mirror of https://github.com/poanetwork/gecko.git
45 lines
890 B
Go
45 lines
890 B
Go
// (c) 2019-2020, Ava Labs, Inc. All rights reserved.
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// See the file LICENSE for licensing terms.
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package snowman
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import (
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"github.com/ava-labs/gecko/ids"
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"github.com/ava-labs/gecko/snow/consensus/snowman"
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)
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type issuer struct {
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t *Transitive
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blk snowman.Block
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abandoned bool
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deps ids.Set
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}
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func (i *issuer) Dependencies() ids.Set { return i.deps }
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func (i *issuer) Fulfill(id ids.ID) {
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i.deps.Remove(id)
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i.Update()
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}
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func (i *issuer) Abandon(ids.ID) {
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if !i.abandoned {
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blkID := i.blk.ID()
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i.t.pending.Remove(blkID)
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i.t.blocked.Abandon(blkID)
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// Tracks performance statistics
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i.t.numBlkRequests.Set(float64(i.t.blkReqs.Len()))
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i.t.numBlockedBlk.Set(float64(i.t.pending.Len()))
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}
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i.abandoned = true
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}
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func (i *issuer) Update() {
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if i.abandoned || i.deps.Len() != 0 || i.t.errs.Errored() {
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return
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}
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i.t.errs.Add(i.t.deliver(i.blk))
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}
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