AvatarActionAssignment.java

/* Copyright or (C) or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
 * 
 * ludovic.apvrille AT enst.fr
 * 
 * This software is a computer program whose purpose is to allow the
 * edition of TURTLE analysis, design and deployment diagrams, to
 * allow the generation of RT-LOTOS or Java code from this diagram,
 * and at last to allow the analysis of formal validation traces
 * obtained from external tools, e.g. RTL from LAAS-CNRS and CADP
 * from INRIA Rhone-Alpes.
 * 
 * This software is governed by the CeCILL  license under French law and
 * abiding by the rules of distribution of free software.  You can  use,
 * modify and/ or redistribute the software under the terms of the CeCILL
 * license as circulated by CEA, CNRS and INRIA at the following URL
 * "http://www.cecill.info".
 * 
 * As a counterpart to the access to the source code and  rights to copy,
 * modify and redistribute granted by the license, users are provided only
 * with a limited warranty  and the software's author,  the holder of the
 * economic rights,  and the successive licensors  have only  limited
 * liability.
 * 
 * In this respect, the user's attention is drawn to the risks associated
 * with loading,  using,  modifying and/or developing or reproducing the
 * software by the user in light of its specific status of free software,
 * that may mean  that it is complicated to manipulate,  and  that  also
 * therefore means  that it is reserved for developers  and  experienced
 * professionals having in-depth computer knowledge. Users are therefore
 * encouraged to load and test the software's suitability as regards their
 * requirements in conditions enabling the security of their systems and/or
 * data to be ensured and,  more generally, to use and operate it in the
 * same conditions as regards security.
 * 
 * The fact that you are presently reading this means that you have had
 * knowledge of the CeCILL license and that you accept its terms.
 */

package avatartranslator;

import myutil.TraceManager;

import java.util.Map;

import avatartranslator.modelchecker.SpecificationBlock;

/**
   * Class AvatarActionAssignment
   * Creation: 16/09/2015
   * @version 1.0 16/09/2015
   * @author Florian LUGOU
 */
public class AvatarActionAssignment implements AvatarAction {
    AvatarLeftHand leftHand;
    AvatarTerm rightHand;
    AvatarExpressionSolver actionSolver;
    private AvatarExpressionAttribute leftAttribute;
    String originalAction;

    public AvatarActionAssignment (AvatarLeftHand _leftHand, AvatarTerm _rightHand, String _originalAction) {
        this.leftHand = _leftHand;
        this.rightHand = _rightHand;
        this.actionSolver = null;
        this.leftAttribute = null;
        this.originalAction = _originalAction;
    }

    public String getOriginalAction() {
        return originalAction;
    }

    public boolean isAVariableSetting () {
        return true;
    }

    public boolean isAMethodCall () {
        return false;
    }

    public AvatarLeftHand getLeftHand () {
        return this.leftHand;
    }

    public AvatarTerm getRightHand () {
        return this.rightHand;
    }
    
    public AvatarExpressionSolver getActionSolver() {
        return actionSolver;
    }

    public boolean isABasicVariableSetting () {
        return  (this.leftHand instanceof AvatarAttribute || this.leftHand instanceof AvatarTuple) &&
                (! (this.rightHand instanceof AvatarTermFunction));
    }

    public String getName () {
        return this.toString ();
    }

    public String toString () {
        return this.leftHand.getName() + " = " + this.rightHand.getName();
    }
    
    public boolean buildActionSolver(AvatarBlock block) {
        boolean res;
        actionSolver = new AvatarExpressionSolver(rightHand.getName());
        res = actionSolver.buildExpression(block);
        AvatarElement ae = AvatarExpressionAttribute.getElement(leftHand.getName(), block);
        if (AvatarExpressionSolver.containsElementAttribute(ae)) {
            leftAttribute = AvatarExpressionSolver.getElementAttribute(ae);
        } else {
            leftAttribute = new AvatarExpressionAttribute(block, leftHand.getName());
            res &= !leftAttribute.hasError();
            if (res) { 
                AvatarExpressionSolver.addElementAttribute(ae, leftAttribute);
            }
        }
        return res;
    }
    
    public void executeActionSolver(SpecificationBlock sb) {
        leftAttribute.setValue(sb, actionSolver.getResult(sb));
    }

    @Override
    public boolean containsAMethodCall () {
        return this.rightHand.containsAMethodCall ();
    }

    @Override
    public AvatarActionAssignment clone () {
        return new AvatarActionAssignment (this.leftHand.clone (), this.rightHand.clone (), this.getOriginalAction());
    }

    @Override
    public void replaceAttributes( Map<AvatarAttribute, AvatarAttribute> attributesMapping) {
        if (this.leftHand instanceof AvatarAttribute) {
            AvatarAttribute at = attributesMapping.get(this.leftHand);
            if (at == null) {
                // Search by name
                for(AvatarAttribute atbis: attributesMapping.keySet()) {
                    if (atbis.getName().equals(this.leftHand.getName())) {
                        at = attributesMapping.get(atbis);
                        break;
                    }
                }


            }

            if (at == null) {
                //TraceManager.addDev("No correspondance for " + this.term1.getName());
            } else {
                //TraceManager.addDev("Replaced with: " + at.getClass().getCanonicalName() +
                //        " / " + at.getName());
                this.leftHand = at;
                //TraceManager.addDev("Next expr " + this.toString() + " name of var=" + this.term1.getName());
            }
        }
        else
            this.leftHand.replaceAttributes (attributesMapping);

        if (this.rightHand instanceof AvatarAttribute) {
            AvatarAttribute at = attributesMapping.get(this.leftHand);
            if (at == null) {
                // Search by name
                for(AvatarAttribute atbis: attributesMapping.keySet()) {
                    if (atbis.getName().equals(this.rightHand.getName())) {
                        at = attributesMapping.get(atbis);
                        break;
                    }
                }


            }

            if (at == null) {
                //TraceManager.addDev("No correspondance for " + this.term1.getName());
            } else {
                //TraceManager.addDev("Replaced with: " + at.getClass().getCanonicalName() +
                //        " / " + at.getName());
                this.rightHand = at;
                //TraceManager.addDev("Next expr " + this.toString() + " name of var=" + this.term1.getName());
            }
        }
        else {
            TraceManager.addDev("Right:" + this.rightHand.getClass().getCanonicalName());
            this.rightHand.replaceAttributes(attributesMapping);
        }
    }
}