net.named_data.jndn.sync

Class PSyncProducerBase

java.lang.Object

net.named_data.jndn.sync.PSyncProducerBase

Direct Known Subclasses:

FullPSync2017

public class PSyncProducerBase
extends Object

PSyncProducerBase is a base class for PsyncPartialProducer and FullPSync2017.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	expectedNEntries_
protected HashMap<Object,Name>	hashToName_
protected InvertibleBloomLookupTable	iblt_
protected HashMap<Name,Object>	nameToHash_
protected Name	syncPrefix_
protected double	syncReplyFreshnessPeriod_
protected int	threshold_

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PSyncProducerBase(int expectedNEntries, Name syncPrefix, double syncReplyFreshnessPeriod) Create a PSyncProducerBase.

Method Summary

Modifier and Type	Method and Description
protected void	insertIntoIblt(Name name) Insert the URI of the name into the iblt_, and update nameToHash_ and hashToName_.
static void	onRegisterFailed(Name prefix) This is called when registerPrefix fails to log an error message.
protected void	removeFromIblt(Name name) If the Name is in nameToHash_, then remove the hash from the iblt_, nameToHash_ and hashToName_.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

iblt_

protected final InvertibleBloomLookupTable iblt_

expectedNEntries_

protected final int expectedNEntries_

threshold_

protected final int threshold_

nameToHash_

protected final HashMap<Name,Object> nameToHash_

hashToName_

protected final HashMap<Object,Name> hashToName_

syncPrefix_

protected final Name syncPrefix_

syncReplyFreshnessPeriod_

protected final double syncReplyFreshnessPeriod_

Constructor Detail

PSyncProducerBase

protected PSyncProducerBase(int expectedNEntries,
                            Name syncPrefix,
                            double syncReplyFreshnessPeriod)

Create a PSyncProducerBase.

Parameters:

expectedNEntries - The expected number of entries in the IBLT.

syncPrefix - The prefix Name of the sync group, which is copied.

syncReplyFreshnessPeriod - The freshness period of the sync Data packet, in milliseconds.

Method Detail

insertIntoIblt

protected final void insertIntoIblt(Name name)

Insert the URI of the name into the iblt_, and update nameToHash_ and hashToName_.

Parameters:

name - The Name to insert.

removeFromIblt

protected final void removeFromIblt(Name name)

If the Name is in nameToHash_, then remove the hash from the iblt_, nameToHash_ and hashToName_. However, if the Name is not in nameToHash_ then do nothing.

Parameters:

name - The Name to remove.

onRegisterFailed

public static void onRegisterFailed(Name prefix)

This is called when registerPrefix fails to log an error message.