Examples with MathMapping_4_8 cbit.vcell.mapping.vcell_4_8.MathMapping_4_8 used on opensource projects

Example 1 with MathMapping_4_8

use of cbit.vcell.mapping.vcell_4_8.MathMapping_4_8 in project vcell by virtualcell.

the class MathVerifier method testMathGeneration.

public MathGenerationResults testMathGeneration(KeyValue simContextKey) throws SQLException, ObjectNotFoundException, DataAccessException, XmlParseException, MappingException, MathException, MatrixException, ExpressionException, ModelException, PropertyVetoException {
    User adminUser = new User(PropertyLoader.ADMINISTRATOR_ACCOUNT, new org.vcell.util.document.KeyValue(PropertyLoader.ADMINISTRATOR_ID));
    if (lg.isTraceEnabled())
        lg.trace("Testing SimContext with key '" + simContextKey + "'");
    // get biomodel refs
    java.sql.Connection con = null;
    java.sql.Statement stmt = null;
    con = conFactory.getConnection(new Object());
    cbit.vcell.modeldb.BioModelSimContextLinkTable bmscTable = cbit.vcell.modeldb.BioModelSimContextLinkTable.table;
    cbit.vcell.modeldb.BioModelTable bmTable = cbit.vcell.modeldb.BioModelTable.table;
    cbit.vcell.modeldb.UserTable userTable = cbit.vcell.modeldb.UserTable.table;
    String sql = "SELECT " + bmscTable.bioModelRef.getQualifiedColName() + "," + bmTable.ownerRef.getQualifiedColName() + "," + userTable.userid.getQualifiedColName() + " FROM " + bmscTable.getTableName() + "," + bmTable.getTableName() + "," + userTable.getTableName() + " WHERE " + bmscTable.simContextRef.getQualifiedColName() + " = " + simContextKey + " AND " + bmTable.id.getQualifiedColName() + " = " + bmscTable.bioModelRef.getQualifiedColName() + " AND " + bmTable.ownerRef.getQualifiedColName() + " = " + userTable.id.getQualifiedColName();
    ArrayList<KeyValue> bioModelKeys = new ArrayList<KeyValue>();
    stmt = con.createStatement();
    User owner = null;
    try {
        ResultSet rset = stmt.executeQuery(sql);
        while (rset.next()) {
            KeyValue key = new KeyValue(rset.getBigDecimal(bmscTable.bioModelRef.getUnqualifiedColName()));
            bioModelKeys.add(key);
            KeyValue ownerRef = new KeyValue(rset.getBigDecimal(bmTable.ownerRef.getUnqualifiedColName()));
            String userid = rset.getString(userTable.userid.getUnqualifiedColName());
            owner = new User(userid, ownerRef);
        }
    } finally {
        if (stmt != null) {
            stmt.close();
        }
        con.close();
    }
    // use the first biomodel...
    if (bioModelKeys.size() == 0) {
        throw new RuntimeException("zombie simContext ... no biomodels");
    }
    BioModelInfo bioModelInfo = dbServerImpl.getBioModelInfo(owner, bioModelKeys.get(0));
    // 
    // read in the BioModel from the database
    // 
    BigString bioModelXML = dbServerImpl.getBioModelXML(owner, bioModelInfo.getVersion().getVersionKey());
    BioModel bioModelFromDB = XmlHelper.XMLToBioModel(new XMLSource(bioModelXML.toString()));
    BioModel bioModelNewMath = XmlHelper.XMLToBioModel(new XMLSource(bioModelXML.toString()));
    bioModelFromDB.refreshDependencies();
    bioModelNewMath.refreshDependencies();
    // 
    // get all Simulations for this model
    // 
    Simulation[] modelSimsFromDB = bioModelFromDB.getSimulations();
    // 
    // ---> only for the SimContext we started with...
    // recompute mathDescription, and verify it is equivalent
    // then check each associated simulation to ensure math overrides are applied in an equivalent manner also.
    // 
    SimulationContext[] simContextsFromDB = bioModelFromDB.getSimulationContexts();
    SimulationContext[] simContextsNewMath = bioModelNewMath.getSimulationContexts();
    SimulationContext simContextFromDB = null;
    SimulationContext simContextNewMath = null;
    for (int k = 0; k < simContextsFromDB.length; k++) {
        // find it...
        if (simContextsFromDB[k].getKey().equals(simContextKey)) {
            simContextFromDB = simContextsFromDB[k];
            simContextNewMath = simContextsNewMath[k];
            break;
        }
    }
    if (simContextFromDB == null) {
        throw new RuntimeException("BioModel referred to by this SimContext does not contain this SimContext");
    } else {
        MathDescription origMathDesc = simContextFromDB.getMathDescription();
        // 
        try {
            if (simContextNewMath.getGeometry().getDimension() > 0 && simContextNewMath.getGeometry().getGeometrySurfaceDescription().getGeometricRegions() == null) {
                simContextNewMath.getGeometry().getGeometrySurfaceDescription().updateAll();
            }
        } catch (Exception e) {
            e.printStackTrace(System.out);
        }
        // 
        // updated mathDescription loaded into copy of bioModel, then test for equivalence.
        // 
        cbit.vcell.mapping.MathMapping mathMapping = simContextNewMath.createNewMathMapping();
        MathDescription mathDesc_latest = mathMapping.getMathDescription();
        MathMapping_4_8 mathMapping_4_8 = new MathMapping_4_8(simContextNewMath);
        MathDescription mathDesc_4_8 = mathMapping_4_8.getMathDescription();
        String issueString = null;
        org.vcell.util.Issue[] issues = mathMapping.getIssues();
        if (issues != null && issues.length > 0) {
            StringBuffer buffer = new StringBuffer("Issues(" + issues.length + "):\n");
            for (int l = 0; l < issues.length; l++) {
                buffer.append(" <<" + issues[l].toString() + ">>\n");
            }
            issueString = buffer.toString();
        }
        simContextNewMath.setMathDescription(mathDesc_latest);
        MathCompareResults mathCompareResults_latest = MathDescription.testEquivalency(SimulationSymbolTable.createMathSymbolTableFactory(), origMathDesc, mathDesc_latest);
        MathCompareResults mathCompareResults_4_8 = null;
        try {
            mathCompareResults_4_8 = MathDescription.testEquivalency(SimulationSymbolTable.createMathSymbolTableFactory(), origMathDesc, mathDesc_4_8);
        } catch (Exception e) {
            e.printStackTrace(System.out);
            mathCompareResults_4_8 = new MathCompareResults(Decision.MathDifferent_FAILURE_UNKNOWN, e.getMessage());
        }
        return new MathGenerationResults(bioModelFromDB, simContextFromDB, origMathDesc, mathDesc_latest, mathCompareResults_latest, mathDesc_4_8, mathCompareResults_4_8);
    }
}

Example 2 with MathMapping_4_8

use of cbit.vcell.mapping.vcell_4_8.MathMapping_4_8 in project vcell by virtualcell.

