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

Example 56 with Structure

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

the class RulebasedMathMapping method addSpeciesPatterns.

private HashMap<SpeciesPattern, VolumeParticleSpeciesPattern> addSpeciesPatterns(Domain domain, List<ReactionRule> rrList) throws MathException {
    // Particle Molecular Types
    // 
    Model model = getSimulationContext().getModel();
    List<RbmObservable> observableList = model.getRbmModelContainer().getObservableList();
    List<MolecularType> molecularTypeList = model.getRbmModelContainer().getMolecularTypeList();
    for (MolecularType molecularType : molecularTypeList) {
        ParticleMolecularType particleMolecularType = new ParticleMolecularType(molecularType.getName());
        for (MolecularComponent molecularComponent : molecularType.getComponentList()) {
            String pmcName = molecularComponent.getName();
            String pmcId = particleMolecularType.getName() + "_" + molecularComponent.getName();
            ParticleMolecularComponent particleMolecularComponent = new ParticleMolecularComponent(pmcId, pmcName);
            for (ComponentStateDefinition componentState : molecularComponent.getComponentStateDefinitions()) {
                ParticleComponentStateDefinition pcsd = particleMolecularComponent.getComponentStateDefinition(componentState.getName());
                if (pcsd == null) {
                    particleMolecularComponent.addComponentStateDefinition(new ParticleComponentStateDefinition(componentState.getName()));
                }
            }
            particleMolecularType.addMolecularComponent(particleMolecularComponent);
        }
        if (!molecularType.isAnchorAll()) {
            List<String> anchorList = new ArrayList<>();
            for (Structure struct : molecularType.getAnchors()) {
                anchorList.add(struct.getName());
            }
            particleMolecularType.setAnchorList(anchorList);
        }
        mathDesc.addParticleMolecularType(particleMolecularType);
    }
    // 
    // Assemble list of all Species Patterns (from observables, reaction rules, and seed species).
    // 
    // linked hash set maintains insertion order
    LinkedHashMap<SpeciesPattern, Structure> speciesPatternStructureMap = new LinkedHashMap<SpeciesPattern, Structure>();
    for (RbmObservable observable : observableList) {
        for (SpeciesPattern speciesPattern : observable.getSpeciesPatternList()) {
            speciesPatternStructureMap.put(speciesPattern, observable.getStructure());
        }
    }
    for (ReactionRule reactionRule : rrList) {
        for (ReactantPattern rp : reactionRule.getReactantPatterns()) {
            speciesPatternStructureMap.put(rp.getSpeciesPattern(), rp.getStructure());
        }
        for (ProductPattern pp : reactionRule.getProductPatterns()) {
            speciesPatternStructureMap.put(pp.getSpeciesPattern(), pp.getStructure());
        }
    }
    for (SpeciesContext sc : model.getSpeciesContexts()) {
        if (!sc.hasSpeciesPattern()) {
            continue;
        }
        speciesPatternStructureMap.put(sc.getSpeciesPattern(), sc.getStructure());
    }
    // 
    // add list of unique speciesPatterns
    // 
    HashMap<String, VolumeParticleSpeciesPattern> speciesPatternVCMLMap = new HashMap<String, VolumeParticleSpeciesPattern>();
    HashMap<SpeciesPattern, VolumeParticleSpeciesPattern> speciesPatternMap = new HashMap<SpeciesPattern, VolumeParticleSpeciesPattern>();
    String speciesPatternName = "speciesPattern0";
    for (SpeciesPattern speciesPattern : speciesPatternStructureMap.keySet()) {
        VolumeParticleSpeciesPattern volumeParticleSpeciesPattern = new VolumeParticleSpeciesPattern(speciesPatternName, domain, speciesPatternStructureMap.get(speciesPattern).getName());
        for (MolecularTypePattern molecularTypePattern : speciesPattern.getMolecularTypePatterns()) {
            ParticleMolecularType particleMolecularType = mathDesc.getParticleMolecularType(molecularTypePattern.getMolecularType().getName());
            ParticleMolecularTypePattern particleMolecularTypePattern = new ParticleMolecularTypePattern(particleMolecularType);
            String participantMatchLabel = molecularTypePattern.getParticipantMatchLabel();
