/// <summary>
/// Constructs a range mapping given mapping creation arguments.
/// </summary>
/// <param name="manager">Owning ShardMapManager.</param>
/// <param name="creationInfo">Mapping creation information.</param>
internal RangeMapping(ShardMapManager manager, RangeMappingCreationInfo <TKey> creationInfo)
{
Debug.Assert(manager != null);
Debug.Assert(creationInfo != null);
Debug.Assert(creationInfo.Shard != null);
this.Manager = manager;
_shard = creationInfo.Shard;
this.StoreMapping = new DefaultStoreMapping(
Guid.NewGuid(),
creationInfo.Shard,
creationInfo.Range.Low.RawValue,
creationInfo.Range.High.RawValue,
(int)creationInfo.Status);
this.Range = creationInfo.Range;
this.Value = creationInfo.Value;
}
public RangeMapping <TKey> CreateRangeMapping(RangeMappingCreationInfo <TKey> creationInfo)
{
ExceptionUtils.DisallowNullArgument(creationInfo, "args");
using (ActivityIdScope activityIdScope = new ActivityIdScope(Guid.NewGuid()))
{
Tracer.TraceInfo(TraceSourceConstants.ComponentNames.RangeShardMap,
"CreateRangeMapping", "Start; Shard: {0}", creationInfo.Shard.Location);
Stopwatch stopwatch = Stopwatch.StartNew();
RangeMapping <TKey> rangeMapping = this.rsm.Add(new RangeMapping <TKey>(this.Manager, creationInfo));
stopwatch.Stop();
Tracer.TraceInfo(TraceSourceConstants.ComponentNames.RangeShardMap,
"CreateRangeMapping", "Complete; Shard: {0}; Duration: {1}",
creationInfo.Shard.Location, stopwatch.Elapsed);
return(rangeMapping);
}
}
