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package trie
import "fmt"
type FullNode struct {
trie *Trie
nodes [17]Node
}
func NewFullNode(t *Trie) *FullNode {
return &FullNode{trie: t}
}
func (self *FullNode) Dirty() bool { return true }
func (self *FullNode) Value() Node {
self.nodes[16] = self.trie.trans(self.nodes[16])
return self.nodes[16]
}
func (self *FullNode) Branches() []Node {
return self.nodes[:16]
}
func (self *FullNode) Copy() Node {
nnode := NewFullNode(self.trie)
for i, node := range self.nodes {
if node != nil {
nnode.nodes[i] = node
}
}
return nnode
}
// Returns the length of non-nil nodes
func (self *FullNode) Len() (amount int) {
for _, node := range self.nodes {
if node != nil {
amount++
}
}
return
}
func (self *FullNode) Hash() interface{} {
return self.trie.store(self)
}
func (self *FullNode) RlpData() interface{} {
t := make([]interface{}, 17)
for i, node := range self.nodes {
if node != nil {
t[i] = node.Hash()
} else {
t[i] = ""
}
}
return t
}
func (self *FullNode) set(k byte, value Node) {
if _, ok := value.(*ValueNode); ok && k != 16 {
fmt.Println(value, k)
}
self.nodes[int(k)] = value
}
func (self *FullNode) branch(i byte) Node {
if self.nodes[int(i)] != nil {
self.nodes[int(i)] = self.trie.trans(self.nodes[int(i)])
return self.nodes[int(i)]
}
return nil
}
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