Examples with Species cbit.vcell.model.Species used on opensource projects

Example 6 with Species

use of cbit.vcell.model.Species in project vcell by virtualcell.

the class BioModel method getVCID.

public VCID getVCID(Identifiable identifiable) {
    String localName;
    String className;
    if (identifiable instanceof SpeciesContext) {
        localName = ((SpeciesContext) identifiable).getName();
        className = "SpeciesContext";
    } else if (identifiable instanceof Species) {
        localName = ((Species) identifiable).getCommonName();
        className = VCID.CLASS_SPECIES;
    } else if (identifiable instanceof Structure) {
        localName = ((Structure) identifiable).getName();
        className = "Structure";
    } else if (identifiable instanceof ReactionStep) {
        localName = ((ReactionStep) identifiable).getName();
        className = VCID.CLASS_REACTION_STEP;
    } else if (identifiable instanceof BioModel) {
        localName = ((BioModel) identifiable).getName();
        className = VCID.CLASS_BIOMODEL;
    // }else if (identifiable instanceof SimulationContext){
    // localName = ((SimulationContext)identifiable).getName();
    // className = "Application";
    } else if (identifiable instanceof BioPaxObject) {
        localName = ((BioPaxObject) identifiable).getID();
        className = "BioPaxObject";
    } else if (identifiable instanceof MolecularType) {
        localName = ((MolecularType) identifiable).getName();
        className = "MolecularType";
    } else if (identifiable instanceof ReactionRule) {
        localName = ((ReactionRule) identifiable).getName();
        className = "ReactionRule";
    } else if (identifiable instanceof RbmObservable) {
        localName = ((RbmObservable) identifiable).getName();
        className = "RbmObservable";
    } else {
        throw new RuntimeException("unsupported Identifiable class");
    }
    localName = TokenMangler.mangleVCId(localName);
    VCID vcid;
    try {
        vcid = VCID.fromString(className + "(" + localName + ")");
    } catch (VCID.InvalidVCIDException e) {
        e.printStackTrace();
        throw new RuntimeException(e.getMessage());
    }
    return vcid;
}

Example 7 with Species

use of cbit.vcell.model.Species in project vcell by virtualcell.

the class NetworkTransformer method transform.