            if (molecularTypePattern.getParticipantMatchLabel() != null) {
                particleMolecularTypePattern.setMatchLabel(participantMatchLabel);
            }
            for (MolecularComponentPattern molecularComponentPattern : molecularTypePattern.getComponentPatternList()) {
                MolecularComponent molecularComponent = molecularComponentPattern.getMolecularComponent();
                ParticleMolecularComponent particleMolecularComponent = particleMolecularType.getMolecularComponent(molecularComponent.getName());
                ParticleMolecularComponentPattern particleMolecularComponentPattern = new ParticleMolecularComponentPattern(particleMolecularComponent);
                ComponentStatePattern componentState = molecularComponentPattern.getComponentStatePattern();
                if (componentState != null) {
                    if (componentState.isAny()) {
                        ParticleComponentStatePattern pcsp = new ParticleComponentStatePattern();
                        particleMolecularComponentPattern.setComponentStatePattern(pcsp);
                    } else {
                        String name = componentState.getComponentStateDefinition().getName();
                        ParticleComponentStateDefinition pcsd = particleMolecularComponent.getComponentStateDefinition(name);
                        // ParticleComponentStateDefinition pcsd = new ParticleComponentStateDefinition(componentState.getComponentStateDefinition().getName());
                        // particleMolecularComponent.addComponentStateDefinition(pcsd);
                        ParticleComponentStatePattern pcsp = new ParticleComponentStatePattern(pcsd);
                        particleMolecularComponentPattern.setComponentStatePattern(pcsp);
                    }
                } else {
                    ParticleComponentStatePattern pcsp = new ParticleComponentStatePattern();
                    particleMolecularComponentPattern.setComponentStatePattern(pcsp);
                }
                switch(molecularComponentPattern.getBondType()) {
                    case Specified:
                        {
                            particleMolecularComponentPattern.setBondType(ParticleBondType.Specified);
                            particleMolecularComponentPattern.setBondId(molecularComponentPattern.getBondId());
                            break;
                        }
                    case Exists:
                        {
                            particleMolecularComponentPattern.setBondType(ParticleBondType.Exists);
                            particleMolecularComponentPattern.setBondId(-1);
                            break;
                        }
                    case None:
                        {
                            particleMolecularComponentPattern.setBondType(ParticleBondType.None);
                            particleMolecularComponentPattern.setBondId(-1);
                            break;
                        }
                    case Possible:
                        {
                            particleMolecularComponentPattern.setBondType(ParticleBondType.Possible);
                            particleMolecularComponentPattern.setBondId(-1);
                            break;
                        }
                }
                particleMolecularTypePattern.addMolecularComponentPattern(particleMolecularComponentPattern);
            }
            volumeParticleSpeciesPattern.addMolecularTypePattern(particleMolecularTypePattern);
        }
        String speciesPatternVCML = volumeParticleSpeciesPattern.getVCML("tempName");
        VolumeParticleSpeciesPattern uniqueVolumeParticleSpeciesPattern = speciesPatternVCMLMap.get(speciesPatternVCML);
        if (uniqueVolumeParticleSpeciesPattern == null) {
            speciesPatternVCMLMap.put(speciesPatternVCML, volumeParticleSpeciesPattern);
            speciesPatternName = TokenMangler.getNextEnumeratedToken(speciesPatternName);
            speciesPatternMap.put(speciesPattern, volumeParticleSpeciesPattern);
        } else {
            speciesPatternMap.put(speciesPattern, uniqueVolumeParticleSpeciesPattern);
        }
    }
    return speciesPatternMap;
}

