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package topic
import (
"fmt"
"github.com/seaweedfs/seaweedfs/weed/filer"
"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
"time"
)
type Topic struct {
Namespace string
Name string
}
func NewTopic(namespace string, name string) Topic {
return Topic{
Namespace: namespace,
Name: name,
}
}
func FromPbTopic(topic *mq_pb.Topic) Topic {
return Topic{
Namespace: topic.Namespace,
Name: topic.Name,
}
}
func (tp Topic) String() string {
return fmt.Sprintf("%s.%s", tp.Namespace, tp.Name)
}
type Segment struct {
Topic Topic
Id int32
Partition Partition
LastModified time.Time
}
func FromPbSegment(segment *mq_pb.Segment) *Segment {
return &Segment{
Topic: Topic{
Namespace: segment.Namespace,
Name: segment.Topic,
},
Id: segment.Id,
Partition: Partition{
RangeStart: segment.Partition.RangeStart,
RangeStop: segment.Partition.RangeStop,
RingSize: segment.Partition.RingSize,
},
}
}
func (segment *Segment) ToPbSegment() *mq_pb.Segment {
return &mq_pb.Segment{
Namespace: string(segment.Topic.Namespace),
Topic: segment.Topic.Name,
Id: segment.Id,
Partition: &mq_pb.Partition{
RingSize: segment.Partition.RingSize,
RangeStart: segment.Partition.RangeStart,
RangeStop: segment.Partition.RangeStop,
},
}
}
func (segment *Segment) DirAndName() (dir string, name string) {
dir = fmt.Sprintf("%s/%s/%s", filer.TopicsDir, segment.Topic.Namespace, segment.Topic.Name)
name = fmt.Sprintf("%4d.segment", segment.Id)
return
}
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