private void transform(SimulationContext simContext, SimulationContext transformedSimulationContext, ArrayList<ModelEntityMapping> entityMappings, MathMappingCallback mathMappingCallback, NetworkGenerationRequirements networkGenerationRequirements) {
    String msg = "Generating network: flattening...";
    mathMappingCallback.setMessage(msg);
    TaskCallbackMessage tcm = new TaskCallbackMessage(TaskCallbackStatus.Clean, "");
    simContext.appendToConsole(tcm);
    tcm = new TaskCallbackMessage(TaskCallbackStatus.TaskStart, msg);
    simContext.appendToConsole(tcm);
    long startTime = System.currentTimeMillis();
    System.out.println("Convert to bngl, execute BNG, retrieve the results.");
    try {
        BNGOutputSpec outputSpec = generateNetwork(simContext, mathMappingCallback, networkGenerationRequirements);
        if (mathMappingCallback.isInterrupted()) {
            msg = "Canceled by user.";
            tcm = new TaskCallbackMessage(TaskCallbackStatus.Error, msg);
            simContext.appendToConsole(tcm);
            throw new UserCancelException(msg);
        }
        long endTime = System.currentTimeMillis();
        long elapsedTime = endTime - startTime;
        System.out.println("     " + elapsedTime + " milliseconds");
        Model model = transformedSimulationContext.getModel();
        ReactionContext reactionContext = transformedSimulationContext.getReactionContext();
        // ---- Parameters -----------------------------------------------------------------------------------------------
        startTime = System.currentTimeMillis();
        for (int i = 0; i < outputSpec.getBNGParams().length; i++) {
            BNGParameter p = outputSpec.getBNGParams()[i];
            // System.out.println(i+1 + ":\t\t"+ p.toString());
            if (model.getRbmModelContainer().getParameter(p.getName()) != null) {
                // if it's already there we don't try to add it again; this should be true for all of them!
                continue;
            }
            String s = p.getName();
            FakeSeedSpeciesInitialConditionsParameter fakeICParam = FakeSeedSpeciesInitialConditionsParameter.fromString(s);
            if (speciesEquivalenceMap.containsKey(fakeICParam)) {
                // we get rid of the fake parameters we use as keys
                continue;
            }
            FakeReactionRuleRateParameter fakeKineticParam = FakeReactionRuleRateParameter.fromString(s);
            if (fakeKineticParam != null) {
                System.out.println("found fakeKineticParam " + fakeKineticParam.fakeParameterName);
                // we get rid of the fake parameters we use as keys
                continue;
            }
            throw new RuntimeException("unexpected parameter " + p.getName() + " in internal BNG processing");
        // Expression exp = new Expression(p.getValue());
        // exp.bindExpression(model.getRbmModelContainer().getSymbolTable());
        // model.getRbmModelContainer().addParameter(p.getName(), exp, model.getUnitSystem().getInstance_TBD());
        }
        endTime = System.currentTimeMillis();
        elapsedTime = endTime - startTime;
        msg = "Adding " + outputSpec.getBNGParams().length + " parameters to model, " + elapsedTime + " ms";
        System.out.println(msg);
        // ---- Species ------------------------------------------------------------------------------------------------------------
        mathMappingCallback.setMessage("generating network: adding species...");
        mathMappingCallback.setProgressFraction(progressFractionQuota / 4.0f);
        startTime = System.currentTimeMillis();
        System.out.println("\nSpecies :");
        // the reactions will need this map to recover the names of species knowing only the networkFileIndex
        HashMap<Integer, String> speciesMap = new HashMap<Integer, String>();
        LinkedHashMap<String, Species> sMap = new LinkedHashMap<String, Species>();
        LinkedHashMap<String, SpeciesContext> scMap = new LinkedHashMap<String, SpeciesContext>();
        LinkedHashMap<String, BNGSpecies> crossMap = new LinkedHashMap<String, BNGSpecies>();
        List<SpeciesContext> noMapForThese = new ArrayList<SpeciesContext>();
        // final int decimalTickCount = Math.max(outputSpec.getBNGSpecies().length/10, 1);
        for (int i = 0; i < outputSpec.getBNGSpecies().length; i++) {
            BNGSpecies s = outputSpec.getBNGSpecies()[i];
            // System.out.println(i+1 + ":\t\t"+ s.toString());
            String key = s.getConcentration().infix();
            FakeSeedSpeciesInitialConditionsParameter fakeParam = FakeSeedSpeciesInitialConditionsParameter.fromString(key);
            if (fakeParam != null) {
                Pair<SpeciesContext, Expression> value = speciesEquivalenceMap.get(fakeParam);
                // the species context of the original model
                SpeciesContext originalsc = value.one;
                Expression initial = value.two;
                // replace the fake initial condition with the real one
                s.setConcentration(initial);
                // we'll have to find the species context from the cloned model which correspond to the original species
                SpeciesContext sc = model.getSpeciesContext(originalsc.getName());
                // System.out.println(sc.getName() + ", " + sc.getSpecies().getCommonName() + "   ...is one of the original seed species.");
                // existing name
                speciesMap.put(s.getNetworkFileIndex(), sc.getName());
                sMap.put(sc.getName(), sc.getSpecies());
                scMap.put(sc.getName(), sc);
                crossMap.put(sc.getName(), s);
                noMapForThese.add(sc);
                continue;
            }
            // all these species are new!
            // generate unique name for the species
            int count = 0;
            String speciesName = null;
            String nameRoot = "s";
            String speciesPatternNameString = s.extractName();
            while (true) {
                speciesName = nameRoot + count;
                if (Model.isNameUnused(speciesName, model) && !sMap.containsKey(speciesName) && !scMap.containsKey(speciesName)) {
                    break;
                }
                count++;
            }
            // newly created name
            speciesMap.put(s.getNetworkFileIndex(), speciesName);
            SpeciesContext speciesContext;
            if (s.hasCompartment()) {
                String speciesPatternCompartmentString = s.extractCompartment();
                speciesContext = new SpeciesContext(new Species(speciesName, s.getName()), model.getStructure(speciesPatternCompartmentString), null);
            } else {
                speciesContext = new SpeciesContext(new Species(speciesName, s.getName()), model.getStructure(0), null);
            }
            speciesContext.setName(speciesName);
            try {
                if (speciesPatternNameString != null) {
                    SpeciesPattern sp = RbmUtils.parseSpeciesPattern(speciesPatternNameString, model);
                    speciesContext.setSpeciesPattern(sp);
                }
            } catch (ParseException e) {
                e.printStackTrace();
                throw new RuntimeException("Bad format for species pattern string: " + e.getMessage());
            }
            // speciesContext.setSpeciesPatternString(speciesPatternString);
            // model.addSpecies(speciesContext.getSpecies());
            // model.addSpeciesContext(speciesContext);
            sMap.put(speciesName, speciesContext.getSpecies());
            scMap.put(speciesName, speciesContext);
            crossMap.put(speciesName, s);
            // }
            if (mathMappingCallback.isInterrupted()) {
                msg = "Canceled by user.";
                tcm = new TaskCallbackMessage(TaskCallbackStatus.Error, msg);
                simContext.appendToConsole(tcm);
                throw new UserCancelException(msg);
            }
        // if(i%50 == 0) {
        // System.out.println(i+"");
        // }
        // if(i%decimalTickCount == 0) {
        // int multiplier = i/decimalTickCount;
        // float progress = progressFractionQuota/4.0f + progressFractionQuotaSpecies*multiplier;
        // mathMappingCallback.setProgressFraction(progress);
        // }
        }
        for (SpeciesContext sc1 : model.getSpeciesContexts()) {
            boolean found = false;
            for (Map.Entry<String, SpeciesContext> entry : scMap.entrySet()) {
                SpeciesContext sc2 = entry.getValue();
                if (sc1.getName().equals(sc2.getName())) {
                    found = true;
                    // System.out.println("found species context " + sc1.getName() + " of species " + sc1.getSpecies().getCommonName() + " // " + sc2.getSpecies().getCommonName());