Example 57 with Structure

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

the class RulebasedMathMapping method refreshMathDescription.

/**
 * This method was created in VisualAge.
 */
@Override
protected void refreshMathDescription() throws MappingException, MatrixException, MathException, ExpressionException, ModelException {
    // use local variable instead of using getter all the time.
    SimulationContext simContext = getSimulationContext();
    GeometryClass geometryClass = simContext.getGeometry().getGeometrySpec().getSubVolumes()[0];
    Domain domain = new Domain(geometryClass);
    // local structure mapping list
    StructureMapping[] structureMappings = simContext.getGeometryContext().getStructureMappings();
    // We have to check if all the reactions are able to transform to stochastic jump processes before generating the math.
    String stochChkMsg = simContext.getModel().isValidForStochApp();
    if (!(stochChkMsg.equals(""))) {
        throw new ModelException("Problem updating math description: " + simContext.getName() + "\n" + stochChkMsg);
    }
    simContext.checkValidity();
    // 
    if (simContext.getGeometry().getDimension() > 0) {
        throw new MappingException("rule-based particle math mapping not implemented for spatial geometry - dimension >= 1");
    }
    // 
    for (int i = 0; i < structureMappings.length; i++) {
        if (structureMappings[i] instanceof MembraneMapping) {
            if (((MembraneMapping) structureMappings[i]).getCalculateVoltage()) {
                throw new MappingException("electric potential not yet supported for particle models");
            }
        }
    }
    // 
    // fail if any events
    // 
    BioEvent[] bioEvents = simContext.getBioEvents();
    if (bioEvents != null && bioEvents.length > 0) {
        throw new MappingException("events not yet supported for particle-based models");
    }
    // 
    // verify that all structures are mapped to subvolumes and all subvolumes are mapped to a structure
    // 
    Structure[] structures = simContext.getGeometryContext().getModel().getStructures();
    for (int i = 0; i < structures.length; i++) {
        StructureMapping sm = simContext.getGeometryContext().getStructureMapping(structures[i]);
        if (sm == null || (sm instanceof FeatureMapping && ((FeatureMapping) sm).getGeometryClass() == null)) {
            throw new MappingException("model structure '" + structures[i].getName() + "' not mapped to a geometry subVolume");
        }
        if (sm != null && (sm instanceof MembraneMapping) && ((MembraneMapping) sm).getVolumeFractionParameter() != null) {
            Expression volFractExp = ((MembraneMapping) sm).getVolumeFractionParameter().getExpression();
            try {
                if (volFractExp != null) {
                    double volFract = volFractExp.evaluateConstant();
                    if (volFract >= 1.0) {
                        throw new MappingException("model structure '" + (getSimulationContext().getModel().getStructureTopology().getInsideFeature(((MembraneMapping) sm).getMembrane()).getName() + "' has volume fraction >= 1.0"));
                    }
                }
            } catch (ExpressionException e) {
                e.printStackTrace(System.out);
            }
        }
    }
    SubVolume[] subVolumes = simContext.getGeometryContext().getGeometry().getGeometrySpec().getSubVolumes();
    for (int i = 0; i < subVolumes.length; i++) {
        Structure[] mappedStructures = simContext.getGeometryContext().getStructuresFromGeometryClass(subVolumes[i]);
        if (mappedStructures == null || mappedStructures.length == 0) {
            throw new MappingException("geometry subVolume '" + subVolumes[i].getName() + "' not mapped from a model structure");
        }
    }
    // 
    // gather only those reactionRules that are not "excluded"
    // 
    ArrayList<ReactionRule> rrList = new ArrayList<ReactionRule>();
    for (ReactionRuleSpec reactionRuleSpec : simContext.getReactionContext().getReactionRuleSpecs()) {
        if (!reactionRuleSpec.isExcluded()) {
            rrList.add(reactionRuleSpec.getReactionRule());
