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271 lines
8.6 KiB
271 lines
8.6 KiB
//==============================================================================
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//
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// Copyright (c) 2002-
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// Authors:
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// * Andrew Hinton <ug60axh@cs.bham.ac.uk> (University of Birmingham)
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// * Dave Parker <david.parker@comlab.ox.ac.uk> (University of Oxford, formerly University of Birmingham)
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// * Vincent Nimal <vincent.nimal@comlab.ox.ac.uk> (University of Oxford)
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//
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//------------------------------------------------------------------------------
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//
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// This file is part of PRISM.
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//
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// PRISM is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// PRISM is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with PRISM; if not, write to the Free Software Foundation,
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// Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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//==============================================================================
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package userinterface.properties.computation;
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import java.util.*;
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import javax.swing.*;
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import parser.*;
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import parser.ast.*;
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import prism.*;
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import simulator.method.SimulationMethod;
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import userinterface.*;
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import userinterface.util.*;
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import userinterface.properties.*;
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/**
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* This thread handles the calling of simulation-based
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* model checking (sampling) with the given modules file (constants
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* defined), properties file (constants defined), list of properties to
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* be (approximately) verified and initial state (default/random if null).
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*/
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public class SimulateModelCheckThread extends GUIComputationThread
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{
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private GUIMultiProperties parent;
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private ModulesFile mf;
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private PropertiesFile pf;
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private ArrayList<GUIProperty> guiProps;
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private Values definedMFConstants;
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private Values definedPFConstants;
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private int maxPathLength;
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private SimulationInformation info;
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/** Creates a new instance of SimulateModelCheckThread */
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public SimulateModelCheckThread(GUIMultiProperties parent, ModulesFile m, PropertiesFile prFi, ArrayList<GUIProperty> guiProps, Values definedMFConstants,
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Values definedPFConstants, SimulationInformation info)
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{
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super(parent);
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this.parent = parent;
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this.mf = m;
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this.pf = prFi;
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this.guiProps = guiProps;
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this.definedMFConstants = definedMFConstants;
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this.definedPFConstants = definedPFConstants;
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this.info = info;
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this.maxPathLength = info.getMaxPathLength();
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}
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public void run()
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{
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boolean allAtOnce = prism.getSettings().getBoolean(PrismSettings.SIMULATOR_SIMULTANEOUS);
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SimulationMethod method = info.createSimulationMethod();
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if (mf == null)
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return;
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//Notify user interface of the start of computation
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SwingUtilities.invokeLater(new Runnable()
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{
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public void run()
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{
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parent.startProgress();
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parent.setTaskBarText("Checking properties using simulation...");
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parent.notifyEventListeners(new GUIComputationEvent(GUIComputationEvent.COMPUTATION_START, parent));
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}
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});
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//Set icon for all properties to be verified to a clock
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for (int i = 0; i < guiProps.size(); i++) {
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GUIProperty gp = guiProps.get(i);
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gp.setStatus(GUIProperty.STATUS_DOING);
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parent.repaintList();
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}
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// do all at once if requested
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if (allAtOnce) {
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Result results[] = null;
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Exception resultError = null;
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ArrayList<Expression> properties = new ArrayList<Expression>();
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ArrayList<IconThread> clkThreads = new ArrayList<IconThread>();
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for (int i = 0; i < guiProps.size(); i++) {
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GUIProperty gp = guiProps.get(i);
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properties.add(gp.getProperty());
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IconThread ict = new IconThread(gp);
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ict.start();
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clkThreads.add(ict);
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}
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try {
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// display info
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logSeparator();
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log("\nSimulating");
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if (pf.getNumProperties() == 1) {
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logln(": " + properties.get(0));
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} else {
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logln(" " + pf.getNumProperties() + " properties:");
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for (int i = 0; i < properties.size(); i++) {
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logln(" " + properties.get(i));
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}
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}
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if (definedMFConstants != null)
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if (definedMFConstants.getNumValues() > 0)
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logln("Model constants: " + definedMFConstants);
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if (definedPFConstants != null)
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if (definedPFConstants.getNumValues() > 0)
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logln("Property constants: " + definedPFConstants);
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// convert initial Values -> State
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// (remember: null means use default or pick randomly)
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parser.State initialState;
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if (info.getInitialState() == null) {
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initialState = null;
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} else {
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initialState = new parser.State(info.getInitialState(), mf);
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}