the class MathVerifier method checkMathForBioModel.

private void checkMathForBioModel(BigString bioModelXMLFromDB, BioModel bioModelFromDB, User user, boolean bUpdateDatabase) throws Exception {
    BioModel bioModelNewMath = XmlHelper.XMLToBioModel(new XMLSource(bioModelXMLFromDB.toString()));
    bioModelFromDB.refreshDependencies();
    bioModelNewMath.refreshDependencies();
    // 
    // get all Simulations for this model
    // 
    Simulation[] modelSimsFromDB = bioModelFromDB.getSimulations();
    // 
    // for each application, recompute mathDescription, and verify it is equivalent
    // then check each associated simulation to ensure math overrides are applied in an equivalent manner also.
    // 
    SimulationContext[] simContextsFromDB = bioModelFromDB.getSimulationContexts();
    SimulationContext[] simContextsNewMath = bioModelNewMath.getSimulationContexts();
    for (int k = 0; k < simContextsFromDB.length; k++) {
        SimulationContext simContextFromDB = simContextsFromDB[k];
        Simulation[] appSimsFromDB = simContextFromDB.getSimulations();
        SimulationContext simContextNewMath = simContextsNewMath[k];
        Simulation[] appSimsNewMath = simContextNewMath.getSimulations();
        MathCompareResults mathCompareResults_latest = null;
        MathCompareResults mathCompareResults_4_8 = null;
        try {
            MathDescription origMathDesc = simContextFromDB.getMathDescription();
            // 
            // find out if any simulation belonging to this Application has data
            // 
            boolean bApplicationHasData = false;
            for (int l = 0; l < modelSimsFromDB.length; l++) {
                SimulationStatusPersistent simulationStatus = dbServerImpl.getSimulationStatus(modelSimsFromDB[l].getKey());
                if (simulationStatus != null && simulationStatus.getHasData()) {
                    bApplicationHasData = true;
                }
            }
            // 
            try {
                if (simContextNewMath.getGeometry().getDimension() > 0 && simContextNewMath.getGeometry().getGeometrySurfaceDescription().getGeometricRegions() == null) {
                    simContextNewMath.getGeometry().getGeometrySurfaceDescription().updateAll();
                }
            } catch (Exception e) {
                e.printStackTrace(System.out);
            }
            // 
            // updated mathdescription loaded into copy of biomodel, then test for equivalence.
            // 
            cbit.vcell.mapping.MathMapping mathMapping = simContextNewMath.createNewMathMapping();
            MathDescription newMathDesc = mathMapping.getMathDescription();
            String issueString = null;
            org.vcell.util.Issue[] issues = mathMapping.getIssues();
            if (issues != null && issues.length > 0) {
                StringBuffer buffer = new StringBuffer("Issues(" + issues.length + "):");
                for (int l = 0; l < issues.length; l++) {
                    buffer.append(" <<" + issues[l].toString() + ">>");
                }
                issueString = buffer.toString();
            }
            MathCompareResults testIfSameResult = cbit.vcell.math.MathUtilities.testIfSame(SimulationSymbolTable.createMathSymbolTableFactory(), origMathDesc, newMathDesc);
            mathCompareResults_latest = MathDescription.testEquivalency(SimulationSymbolTable.createMathSymbolTableFactory(), origMathDesc, newMathDesc);
            System.out.println(">>>BioModel(" + bioModelFromDB.getVersion().getVersionKey() + ") '" + bioModelFromDB.getName() + "':" + bioModelFromDB.getVersion().getDate() + ", Application(" + simContextFromDB.getKey() + ") '" + simContextFromDB.getName() + "' <<EQUIV=" + mathCompareResults_latest.isEquivalent() + ">>: " + mathCompareResults_latest.toDatabaseStatus());
            MathDescription mathDesc_4_8 = null;
            try {
                mathDesc_4_8 = new MathMapping_4_8(simContextNewMath).getMathDescription();
                mathCompareResults_4_8 = MathDescription.testEquivalency(SimulationSymbolTable.createMathSymbolTableFactory(), origMathDesc, mathDesc_4_8);
            } catch (Exception e) {
                e.printStackTrace(System.out);
                mathCompareResults_4_8 = new MathCompareResults(Decision.MathDifferent_FAILURE_UNKNOWN, e.getMessage());
            }
            simContextNewMath.setMathDescription(newMathDesc);
            // 
            if (bUpdateDatabase) {
                java.sql.Connection con = null;
                java.sql.Statement stmt = null;
                try {
                    con = conFactory.getConnection(new Object());
                    stmt = con.createStatement();
                    // KeyValue mathKey = origMathDesc.getKey();
                    String UPDATESTATUS = "UPDATE " + SimContextStat2Table.table.getTableName() + " SET " + SimContextStat2Table.table.hasData.getUnqualifiedColName() + " = " + ((bApplicationHasData) ? (1) : (0)) + ", " + SimContextStat2Table.table.equiv.getUnqualifiedColName() + " = " + (mathCompareResults_latest.isEquivalent() ? (1) : (0)) + ", " + SimContextStat2Table.table.status.getUnqualifiedColName() + " = '" + org.vcell.util.TokenMangler.getSQLEscapedString(mathCompareResults_latest.toDatabaseStatus(), 255) + "', " + SimContextStat2Table.table.equiv_4_8.getUnqualifiedColName() + " = " + (mathCompareResults_4_8.isEquivalent() ? (1) : (0)) + ", " + SimContextStat2Table.table.status_4_8.getUnqualifiedColName() + " = '" + org.vcell.util.TokenMangler.getSQLEscapedString(mathCompareResults_4_8.toDatabaseStatus(), 255) + "'" + // ((issueString!=null)?(", "+SimContextStat2Table.table.comments.getUnqualifiedColName()+" = '"+org.vcell.util.TokenMangler.getSQLEscapedString(issueString,255)+"'"):(""))+
                    " WHERE " + SimContextStat2Table.table.simContextRef.getUnqualifiedColName() + " = " + simContextFromDB.getKey();
                    int numRowsChanged = stmt.executeUpdate(UPDATESTATUS);
                    if (numRowsChanged != 1) {
                        System.out.println("failed to update status");
                    }
                    con.commit();
                    if (lg.isTraceEnabled())
                        lg.trace("-------------- Update=true, saved 'newMath' for Application '" + simContextFromDB.getName() + "'");
                } catch (SQLException e) {
                    lg.error(e.getMessage(), e);
                    if (lg.isWarnEnabled())