        }
    }
    // 
    for (ReactionRule reactionRule : rrList) {
        UnresolvedParameter[] unresolvedParameters = reactionRule.getKineticLaw().getUnresolvedParameters();
        if (unresolvedParameters != null && unresolvedParameters.length > 0) {
            StringBuffer buffer = new StringBuffer();
            for (int j = 0; j < unresolvedParameters.length; j++) {
                if (j > 0) {
                    buffer.append(", ");
                }
                buffer.append(unresolvedParameters[j].getName());
            }
            throw new MappingException("In Application '" + simContext.getName() + "', " + reactionRule.getDisplayType() + " '" + reactionRule.getName() + "' contains unresolved identifier(s): " + buffer);
        }
    }
    // 
    // create new MathDescription (based on simContext's previous MathDescription if possible)
    // 
    MathDescription oldMathDesc = simContext.getMathDescription();
    mathDesc = null;
    if (oldMathDesc != null) {
        if (oldMathDesc.getVersion() != null) {
            mathDesc = new MathDescription(oldMathDesc.getVersion());
        } else {
            mathDesc = new MathDescription(oldMathDesc.getName());
        }
    } else {
        mathDesc = new MathDescription(simContext.getName() + "_generated");
    }
    // 
    // temporarily place all variables in a hashtable (before binding) and discarding duplicates
    // 
    VariableHash varHash = new VariableHash();
    // 
    // conversion factors
    // 
    Model model = simContext.getModel();
    varHash.addVariable(new Constant(getMathSymbol(model.getKMOLE(), null), getIdentifierSubstitutions(model.getKMOLE().getExpression(), model.getKMOLE().getUnitDefinition(), null)));
    varHash.addVariable(new Constant(getMathSymbol(model.getN_PMOLE(), null), getIdentifierSubstitutions(model.getN_PMOLE().getExpression(), model.getN_PMOLE().getUnitDefinition(), null)));
    varHash.addVariable(new Constant(getMathSymbol(model.getPI_CONSTANT(), null), getIdentifierSubstitutions(model.getPI_CONSTANT().getExpression(), model.getPI_CONSTANT().getUnitDefinition(), null)));
    varHash.addVariable(new Constant(getMathSymbol(model.getFARADAY_CONSTANT(), null), getIdentifierSubstitutions(model.getFARADAY_CONSTANT().getExpression(), model.getFARADAY_CONSTANT().getUnitDefinition(), null)));
    varHash.addVariable(new Constant(getMathSymbol(model.getFARADAY_CONSTANT_NMOLE(), null), getIdentifierSubstitutions(model.getFARADAY_CONSTANT_NMOLE().getExpression(), model.getFARADAY_CONSTANT_NMOLE().getUnitDefinition(), null)));
    varHash.addVariable(new Constant(getMathSymbol(model.getGAS_CONSTANT(), null), getIdentifierSubstitutions(model.getGAS_CONSTANT().getExpression(), model.getGAS_CONSTANT().getUnitDefinition(), null)));
    varHash.addVariable(new Constant(getMathSymbol(model.getTEMPERATURE(), null), getIdentifierSubstitutions(new Expression(simContext.getTemperatureKelvin()), model.getTEMPERATURE().getUnitDefinition(), null)));
    Enumeration<SpeciesContextMapping> enum1 = getSpeciesContextMappings();
    while (enum1.hasMoreElements()) {
        SpeciesContextMapping scm = enum1.nextElement();
        if (scm.getVariable() instanceof StochVolVariable) {
            varHash.addVariable(scm.getVariable());
        }
    }
    // deals with model parameters
    ModelParameter[] modelParameters = simContext.getModel().getModelParameters();
    for (int j = 0; j < modelParameters.length; j++) {
        Expression expr = getSubstitutedExpr(modelParameters[j].getExpression(), true, false);
        expr = getIdentifierSubstitutions(expr, modelParameters[j].getUnitDefinition(), geometryClass);
        varHash.addVariable(newFunctionOrConstant(getMathSymbol(modelParameters[j], geometryClass), expr, geometryClass));
    }
    // added July 2009, ElectricalStimulusParameter electric mapping tab
    ElectricalStimulus[] elecStimulus = simContext.getElectricalStimuli();
    if (elecStimulus.length > 0) {
        throw new MappingException("Modles with electrophysiology are not supported for stochastic applications.");
    }
    for (int j = 0; j < structureMappings.length; j++) {
