seaweedfs/weed/mq/topic/topic.go
chrislu 01d70c21f3 Squashed commit of the following:
commit 32f4b1a13057d56b6de487cdb80ff7c205af01a6
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Aug 20 22:52:19 2023 -0700

    fix compilation

commit e77ad33b7ca0423138fbae26a4433b60923a9588
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Aug 20 22:46:44 2023 -0700

    pub

commit f431f30cc7ca277ca299e3cd118c05537fb9f5c3
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Aug 20 13:27:39 2023 -0700

    fix generic type

commit 4e9dcb18293fd1e3e306e2dceb995dfd67a35e1d
Merge: 30f942580 16e3f2d52
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Aug 20 12:47:14 2023 -0700

    Merge branch 'master' into pubsub

commit 30f942580ad1bb32ae94aade2e3a21ec3ab63e21
Author: chrislu <chris.lu@gmail.com>
Date:   Sun Aug 20 11:10:58 2023 -0700

    wip

commit f8b00980bc2f3879bb43decffd9a08d842f196f2
Author: chrislu <chris.lu@gmail.com>
Date:   Tue Jul 25 09:14:35 2023 -0700

    add design document

commit 08d2bebe42a26ebc39f1542f54d99e73620727dd
Author: chrislu <chris.lu@gmail.com>
Date:   Tue Jul 25 09:14:06 2023 -0700

    minor

commit bcfa7982b262a40fcdce6fc6613fad2ce07c13da
Author: chrislu <chris.lu@gmail.com>
Date:   Tue Jul 25 09:13:49 2023 -0700

    rename
2023-08-20 22:53:05 -07:00

74 lines
1.6 KiB
Go

package topic
import (
"fmt"
"github.com/seaweedfs/seaweedfs/weed/filer"
"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
"time"
)
type Namespace string
type Topic struct {
Namespace Namespace
Name string
}
func NewTopic(namespace Namespace, name string) Topic {
return Topic{
Namespace: namespace,
Name: name,
}
}
func FromPbTopic(topic *mq_pb.Topic) Topic {
return Topic{
Namespace: 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: 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
}