1 files changed, 0 insertions, 83 deletions
diff --git a/go/topology/node_list.go b/go/topology/node_list.go
deleted file mode 100644
index bed151b54..000000000
--- a/go/topology/node_list.go
+++ /dev/null
@@ -1,83 +0,0 @@
-package topology
-
-import (
-	"code.google.com/p/weed-fs/go/glog"
-	"code.google.com/p/weed-fs/go/storage"
-	"math/rand"
-)
-
-type NodeList struct {
-	nodes  map[NodeId]Node
-	except map[string]Node
-}
-
-func NewNodeList(nodes map[NodeId]Node, except map[string]Node) *NodeList {
-	m := make(map[NodeId]Node, len(nodes)-len(except))
-	for _, n := range nodes {
-		if except[n.String()] == nil {
-			m[n.Id()] = n
-		}
-	}
-	nl := &NodeList{nodes: m}
-	return nl
-}
-
-func (nl *NodeList) FreeSpace() int {
-	freeSpace := 0
-	for _, n := range nl.nodes {
-		freeSpace += n.FreeSpace()
-	}
-	return freeSpace
-}
-
-func (nl *NodeList) RandomlyPickN(count int, minSpace int, firstNodeName string) ([]Node, bool) {
-	var list []Node
-	var preferredNode *Node
-	if firstNodeName != "" {
-		for _, n := range nl.nodes {
-			if n.Id() == NodeId(firstNodeName) && n.FreeSpace() >= minSpace {
-				preferredNode = &n
-				break
-			}
-		}
-		if preferredNode == nil {
-			return list, false
-		}
-	}
-
-	for _, n := range nl.nodes {
-		if n.FreeSpace() >= minSpace && n.Id() != NodeId(firstNodeName) {
-			list = append(list, n)
-		}
-	}
-	if count > len(list) || count == len(list) && firstNodeName != "" {
-		return nil, false
-	}
-	for i := len(list); i > 0; i-- {
-		r := rand.Intn(i)
-		list[r], list[i-1] = list[i-1], list[r]
-	}
-	if firstNodeName != "" {
-		list[0] = *preferredNode
-	}
-	return list[:count], true
-}
-
-func (nl *NodeList) ReserveOneVolume(randomVolumeIndex int, vid storage.VolumeId) (bool, *DataNode) {
-	for _, node := range nl.nodes {
-		freeSpace := node.FreeSpace()
-		if randomVolumeIndex >= freeSpace {
-			randomVolumeIndex -= freeSpace
-		} else {
-			if node.IsDataNode() && node.FreeSpace() > 0 {
-				glog.V(0).Infoln("vid =", vid, " assigned to node =", node, ", freeSpace =", node.FreeSpace())
-				return true, node.(*DataNode)
-			}
-			children := node.Children()
-			newNodeList := NewNodeList(children, nl.except)
-			return newNodeList.ReserveOneVolume(randomVolumeIndex, vid)
-		}
-	}
-	return false, nil
-
-}