        if (structureMappings[j] instanceof MembraneMapping) {
            MembraneMapping memMapping = (MembraneMapping) structureMappings[j];
            Parameter initialVoltageParm = memMapping.getInitialVoltageParameter();
            try {
                Expression exp = initialVoltageParm.getExpression();
                exp.evaluateConstant();
                varHash.addVariable(newFunctionOrConstant(getMathSymbol(memMapping.getMembrane().getMembraneVoltage(), memMapping.getGeometryClass()), getIdentifierSubstitutions(memMapping.getInitialVoltageParameter().getExpression(), memMapping.getInitialVoltageParameter().getUnitDefinition(), memMapping.getGeometryClass()), memMapping.getGeometryClass()));
            } catch (ExpressionException e) {
                e.printStackTrace(System.out);
                throw new MappingException("Membrane initial voltage: " + initialVoltageParm.getName() + " cannot be evaluated as constant.");
            }
        }
    }
    // 
    for (ReactionRule reactionRule : rrList) {
        // if (reactionRule.getKineticLaw() instanceof LumpedKinetics){
        // throw new RuntimeException("Lumped Kinetics not yet supported for RuleBased Modeling");
        // }
        LocalParameter[] parameters = reactionRule.getKineticLaw().getLocalParameters();
        for (LocalParameter parameter : parameters) {
            // 
            if ((parameter.getRole() == RbmKineticLawParameterType.RuleRate)) {
                continue;
            }
            // 
            if (!reactionRule.isReversible() && parameter.getRole() == RbmKineticLawParameterType.MassActionReverseRate) {
                continue;
            }
            Expression expr = getSubstitutedExpr(parameter.getExpression(), true, false);
            varHash.addVariable(newFunctionOrConstant(getMathSymbol(parameter, geometryClass), getIdentifierSubstitutions(expr, parameter.getUnitDefinition(), geometryClass), geometryClass));
        }
    }
    // the parameter "Size" is already put into mathsymbolmapping in refreshSpeciesContextMapping()
    for (int i = 0; i < structureMappings.length; i++) {
        StructureMapping sm = structureMappings[i];
        StructureMapping.StructureMappingParameter parm = sm.getParameterFromRole(StructureMapping.ROLE_Size);
        if (parm.getExpression() != null) {
            try {
                double value = parm.getExpression().evaluateConstant();
                varHash.addVariable(new Constant(getMathSymbol(parm, sm.getGeometryClass()), new Expression(value)));
            } catch (ExpressionException e) {
                // varHash.addVariable(new Function(getMathSymbol0(parm,sm),getIdentifierSubstitutions(parm.getExpression(),parm.getUnitDefinition(),sm)));
                e.printStackTrace(System.out);
                throw new MappingException("Size of structure:" + sm.getNameScope().getName() + " cannot be evaluated as constant.");
            }
        }
    }
    SpeciesContextSpec[] speciesContextSpecs = getSimulationContext().getReactionContext().getSpeciesContextSpecs();
    addInitialConditions(domain, speciesContextSpecs, varHash);
    // 
    if (simContext.getGeometryContext().getGeometry() != null) {
        try {
            mathDesc.setGeometry(simContext.getGeometryContext().getGeometry());
        } catch (java.beans.PropertyVetoException e) {
            e.printStackTrace(System.out);
            throw new MappingException("failure setting geometry " + e.getMessage());
        }
    } else {
        throw new MappingException("Geometry must be defined in Application " + simContext.getName());
    }
    // 
    // create subDomains
    // 
    SubVolume subVolume = simContext.getGeometry().getGeometrySpec().getSubVolumes()[0];
    SubDomain subDomain = new CompartmentSubDomain(subVolume.getName(), 0);
    mathDesc.addSubDomain(subDomain);
    // 
    // define all molecules and unique species patterns (add molecules to mathDesc and speciesPatterns to varHash).
    // 
    HashMap<SpeciesPattern, VolumeParticleSpeciesPattern> speciesPatternMap = addSpeciesPatterns(domain, rrList);