                    break;
                }
            }
            if (found == false) {
                // we add to the map the species context and the species which exist in the model but which are not in the map yet
                // the only ones in this situation should be plain species which were not given to bngl for flattening (they are flat already)
                // System.out.println("species context " + sc1.getName() + " not found in the map. Adding it.");
                scMap.put(sc1.getName(), sc1);
                sMap.put(sc1.getName(), sc1.getSpecies());
                noMapForThese.add(sc1);
            }
        }
        for (Species s1 : model.getSpecies()) {
            boolean found = false;
            for (Map.Entry<String, Species> entry : sMap.entrySet()) {
                Species s2 = entry.getValue();
                if (s1.getCommonName().equals(s2.getCommonName())) {
                    found = true;
                    // System.out.println("found species " + s1.getCommonName());
                    break;
                }
            }
            if (found == false) {
                System.err.println("species " + s1.getCommonName() + " not found in the map!");
            }
        }
        SpeciesContext[] sca = new SpeciesContext[scMap.size()];
        scMap.values().toArray(sca);
        Species[] sa = new HashSet<Species>(sMap.values()).toArray(new Species[0]);
        model.setSpecies(sa);
        model.setSpeciesContexts(sca);
        boolean isSpatial = transformedSimulationContext.getGeometry().getDimension() > 0;
        for (SpeciesContext sc : sca) {
            if (noMapForThese.contains(sc)) {
                continue;
            }
            SpeciesContextSpec scs = reactionContext.getSpeciesContextSpec(sc);
            Parameter param = scs.getParameter(SpeciesContextSpec.ROLE_InitialConcentration);
            BNGSpecies s = crossMap.get(sc.getName());
            param.setExpression(s.getConcentration());
            SpeciesContext origSpeciesContext = simContext.getModel().getSpeciesContext(s.getName());
            if (origSpeciesContext != null) {
                ModelEntityMapping em = new ModelEntityMapping(origSpeciesContext, sc);
                entityMappings.add(em);
            } else {
                ModelEntityMapping em = new ModelEntityMapping(new GeneratedSpeciesSymbolTableEntry(sc), sc);
                if (isSpatial) {
                    scs.initializeForSpatial();
                }
                entityMappings.add(em);
            }
        }
        // for(SpeciesContext sc : sca) {		// clean all the species patterns from the flattened species, we have no sp now
        // sc.setSpeciesPattern(null);
        // }
        endTime = System.currentTimeMillis();
        elapsedTime = endTime - startTime;
        msg = "Adding " + outputSpec.getBNGSpecies().length + " species to model, " + elapsedTime + " ms";
        System.out.println(msg);
        // ---- Reactions -----------------------------------------------------------------------------------------------------
        mathMappingCallback.setMessage("generating network: adding reactions...");
        mathMappingCallback.setProgressFraction(progressFractionQuota / 4.0f * 3.0f);
        startTime = System.currentTimeMillis();
        System.out.println("\nReactions :");
        Map<String, HashSet<String>> ruleKeyMap = new HashMap<String, HashSet<String>>();
        Map<String, BNGReaction> directBNGReactionsMap = new HashMap<String, BNGReaction>();
        Map<String, BNGReaction> reverseBNGReactionsMap = new HashMap<String, BNGReaction>();
        for (int i = 0; i < outputSpec.getBNGReactions().length; i++) {
            BNGReaction r = outputSpec.getBNGReactions()[i];
            if (!r.isRuleReversed()) {
                // direct
                directBNGReactionsMap.put(r.getKey(), r);
            } else {
                reverseBNGReactionsMap.put(r.getKey(), r);
            }
            // 
            // for each rule name, store set of keySets (number of unique keysets are number of generated reactions from this ruleName).
            // 
            HashSet<String> keySet = ruleKeyMap.get(r.getRuleName());
            if (keySet == null) {
                keySet = new HashSet<String>();
                ruleKeyMap.put(r.getRuleName(), keySet);
            }
            keySet.add(r.getKey());
        }
        Map<String, ReactionStep> reactionStepMap = new HashMap<String, ReactionStep>();
        for (int i = 0; i < outputSpec.getBNGReactions().length; i++) {
            BNGReaction bngReaction = outputSpec.getBNGReactions()[i];
            // System.out.println(i+1 + ":\t\t"+ r.writeReaction());
            String baseName = bngReaction.getRuleName();
            String reactionName = null;
            HashSet<String> keySetsForThisRule = ruleKeyMap.get(bngReaction.getRuleName());
            if (keySetsForThisRule.size() == 1 && model.getReactionStep(bngReaction.getRuleName()) == null && !reactionStepMap.containsKey(bngReaction.getRuleName())) {
                // we can reuse the reaction rule labels
                reactionName = bngReaction.getRuleName();
            } else {
                reactionName = bngReaction.getRuleName() + "_0";
                while (true) {
                    if (model.getReactionStep(reactionName) == null && !reactionStepMap.containsKey(reactionName)) {
                        // we can reuse the reaction rule labels
                        break;
                    }
                    reactionName = TokenMangler.getNextEnumeratedToken(reactionName);
                }
            }
            // 
            if (directBNGReactionsMap.containsValue(bngReaction)) {
                BNGReaction forwardBNGReaction = bngReaction;
                BNGReaction reverseBNGReaction = reverseBNGReactionsMap.get(bngReaction.getKey());
                String name = forwardBNGReaction.getRuleName();
                if (name.endsWith(ReactionRule.DirectHalf)) {
                    name = name.substring(0, name.indexOf(ReactionRule.DirectHalf));
                }
                if (name.endsWith(ReactionRule.InverseHalf)) {
                    name = name.substring(0, name.indexOf(ReactionRule.InverseHalf));
                }
                ReactionRule rr = model.getRbmModelContainer().getReactionRule(name);
                Structure structure = rr.getStructure();
                boolean bReversible = reverseBNGReaction != null;
                SimpleReaction sr = new SimpleReaction(model, structure, reactionName, bReversible);
                for (int j = 0; j < forwardBNGReaction.getReactants().length; j++) {
                    BNGSpecies s = forwardBNGReaction.getReactants()[j];
                    String scName = speciesMap.get(s.getNetworkFileIndex());
                    SpeciesContext sc = model.getSpeciesContext(scName);
                    Reactant reactant = sr.getReactant(scName);
                    if (reactant == null) {
                        int stoichiometry = 1;
                        sr.addReactant(sc, stoichiometry);
                    } else {
                        int stoichiometry = reactant.getStoichiometry();
                        stoichiometry += 1;
                        reactant.setStoichiometry(stoichiometry);
                    }
                }
                for (int j = 0; j < forwardBNGReaction.getProducts().length; j++) {
                    BNGSpecies s = forwardBNGReaction.getProducts()[j];
                    String scName = speciesMap.get(s.getNetworkFileIndex());
                    SpeciesContext sc = model.getSpeciesContext(scName);
                    Product product = sr.getProduct(scName);
                    if (product == null) {
                        int stoichiometry = 1;
                        sr.addProduct(sc, stoichiometry);
                    } else {
                        int stoichiometry = product.getStoichiometry();
                        stoichiometry += 1;
                        product.setStoichiometry(stoichiometry);
                    }
                }
                MassActionKinetics targetKinetics = new MassActionKinetics(sr);
                sr.setKinetics(targetKinetics);
                KineticsParameter kforward = targetKinetics.getForwardRateParameter();
                KineticsParameter kreverse = targetKinetics.getReverseRateParameter();
                String kforwardNewName = rr.getKineticLaw().getLocalParameter(RbmKineticLawParameterType.MassActionForwardRate).getName();
                if (!kforward.getName().equals(kforwardNewName)) {
                    targetKinetics.renameParameter(kforward.getName(), kforwardNewName);