                        lg.warn("*&*&*&*&*&*&*& Update=true, FAILED TO UPDATE MATH for Application '" + simContextFromDB.getName() + "'");
                } finally {
                    if (stmt != null) {
                        stmt.close();
                    }
                    con.close();
                }
            }
        } catch (Throwable e) {
            // exception in SimContext
            lg.error(e.getMessage(), e);
            if (bUpdateDatabase) {
                java.sql.Connection con = null;
                java.sql.Statement stmt = null;
                try {
                    con = conFactory.getConnection(new Object());
                    stmt = con.createStatement();
                    // KeyValue mathKey = origMathDesc.getKey();
                    String UPDATESTATUS = "UPDATE " + SimContextStat2Table.table.getTableName() + " SET " + SimContextStat2Table.table.status.getUnqualifiedColName() + " = 'EXCEPTION: " + org.vcell.util.TokenMangler.getSQLEscapedString(e.toString()) + "'" + " WHERE " + SimContextStat2Table.table.simContextRef.getUnqualifiedColName() + " = " + simContextFromDB.getKey();
                    int numRowsChanged = stmt.executeUpdate(UPDATESTATUS);
                    if (numRowsChanged != 1) {
                        System.out.println("failed to update status with exception");
                    }
                    con.commit();
                    if (lg.isTraceEnabled())
                        lg.trace("-------------- Update=true, saved exception for Application '" + simContextFromDB.getName() + "'");
                } catch (SQLException e2) {
                    lg.error(e2.getMessage(), e2);
                    if (lg.isWarnEnabled())
                        lg.warn("*&*&*&*&*&*&*& Update=true, FAILED TO save exception status for Application '" + simContextFromDB.getName() + "'");
                } finally {
                    if (stmt != null) {
                        stmt.close();
                    }
                    con.close();
                }
            }
        }
        // 
        for (int l = 0; l < appSimsFromDB.length; l++) {
            try {
                boolean bSimEquivalent = Simulation.testEquivalency(appSimsNewMath[l], appSimsFromDB[l], mathCompareResults_latest);
                if (lg.isTraceEnabled())
                    lg.trace("Application(" + simContextFromDB.getKey() + ") '" + simContextFromDB.getName() + "', " + "Simulation(" + modelSimsFromDB[l].getKey() + ") '" + modelSimsFromDB[l].getName() + "':" + modelSimsFromDB[l].getVersion().getDate() + "mathEquivalency=" + mathCompareResults_latest.isEquivalent() + ", simEquivalency=" + bSimEquivalent);
                // 
                if (bUpdateDatabase) {
                    java.sql.Connection con = null;
                    java.sql.Statement stmt = null;
                    try {
                        con = conFactory.getConnection(new Object());
                        stmt = con.createStatement();
                        String UPDATESTATUS = "UPDATE " + SimStatTable.table.getTableName() + " SET " + SimStatTable.table.equiv.getUnqualifiedColName() + " = " + ((bSimEquivalent) ? (1) : (0)) + ", " + SimStatTable.table.status.getUnqualifiedColName() + " = '" + org.vcell.util.TokenMangler.getSQLEscapedString(mathCompareResults_latest.decision.description) + "'" + " WHERE " + SimStatTable.table.simRef.getUnqualifiedColName() + " = " + appSimsFromDB[l].getKey();
                        int numRowsChanged = stmt.executeUpdate(UPDATESTATUS);
                        if (numRowsChanged != 1) {
                            System.out.println("failed to update status");
                        }
                        con.commit();
                        if (lg.isTraceEnabled())
                            lg.trace("-------------- Update=true, saved 'simulation status for simulation '" + appSimsFromDB[l].getName() + "'");
                    } catch (SQLException e) {
                        lg.error(e.getMessage(), e);
                        if (lg.isWarnEnabled())
                            lg.warn("*&*&*&*&*&*&*& Update=true, FAILED TO UPDATE status for simulation '" + appSimsFromDB[l].getName() + "'");
                    } finally {
                        if (stmt != null) {
                            stmt.close();
                        }
                        con.close();
                    }
                }
            } catch (Throwable e) {
                // exception in SimContext
                lg.error(e.getMessage(), e);
                if (bUpdateDatabase) {
                    java.sql.Connection con = null;
                    java.sql.Statement stmt = null;
                    try {
                        con = conFactory.getConnection(new Object());
                        stmt = con.createStatement();
                        // KeyValue mathKey = origMathDesc.getKey();
                        String UPDATESTATUS = "UPDATE " + SimStatTable.table.getTableName() + " SET " + SimStatTable.table.status.getUnqualifiedColName() + " = 'EXCEPTION: " + org.vcell.util.TokenMangler.getSQLEscapedString(e.toString()) + "'" + " WHERE " + SimStatTable.table.simRef.getUnqualifiedColName() + " = " + appSimsFromDB[l].getKey();
                        int numRowsChanged = stmt.executeUpdate(UPDATESTATUS);
                        if (numRowsChanged != 1) {
                            System.out.println("failed to update status with exception");
                        }
                        con.commit();
                        if (lg.isTraceEnabled())
                            lg.trace("-------------- Update=true, saved exception for Simulation '" + appSimsFromDB[l].getName() + "'");
                    } catch (SQLException e2) {
                        lg.error(e2.getMessage(), e2);
                        if (lg.isWarnEnabled())
                            lg.warn("*&*&*&*&*&*&*& Update=true, FAILED TO save exception status for simulation '" + appSimsFromDB[l].getName() + "'");
                    } finally {
                        if (stmt != null) {
                            stmt.close();
                        }
                        con.close();
                    }
                }
            }
        }
    }
}

Example 3 with MathMapping_4_8

use of cbit.vcell.mapping.vcell_4_8.MathMapping_4_8 in project vcell by virtualcell.

the class ServerDocumentManager method saveBioModel.

/**
 * Insert the method's description here.