    HashSet<VolumeParticleSpeciesPattern> uniqueParticleSpeciesPatterns = new HashSet<>(speciesPatternMap.values());
    for (VolumeParticleSpeciesPattern volumeParticleSpeciesPattern : uniqueParticleSpeciesPatterns) {
        varHash.addVariable(volumeParticleSpeciesPattern);
    }
    // 
    // define observables (those explicitly declared and those corresponding to seed species.
    // 
    List<ParticleObservable> observables = addObservables(geometryClass, domain, speciesPatternMap);
    for (ParticleObservable particleObservable : observables) {
        varHash.addVariable(particleObservable);
    }
    try {
        addParticleJumpProcesses(varHash, geometryClass, subDomain, speciesPatternMap);
    } catch (PropertyVetoException e1) {
        e1.printStackTrace();
        throw new MappingException(e1.getMessage(), e1);
    }
    // 
    for (int i = 0; i < fieldMathMappingParameters.length; i++) {
        if (fieldMathMappingParameters[i] instanceof UnitFactorParameter || fieldMathMappingParameters[i] instanceof ObservableConcentrationParameter) {
            varHash.addVariable(newFunctionOrConstant(getMathSymbol(fieldMathMappingParameters[i], geometryClass), getIdentifierSubstitutions(fieldMathMappingParameters[i].getExpression(), fieldMathMappingParameters[i].getUnitDefinition(), geometryClass), fieldMathMappingParameters[i].getGeometryClass()));
        }
    }
    // 
    // set Variables to MathDescription all at once with the order resolved by "VariableHash"
    // 
    mathDesc.setAllVariables(varHash.getAlphabeticallyOrderedVariables());
    // 
    for (SpeciesContext sc : model.getSpeciesContexts()) {
        if (!sc.hasSpeciesPattern()) {
            throw new MappingException("species " + sc.getName() + " has no molecular pattern");
        }
        VolumeParticleSpeciesPattern volumeParticleSpeciesPattern = speciesPatternMap.get(sc.getSpeciesPattern());
        ArrayList<ParticleInitialCondition> particleInitialConditions = new ArrayList<ParticleProperties.ParticleInitialCondition>();
        // initial conditions from scs
        SpeciesContextSpec scs = simContext.getReactionContext().getSpeciesContextSpec(sc);
        Parameter initialCountParameter = scs.getInitialCountParameter();
        Expression e = getIdentifierSubstitutions(new Expression(initialCountParameter, getNameScope()), initialCountParameter.getUnitDefinition(), geometryClass);
        particleInitialConditions.add(new ParticleInitialConditionCount(e, new Expression(0.0), new Expression(0.0), new Expression(0.0)));
        ParticleProperties particleProperies = new ParticleProperties(volumeParticleSpeciesPattern, new Expression(0.0), new Expression(0.0), new Expression(0.0), new Expression(0.0), particleInitialConditions);
        subDomain.addParticleProperties(particleProperies);
    }
    // 
    for (int i = 0; i < fieldMathMappingParameters.length; i++) {
        if (fieldMathMappingParameters[i] instanceof UnitFactorParameter) {
            Variable variable = newFunctionOrConstant(getMathSymbol(fieldMathMappingParameters[i], geometryClass), getIdentifierSubstitutions(fieldMathMappingParameters[i].getExpression(), fieldMathMappingParameters[i].getUnitDefinition(), geometryClass), fieldMathMappingParameters[i].getGeometryClass());
            if (mathDesc.getVariable(variable.getName()) == null) {
                mathDesc.addVariable(variable);
            }
        }
        if (fieldMathMappingParameters[i] instanceof ObservableConcentrationParameter) {
            Variable variable = newFunctionOrConstant(getMathSymbol(fieldMathMappingParameters[i], geometryClass), getIdentifierSubstitutions(fieldMathMappingParameters[i].getExpression(), fieldMathMappingParameters[i].getUnitDefinition(), geometryClass), fieldMathMappingParameters[i].getGeometryClass());
            if (mathDesc.getVariable(variable.getName()) == null) {
                mathDesc.addVariable(variable);
            }
        }
    }
    if (!mathDesc.isValid()) {
        System.out.println(mathDesc.getVCML_database());
        throw new MappingException("generated an invalid mathDescription: " + mathDesc.getWarning());
    }
}

