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package streams
import (
"context"
"sync"
"github.com/matrix-org/dendrite/syncapi/storage"
"github.com/matrix-org/dendrite/syncapi/types"
)
type StreamProvider struct {
DB storage.Database
latest types.StreamPosition
latestMutex sync.RWMutex
}
func (p *StreamProvider) Setup() {
}
func (p *StreamProvider) Advance(
latest types.StreamPosition,
) {
p.latestMutex.Lock()
defer p.latestMutex.Unlock()
if latest > p.latest {
p.latest = latest
}
}
func (p *StreamProvider) LatestPosition(
ctx context.Context,
) types.StreamPosition {
p.latestMutex.RLock()
defer p.latestMutex.RUnlock()
return p.latest
}
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