Package de.tilman_neumann.jml.factor.psiqs

Class PSIQSThreadBase

java.lang.Object

java.lang.Thread

de.tilman_neumann.jml.factor.psiqs.PSIQSThreadBase

All Implemented Interfaces:

Runnable

Direct Known Subclasses:

PSIQSThread, PSIQSThread_SBH_U, PSIQSThread_U

public abstract class PSIQSThreadBase
extends Thread

Base class for polynomial generation/sieve/trial division threads for the parallel SIQS implementation (PSIQS).

Author:

Tilman Neumann

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields

Modifier and Type	Field	Description
protected TDiv_QS	auxFactorizer
protected SIQSPolyGenerator	polyGenerator
protected Sieve	sieve

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor	Description
PSIQSThreadBase(int k, BigInteger N, BigInteger kN, int d, SieveParams sieveParams, BaseArrays baseArrays, AParamGenerator apg, SIQSPolyGenerator polyGenerator, Sieve sieve, TDiv_QS tdiv, CongruenceCollectorParallel cc, int threadIndex)	Standard constructor.

Method Summary

Modifier and Type	Method	Description
void	cleanUp()
PolyReport	getPolyReport()
SieveReport	getSieveReport()
TDivReport	getTDivReport()
void	run()
void	setFinishNow()

Methods inherited from class java.lang.Thread

activeCount, checkAccess, clone, countStackFrames, currentThread, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, onSpinWait, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Field Detail

polyGenerator

protected SIQSPolyGenerator polyGenerator

sieve

protected Sieve sieve

auxFactorizer

protected TDiv_QS auxFactorizer

Constructor Detail

PSIQSThreadBase

public PSIQSThreadBase(int k,
                       BigInteger N,
                       BigInteger kN,
                       int d,
                       SieveParams sieveParams,
                       BaseArrays baseArrays,
                       AParamGenerator apg,
                       SIQSPolyGenerator polyGenerator,
                       Sieve sieve,
                       TDiv_QS tdiv,
                       CongruenceCollectorParallel cc,
                       int threadIndex)

Standard constructor.

Parameters:

k - multiplier

N - factor argument

kN - k*N

d - the d-parameter of quadratic polynomials Q(x) = (d*a*x + b)^2 - kN

sieveParams - basic sieve parameters

baseArrays - primes, power arrays after adding powers

apg - a-parameter generator

polyGenerator - the SIQS polynomial generator

sieve - the sieve engine

tdiv - the trial division engine

cc - congruence collector, also runs the matrix solver

threadIndex -

Method Detail

run

public void run()

Specified by:

run in interface Runnable

Overrides:

run in class Thread

setFinishNow

public void setFinishNow()

cleanUp

public void cleanUp()

getPolyReport

public PolyReport getPolyReport()

getSieveReport

public SieveReport getSieveReport()

getTDivReport

public TDivReport getTDivReport()