Example 58 with Structure

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

the class BNGExecutorServiceMultipass method preprocessInput.

// parse the compartmental bngl file and produce the "trick"
// where each molecule has an extra Site with the compartments as possible States
// a reserved name will be used for this Site
// 
private String preprocessInput(String cBngInputString) throws ParseException, PropertyVetoException, ExpressionBindingException {
    // take the cBNGL file (as string), parse it to recover the rules (we'll need them later)
    // and create the bngl string with the extra, fake site for the compartments
    BioModel bioModel = new BioModel(null);
    bioModel.setName("BngBioModel");
    model = new Model("model");
    bioModel.setModel(model);
    model.createFeature();
    simContext = bioModel.addNewSimulationContext("BioNetGen app", SimulationContext.Application.NETWORK_DETERMINISTIC);
    List<SimulationContext> appList = new ArrayList<SimulationContext>();
    appList.add(simContext);
    // set convention for initial conditions in generated application for seed species (concentration or count)
    BngUnitSystem bngUnitSystem = new BngUnitSystem(BngUnitOrigin.DEFAULT);
    InputStream is = new ByteArrayInputStream(cBngInputString.getBytes());
    BufferedReader br = new BufferedReader(new InputStreamReader(is));
    ASTModel astModel = RbmUtils.importBnglFile(br);
    if (astModel.hasCompartments()) {
        Structure struct = model.getStructure(0);
        if (struct != null) {
            try {
                model.removeStructure(struct);
            } catch (PropertyVetoException e) {
                e.printStackTrace();
            }
        }
    }
    BnglObjectConstructionVisitor constructionVisitor = null;
    constructionVisitor = new BnglObjectConstructionVisitor(model, appList, bngUnitSystem, true);
    astModel.jjtAccept(constructionVisitor, model.getRbmModelContainer());
    int numCompartments = model.getStructures().length;
    if (numCompartments == 0) {
        throw new RuntimeException("No structure present in the bngl file.");
    } else if (numCompartments == 1) {
        // for single compartment we don't need the 'trick'
        compartmentMode = CompartmentMode.hide;
    } else {
        compartmentMode = CompartmentMode.asSite;
    }
    // extract all polymer observables for special treatment at the end
    for (RbmObservable oo : model.getRbmModelContainer().getObservableList()) {
        if (oo.getSequence() == RbmObservable.Sequence.PolymerLengthEqual) {
            polymerEqualObservables.add(oo);
        } else if (oo.getSequence() == RbmObservable.Sequence.PolymerLengthGreater) {
            polymerGreaterObservables.add(oo);
        }
    }
    for (RbmObservable oo : polymerEqualObservables) {
        model.getRbmModelContainer().removeObservable(oo);
    }
    for (RbmObservable oo : polymerGreaterObservables) {
        model.getRbmModelContainer().removeObservable(oo);
    }
    // replace all reversible rules with 2 direct rules
    List<ReactionRule> newRRList = new ArrayList<>();
    for (ReactionRule rr : model.getRbmModelContainer().getReactionRuleList()) {
        if (rr.isReversible()) {
            ReactionRule rr1 = ReactionRule.deriveDirectRule(rr);
            newRRList.add(rr1);
            ReactionRule rr2 = ReactionRule.deriveInverseRule(rr);
            newRRList.add(rr2);
        } else {
            newRRList.add(rr);
        }
        model.getRbmModelContainer().removeReactionRule(rr);
    }
    // model.getRbmModelContainer().getReactionRuleList().clear();
    model.getRbmModelContainer().setReactionRules(newRRList);
    StringWriter bnglStringWriter = new StringWriter();
    PrintWriter writer = new PrintWriter(bnglStringWriter);
    writer.println(RbmNetworkGenerator.BEGIN_MODEL);
    writer.println();
    // RbmNetworkGenerator.writeCompartments(writer, model, null);
    RbmNetworkGenerator.writeParameters(writer, model.getRbmModelContainer(), false);
    RbmNetworkGenerator.writeMolecularTypes(writer, model, compartmentMode);
    RbmNetworkGenerator.writeSpeciesSortedAlphabetically(writer, model, simContext, compartmentMode);
    RbmNetworkGenerator.writeObservables(writer, model.getRbmModelContainer(), compartmentMode);
    // RbmNetworkGenerator.writeFunctions(writer, rbmModelContainer, ignoreFunctions);
    RbmNetworkGenerator.writeReactions(writer, model.getRbmModelContainer(), null, false, compartmentMode);
    writer.println(RbmNetworkGenerator.END_MODEL);
    writer.println();
    // we parse the real numbers from the bngl file provided by the caller, the nc in the simContext has the default ones
    NetworkConstraints realNC = extractNetworkConstraints(cBngInputString);
    simContext.getNetworkConstraints().setMaxMoleculesPerSpecies(realNC.getMaxMoleculesPerSpecies());
    simContext.getNetworkConstraints().setMaxIteration(realNC.getMaxIteration());
    RbmNetworkGenerator.generateNetworkEx(1, simContext.getNetworkConstraints().getMaxMoleculesPerSpecies(), writer, model.getRbmModelContainer(), simContext, NetworkGenerationRequirements.AllowTruncatedStandardTimeout);
    String sInputString = bnglStringWriter.toString();
    return sInputString;
}

Example 59 with Structure

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

the class ModelOptimizationSpec method calculateTimeDependentModelObjects.