                    kforward = targetKinetics.getForwardRateParameter();
                }
                final String kreverseNewName = rr.getKineticLaw().getLocalParameter(RbmKineticLawParameterType.MassActionReverseRate).getName();
                if (!kreverse.getName().equals(kreverseNewName)) {
                    targetKinetics.renameParameter(kreverse.getName(), kreverseNewName);
                    kreverse = targetKinetics.getReverseRateParameter();
                }
                applyKineticsExpressions(forwardBNGReaction, kforward, targetKinetics);
                if (reverseBNGReaction != null) {
                    applyKineticsExpressions(reverseBNGReaction, kreverse, targetKinetics);
                }
                // String fieldParameterName = kforward.getName();
                // fieldParameterName += "_" + r.getRuleName();
                // kforward.setName(fieldParameterName);
                reactionStepMap.put(reactionName, sr);
            } else if (reverseBNGReactionsMap.containsValue(bngReaction) && !directBNGReactionsMap.containsKey(bngReaction.getKey())) {
                // reverse only (must be irreversible)
                BNGReaction reverseBNGReaction = reverseBNGReactionsMap.get(bngReaction.getKey());
                ReactionRule rr = model.getRbmModelContainer().getReactionRule(reverseBNGReaction.extractRuleName());
                Structure structure = rr.getStructure();
                boolean bReversible = false;
                SimpleReaction sr = new SimpleReaction(model, structure, reactionName, bReversible);
                for (int j = 0; j < reverseBNGReaction.getReactants().length; j++) {
                    BNGSpecies s = reverseBNGReaction.getReactants()[j];
                    String scName = speciesMap.get(s.getNetworkFileIndex());
                    SpeciesContext sc = model.getSpeciesContext(scName);
                    Reactant reactant = sr.getReactant(scName);
                    if (reactant == null) {
                        int stoichiometry = 1;
                        sr.addReactant(sc, stoichiometry);
                    } else {
                        int stoichiometry = reactant.getStoichiometry();
                        stoichiometry += 1;
                        reactant.setStoichiometry(stoichiometry);
                    }
                }
                for (int j = 0; j < reverseBNGReaction.getProducts().length; j++) {
                    BNGSpecies s = reverseBNGReaction.getProducts()[j];
                    String scName = speciesMap.get(s.getNetworkFileIndex());
                    SpeciesContext sc = model.getSpeciesContext(scName);
                    Product product = sr.getProduct(scName);
                    if (product == null) {
                        int stoichiometry = 1;
                        sr.addProduct(sc, stoichiometry);
                    } else {
                        int stoichiometry = product.getStoichiometry();
                        stoichiometry += 1;
                        product.setStoichiometry(stoichiometry);
                    }
                }
                MassActionKinetics k = new MassActionKinetics(sr);
                sr.setKinetics(k);
                KineticsParameter kforward = k.getForwardRateParameter();
                KineticsParameter kreverse = k.getReverseRateParameter();
                String kforwardNewName = rr.getKineticLaw().getLocalParameter(RbmKineticLawParameterType.MassActionForwardRate).getName();
                if (!kforward.getName().equals(kforwardNewName)) {
                    k.renameParameter(kforward.getName(), kforwardNewName);
                    kforward = k.getForwardRateParameter();
                }
                final String kreverseNewName = rr.getKineticLaw().getLocalParameter(RbmKineticLawParameterType.MassActionReverseRate).getName();
                if (!kreverse.getName().equals(kreverseNewName)) {
                    k.renameParameter(kreverse.getName(), kreverseNewName);
                    kreverse = k.getReverseRateParameter();
                }
                applyKineticsExpressions(reverseBNGReaction, kforward, k);
                // String fieldParameterName = kforward.getName();
                // fieldParameterName += "_" + r.getRuleName();
                // kforward.setName(fieldParameterName);
                reactionStepMap.put(reactionName, sr);
            }
        }
        for (ReactionStep rs : model.getReactionSteps()) {
            reactionStepMap.put(rs.getName(), rs);
        }
        ReactionStep[] reactionSteps = new ReactionStep[reactionStepMap.size()];
        reactionStepMap.values().toArray(reactionSteps);
        model.setReactionSteps(reactionSteps);
        if (mathMappingCallback.isInterrupted()) {
            msg = "Canceled by user.";
            tcm = new TaskCallbackMessage(TaskCallbackStatus.Error, msg);
            simContext.appendToConsole(tcm);
            throw new UserCancelException(msg);
        }
        endTime = System.currentTimeMillis();
        elapsedTime = endTime - startTime;
        msg = "Adding " + outputSpec.getBNGReactions().length + " reactions to model, " + elapsedTime + " ms";
        System.out.println(msg);
        // clean all the reaction rules
        model.getRbmModelContainer().getReactionRuleList().clear();
        // ---- Observables -------------------------------------------------------------------------------------------------
        mathMappingCallback.setMessage("generating network: adding observables...");
        mathMappingCallback.setProgressFraction(progressFractionQuota / 8.0f * 7.0f);
        startTime = System.currentTimeMillis();
        System.out.println("\nObservables :");
        RbmModelContainer rbmmc = model.getRbmModelContainer();
        for (int i = 0; i < outputSpec.getObservableGroups().length; i++) {
            ObservableGroup o = outputSpec.getObservableGroups()[i];
            if (rbmmc.getParameter(o.getObservableGroupName()) != null) {
                System.out.println("   ...already exists.");
                // if it's already there we don't try to add it again; this should be true for all of them!
                continue;
            }
            ArrayList<Expression> terms = new ArrayList<Expression>();
            for (int j = 0; j < o.getListofSpecies().length; j++) {
                Expression term = Expression.mult(new Expression(o.getSpeciesMultiplicity()[j]), new Expression(speciesMap.get(o.getListofSpecies()[j].getNetworkFileIndex())));
                terms.add(term);
            }
            Expression exp = Expression.add(terms.toArray(new Expression[terms.size()])).flatten();
            exp.bindExpression(rbmmc.getSymbolTable());
            RbmObservable originalObservable = rbmmc.getObservable(o.getObservableGroupName());
            VCUnitDefinition observableUnitDefinition = originalObservable.getUnitDefinition();
            rbmmc.removeObservable(originalObservable);
            Parameter newParameter = rbmmc.addParameter(o.getObservableGroupName(), exp, observableUnitDefinition);
            RbmObservable origObservable = simContext.getModel().getRbmModelContainer().getObservable(o.getObservableGroupName());
            ModelEntityMapping em = new ModelEntityMapping(origObservable, newParameter);
            entityMappings.add(em);
        }
        if (mathMappingCallback.isInterrupted()) {
            msg = "Canceled by user.";
            tcm = new TaskCallbackMessage(TaskCallbackStatus.Error, msg);
            simContext.appendToConsole(tcm);
            throw new UserCancelException(msg);
        }
        endTime = System.currentTimeMillis();
        elapsedTime = endTime - startTime;
        msg = "Adding " + outputSpec.getObservableGroups().length + " observables to model, " + elapsedTime + " ms";
        System.out.println(msg);
    } catch (PropertyVetoException ex) {
        ex.printStackTrace(System.out);
        throw new RuntimeException(ex.getMessage());
    } catch (ExpressionBindingException ex) {
        ex.printStackTrace(System.out);
        throw new RuntimeException(ex.getMessage());
    } catch (ModelException ex) {
        ex.printStackTrace(System.out);
        throw new RuntimeException(ex.getMessage());
    } catch (ExpressionException ex) {
        ex.printStackTrace(System.out);
        throw new RuntimeException(ex.getMessage());
    } catch (ClassNotFoundException ex) {
        throw new RuntimeException(ex.getMessage());
    } catch (IOException ex) {
        throw new RuntimeException(ex.getMessage());
    }
    System.out.println("Done transforming");
    msg = "Generating math...";
    System.out.println(msg);
    mathMappingCallback.setMessage(msg);
    mathMappingCallback.setProgressFraction(progressFractionQuota);
}