 * Creation date: (10/28/00 12:08:30 AM)
 */
public String saveBioModel(QueryHashtable dbc, User user, String bioModelXML, String newName, String[] independentSims) throws DataAccessException, java.sql.SQLException, java.beans.PropertyVetoException, MappingException, cbit.vcell.xml.XmlParseException {
    long start = System.currentTimeMillis();
    // 
    // this invokes "update" on the database layer
    // 
    BioModel bioModel = XmlHelper.XMLToBioModel(new XMLSource(bioModelXML));
    forceDeepDirtyIfForeign(user, bioModel);
    boolean isSaveAsNew = true;
    // 
    if (newName != null) {
        try {
            bioModel.setName(newName);
        } catch (java.beans.PropertyVetoException e) {
            e.printStackTrace(System.out);
            throw new DataAccessException("couldn't set new name for BioModel: " + e.getMessage());
        }
    } else {
        isSaveAsNew = false;
    }
    Version oldVersion = bioModel.getVersion();
    BioModel origBioModel = null;
    if (oldVersion != null) {
        try {
            String origBioModelXML = getBioModelXML(dbc, user, oldVersion.getVersionKey(), false);
            origBioModel = XmlHelper.XMLToBioModel(new XMLSource(origBioModelXML));
        } catch (ObjectNotFoundException nfe) {
            if (isSaveAsNew) {
                User foceClearVersionUser = new User("foceClearVersionUser", new KeyValue("0"));
                forceDeepDirtyIfForeign(foceClearVersionUser, bioModel);
            } else {
                throw new DataAccessException("Stored model has been changed or removed, please use 'Save As..'");
            }
        }
    }
    boolean bSomethingChanged = false;
    // 
    // verify that there are no orphaned Simulations (that belonged to Applications that have null mathDescriptions ... incomplete mappings)
    // 
    // the workspace is responsible for cleaning up Simulations
    // 
    {
        Simulation[] sims = bioModel.getSimulations();
        SimulationContext[] scs = bioModel.getSimulationContexts();
        for (int i = 0; sims != null && i < sims.length; i++) {
            boolean bFound = false;
            for (int j = 0; scs != null && j < scs.length; j++) {
                if (scs[j].getMathDescription() == sims[i].getMathDescription()) {
                    bFound = true;
                }
            }
            if (!bFound) {
                throw new RuntimeException("Error: Simulation " + sims[i].getName() + " cannot be saved, no Application exists with same MathDescription");
            }
        }
    }
    // 
    // UPDATE AND SUBSTITUTE FROM BOTTOM UP
    // 
    // Image->Geometry
    // Geometry->SimContext,MathDescription
    // MathDescription->Simulation,SimulationContext
    // Model->BioModel
    // Simulation->BioModel
    // SimContext->BioModel
    // VCMetaData->BioModel
    // 
    Simulation[] simArray = bioModel.getSimulations();
    SimulationContext[] scArray = bioModel.getSimulationContexts();
    // Hashtable mathEquivHash = new Hashtable();
    long roundtripTimer = 0;
    long l1 = 0;
    long l2 = 0;
    // 
    // for each image (anywhere in document):
    // save if necessary (only once) and store saved instance in hashTable
    // 
    Hashtable<Versionable, Versionable> memoryToDatabaseHash = new Hashtable<Versionable, Versionable>();
    for (int i = 0; scArray != null && i < scArray.length; i++) {
        VCImage memoryImage = scArray[i].getGeometry().getGeometrySpec().getImage();
        if (memoryImage != null) {
            if (!memoryToDatabaseHash.containsKey(memoryImage)) {
                // 
                // didn't evaluate this image yet.
                // 
                // defaults to unchanged
                memoryToDatabaseHash.put(memoryImage, memoryImage);
                if (memoryImage.getKey() != null && memoryImage.getVersion().getName().equals(memoryImage.getName())) {
                    // 
                    // if image had previously been saved, not been forced 'dirty', and name not changed
                    // compare with original image to see if "update" is required.
                    // 
                    VCImage databaseImage = null;
                    if (origBioModel != null) {
                        for (int j = 0; j < origBioModel.getNumSimulationContexts(); j++) {
                            VCImage origImage = origBioModel.getSimulationContext(j).getGeometry().getGeometrySpec().getImage();
                            if (origImage != null && origImage.getKey().equals(memoryImage.getKey())) {
                                databaseImage = origImage;
                            }
                        }
                    }
                    if (databaseImage == null) {
                        // 
                        // saved image not found in origBioModel (too bad), get from database.
                        // 
                        l1 = System.currentTimeMillis();
                        databaseImage = dbServer.getDBTopLevel().getVCImage(dbc, user, memoryImage.getKey(), false);
                        l2 = System.currentTimeMillis();
                        roundtripTimer += l2 - l1;
                    }
                    if (databaseImage != null && !databaseImage.compareEqual(memoryImage)) {
                        KeyValue updatedImageKey = dbServer.getDBTopLevel().updateVersionable(user, memoryImage, false, true);
                        l1 = System.currentTimeMillis();
                        VCImage updatedImage = dbServer.getDBTopLevel().getVCImage(dbc, user, updatedImageKey, false);
                        l2 = System.currentTimeMillis();
                        roundtripTimer += l2 - l1;
                        memoryToDatabaseHash.put(memoryImage, updatedImage);
                        bSomethingChanged = true;
                    }
                } else {
                    // 
                    // Image hasn't been saved, has been renamed, or has been forced 'dirty'
                    // insert it with a unique name
                    // 
                    int count = 0;
                    fixNullImageName(memoryImage);
                    while (dbServer.getDBTopLevel().isNameUsed(user, VersionableType.VCImage, memoryImage.getName(), true)) {
                        try {
                            memoryImage.setName(TokenMangler.getNextRandomToken(memoryImage.getName()));
                        } catch (java.beans.PropertyVetoException e) {
                            e.printStackTrace(System.out);
                        }
                        if (count++ > 5) {
                            throw new DataAccessException("failed to find unique image name '" + memoryImage.getName() + "' is last name tried");
                        }
                    }
                    KeyValue updatedImageKey = dbServer.getDBTopLevel().insertVersionable(user, memoryImage, memoryImage.getName(), false, true);
                    l1 = System.currentTimeMillis();
                    VCImage updatedImage = dbServer.getDBTopLevel().getVCImage(dbc, user, updatedImageKey, false);
                    l2 = System.currentTimeMillis();
                    roundtripTimer += l2 - l1;
                    memoryToDatabaseHash.put(memoryImage, updatedImage);
                    bSomethingChanged = true;
                }
            }
        }
    }
    // 
    for (int i = 0; scArray != null && i < scArray.length; i++) {
        Geometry memoryGeometry = scArray[i].getGeometry();
        if (!memoryToDatabaseHash.containsKey(memoryGeometry)) {
            // 
            // didn't evaluate this geometry yet.
            // 
            // defaults to unchanged
            memoryToDatabaseHash.put(memoryGeometry, memoryGeometry);
            boolean bMustSaveGeometry = false;
            VCImage geometryImage = memoryGeometry.getGeometrySpec().getImage();
            if (geometryImage != null && memoryToDatabaseHash.get(geometryImage) != geometryImage) {
                // 
                // image had changed and was saved, load saved image into geometry and force a save of this geometry.
                // 
                memoryGeometry.getGeometrySpec().setImage((VCImage) memoryToDatabaseHash.get(geometryImage));
                geometryImage = (VCImage) memoryToDatabaseHash.get(geometryImage);
                bMustSaveGeometry = true;
            }
            if (memoryGeometry.getKey() != null && memoryGeometry.getVersion().getName().equals(memoryGeometry.getName())) {
                if (!bMustSaveGeometry) {
                    // 
                    // if geometry had previously been saved, not been forced 'dirty', and name not changed
                    // compare with original geometry to see if "update" is required.
                    // 
                    Geometry databaseGeometry = null;
                    if (origBioModel != null) {
                        for (int j = 0; j < origBioModel.getNumSimulationContexts(); j++) {
                            Geometry origGeometry = origBioModel.getSimulationContext(j).getGeometry();
                            if (origGeometry != null && origGeometry.getKey().equals(memoryGeometry.getKey())) {
                                databaseGeometry = origGeometry;
                            }
                        }
                    }
                    if (databaseGeometry == null) {
                        // 
                        // saved geometry not found in origBioModel (too bad), get from database.