/**
 * Insert the method's description here.
 * Creation date: (11/29/2005 5:10:51 PM)
 * @return cbit.vcell.parser.SymbolTableEntry[]
 */
public static SymbolTableEntry[] calculateTimeDependentModelObjects(SimulationContext simulationContext) {
    Graph digraph = new Graph();
    // 
    // add time
    // 
    Model model = simulationContext.getModel();
    Node timeNode = new Node("t", model.getTIME());
    digraph.addNode(timeNode);
    // 
    // add all species concentrations (that are not fixed with a constant initial condition).
    // 
    SpeciesContextSpec[] scs = simulationContext.getReactionContext().getSpeciesContextSpecs();
    for (int i = 0; scs != null && i < scs.length; i++) {
        SpeciesContextSpecParameter initParam = scs[i].getInitialConditionParameter();
        Expression iniExp = initParam == null ? null : initParam.getExpression();
        if (!scs[i].isConstant() || (iniExp != null && !iniExp.isNumeric())) {
            String speciesContextScopedName = scs[i].getSpeciesContext().getNameScope().getAbsoluteScopePrefix() + scs[i].getSpeciesContext().getName();
            Node speciesContextNode = new Node(speciesContextScopedName, scs[i].getSpeciesContext());
            digraph.addNode(speciesContextNode);
            digraph.addEdge(new Edge(speciesContextNode, timeNode));
        }
    }
    // 
    // add all model (global) parameters that are not simple constants
    // 
    ModelParameter[] modelParams = model.getModelParameters();
    for (int i = 0; modelParams != null && i < modelParams.length; i++) {
        Expression exp = modelParams[i].getExpression();
        if (exp != null) {
            String[] symbols = exp.getSymbols();
            if (symbols != null && symbols.length > 0) {
                // 
                // add parameter to graph as a node (if not already there).
                // 
                String parameterScopedName = modelParams[i].getNameScope().getAbsoluteScopePrefix() + modelParams[i].getName();
                Node parameterNode = digraph.getNode(parameterScopedName);
                if (parameterNode == null) {
                    parameterNode = new Node(parameterScopedName, modelParams[i]);
                    digraph.addNode(parameterNode);
                }
                // 
                for (int k = 0; symbols != null && k < symbols.length; k++) {
                    SymbolTableEntry ste = exp.getSymbolBinding(symbols[k]);
                    if (ste == null) {
                        throw new RuntimeException("Error, symbol '" + symbols[k] + "' not bound in parameter '" + modelParams[i].getName() + "'");
                    }
                    String symbolScopedName = ste.getNameScope().getAbsoluteScopePrefix() + ste.getName();
                    Node symbolNode = digraph.getNode(symbolScopedName);
                    if (symbolNode == null) {
                        symbolNode = new Node(symbolScopedName, ste);
                        digraph.addNode(symbolNode);
                    }
                    digraph.addEdge(new Edge(parameterNode, symbolNode));
                }
            }
        }
    }
    // 
    // add all reaction parameters that are not simple constants
    // 
    ReactionStep[] reactionSteps = model.getReactionSteps();
    for (int i = 0; reactionSteps != null && i < reactionSteps.length; i++) {
        Parameter[] parameters = reactionSteps[i].getKinetics().getKineticsParameters();
        for (int j = 0; parameters != null && j < parameters.length; j++) {
            Expression exp = parameters[j].getExpression();
            if (exp != null) {
                String[] symbols = exp.getSymbols();
                if (symbols != null && symbols.length > 0) {
                    // 
                    // add parameter to graph as a node (if not already there).
                    // 
                    String parameterScopedName = parameters[j].getNameScope().getAbsoluteScopePrefix() + parameters[j].getName();
                    Node parameterNode = digraph.getNode(parameterScopedName);
                    if (parameterNode == null) {
                        parameterNode = new Node(parameterScopedName, parameters[j]);
                        digraph.addNode(parameterNode);
                    }
                    // 
                    for (int k = 0; symbols != null && k < symbols.length; k++) {
                        SymbolTableEntry ste = exp.getSymbolBinding(symbols[k]);
                        if (ste == null) {
                            throw new RuntimeException("Error, symbol '" + symbols[k] + "' not bound in parameter '" + parameters[j].getName() + "'");
                        }
                        String symbolScopedName = ste.getNameScope().getAbsoluteScopePrefix() + ste.getName();
                        Node symbolNode = digraph.getNode(symbolScopedName);
                        if (symbolNode == null) {
                            symbolNode = new Node(symbolScopedName, ste);
                            digraph.addNode(symbolNode);
                        }
                        digraph.addEdge(new Edge(parameterNode, symbolNode));
                    }
                }
            }
        }
    }
    // 
    for (Structure structure : model.getStructures()) {
        if (structure instanceof Membrane && ((MembraneMapping) simulationContext.getGeometryContext().getStructureMapping(structure)).getCalculateVoltage()) {
            MembraneVoltage membraneVoltage = ((Membrane) structure).getMembraneVoltage();
            String membraneVoltageScopedName = membraneVoltage.getNameScope().getAbsoluteScopePrefix() + membraneVoltage.getName();
            Node membraneVoltageNode = digraph.getNode(membraneVoltageScopedName);
            if (membraneVoltageNode == null) {
                membraneVoltageNode = new Node(membraneVoltageScopedName, membraneVoltage);
                digraph.addNode(membraneVoltageNode);
            }
            digraph.addEdge(new Edge(membraneVoltageNode, timeNode));
        }
    }
    Node[] timeDependentNodes = digraph.getDigraphAttractorSet(timeNode);
    SymbolTableEntry[] steArray = new SymbolTableEntry[timeDependentNodes.length];
    for (int i = 0; i < steArray.length; i++) {
        steArray[i] = (SymbolTableEntry) timeDependentNodes[i].getData();
    }
    return steArray;
}

Example 60 with Structure

use of cbit.vcell.model.Structure 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]);
}