/// <summary>
/// Gets a block fetcher that respects the given type of checkpoint.
/// The block fetcher will return "IndexBatchSize" blocks starting at this.StoreTip + 1.
/// If "this.AzureIndexer.IgnoreCheckpoints" is set then the checkpoints
/// will be ignored by "GetCheckpointInternal".
/// </summary>
/// <param name="indexerCheckpoints">The type of checkpoint (wallets, blocks, transactions or balances).</param>
/// <param name="cancellationToken">The token used for cancellation.</param>
/// <returns>A block fetcher that respects the given type of checkpoint.</returns>
private BlockFetcher GetBlockFetcher(IndexerCheckpoints indexerCheckpoints, CancellationToken cancellationToken)
{
Checkpoint checkpoint = this.AzureIndexer.GetCheckpointInternal(indexerCheckpoints);
FullNodeBlocksRepository repo = new FullNodeBlocksRepository(this.FullNode);
return(new BlockFetcher(checkpoint, repo, this.Chain)
{
NeedSaveInterval = this.indexerSettings.CheckpointInterval,
FromHeight = this.StoreTip.Height + 1,
ToHeight = Math.Min(this.StoreTip.Height + IndexBatchSize, this.indexerSettings.To),
CancellationToken = cancellationToken
});
}
/// <summary>
/// Gets a block fetcher that respects the given type of checkpoint.
/// The block fetcher will return "IndexBatchSize" blocks starting at this.StoreTip + 1.
/// If "this.AzureIndexer.IgnoreCheckpoints" is set then the checkpoints
/// will be ignored by "GetCheckpointInternal".
/// </summary>
/// <param name="indexerCheckpoints">The type of checkpoint (wallets, blocks, transactions or balances).</param>
/// <returns>A block fetcher that respects the given type of checkpoint.</returns>
private BlockFetcher GetBlockFetcher(IndexerCheckpoints indexerCheckpoints)
{
this.logger.LogTrace("()");
Checkpoint checkpoint = this.AzureIndexer.GetCheckpointInternal(indexerCheckpoints);
FullNodeBlocksRepository repo = new FullNodeBlocksRepository(this.FullNode);
var fetcher = new BlockFetcher(checkpoint, repo, this.Chain, this.Chain.FindFork(checkpoint.BlockLocator), this.loggerFactory)
{
NeedSaveInterval = this.indexerSettings.CheckpointInterval,
FromHeight = this.StoreTip.Height + 1,
ToHeight = Math.Min(this.StoreTip.Height + IndexBatchSize, this.indexerSettings.To),
CancellationToken = this.nodeLifetime.ApplicationStopping
};
this.logger.LogTrace("(-)");
return(fetcher);
}