                        // 
                        l1 = System.currentTimeMillis();
                        databaseGeometry = dbServer.getDBTopLevel().getGeometry(dbc, user, memoryGeometry.getKey(), false);
                        l2 = System.currentTimeMillis();
                        roundtripTimer += l2 - l1;
                    }
                    if (databaseGeometry != null && !databaseGeometry.compareEqual(memoryGeometry)) {
                        bMustSaveGeometry = true;
                    }
                    if (!bMustSaveGeometry && memoryGeometry.getDimension() > 0) {
                        GeometrySurfaceDescription geomSurfDescr = memoryGeometry.getGeometrySurfaceDescription();
                        SurfaceClass[] surfClassArr = geomSurfDescr.getSurfaceClasses();
                        for (int j = 0; surfClassArr != null && j < surfClassArr.length; j++) {
                            if (surfClassArr[j].getKey() == null) {
                                bMustSaveGeometry = true;
                                break;
                            }
                        }
                    }
                }
                if (bMustSaveGeometry) {
                    KeyValue updatedImageKey = (geometryImage != null) ? (geometryImage.getKey()) : (null);
                    KeyValue updatedGeometryKey = dbServer.getDBTopLevel().updateVersionable(dbc, user, memoryGeometry, updatedImageKey, false, true);
                    l1 = System.currentTimeMillis();
                    Geometry updatedGeometry = dbServer.getDBTopLevel().getGeometry(dbc, user, updatedGeometryKey, false);
                    l2 = System.currentTimeMillis();
                    roundtripTimer += l2 - l1;
                    memoryToDatabaseHash.put(memoryGeometry, updatedGeometry);
                    bSomethingChanged = true;
                }
            } else {
                // 
                // Geometry hasn't been saved, has been renamed, or has been forced 'dirty'
                // insert it with a unique name
                // 
                int count = 0;
                while (dbServer.getDBTopLevel().isNameUsed(user, VersionableType.Geometry, memoryGeometry.getName(), true)) {
                    try {
                        memoryGeometry.setName(TokenMangler.getNextRandomToken(memoryGeometry.getName()));
                    } catch (java.beans.PropertyVetoException e) {
                        e.printStackTrace(System.out);
                    }
                    if (count++ > 5) {
                        throw new DataAccessException("failed to find unique geometry name '" + memoryGeometry.getName() + "' is last name tried");
                    }
                }
                KeyValue updatedImageKey = (geometryImage != null) ? (geometryImage.getKey()) : (null);
                KeyValue updatedGeometryKey = dbServer.getDBTopLevel().insertVersionable(dbc, user, memoryGeometry, updatedImageKey, memoryGeometry.getName(), false, true);
                l1 = System.currentTimeMillis();
                Geometry updatedGeometry = dbServer.getDBTopLevel().getGeometry(dbc, user, updatedGeometryKey, false);
                l2 = System.currentTimeMillis();
                roundtripTimer += l2 - l1;
                memoryToDatabaseHash.put(memoryGeometry, updatedGeometry);
                bSomethingChanged = true;
            }
        }
    }
    // 
    // for each MathDescription in document:
    // substitute saved geometry's into SimulationContext and
    // save SimulationContext if necessary (only once) and store saved instance in hashtable.
    // 
    Hashtable<MathDescription, MathCompareResults> mathEquivalencyHash = new Hashtable<MathDescription, MathCompareResults>();
    for (int i = 0; scArray != null && i < scArray.length; i++) {
        MathDescription memoryMathDescription = scArray[i].getMathDescription();
        if (!memoryToDatabaseHash.containsKey(memoryMathDescription)) {
            // 
            // didn't evaluate this SimulationContext yet.
            // 
            // defaults to unchanged
            memoryToDatabaseHash.put(memoryMathDescription, memoryMathDescription);
            boolean bMustSaveMathDescription = false;
            Geometry scGeometry = memoryMathDescription.getGeometry();
            if (scGeometry != null && memoryToDatabaseHash.get(scGeometry) != scGeometry) {
                // 
                // geometry had changed and was saved, load saved geometry into SimulationContext (and it's MathDescription) and force a save of this SimulationContext.
                // 
                memoryMathDescription.setGeometry((Geometry) memoryToDatabaseHash.get(scGeometry));
                bMustSaveMathDescription = true;
            }
            MathDescription databaseMathDescription = null;
            if (memoryMathDescription.getKey() != null) {
                // 
                if (origBioModel != null) {
                    for (int j = 0; j < origBioModel.getNumSimulationContexts(); j++) {
                        MathDescription math = origBioModel.getSimulationContext(j).getMathDescription();
                        if (math.getKey().equals(memoryMathDescription.getKey())) {
                            databaseMathDescription = math;
                        }
                    }
                }
                if (databaseMathDescription == null) {
                    // 
                    // saved mathDescription not found in origBioModel (too bad), get from database.
                    // 
                    l1 = System.currentTimeMillis();
                    databaseMathDescription = dbServer.getDBTopLevel().getMathDescription(dbc, user, memoryMathDescription.getKey());
                    l2 = System.currentTimeMillis();
                    roundtripTimer += l2 - l1;
                }
                if (databaseMathDescription != null && !databaseMathDescription.compareEqual(memoryMathDescription)) {
                    bMustSaveMathDescription = true;
                }
            } else {
                bMustSaveMathDescription = true;
            }
            if (bMustSaveMathDescription) {
                MathCompareResults mathCompareResults = null;
                if (databaseMathDescription != null) {
                    try {
                        mathCompareResults = MathDescription.testEquivalency(SimulationSymbolTable.createMathSymbolTableFactory(), memoryMathDescription, databaseMathDescription);
                        if (mathCompareResults != null && !mathCompareResults.isEquivalent() && (mathCompareResults.decision.equals(Decision.MathDifferent_DIFFERENT_NUMBER_OF_VARIABLES) || mathCompareResults.decision.equals(Decision.MathDifferent_VARIABLE_NOT_FOUND_AS_FUNCTION))) {
                            // 
                            // if there is a different number of variables or cannot find variables by name (even considering change of state variables)
                            // then try the VCell 4.8 generated math.
