/// <summary>
/// Set Status of transfered bucket locally
/// </summary>
/// <param name="owner"></param>
/// <param name="buckets"></param>
/// <param name="sparsed"></param>
private void SetBucketStatus(NodeIdentity owner, ArrayList buckets)
{
if (this._dispatcher != null)
{
IStateTransferOperation operation = CreateStateTransferOperation(StateTransferOpCode.SetBucketStatus);
operation.Params.SetParamValue(ParamName.BucketList, buckets);
operation.Params.SetParamValue(ParamName.BucketStatus, BucketStatus.Functional);
operation.Params.SetParamValue(ParamName.BucketFinalShard, owner);
operation.Params.SetParamValue(ParamName.IsSource, true);
_dispatcher.DispatchOperation <Object>(operation);
}
}
/// <summary>
/// Dispacth operations to the Configuration Server if configuration operations,and pass to upper layer otherwise
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="operation"></param>
/// <returns></returns>
public T DispatchOperation <T>(IStateTransferOperation operation) where T : class
{
switch (operation.OpCode)
{
// Send lock buckets request to configuration server
case StateTransferOpCode.LockBucketsOnCS:
// Send release lock buckets request to configuration server
case StateTransferOpCode.ReleaseBucketsOnCS:
// Announce State Transfer on configuration server
case StateTransferOpCode.AnnounceBucketTxfer:
// check if specified bucket is spared
case StateTransferOpCode.IsSparsedBucket:
// Verify Bucket Ownership
case StateTransferOpCode.VerifyFinalOwnerShip:
// Finalize State Transfer
case StateTransferOpCode.FinalizeStateTransfer:
return(context.ConfigurationSession.StateTransferOperation(context.ClusterName, operation) as T);
case StateTransferOpCode.StateTxferCompeleted:
OnStateTxfrCompleted(operation);
break;
case StateTransferOpCode.StateTxferFailed:
OnStateTxfrFailed(operation);
break;
case StateTransferOpCode.GetShardPrimary:
return(GetShardPrimary(operation) as T);
}
// For Shard/Cluster Level Operations
return(dispatcher.DispatchOperation <T>(operation));
}
/// <summary>
/// Dispacth operations to the underlying Database Manager if local operations,and pass to upper layer otherwise
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="operation"></param>
/// <returns></returns>
public T DispatchOperation <T>(IStateTransferOperation operation) where T : class
{
switch (operation.OpCode)
{
// Param should contain at least db plus collection name and bucket id
case StateTransferOpCode.GetBucketKeysFilterEnumerator:
//case StateTransferOpCode.GetLogTable:
//case StateTransferOpCode.RemoveLoggedOperations:
case StateTransferOpCode.EmptyBucket:
//case StateTransferOpCode.StartBeforeOperationLogging:
//case StateTransferOpCode.StopBeforeOperationLogging:
case StateTransferOpCode.ApplyLogOperations:
case StateTransferOpCode.SetBucketStatus:
case StateTransferOpCode.GetBucketStats:
case StateTransferOpCode.GetBucketKeys:
{
if (context != null && context.DatabasesManager != null)
{
return(context.DatabasesManager.OnOperationRecieved(operation) as T);
}
return(default(T));
}
//If State Transfer for this Database has been compeleted then call node level manager for compeletion
case StateTransferOpCode.StateTxferCompeleted:
//If State Transfer for this Database has been stopped then call node level manager for compeletion
case StateTransferOpCode.StateTxferFailed:
{
OnCollectionTaskEnd(operation);
return(default(T));
}
////If State Transfer for this Database has been stopped then call node level manager for compeletion
//case StateTransferOpCode.StateTxferFailed:
// {
// if (OnStateTxfrFailed(operation)) break;
// return default(T);
// }
}
return((T)dispatcher.DispatchOperation <T>(operation));
}