Example 8 with Species

use of cbit.vcell.model.Species in project vcell by virtualcell.

the class ModelProcessEquation method parseReaction.

public static ReactionParticipant[] parseReaction(ReactionStep reactionStep, Model model, String equationString) throws ExpressionException, PropertyVetoException {
    int gotoIndex = equationString.indexOf(REACTION_GOESTO);
    if (gotoIndex < 1 && equationString.length() == 0) {
        throw new ExpressionException("Syntax error! " + REACTION_GOESTO + " not found. (e.g. a+b->c)");
    }
    if (reactionStep == null) {
        return null;
    }
    String leftHand = equationString.substring(0, gotoIndex);
    String rightHand = equationString.substring(gotoIndex + REACTION_GOESTO.length());
    StringTokenizer st = new StringTokenizer(leftHand, "+");
    ArrayList<ReactionParticipant> rplist = new ArrayList<ReactionParticipant>();
    HashMap<String, SpeciesContext> speciesContextMap = new HashMap<String, SpeciesContext>();
    Structure rxnStructure = reactionStep.getStructure();
    while (st.hasMoreElements()) {
        String nextToken = st.nextToken().trim();
        if (nextToken.length() == 0) {
            continue;
        }
        int stoichiIndex = 0;
        while (true) {
            if (Character.isDigit(nextToken.charAt(stoichiIndex))) {
                stoichiIndex++;
            } else {
                break;
            }
        }
        int stoichi = 1;
        String tmp = nextToken.substring(0, stoichiIndex);
        if (tmp.length() > 0) {
            stoichi = Integer.parseInt(tmp);
        }
        String var = nextToken.substring(stoichiIndex).trim();
        SpeciesContext sc = model.getSpeciesContext(var);
        if (sc == null) {
            sc = speciesContextMap.get(var);
            if (sc == null) {
                Species species = model.getSpecies(var);
                if (species == null) {
                    species = new Species(var, null);
                }
                sc = new SpeciesContext(species, rxnStructure);
                sc.setName(var);
                speciesContextMap.put(var, sc);
            }
        }
        // if (reactionStep instanceof SimpleReaction) {
        rplist.add(new Reactant(null, (SimpleReaction) reactionStep, sc, stoichi));
    // } else if (reactionStep instanceof FluxReaction) {
    // rplist.add(new Flux(null, (FluxReaction) reactionStep, sc));
    // }
    }
    st = new StringTokenizer(rightHand, "+");
    while (st.hasMoreElements()) {
        String nextToken = st.nextToken().trim();
        if (nextToken.length() == 0) {
            continue;
        }
        int stoichiIndex = 0;
        while (true) {
            if (Character.isDigit(nextToken.charAt(stoichiIndex))) {
                stoichiIndex++;
            } else {
                break;
            }
        }
        int stoichi = 1;
        String tmp = nextToken.substring(0, stoichiIndex);
        if (tmp.length() > 0) {
            stoichi = Integer.parseInt(tmp);
        }
        String var = nextToken.substring(stoichiIndex);
        SpeciesContext sc = model.getSpeciesContext(var);
        if (sc == null) {
            sc = speciesContextMap.get(var);
            if (sc == null) {
                Species species = model.getSpecies(var);
                if (species == null) {
                    species = new Species(var, null);
                }
                sc = new SpeciesContext(species, rxnStructure);
                sc.setName(var);
                speciesContextMap.put(var, sc);
            }
        }
        // if (reactionStep instanceof SimpleReaction) {
        rplist.add(new Product(null, (SimpleReaction) reactionStep, sc, stoichi));
    // } else if (reactionStep instanceof FluxReaction) {
    // rplist.add(new Flux(null, (FluxReaction) reactionStep, sc));
    // }
    }
    return rplist.toArray(new ReactionParticipant[0]);
}

Example 9 with Species

use of cbit.vcell.model.Species in project vcell by virtualcell.

the class InitialConditionsPanel method initialize.

/**
 * Initialize the class.
 */
/* WARNING: THIS METHOD WILL BE REGENERATED. */
private void initialize() {
    try {
        // user code begin {1}
        // user code end
        setName("InitialConditionsPanel");
        setLayout(new BorderLayout());
        add(getRadioButtonAndCheckboxPanel(), BorderLayout.NORTH);
        add(getScrollPaneTable().getEnclosingScrollPane(), BorderLayout.CENTER);
        getScrollPaneTable().getSelectionModel().addListSelectionListener(ivjEventHandler);
        getJMenuItemPaste().addActionListener(ivjEventHandler);
        getJMenuItemCopy().addActionListener(ivjEventHandler);
        getJMenuItemCopyAll().addActionListener(ivjEventHandler);
        getJMenuItemPasteAll().addActionListener(ivjEventHandler);
        getAmountRadioButton().addActionListener(ivjEventHandler);
        getConcentrationRadioButton().addActionListener(ivjEventHandler);
        getRandomizeInitCondnCheckbox().addActionListener(ivjEventHandler);
        DefaultTableCellRenderer renderer = new DefaultScrollTableCellRenderer() {

            public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
                super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
                setIcon(null);
                defaultToolTipText = null;
                if (value instanceof Species) {
                    setText(((Species) value).getCommonName());
                    defaultToolTipText = getText();
                    setToolTipText(defaultToolTipText);
                } else if (value instanceof SpeciesContext) {
                    setText(((SpeciesContext) value).getName());
                    defaultToolTipText = getText();
                    setToolTipText(defaultToolTipText);
                } else if (value instanceof Structure) {
                    setText(((Structure) value).getName());
                    defaultToolTipText = getText();
                    setToolTipText(defaultToolTipText);
                } else if (value instanceof ScopedExpression) {
                    SpeciesContextSpec scSpec = tableModel.getValueAt(row);
                    VCUnitDefinition unit = null;
                    if (table.getColumnName(column).equals(SpeciesContextSpecsTableModel.ColumnType.COLUMN_INITIAL.label)) {
                        SpeciesContextSpecParameter initialConditionParameter = scSpec.getInitialConditionParameter();
                        unit = initialConditionParameter.getUnitDefinition();
                    } else if (table.getColumnName(column).equals(SpeciesContextSpecsTableModel.ColumnType.COLUMN_DIFFUSION.label)) {
                        SpeciesContextSpecParameter diffusionParameter = scSpec.getDiffusionParameter();
                        unit = diffusionParameter.getUnitDefinition();
                    }
                    if (unit != null) {
                        setHorizontalTextPosition(JLabel.LEFT);
                        setIcon(new TextIcon("[" + unit.getSymbolUnicode() + "]", DefaultScrollTableCellRenderer.uneditableForeground));
                    }
                    int rgb = 0x00ffffff & DefaultScrollTableCellRenderer.uneditableForeground.getRGB();
                    defaultToolTipText = "<html>" + StringEscapeUtils.escapeHtml4(getText()) + " <font color=#" + Integer.toHexString(rgb) + "> [" + unit.getSymbolUnicode() + "] </font></html>";
                    setToolTipText(defaultToolTipText);
                    if (unit != null) {
                        setText(defaultToolTipText);
                    }
                }
                TableModel tableModel = table.getModel();
                if (tableModel instanceof SortTableModel) {
                    DefaultScrollTableCellRenderer.issueRenderer(this, defaultToolTipText, table, row, column, (SortTableModel) tableModel);
                    setHorizontalTextPosition(JLabel.TRAILING);
                }
                return this;
            }
        };
        DefaultTableCellRenderer rbmSpeciesShapeDepictionCellRenderer = new DefaultScrollTableCellRenderer() {

            SpeciesPatternSmallShape spss = null;

            @Override
            public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
                super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
                if (table.getModel() instanceof VCellSortTableModel<?>) {
                    Object selectedObject = null;
                    if (table.getModel() == tableModel) {
                        selectedObject = tableModel.getValueAt(row);
                    }
                    if (selectedObject != null) {
                        if (selectedObject instanceof SpeciesContextSpec) {
                            SpeciesContextSpec scs = (SpeciesContextSpec) selectedObject;
                            SpeciesContext sc = scs.getSpeciesContext();
                            // sp may be null for "plain" species contexts
                            SpeciesPattern sp = sc.getSpeciesPattern();
                            Graphics panelContext = table.getGraphics();
                            spss = new SpeciesPatternSmallShape(4, 2, sp, shapeManager, panelContext, sc, isSelected, issueManager);
                        }
                    } else {
                        spss = null;
                    }
                }
                setText("");
                return this;
            }

            @Override
            public void paintComponent(Graphics g) {
                super.paintComponent(g);
                if (spss != null) {
                    spss.paintSelf(g);
                }
            }
        };
        getScrollPaneTable().setDefaultRenderer(SpeciesContext.class, renderer);
        getScrollPaneTable().setDefaultRenderer(Structure.class, renderer);
        getScrollPaneTable().setDefaultRenderer(SpeciesPattern.class, rbmSpeciesShapeDepictionCellRenderer);
        getScrollPaneTable().setDefaultRenderer(Species.class, renderer);
        getScrollPaneTable().setDefaultRenderer(ScopedExpression.class, renderer);
        getScrollPaneTable().setDefaultRenderer(Boolean.class, new ScrollTableBooleanCellRenderer());
    } catch (java.lang.Throwable ivjExc) {
        handleException(ivjExc);
    }
}

Example 10 with Species

use of cbit.vcell.model.Species in project vcell by virtualcell.

the class BioCartoonTool method pasteReactionSteps0.