                            // 
                            MathDescription mathDesc_4_8 = new MathMapping_4_8(scArray[i]).getMathDescription();
                            mathCompareResults = MathDescription.testEquivalency(SimulationSymbolTable.createMathSymbolTableFactory(), mathDesc_4_8, databaseMathDescription);
                        }
                    } catch (Exception e) {
                        e.printStackTrace(System.out);
                        mathCompareResults = new MathCompareResults(Decision.MathDifferent_FAILURE_UNKNOWN, "Exception: '" + e.getMessage() + "'");
                        System.out.println("FAILED TO COMPARE THE FOLLOWING MATH DESCRIPTIONS");
                        try {
                            System.out.println("MemoryMathDescription:\n" + ((memoryMathDescription != null) ? (memoryMathDescription.getVCML_database()) : ("null")));
                            System.out.println("DatabaseMathDescription:\n" + ((databaseMathDescription != null) ? (databaseMathDescription.getVCML_database()) : ("null")));
                        } catch (Exception e2) {
                            System.out.println("couldn't print math descriptions");
                        }
                    }
                } else {
                    mathCompareResults = new MathCompareResults(Decision.MathDifferent_NOT_SAVED);
                }
                // 
                // MathDescription hasn't been saved, has been renamed, or has been forced 'dirty'
                // insert it with a any name (doens't have to be unique ... mathDescription is not a top-level versionable).
                // 
                KeyValue updatedGeometryKey = memoryMathDescription.getGeometry().getKey();
                KeyValue updatedMathDescriptionKey = null;
                if (memoryMathDescription.getVersion() != null && memoryMathDescription.getVersion().getName().equals(memoryMathDescription.getName())) {
                    updatedMathDescriptionKey = dbServer.getDBTopLevel().updateVersionable(user, memoryMathDescription, updatedGeometryKey, false, true);
                } else {
                    updatedMathDescriptionKey = dbServer.getDBTopLevel().insertVersionable(user, memoryMathDescription, updatedGeometryKey, memoryMathDescription.getName(), false, true);
                }
                l1 = System.currentTimeMillis();
                MathDescription updatedMathDescription = dbServer.getDBTopLevel().getMathDescription(dbc, user, updatedMathDescriptionKey);
                l2 = System.currentTimeMillis();
                roundtripTimer += l2 - l1;
                memoryToDatabaseHash.put(memoryMathDescription, updatedMathDescription);
                mathEquivalencyHash.put(updatedMathDescription, mathCompareResults);
                bSomethingChanged = true;
            } else {
                mathEquivalencyHash.put(memoryMathDescription, new MathCompareResults(Decision.MathEquivalent_SAME_MATHDESC_AS_IN_DB));
            }
        }
    }
    // 
    // update physiology
    // 
    {
        Model memoryModel = bioModel.getModel();
        // preload with unchanged.
        memoryToDatabaseHash.put(memoryModel, memoryModel);
        if (memoryModel.getKey() != null && memoryModel.getVersion().getName().equals(memoryModel.getName())) {
            // 
            // if Model had previously been saved, not been forced 'dirty', and name not changed
            // compare with original Model to see if "update" is required.
            // 
            Model databaseModel = null;
            if (origBioModel != null) {
                if (origBioModel.getModel().getKey().equals(memoryModel.getKey())) {
                    databaseModel = origBioModel.getModel();
                }
            }
            if (databaseModel == null) {
                // 
                // saved model not found in origBioModel (too bad), get from database.
                // 
                l1 = System.currentTimeMillis();
                databaseModel = dbServer.getDBTopLevel().getModel(dbc, user, memoryModel.getKey());
                l2 = System.currentTimeMillis();
                roundtripTimer += l2 - l1;
            }
            if (databaseModel != null && !databaseModel.compareEqual(memoryModel)) {
                KeyValue updatedModelKey = dbServer.getDBTopLevel().updateVersionable(user, memoryModel, false, true);
                l1 = System.currentTimeMillis();
                Model updatedModel = dbServer.getDBTopLevel().getModel(dbc, user, updatedModelKey);
                l2 = System.currentTimeMillis();
                roundtripTimer += l2 - l1;
                memoryToDatabaseHash.put(memoryModel, updatedModel);
                bSomethingChanged = true;
            }
        } else {
            // 
            // Model hasn't been saved, has been renamed, or has been forced 'dirty'
            // insert it with a any name (doens't have to be unique ... mathDescription is not a top-level versionable).
            // 
            KeyValue updatedModelKey = dbServer.getDBTopLevel().insertVersionable(user, memoryModel, memoryModel.getName(), false, true);
            l1 = System.currentTimeMillis();
            Model updatedModel = dbServer.getDBTopLevel().getModel(dbc, user, updatedModelKey);
            l2 = System.currentTimeMillis();
            roundtripTimer += l2 - l1;
            memoryToDatabaseHash.put(memoryModel, updatedModel);
            bSomethingChanged = true;
        }
    }
    // 
    for (int i = 0; scArray != null && i < scArray.length; i++) {
        SimulationContext memorySimContext = scArray[i];
        if (!memoryToDatabaseHash.containsKey(memorySimContext)) {
            // 
            // didn't evaluate this SimulationContext yet.
            // 
            // defaults to unchanged
            memoryToDatabaseHash.put(memorySimContext, memorySimContext);
            boolean bMustSaveSimContext = false;
            Geometry scGeometry = memorySimContext.getGeometry();
            if (scGeometry != null && memoryToDatabaseHash.get(scGeometry) != scGeometry) {
                // 
                // geometry had changed and was saved, load saved geometry into SimulationContext (and force a save)
                // 
                memorySimContext.setGeometry((Geometry) memoryToDatabaseHash.get(scGeometry));
                bMustSaveSimContext = true;
            }
            MathDescription scMathDescription = memorySimContext.getMathDescription();
            if (scMathDescription != null && memoryToDatabaseHash.get(scMathDescription) != scMathDescription) {
                // 
                // mathDescription had changed and was saved, load saved mathDescription into SimulationContext (and force a save)
                // 
                memorySimContext.setMathDescription((MathDescription) memoryToDatabaseHash.get(scMathDescription));
                bMustSaveSimContext = true;
            }
            Model scModel = memorySimContext.getModel();
            if (scModel != null && memoryToDatabaseHash.get(scModel) != scModel) {
                // 
                // model had changed and was saved, load saved model into SimulationContext (and force a save)
                // 
                memorySimContext.setModel((Model) memoryToDatabaseHash.get(scModel));
                bMustSaveSimContext = true;
            }
            if (memorySimContext.getKey() != null && memorySimContext.getVersion().getName().equals(memorySimContext.getName())) {
                if (!bMustSaveSimContext) {
                    // 
                    // if SimulationContext had previously been saved, not been forced 'dirty', and name not changed
                    // compare with original SimulationContext to see if "update" is required.
                    // 
                    SimulationContext databaseSimContext = null;
                    if (origBioModel != null) {
                        for (int j = 0; j < origBioModel.getNumSimulationContexts(); j++) {
                            if (origBioModel.getSimulationContext(j).getKey().equals(memorySimContext.getKey())) {
                                databaseSimContext = origBioModel.getSimulationContext(j);
                            }
                        }
                    }
                    if (databaseSimContext == null) {
                        // 
                        // saved geometry not found in origBioModel (too bad), get from database.
