plugeth/trie/shortnode.go

36 lines
812 B
Go

package trie
import "github.com/ethereum/go-ethereum/ethutil"
type ShortNode struct {
trie *Trie
key []byte
value Node
}
func NewShortNode(t *Trie, key []byte, value Node) *ShortNode {
return &ShortNode{t, []byte(CompactEncode(key)), value}
}
func (self *ShortNode) Value() Node {
self.value = self.trie.trans(self.value)
return self.value
}
func (self *ShortNode) Dirty() bool { return true }
func (self *ShortNode) Copy(t *Trie) Node {
node := &ShortNode{t, nil, self.value.Copy(t)}
node.key = ethutil.CopyBytes(self.key)
return node
}
func (self *ShortNode) RlpData() interface{} {
return []interface{}{self.key, self.value.Hash()}
}
func (self *ShortNode) Hash() interface{} {
return self.trie.store(self)
}
func (self *ShortNode) Key() []byte {
return CompactDecode(string(self.key))
}