38 lines
821 B
Go
38 lines
821 B
Go
package request_strategy
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import (
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"github.com/tidwall/btree"
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)
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type tidwallBtree struct {
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tree *btree.BTreeG[pieceRequestOrderItem]
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PathHint *btree.PathHint
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}
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func (me *tidwallBtree) Scan(f func(pieceRequestOrderItem) bool) {
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me.tree.Scan(f)
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}
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func NewTidwallBtree() *tidwallBtree {
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return &tidwallBtree{
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tree: btree.NewBTreeGOptions(
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func(a, b pieceRequestOrderItem) bool {
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return a.Less(&b)
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},
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btree.Options{NoLocks: true, Degree: 64}),
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}
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}
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func (me *tidwallBtree) Add(item pieceRequestOrderItem) {
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if _, ok := me.tree.SetHint(item, me.PathHint); ok {
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panic("shouldn't already have this")
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}
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}
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type PieceRequestOrderPathHint = btree.PathHint
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func (me *tidwallBtree) Delete(item pieceRequestOrderItem) {
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_, deleted := me.tree.DeleteHint(item, me.PathHint)
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mustValue(deleted, item)
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}
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