                        // 
                        l1 = System.currentTimeMillis();
                        databaseSimContext = dbServer.getDBTopLevel().getSimulationContext(dbc, user, memorySimContext.getKey());
                        l2 = System.currentTimeMillis();
                        roundtripTimer += l2 - l1;
                    }
                    if (databaseSimContext != null && !databaseSimContext.compareEqual(memorySimContext)) {
                        bMustSaveSimContext = true;
                    }
                }
                if (bMustSaveSimContext) {
                    KeyValue updatedGeometryKey = memorySimContext.getGeometry().getKey();
                    KeyValue updatedMathDescriptionKey = memorySimContext.getMathDescription().getKey();
                    Model updatedModel = memorySimContext.getModel();
                    KeyValue updatedSimContextKey = dbServer.getDBTopLevel().updateVersionable(user, memorySimContext, updatedMathDescriptionKey, updatedModel, updatedGeometryKey, false, true);
                    l1 = System.currentTimeMillis();
                    SimulationContext updatedSimContext = dbServer.getDBTopLevel().getSimulationContext(dbc, user, updatedSimContextKey);
                    l2 = System.currentTimeMillis();
                    roundtripTimer += l2 - l1;
                    // 
                    // make sure mathDescription is a single reference (for this app and all of it's Simulations).
                    // 
                    updatedSimContext.setMathDescription((MathDescription) memorySimContext.getMathDescription());
                    memoryToDatabaseHash.put(memorySimContext, updatedSimContext);
                    bSomethingChanged = true;
                }
            } else {
                // 
                // SimulationContext hasn't been saved, has been renamed, or has been forced 'dirty'
                // 
                KeyValue updatedGeometryKey = memorySimContext.getGeometry().getKey();
                KeyValue updatedMathDescriptionKey = memorySimContext.getMathDescription().getKey();
                Model updatedModel = memorySimContext.getModel();
                KeyValue updatedSimContextKey = dbServer.getDBTopLevel().insertVersionable(user, memorySimContext, updatedMathDescriptionKey, updatedModel, updatedGeometryKey, memorySimContext.getName(), false, true);
                l1 = System.currentTimeMillis();
                SimulationContext updatedSimContext = dbServer.getDBTopLevel().getSimulationContext(dbc, user, updatedSimContextKey);
                l2 = System.currentTimeMillis();
                roundtripTimer += l2 - l1;
                // 
                // make sure mathDescription is a single reference (for this app and all of it's Simulations).
                // 
                updatedSimContext.setMathDescription((MathDescription) memorySimContext.getMathDescription());
                memoryToDatabaseHash.put(memorySimContext, updatedSimContext);
                bSomethingChanged = true;
            }
        }
    }
    // 
    for (int i = 0; simArray != null && i < simArray.length; i++) {
        Simulation memorySimulation = simArray[i];
        if (!memoryToDatabaseHash.containsKey(memorySimulation)) {
            // 
            // didn't evaluate this Simulation yet.
            // 
            // defaults to unchanged
            memoryToDatabaseHash.put(memorySimulation, memorySimulation);
            boolean bMustSaveSimulation = false;
            MathDescription simMathDescription = memorySimulation.getMathDescription();
            if (simMathDescription != null && memoryToDatabaseHash.get(simMathDescription) != simMathDescription) {
                if (memoryToDatabaseHash.get(simMathDescription) != null) {
                    // make sure mathDescription hasn't already propagated (newer math won't be in hashtable)
                    // 
                    // mathDescription had changed and was saved, load saved mathDescription into Simulation (and force a save)
                    // 
                    memorySimulation.setMathDescription((MathDescription) memoryToDatabaseHash.get(simMathDescription));
                    bMustSaveSimulation = true;
                }
            }
            Simulation databaseSimulation = null;
            // 
            if (memorySimulation.getKey() != null) {
                if (origBioModel != null) {
                    for (int j = 0; j < origBioModel.getNumSimulations(); j++) {
                        if (origBioModel.getSimulation(j).getKey().equals(memorySimulation.getKey())) {
                            databaseSimulation = origBioModel.getSimulation(j);
                        }
                    }
                }
                if (databaseSimulation == null) {
                    // 
                    // saved simulation not found in origBioModel (too bad), get from database.
                    // 
                    l1 = System.currentTimeMillis();
                    databaseSimulation = dbServer.getDBTopLevel().getSimulation(dbc, user, memorySimulation.getKey());
                    l2 = System.currentTimeMillis();
                    roundtripTimer += l2 - l1;
                }
                if (databaseSimulation != null) {
                    if (!memorySimulation.compareEqual(databaseSimulation)) {
                        bMustSaveSimulation = true;
                    }
                }
                if (!memorySimulation.getVersion().getName().equals(memorySimulation.getName())) {
                    // name was changed.
                    bMustSaveSimulation = true;
                }
            } else {
                // never been saved.
                bMustSaveSimulation = true;
            }
            if (bMustSaveSimulation) {
                boolean bMathematicallyEquivalent = false;
                if (databaseSimulation != null) {
                    // 
                    // if to be forced "independent", then set equivalent to false
                    // 
                    boolean bForceIndependent = false;
                    for (int j = 0; independentSims != null && j < independentSims.length; j++) {
                        if (independentSims[j].equals(memorySimulation.getName())) {
                            bForceIndependent = true;
                        }
                    }
                    // 
                    // check for math equivalency first
                    // 
                    MathCompareResults mathCompareResults = mathEquivalencyHash.get(memorySimulation.getMathDescription());
                    bMathematicallyEquivalent = !bForceIndependent && Simulation.testEquivalency(memorySimulation, databaseSimulation, mathCompareResults);
                    // 
                    if (bMathematicallyEquivalent) {
                        VCSimulationIdentifier vcSimulationIdentifier = databaseSimulation.getSimulationInfo().getAuthoritativeVCSimulationIdentifier();
                        SimulationStatusPersistent simStatus = dbServer.getSimulationStatus(vcSimulationIdentifier.getSimulationKey());
                        if (simStatus == null || !simStatus.getHasData()) {
                            bMathematicallyEquivalent = false;
                        }
                    }
                }
                KeyValue updatedMathDescriptionKey = memorySimulation.getMathDescription().getKey();
                KeyValue updatedSimulationKey = null;
                if (memorySimulation.getKey() != null && memorySimulation.getVersion().getName().equals(memorySimulation.getName())) {
                    // name not changed, update simulation (but pass in database Simulation to check for parent-equivalence)
                    updatedSimulationKey = dbServer.getDBTopLevel().updateVersionable(user, memorySimulation, updatedMathDescriptionKey, false, bMathematicallyEquivalent, true);
                } else {
                    // name changed, insert simulation (but pass in database Simulation to check for parent-equivalence)
                    updatedSimulationKey = dbServer.getDBTopLevel().insertVersionable(user, memorySimulation, updatedMathDescriptionKey, memorySimulation.getName(), false, bMathematicallyEquivalent, true);
                }
                l1 = System.currentTimeMillis();
                Simulation updatedSimulation = dbServer.getDBTopLevel().getSimulation(dbc, user, updatedSimulationKey);
                l2 = System.currentTimeMillis();
                roundtripTimer += l2 - l1;
                // 
                // make sure mathDescription is a single reference (for an app and all of it's Simulations).
