = CacheInsResultWithEntry.CreateCacheInsResultWithEntry(poolManager);
}
if (res.Result == CacheInsResult.Success || res.Result == CacheInsResult.SuccessOverwrite)
{
successCount++;
}
/* If all the nodes in the Cluster return NeedsEviction response then we do not need to remove */
if (res.Result == CacheInsResult.NeedsEviction)
{
needEvictCount++;
}
}
if (needEvictCount == results.size())
{
//every node returned the NeedEviction; so we need not remove the item
//as data is not corrupted.
res.Result = CacheInsResult.NeedsEvictionNotRemove;
}
if (timeoutCount > 0 && (timeoutCount + successCount == results.size()))
{
if (successCount > 0)
{
//operation is not succeeded on some of the nodes; therefore we throw timeout exception.
res.Result = CacheInsResult.PartialTimeout;
}
else
{
//operation timed out on all of the node; no need to rollback.
res.Result = CacheInsResult.FullTimeout;
}
}
if (timeoutCount > 0 && suspectedCount > 0)
{
if (successCount > 0)
{
//operation is not succeeded on some of the nodes; therefore we throw timeout exception.
res.Result = CacheInsResult.PartialTimeout;
}
else
{
//operation timed out on all of the node; no need to rollback.
res.Result = CacheInsResult.FullTimeout;
}
}
return(res);
}