/**
 * pasteReactionSteps0 : does the actual pasting. First called with a cloned model, to track issues. If user still wants to proceed, the paste
 * is performed on the original model.
 *
 * Insert the method's description here.
 * Creation date: (5/10/2003 3:55:25 PM)
 * @param pasteToModel cbit.vcell.model.Model
 * @param pasteToStructure cbit.vcell.model.Structure
 * @param bNew boolean
 */
private static final PasteHelper pasteReactionSteps0(HashMap<String, HashMap<ReactionParticipant, Structure>> rxPartMapStructure, Component parent, IssueContext issueContext, ReactionStep[] copyFromRxSteps, Model pasteToModel, Structure pasteToStructure, boolean bNew, /*boolean bUseDBSpecies,*/
UserResolvedRxElements userResolvedRxElements) throws Exception {
    HashMap<BioModelEntityObject, BioModelEntityObject> reactionsAndSpeciesContexts = new HashMap<>();
    if (copyFromRxSteps == null || copyFromRxSteps.length == 0 || pasteToModel == null || pasteToStructure == null) {
        throw new IllegalArgumentException("CartoonTool.pasteReactionSteps Error " + (copyFromRxSteps == null || copyFromRxSteps.length == 0 ? "reactionStepsArr empty " : "") + (pasteToModel == null ? "model is null " : "") + (pasteToStructure == null ? "struct is null " : ""));
    }
    if (!pasteToModel.contains(pasteToStructure)) {
        throw new IllegalArgumentException("CartoonTool.pasteReactionSteps model " + pasteToModel.getName() + " does not contain structure " + pasteToStructure.getName());
    }
    // Check PasteToModel has preferred targets if set
    if (userResolvedRxElements != null) {
        for (int i = 0; i < userResolvedRxElements.toSpeciesArr.length; i++) {
            if (userResolvedRxElements.toSpeciesArr[i] != null) {
                if (!pasteToModel.contains(userResolvedRxElements.toSpeciesArr[i])) {
                    throw new RuntimeException("PasteToModel does not contain preferred Species " + userResolvedRxElements.toSpeciesArr[i]);
                }
            }
            if (userResolvedRxElements.toStructureArr[i] != null) {
                if (!pasteToModel.contains(userResolvedRxElements.toStructureArr[i])) {
                    throw new RuntimeException("PasteToModel does not contain preferred Structure " + userResolvedRxElements.toStructureArr[i]);
                }
            }
        }
    }
    int counter = 0;
    Structure currentStruct = pasteToStructure;
    String copiedStructName = copyFromRxSteps[counter].getStructure().getName();
    StructureTopology structTopology = (copyFromRxSteps[counter].getModel() == null ? pasteToModel.getStructureTopology() : copyFromRxSteps[counter].getModel().getStructureTopology());
    IdentityHashMap<Species, Species> speciesHash = new IdentityHashMap<Species, Species>();
    IdentityHashMap<SpeciesContext, SpeciesContext> speciesContextHash = new IdentityHashMap<SpeciesContext, SpeciesContext>();
    Vector<Issue> issueVector = new Vector<Issue>();
    do {
        // create a new reaction, instead of cloning the old one; set struc
        ReactionStep copyFromReactionStep = copyFromRxSteps[counter];
        String newName = copyFromReactionStep.getName();
        while (pasteToModel.getReactionStep(newName) != null) {
            newName = org.vcell.util.TokenMangler.getNextEnumeratedToken(newName);
        }
        ReactionStep newReactionStep = null;
        if (copyFromReactionStep instanceof SimpleReaction) {
            newReactionStep = new SimpleReaction(pasteToModel, currentStruct, newName, copyFromReactionStep.isReversible());
        } else if (copyFromReactionStep instanceof FluxReaction && currentStruct instanceof Membrane) {
            newReactionStep = new FluxReaction(pasteToModel, (Membrane) currentStruct, null, newName, copyFromReactionStep.isReversible());
        }
        pasteToModel.addReactionStep(newReactionStep);
        reactionsAndSpeciesContexts.put(newReactionStep, copyFromReactionStep);
        Structure toRxnStruct = newReactionStep.getStructure();
        Structure fromRxnStruct = copyFromReactionStep.getStructure();
        if (!fromRxnStruct.getClass().equals(pasteToStructure.getClass())) {
            throw new Exception("Cannot copy reaction from " + fromRxnStruct.getTypeName() + " to " + pasteToStructure.getTypeName() + ".");
        }
        // add appropriate reactionParticipants to newReactionStep.
        StructureTopology toStructureTopology = pasteToModel.getStructureTopology();
        ReactionParticipant[] copyFromRxParticipantArr = copyFromReactionStep.getReactionParticipants();
        if (rxPartMapStructure == null) {
            // null during 'issues' trial
            rxPartMapStructure = new HashMap<String, HashMap<ReactionParticipant, Structure>>();
        }
        if (rxPartMapStructure.get(copyFromReactionStep.getName()) == null) {
            // Ask user to assign species to compartments for each reaction to be pasted
            rxPartMapStructure.put(copyFromReactionStep.getName(), askUserResolveMembraneConnections(parent, pasteToModel.getStructures(), currentStruct, fromRxnStruct, toRxnStruct, copyFromRxParticipantArr, toStructureTopology, structTopology));
        }
        for (int i = 0; i < copyFromRxParticipantArr.length; i += 1) {
            Structure pasteToStruct = currentStruct;
            // if(toRxnStruct instanceof Membrane){
            pasteToStruct = rxPartMapStructure.get(copyFromReactionStep.getName()).get(copyFromRxParticipantArr[i]);
            // if(pasteToStruct == null){
            // for(ReactionParticipant myRXPart:rxPartMapStructure.get(copyFromReactionStep.getName()).keySet()){
            // if(myRXPart.getSpeciesContext().getName().equals(copyFromRxParticipantArr[i].getSpeciesContext().getName())){
            // pasteToStruct = rxPartMapStructure.get(copyFromReactionStep.getName()).get(myRXPart);
            // break;
            // }
            // }
            // }
            // }
            // this adds the speciesContexts and species (if any) to the model)
            String rootSC = ReactionCartoonTool.speciesContextRootFinder(copyFromRxParticipantArr[i].getSpeciesContext());
            SpeciesContext newSc = null;
            SpeciesContext[] matchSC = pasteToModel.getSpeciesContexts();
            for (int j = 0; matchSC != null && j < matchSC.length; j++) {
                String matchRoot = ReactionCartoonTool.speciesContextRootFinder(matchSC[j]);
                if (matchRoot != null && matchRoot.equals(rootSC) && matchSC[j].getStructure().getName().equals(pasteToStruct.getName())) {
                    newSc = matchSC[j];
                    reactionsAndSpeciesContexts.put(newSc, matchSC[j]);
                    break;
                }
            }
            if (newSc == null) {
                newSc = pasteSpecies(parent, copyFromRxParticipantArr[i].getSpecies(), rootSC, pasteToModel, pasteToStruct, bNew, /*bUseDBSpecies,*/
                speciesHash, UserResolvedRxElements.getPreferredReactionElement(userResolvedRxElements, copyFromRxParticipantArr[i]));
                reactionsAndSpeciesContexts.put(newSc, copyFromRxParticipantArr[i].getSpeciesContext());
            }
            // record the old-new speciesContexts (reactionparticipants) in the IdHashMap, this is useful, esp for 'Paste new', while replacing proxyparams.