                // 
                updatedSimulation.setMathDescription((MathDescription) memorySimulation.getMathDescription());
                memoryToDatabaseHash.put(memorySimulation, updatedSimulation);
                bSomethingChanged = true;
            }
        }
    }
    boolean bMustSaveVCMetaData = false;
    if (origBioModel != null) {
        // 
        // for the VCMetaData in the document:
        // save VCMetaData if necessary (only once) and store saved instance in hashtable.
        // 
        // The persisted VCMetaData doesn't have any foreign keys
        // (when annotating a simulation ... we don't point to the simulation,
        // we use the text-based VCID that is stored in URIBindingList in the XML serialization
        // 
        // Therefore, there are no additional dependencies that we have to update during the
        // incremental save and force propagation to save the VCMetaData.
        // 
        VCMetaData memoryVCMetaData = bioModel.getVCMetaData();
        VCMetaData databaseVCMetaData = origBioModel.getVCMetaData();
        // 
        if (databaseVCMetaData == null || !databaseVCMetaData.compareEquals(memoryVCMetaData)) {
            bMustSaveVCMetaData = true;
            bSomethingChanged = true;
        }
    }
    if (bSomethingChanged || origBioModel == null || !bioModel.compareEqual(origBioModel)) {
        // 
        // create new BioModelMetaData and save to server
        // 
        KeyValue modelKey = ((Model) memoryToDatabaseHash.get(bioModel.getModel())).getKey();
        KeyValue[] scKeys = new KeyValue[bioModel.getNumSimulationContexts()];
        for (int i = 0; i < bioModel.getNumSimulationContexts(); i++) {
            scKeys[i] = ((SimulationContext) memoryToDatabaseHash.get(bioModel.getSimulationContext(i))).getKey();
        }
        KeyValue[] simKeys = new KeyValue[bioModel.getNumSimulations()];
        for (int i = 0; i < bioModel.getNumSimulations(); i++) {
            simKeys[i] = ((Simulation) memoryToDatabaseHash.get(bioModel.getSimulation(i))).getKey();
        }
        // @TODO Add VC_METADATA table ... pointed to by VC_BIOMODEL (metadataref on delete cascade)
        // @TODO Write script to populate VC_METADATA from VC_MIRIAM
        // @TODO save VCMetaData from this BioModel into VC_METADATA .. stick in memoryToDatabaseHash
        // 
        BioModelMetaData bioModelMetaData = null;
        String vcMetaDataXML = XmlHelper.vcMetaDataToXML(bioModel.getVCMetaData(), bioModel);
        if (oldVersion == null) {
            bioModelMetaData = new BioModelMetaData(modelKey, scKeys, simKeys, vcMetaDataXML, bioModel.getName(), bioModel.getDescription());
        } else {
            bioModelMetaData = new BioModelMetaData(oldVersion, modelKey, scKeys, simKeys, vcMetaDataXML);
            if (!bioModel.getDescription().equals(oldVersion.getAnnot())) {
                try {
                    bioModelMetaData.setDescription(bioModel.getDescription());
                } catch (java.beans.PropertyVetoException e) {
                    e.printStackTrace(System.out);
                }
            }
        }
        // bioModelMetaData.setMIRIAMAnnotation(bioModel.getMIRIAMAnnotation());
        BioModelMetaData updatedBioModelMetaData = null;
        if (bioModel.getVersion() == null || !bioModel.getVersion().getName().equals(bioModel.getName())) {
            KeyValue updatedBioModelKey = dbServer.getDBTopLevel().insertVersionable(user, bioModelMetaData, null, /*hack*/
            bioModel.getName(), false, true);
            l1 = System.currentTimeMillis();
            updatedBioModelMetaData = dbServer.getDBTopLevel().getBioModelMetaData(dbc, user, updatedBioModelKey);
            l2 = System.currentTimeMillis();
            roundtripTimer += l2 - l1;
        } else {
            KeyValue updatedBioModelKey = dbServer.getDBTopLevel().updateVersionable(user, bioModelMetaData, null, /*hack*/
            false, true);
            l1 = System.currentTimeMillis();
            updatedBioModelMetaData = dbServer.getDBTopLevel().getBioModelMetaData(dbc, user, updatedBioModelKey);
            l2 = System.currentTimeMillis();
            roundtripTimer += l2 - l1;
        }
        // 
        // (THIS IS THE REALLY SCAREY PART...NOT GETTING A FRESH VIEW OF EVERYTING FROM THE DATABASE FOR CREATING THE XML)
        // 
        // bioModelXML = getBioModelXML(user,updatedBioModelMetaData.getVersion().getVersionKey());
        BioModel updatedBioModel = new BioModel(updatedBioModelMetaData.getVersion());
        // updatedBioModel.setMIRIAMAnnotation(updatedBioModelMetaData.getMIRIAMAnnotation());
        updatedBioModel.setModel((Model) memoryToDatabaseHash.get(bioModel.getModel()));
        for (int i = 0; i < bioModel.getNumSimulationContexts(); i++) {
            updatedBioModel.addSimulationContext((SimulationContext) memoryToDatabaseHash.get(bioModel.getSimulationContext(i)));
        }
        for (int i = 0; i < bioModel.getNumSimulations(); i++) {
            updatedBioModel.addSimulation((Simulation) memoryToDatabaseHash.get(bioModel.getSimulation(i)));
        }
        updatedBioModel.setVCMetaData(XmlHelper.xmlToVCMetaData(updatedBioModel.getVCMetaData(), updatedBioModel, vcMetaDataXML));
        // TODO must replace this with proper persistance.
        updatedBioModel.getPathwayModel().merge(bioModel.getPathwayModel());
        updatedBioModel.getRelationshipModel().merge(bioModel.getRelationshipModel());
        bioModelXML = cbit.vcell.xml.XmlHelper.bioModelToXML(updatedBioModel);
        dbServer.insertVersionableChildSummary(user, VersionableType.BioModelMetaData, updatedBioModel.getVersion().getVersionKey(), updatedBioModel.createBioModelChildSummary().toDatabaseSerialization());
        dbServer.insertVersionableXML(user, VersionableType.BioModelMetaData, updatedBioModel.getVersion().getVersionKey(), bioModelXML);
        System.out.println("------------------------------> Total time: " + ((double) (System.currentTimeMillis() - start)) / 1000);
        System.out.println("------------------------------> Time spent on roundtrip: " + ((double) roundtripTimer) / 1000);
        return bioModelXML;
    } else {
        System.out.println("------------------------------> Total time: " + ((double) (System.currentTimeMillis() - start)) / 1000);
        System.out.println("------------------------------> Time spent on roundtrip: " + ((double) roundtripTimer) / 1000);
        return bioModelXML;
    }
}