rice.pastry
Class NodeId

java.lang.Object
  |
  +--rice.pastry.Id
        |
        +--rice.pastry.NodeId

All Implemented Interfaces:

java.lang.Comparable, Id, java.io.Serializable

Direct Known Subclasses:

RingNodeId

public class NodeId

extends Id

Represents a Pastry identifier for a node.

Version:

$Id: NodeId.java,v 1.22 2003/04/12 21:27:47 druschel Exp $

Author:

Peter Druschel

See Also:

Serialized Form

Nested Class Summary

Nested classes inherited from class rice.pastry.Id

Id.Distance

Field Summary

static int

nodeIdBitLength This is the bit length of the node ids.

Fields inherited from class rice.pastry.Id

Half, IdBitLength, NegOne, Null, One

Constructor Summary

NodeId()
Constructor.

NodeId(byte[] material)
Constructor.

NodeId(int[] material)
Constructor.

Methods inherited from class rice.pastry.Id

add, addToId, blit, checkBit, clockwise, clockwise, compareTo, copy, distance, distanceFromId, equals, equals, getAlternateId, getCCW, getCW, getDigit, getDomainPrefix, hashCode, indexOfMSDB, indexOfMSDD, isBetween, isBetween, longDistance, longDistanceFromId, makeRandomId, numDigits, setBit, setDigit, toByteArray, toString, toStringFull, xor

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

nodeIdBitLength

public static final int nodeIdBitLength

This is the bit length of the node ids. If it is n, then there are 2^n different Pastry nodes. We currently assume that it is divisible by 32.

See Also:

Constant Field Values

Constructor Detail

NodeId

public NodeId(byte[] material)

Constructor.

Parameters:

material - an array of length at least IdBitLength/8 containing raw Id material.

NodeId

public NodeId(int[] material)

Constructor.

Parameters:

material - an array of length at least IdBitLength/32 containing raw Id material.

NodeId

public NodeId()

Constructor. It constructs a new Id with a value of 0 for all bits.