private bool DeleteInstanceInternal(IComparable instanceId, bool replicate, long evictionVersion)
{
Requires.Argument("instanceId", instanceId).NotNull();
StatefulServiceExecutionContext executionContext = StatefulServiceExecutionContext.Current as StatefulServiceExecutionContext;
if (executionContext == null || executionContext.Partition == null)
{
throw new InvalidOperationException("Program instance cannot be obtained outside context of a partition. Please ensure that StatefulServiceReplicaT.Invoke is called.");
}
StatefulProgramInstance instance = null;
ItemCollection <IComparable, StatefulProgramInstance> instances;
using (this.instanceManager.GetInstances(LockPermission.Write, out instances))
{
if (instances.Contains(instanceId))
{
instance = (StatefulProgramInstance)instances[instanceId];
if (evictionVersion != -2 && !instance.CanEvict(evictionVersion))
{
return(false);
}
instances.Remove(instanceId);
((IDisposable)instance).Dispose();
}
}
if (instance != null)
{
if (replicate)
{
Replicable <StatefulProgramInstance> replicable = new Replicable <StatefulProgramInstance>(instance.Id.ToString(), instance);
ReplicationScope replicationScope = new ReplicationScope(new Replicable[] { replicable }, ReplicationOperationType.Evict);
replicationScope.ReplicateAsync().ContinueWith(
task =>
{
ReplicationResult result = task.IsFaulted ? ReplicationResult.Failed : task.Result;
if (result != ReplicationResult.Success)
{
AppTrace.TraceMsg(TraceLogEventType.Warning, "StatefulServiceReplicaT.DeleteInstanceInternal", "Replication call to dispose the instance with id {0} failed.", instance.Id);
}
},
TaskContinuationOptions.ExecuteSynchronously);
}
return(true);
}
else
{
return(false);
}
}
public void TestInvalidReplicationScope_WithoutTransaction()
{
Assert.That(() =>
{
using (var scope = new DatabaseScope())
{
using (var replicationScope = new ReplicationScope())
{
}
}
}, Throws.Exception.TypeOf <InvalidOperationException>());
}
public ColumnFamilySchema ToPbSchema()
{
var schema = new ColumnFamilySchema
{
Name = ByteString.CopyFrom(Name)
};
schema.Attributes.Add(new BytesBytesPair
{
First = ByteString.CopyFromUtf8("VERSIONS"),
Second = ByteString.CopyFromUtf8(MaxVersions.ToString())
});
schema.Attributes.Add(new BytesBytesPair
{
First = ByteString.CopyFromUtf8("TTl"),
Second = ByteString.CopyFromUtf8(TTL.ToString())
});
schema.Attributes.Add(new BytesBytesPair
{
First = ByteString.CopyFromUtf8("MIN_VERSIONS"),
Second = ByteString.CopyFromUtf8(MinVersion.ToString())
});
schema.Attributes.Add(new BytesBytesPair
{
First = ByteString.CopyFromUtf8("KEEP_DELETED_CELLS"),
Second = ByteString.CopyFromUtf8(KeepDeletedCells.ToString())
});
schema.Attributes.Add(new BytesBytesPair
{
First = ByteString.CopyFromUtf8("BLOCKSIZE"),
Second = ByteString.CopyFromUtf8(BlockSize.ToString())
});
schema.Attributes.Add(new BytesBytesPair
{
First = ByteString.CopyFromUtf8("COMPRESSION"),
Second = ByteString.CopyFromUtf8(Compression.ToString())
});
schema.Attributes.Add(new BytesBytesPair
{
First = ByteString.CopyFromUtf8("BLOCKCACHE"),
Second = ByteString.CopyFromUtf8(IsBlockCache.ToString())
});
schema.Attributes.Add(new BytesBytesPair
{
First = ByteString.CopyFromUtf8("BLOOMFILTER"),
Second = ByteString.CopyFromUtf8(BloomFilter.ToString())
});
schema.Attributes.Add(new BytesBytesPair
{
First = ByteString.CopyFromUtf8("REPLICATION_SCOPE"),
Second = ByteString.CopyFromUtf8(ReplicationScope.ToString())
});
schema.Attributes.Add(new BytesBytesPair
{
First = ByteString.CopyFromUtf8("DATA_BLOCK_ENCODING"),
Second = ByteString.CopyFromUtf8(DataBlockEncoding.ToString())
});
return(schema);
}
