KeyPrefixMetric Class Reference

OverlayKey prefix metric. More...

#include <Comparator.h>

List of all members.

Public Member Functions
	KeyPrefixMetric ()
OverlayKey	distance (const OverlayKey &x, const OverlayKey &y) const
	calculates the distance from x to y with the prefix metric
void	setBitsPerDigit (uint8_t bitsPerDigit)
Private Attributes
uint8_t	bitsPerDigit

---

Detailed Description

OverlayKey prefix metric.

Definition at line 159 of file Comparator.h.

---

Constructor & Destructor Documentation

KeyPrefixMetric::KeyPrefixMetric

(

)

[inline]

Definition at line 162 of file Comparator.h.

    {
        bitsPerDigit = 1;
    }

---

Member Function Documentation

OverlayKey KeyPrefixMetric::distance	(	const OverlayKey &	x,
		const OverlayKey &	y
	)			const [inline]

calculates the distance from x to y with the prefix metric

Parameters:

	x	origination key
	y	destination key

Returns:

|differing suffix|

Definition at line 174 of file Comparator.h.

Referenced by KademliaPRComparator::compare().

    {
        return OverlayKey::getLength() / bitsPerDigit
               - x.sharedPrefixLength(y, bitsPerDigit);
    }

void KeyPrefixMetric::setBitsPerDigit

(

uint8_t

bitsPerDigit

)

[inline]

Definition at line 181 of file Comparator.h.

    {
        this->bitsPerDigit = bitsPerDigit;
    }

---

Member Data Documentation

uint8_t KeyPrefixMetric::bitsPerDigit [private]

Definition at line 187 of file Comparator.h.

Referenced by distance(), and KeyPrefixMetric().

---

The documentation for this class was generated from the following file:

• Comparator.h