Class ParallelSolver

java.lang.Object

solvers.linearSystemSolver.Solver

solvers.linearSystemSolver.ParallelSolver

All Implemented Interfaces:

SolverInterface

Direct Known Subclasses:

ModularSolver

public class ParallelSolver
extends Solver

This class extends the Solver one and adds to it all useful fields and methods a parallel solver should support, such as thread management code, shutdown routines, etc.

Author:

Michail Makaronidis, 2010

Field Summary

Fields

Modifier and Type	Field	Description
protected int	nThreads	The number of threads the ParallelSolver must use.
protected ExecutorService	pool	The pool of worker threads where the parallel tasks are given for execution.

Fields inherited from class Solver

A, b, cleanA, curULevel, EPSILON, N, t, UList, uncomputables

Constructor Summary

Constructors

Constructor	Description
ParallelSolver(int nThreads)	Initialises the ParallelSolver object and creates the worker threads.

Method Summary

Modifier and Type	Method	Description
void	shutdown()	Shutsdown the solver, terminating all pools of threads and child processes if any exist.

Methods inherited from class Solver

getTimer, goToULevel, initialise, initialise, initialise, solve

Methods inherited from class Object

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

Field Details

nThreads

protected int nThreads

The number of threads the ParallelSolver must use.

pool

protected ExecutorService pool

The pool of worker threads where the parallel tasks are given for execution.

Constructor Details

ParallelSolver

public ParallelSolver(int nThreads)

Initialises the ParallelSolver object and creates the worker threads.

Parameters:

nThreads - The number of threads the ParallelSolver must use

Method Details

shutdown

public void shutdown()

Shutsdown the solver, terminating all pools of threads and child processes if any exist.

Overrides:

shutdown in class Solver