            SpeciesContext oldSc = copyFromRxParticipantArr[i].getSpeciesContext();
            if (speciesContextHash.get(oldSc) == null) {
                speciesContextHash.put(oldSc, newSc);
            }
            if (copyFromRxParticipantArr[i] instanceof Reactant) {
                newReactionStep.addReactionParticipant(new Reactant(null, newReactionStep, newSc, copyFromRxParticipantArr[i].getStoichiometry()));
            } else if (copyFromRxParticipantArr[i] instanceof Product) {
                newReactionStep.addReactionParticipant(new Product(null, newReactionStep, newSc, copyFromRxParticipantArr[i].getStoichiometry()));
            } else if (copyFromRxParticipantArr[i] instanceof Catalyst) {
                newReactionStep.addCatalyst(newSc);
            }
        }
        // // If 'newReactionStep' is a fluxRxn, set its fluxCarrier
        // if (newReactionStep instanceof FluxReaction) {
        // if (fluxCarrierSp != null) {
        // ((FluxReaction)newReactionStep).setFluxCarrier(fluxCarrierSp, pasteToModel);
        // } else {
        // throw new RuntimeException("Could not set FluxCarrier species for the flux reaction to be pasted");
        // }
        // }
        // For each kinetic parameter expression for new kinetics, replace the proxyParams from old kinetics with proxyParams in new kinetics
        // i.e., if the proxyParams are speciesContexts, replace with corresponding speciesContext in newReactionStep;
        // if the proxyParams are structureSizes or MembraneVoltages, replace with corresponding structure quantity in newReactionStep
        Kinetics oldKinetics = copyFromReactionStep.getKinetics();
        KineticsParameter[] oldKps = oldKinetics.getKineticsParameters();
        KineticsProxyParameter[] oldKprps = oldKinetics.getProxyParameters();
        Hashtable<String, Expression> paramExprHash = new Hashtable<String, Expression>();
        for (int i = 0; oldKps != null && i < oldKps.length; i++) {
            Expression newExpression = new Expression(oldKps[i].getExpression());
            for (int j = 0; oldKprps != null && j < oldKprps.length; j++) {
                // check if kinetic proxy parameter is in kinetic parameter expression
                if (newExpression.hasSymbol(oldKprps[j].getName())) {
                    SymbolTableEntry ste = oldKprps[j].getTarget();
                    Model pasteFromModel = copyFromReactionStep.getModel();
                    if (ste instanceof SpeciesContext) {
                        // if newRxnStruct is a feature/membrane, get matching spContexts from old reaction and replace them in new rate expr.
                        SpeciesContext oldSC = (SpeciesContext) ste;
                        SpeciesContext newSC = speciesContextHash.get(oldSC);
                        if (newSC == null) {
                            // check if oldSc is present in paste-model; if not, add it.
                            if (!pasteToModel.equals(pasteFromModel)) {
                                if (pasteToModel.getSpeciesContext(oldSC.getName()) == null) {
                                    // if paste-model has oldSc struct, paste it there,
                                    Structure newSCStruct = pasteToModel.getStructure(oldSC.getStructure().getName());
                                    if (newSCStruct != null) {
                                        newSC = pasteSpecies(parent, oldSC.getSpecies(), null, pasteToModel, newSCStruct, bNew, /*bUseDBSpecies,*/
                                        speciesHash, UserResolvedRxElements.getPreferredReactionElement(userResolvedRxElements, oldSC));
                                        speciesContextHash.put(oldSC, newSC);
                                    } else {
                                        // oldStruct wasn't found in paste-model, paste it in newRxnStruct and add warning to issues list
                                        newSC = pasteSpecies(parent, oldSC.getSpecies(), null, pasteToModel, toRxnStruct, bNew, /*bUseDBSpecies,*/
                                        speciesHash, UserResolvedRxElements.getPreferredReactionElement(userResolvedRxElements, oldSC));
                                        speciesContextHash.put(oldSC, newSC);
                                        Issue issue = new Issue(oldSC, issueContext, IssueCategory.CopyPaste, "SpeciesContext '" + oldSC.getSpecies().getCommonName() + "' was not found in compartment '" + oldSC.getStructure().getName() + "' in the model; the species was added to the compartment '" + toRxnStruct.getName() + "' where the reaction was pasted.", Issue.SEVERITY_WARNING);
                                        issueVector.add(issue);
                                    }
                                }
                            }
                        // if models are the same and newSc is null, then oldSc is not a rxnParticipant. Leave it as is in the expr.
                        }
                        if (newSC != null) {
                            reactionsAndSpeciesContexts.put(newSC, oldSC);
                            newExpression.substituteInPlace(new Expression(ste.getName()), new Expression(newSC.getName()));
                        }
                    // SpeciesContext sc = null;
                    // Species newSp = model.getSpecies(oldSc.getSpecies().getCommonName());
                    // if  (oldSc.getStructure() == (oldRxnStruct)) {
                    // sc = model.getSpeciesContext(newSp, newRxnStruct);
                    // } else {
                    // if (newRxnStruct instanceof Membrane) {
                    // // for a membrane, we need to make sure that inside-outside spContexts used are appropriately replaced.
                    // if (oldSc.getStructure() == ((Membrane)oldRxnStruct).getOutsideFeature()) {
                    // // old speciesContext is outside (old) membrane, new spContext should be outside new membrane
                    // sc = model.getSpeciesContext(newSp, ((Membrane)newRxnStruct).getOutsideFeature());
                    // } else if (oldSc.getStructure() == ((Membrane)oldRxnStruct).getInsideFeature()) {
                    // // old speciesContext is inside (old) membrane, new spContext should be inside new membrane
                    // sc = model.getSpeciesContext(newSp, ((Membrane)newRxnStruct).getInsideFeature());
                    // }
                    // }
                    // }
                    // if (sc != null) {
                    // newExpression.substituteInPlace(new Expression(ste.getName()), new Expression(sc.getName()));
                    // }
                    } else if (ste instanceof StructureSize) {
                        Structure str = ((StructureSize) ste).getStructure();
                        // if the structure size used is same as the structure in which the reaction is present, change the structSize to appropriate new struct
                        if (str.compareEqual(fromRxnStruct)) {
                            newExpression.substituteInPlace(new Expression(ste.getName()), new Expression(toRxnStruct.getStructureSize().getName()));
                        } else {
                            if (fromRxnStruct instanceof Membrane) {
                                if (str.equals(structTopology.getOutsideFeature((Membrane) fromRxnStruct))) {
