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34 lines
633 B
Go
34 lines
633 B
Go
package hashring
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import (
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"encoding/binary"
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"fmt"
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)
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type Int64PairHashKey struct {
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High int64
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Low int64
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}
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func (k *Int64PairHashKey) Less(other HashKey) bool {
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o := other.(*Int64PairHashKey)
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if k.High < o.High {
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return true
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}
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return k.High == o.High && k.Low < o.Low
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}
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func NewInt64PairHashKey(bytes []byte) (HashKey, error) {
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const expected = 16
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if len(bytes) != expected {
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return nil, fmt.Errorf(
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"expected %d bytes, got %d bytes",
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expected, len(bytes),
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)
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}
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return &Int64PairHashKey{
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High: int64(binary.LittleEndian.Uint64(bytes[:8])),
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Low: int64(binary.LittleEndian.Uint64(bytes[8:])),
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}, nil
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}
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