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rwlock concurrent read map

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This commit is contained in:
Chris Lu
2016-05-30 12:30:26 -07:00
parent 46a89a7d61
commit 6df18a9181
7 changed files with 45 additions and 25 deletions
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10
go/topology/topology.go
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@@ -90,13 +90,13 @@ func (t *Topology) loadConfiguration(configurationFile string) error {
func (t *Topology) Lookup(collection string, vid storage.VolumeId) []*DataNode {
//maybe an issue if lots of collections?
if collection == "" {
for _, c := range t.collectionMap.Items {
for _, c := range t.collectionMap.Items() {
if list := c.(*Collection).Lookup(vid); list != nil {
return list
}
}
} else {
if c, ok := t.collectionMap.Items[collection]; ok {
if c, ok := t.collectionMap.Find(collection); ok {
return c.(*Collection).Lookup(vid)
}
}
@@ -130,13 +130,13 @@ func (t *Topology) GetVolumeLayout(collectionName string, rp *storage.ReplicaPla
}).(*Collection).GetOrCreateVolumeLayout(rp, ttl)
}
func (t *Topology) GetCollection(collectionName string) (*Collection, bool) {
c, hasCollection := t.collectionMap.Items[collectionName]
func (t *Topology) FindCollection(collectionName string) (*Collection, bool) {
c, hasCollection := t.collectionMap.Find(collectionName)
return c.(*Collection), hasCollection
}
func (t *Topology) DeleteCollection(collectionName string) {
delete(t.collectionMap.Items, collectionName)
t.collectionMap.Delete(collectionName)
}
func (t *Topology) RegisterVolumeLayout(v storage.VolumeInfo, dn *DataNode) {