                                    newExpression.substituteInPlace(new Expression(ste.getName()), new Expression(structTopology.getOutsideFeature((Membrane) toRxnStruct).getStructureSize().getName()));
                                } else if (str.equals(structTopology.getInsideFeature((Membrane) fromRxnStruct))) {
                                    newExpression.substituteInPlace(new Expression(ste.getName()), new Expression(structTopology.getInsideFeature((Membrane) toRxnStruct).getStructureSize().getName()));
                                }
                            }
                        }
                    } else if (ste instanceof MembraneVoltage) {
                        Membrane membr = ((MembraneVoltage) ste).getMembrane();
                        // if the MembraneVoltage used is same as that of the membrane in which the reaction is present, change the MemVoltage
                        if ((fromRxnStruct instanceof Membrane) && (membr.compareEqual(fromRxnStruct))) {
                            newExpression.substituteInPlace(new Expression(ste.getName()), new Expression(((Membrane) toRxnStruct).getMembraneVoltage().getName()));
                        }
                    } else if (ste instanceof ModelParameter) {
                        // see if model has this global parameter (if rxn is being pasted into another model, it won't)
                        if (!pasteToModel.equals(pasteFromModel)) {
                            ModelParameter oldMp = (ModelParameter) ste;
                            ModelParameter mp = pasteToModel.getModelParameter(oldMp.getName());
                            boolean bNonNumeric = false;
                            String newMpName = oldMp.getName();
                            if (mp != null) {
                                // new model has a model parameter with same name - are they the same param?
                                if (!mp.getExpression().equals(oldMp.getExpression())) {
                                    // no, they are not the same param, so mangle the 'ste' name and add as global in the other model
                                    while (pasteToModel.getModelParameter(newMpName) != null) {
                                        newMpName = TokenMangler.getNextEnumeratedToken(newMpName);
                                    }
                                    // if expression if numeric, add it as such. If not, set it to 0.0 and add it as global
                                    Expression exp = oldMp.getExpression();
                                    if (!exp.flatten().isNumeric()) {
                                        exp = new Expression(0.0);
                                        bNonNumeric = true;
                                    }
                                    ModelParameter newMp = pasteToModel.new ModelParameter(newMpName, exp, Model.ROLE_UserDefined, oldMp.getUnitDefinition());
                                    String annotation = "Copied from model : " + pasteFromModel.getNameScope();
                                    newMp.setModelParameterAnnotation(annotation);
                                    pasteToModel.addModelParameter(newMp);
                                    // if global param name had to be changed, make sure newExpr is updated as well.
                                    if (!newMpName.equals(oldMp.getName())) {
                                        newExpression.substituteInPlace(new Expression(oldMp.getName()), new Expression(newMpName));
                                    }
                                }
                            } else {
                                // no global param with same name was found in other model, so add it to other model.
                                // if expression if numeric, add it as such. If not, set it to 0.0 and add it as global
                                Expression exp = oldMp.getExpression();
                                if (!exp.flatten().isNumeric()) {
                                    exp = new Expression(0.0);
                                    bNonNumeric = true;
                                }
                                ModelParameter newMp = pasteToModel.new ModelParameter(newMpName, exp, Model.ROLE_UserDefined, oldMp.getUnitDefinition());
                                String annotation = "Copied from model : " + pasteFromModel.getNameScope();
                                newMp.setModelParameterAnnotation(annotation);
                                pasteToModel.addModelParameter(newMp);
                            }
                            // if a non-numeric parameter was encountered in the old model, it was added as a numeric (0.0), warn user of change.
                            if (bNonNumeric) {
                                Issue issue = new Issue(oldMp, issueContext, IssueCategory.CopyPaste, "Global parameter '" + oldMp.getName() + "' was non-numeric; it has been added " + "as global parameter '" + newMpName + "' in the new model with value = 0.0. " + "Please update its value, if required, before using it.", Issue.SEVERITY_WARNING);
                                issueVector.add(issue);
                            }
                        }
                    }
                }
            // end - if newExpr.hasSymbol(ProxyParam)
            }
            // now if store <param names, new expression> in hashTable
            if (paramExprHash.get(oldKps[i].getName()) == null) {
                paramExprHash.put(oldKps[i].getName(), newExpression);
            }
        }
        // end for - oldKps (old kinetic parameters)
        // use this new expression to generate 'vcml' for the (new) kinetics (easier way to transfer all kinetic parameters)
        String newKineticsStr = oldKinetics.writeTokensWithReplacingProxyParams(paramExprHash);
        // convert the kinetics 'vcml' to tokens.
        CommentStringTokenizer kineticsTokens = new CommentStringTokenizer(newKineticsStr);
        // skip the first token;
        kineticsTokens.nextToken();
        // second token is the kinetic type; use this to create a dummy kinetics
        String kineticType = kineticsTokens.nextToken();
        Kinetics newkinetics = KineticsDescription.fromVCMLKineticsName(kineticType).createKinetics(newReactionStep);
        // use the remaining tokens to construct the new kinetics
        newkinetics.fromTokens(newKineticsStr);
        // bind newkinetics to newReactionStep and add it to newReactionStep
        newkinetics.bind(newReactionStep);
        newReactionStep.setKinetics(newkinetics);
        counter += 1;
        if (counter == copyFromRxSteps.length) {
            break;
        }
        if (!copiedStructName.equals(fromRxnStruct.getName())) {
            if (currentStruct instanceof Feature) {
                currentStruct = structTopology.getMembrane((Feature) currentStruct);
            } else if (currentStruct instanceof Membrane) {
                currentStruct = structTopology.getInsideFeature((Membrane) currentStruct);
            }
        }
        copiedStructName = fromRxnStruct.getName();
    } while (true);
    return new PasteHelper(issueVector, rxPartMapStructure, reactionsAndSpeciesContexts);
}