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// do simulation
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results = prism.modelCheckSimulatorSimultaneously(mf, pf, properties, initialState, maxPathLength, method);
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method.reset();
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} catch (PrismException e) {
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// in the case of an error which affects all props, store/report it
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resultError = e;
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error(e.getMessage());
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}
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//after collecting the results stop all of the clock icons
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for (int i = 0; i < clkThreads.size(); i++) {
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IconThread ict = (IconThread) clkThreads.get(i);
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ict.interrupt();
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while (!ict.canContinue) {
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try {
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Thread.sleep(10);
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} catch (InterruptedException e) {
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return;
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}
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}
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}
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// store results
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for (int i = 0; i < guiProps.size(); i++) {
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GUIProperty gp = guiProps.get(i);
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gp.setResult((results == null) ? new Result(resultError) : results[i]);
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gp.setMethodString("Simulation");
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gp.setConstants(definedMFConstants, definedPFConstants);
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gp.setNumberOfWarnings(prism.getMainLog().getNumberOfWarnings());
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}
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}
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// do each property individually
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else {
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Result result = null;
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for (int i = 0; i < pf.getNumProperties(); i++) {
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// get property
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GUIProperty gp = guiProps.get(i);
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// animate it's clock icon
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IconThread ict = new IconThread(gp);
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ict.start();
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// do model checking
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try {
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logSeparator();
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logln("\nSimulating" + ": " + pf.getProperty(i));
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if (definedMFConstants != null)
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if (definedMFConstants.getNumValues() > 0)
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logln("Model constants: " + definedMFConstants);
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if (definedPFConstants != null)
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if (definedPFConstants.getNumValues() > 0)
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logln("Property constants: " + definedPFConstants);
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// convert initial Values -> State
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// (remember: null means use default or pick randomly)
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parser.State initialState;
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if (info.getInitialState() == null) {
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initialState = null;
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} else {
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initialState = new parser.State(info.getInitialState(), mf);
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}
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// do simulation
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result = prism.modelCheckSimulator(mf, pf, pf.getProperty(i), initialState, maxPathLength, method);
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method.reset();
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}
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catch(PrismException e)
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{
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result = new Result(e);
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error(e.getMessage());
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}
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ict.interrupt();
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while (!ict.canContinue) {
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try {
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Thread.sleep(10);
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} catch (InterruptedException e) {
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return;
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}
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}
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gp.setResult(result);
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gp.setMethodString("Simulation");
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gp.setConstants(definedMFConstants, definedPFConstants);
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parent.repaintList();
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}
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}
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SwingUtilities.invokeLater(new Runnable()
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{
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public void run()
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{
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parent.stopProgress();
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parent.setTaskBarText("Checking properties using simulation... done.");
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parent.notifyEventListeners(new GUIComputationEvent(GUIComputationEvent.COMPUTATION_DONE, parent));
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parent.notifyEventListeners(new GUIPropertiesEvent(GUIPropertiesEvent.VERIFY_END));
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}
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});
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}
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class IconThread extends Thread
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{
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GUIProperty gp;
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ImageIcon[] images;
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boolean canContinue = false;
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public IconThread(GUIProperty gp)
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{
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this.gp = gp;
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images = new ImageIcon[8];
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images[0] = GUIPrism.getIconFromImage("smallClockAnim1.png");
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images[1] = GUIPrism.getIconFromImage("smallClockAnim2.png");
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images[2] = GUIPrism.getIconFromImage("smallClockAnim3.png");
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images[3] = GUIPrism.getIconFromImage("smallClockAnim4.png");
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images[4] = GUIPrism.getIconFromImage("smallClockAnim5.png");
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images[5] = GUIPrism.getIconFromImage("smallClockAnim6.png");
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images[6] = GUIPrism.getIconFromImage("smallClockAnim7.png");
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images[7] = GUIPrism.getIconFromImage("smallClockAnim8.png");
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}
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public void run()
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{
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try {
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int counter = 0;
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while (!interrupted() && gp != null) {
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//System.out.println("counter = " + counter);
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counter++;
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counter = counter % 8;
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gp.setDoingImage(images[counter]);
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parent.repaintList();
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sleep(150);
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}
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} catch (InterruptedException e) {
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} finally {
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canContinue = true;
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}
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}
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}
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}
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