/** * * Creates an SBML model represented in "7.2 Example involving units" * in the SBML Level 2 Version 4 Specification. * */ private static SBMLDocument createExampleInvolvingUnits() { int level = Level; int version = Version; //--------------------------------------------------------------------------- // // Creates an SBMLDocument object // //--------------------------------------------------------------------------- SBMLDocument sbmlDoc = new SBMLDocument(level, version); // Adds the namespace for XHTML to the SBMLDocument object. We need this // because we will add notes to the model. (By default, the SBML document // created by SBMLDocument only declares the SBML XML namespace.) sbmlDoc.getNamespaces().add("http://www.w3.org/1999/xhtml", "xhtml"); //--------------------------------------------------------------------------- // // Creates a Model object inside the SBMLDocument object. // //--------------------------------------------------------------------------- Model model = sbmlDoc.createModel(); model.setId("unitsExample"); //--------------------------------------------------------------------------- // // Creates UnitDefinition objects inside the Model object. // //--------------------------------------------------------------------------- // Temporary pointers (reused more than once below). UnitDefinition unitdef; Unit unit; //--------------------------------------------------------------------------- // (UnitDefinition1) Creates an UnitDefinition object ("substance"). // // This has the effect of redefining the default unit of subtance for the // whole model. //--------------------------------------------------------------------------- unitdef = model.createUnitDefinition(); unitdef.setId("substance"); // Creates an Unit inside the UnitDefinition object unit = unitdef.createUnit(); unit.setKind(libsbml.UNIT_KIND_MOLE); unit.setScale(-3); //-------------------------------------------------------------------------------- // (UnitDefinition2) Creates an UnitDefinition object ("mmls") //-------------------------------------------------------------------------------- // Note that we can reuse the pointers 'unitdef' and 'unit' because the // actual UnitDefinition object (along with the Unit objects within it) // is already attached to the Model object. unitdef = model.createUnitDefinition(); unitdef.setId("mmls"); // Creates an Unit inside the UnitDefinition object ("mmls") unit = unitdef.createUnit(); unit.setKind(libsbml.UNIT_KIND_MOLE); unit.setScale(-3); // Creates an Unit inside the UnitDefinition object ("mmls") unit = unitdef.createUnit(); unit.setKind(libsbml.UNIT_KIND_LITRE); unit.setExponent(-1); // Creates an Unit inside the UnitDefinition object ("mmls") unit = unitdef.createUnit(); unit.setKind(libsbml.UNIT_KIND_SECOND); unit.setExponent(-1); //-------------------------------------------------------------------------------- // (UnitDefinition3) Creates an UnitDefinition object ("mml") //-------------------------------------------------------------------------------- unitdef = model.createUnitDefinition(); unitdef.setId("mml"); // Creates an Unit inside the UnitDefinition object ("mml") unit = unitdef.createUnit(); unit.setKind(libsbml.UNIT_KIND_MOLE); unit.setScale(-3); // Creates an Unit inside the UnitDefinition object ("mml") unit = unitdef.createUnit(); unit.setKind(libsbml.UNIT_KIND_LITRE); unit.setExponent(-1); //--------------------------------------------------------------------------- // // Creates a Compartment object inside the Model object. // //--------------------------------------------------------------------------- Compartment comp; string compName = "cell"; // Creates a Compartment object ("cell") comp = model.createCompartment(); comp.setId(compName); // Sets the "size" attribute of the Compartment object. // // The units of this Compartment object is the default SBML // units of volume (litre), and thus we don't have to explicitly invoke // setUnits("litre") function to set the default units. // comp.setSize(1); //--------------------------------------------------------------------------- // // Creates Species objects inside the Model object. // //--------------------------------------------------------------------------- // Temporary pointer (reused more than once below). Species sp; //--------------------------------------------------------------------------- // (Species1) Creates a Species object ("x0") //--------------------------------------------------------------------------- sp = model.createSpecies(); sp.setId("x0"); // Sets the "compartment" attribute of the Species object to identify the // compartnet in which the Species object located. sp.setCompartment(compName); // Sets the "initialConcentration" attribute of the Species object. // // The units of this Species object is determined by two attributes of this // Species object ("substanceUnits" and "hasOnlySubstanceUnits") and the // "spatialDimensions" attribute of the Compartment object ("cytosol") in which // this species object is located. // Since the default values are used for "substanceUnits" (substance (mole)) // and "hasOnlySubstanceUnits" (false) and the value of "spatialDimension" (3) // is greater than 0, the units of this Species object is moles/liters . // sp.setInitialConcentration(1); //--------------------------------------------------------------------------- // (Species2) Creates a Species object ("x1") //--------------------------------------------------------------------------- sp = model.createSpecies(); sp.setId("x1"); sp.setCompartment(compName); sp.setInitialConcentration(1); //--------------------------------------------------------------------------- // (Species3) Creates a Species object ("s1") //--------------------------------------------------------------------------- sp = model.createSpecies(); sp.setCompartment(compName); sp.setId("s1"); sp.setInitialConcentration(1); //--------------------------------------------------------------------------- // (Species4) Creates a Species object ("s2") //--------------------------------------------------------------------------- sp = model.createSpecies(); sp.setCompartment(compName); sp.setId("s2"); sp.setInitialConcentration(1); //--------------------------------------------------------------------------- // // Creates global Parameter objects inside the Model object. // //--------------------------------------------------------------------------- Parameter para; // Creates a Parameter ("vm") para = model.createParameter(); para.setId("vm"); para.setValue(2); para.setUnits("mmls"); // Creates a Parameter ("km") para = model.createParameter(); para.setId("km"); para.setValue(2); para.setUnits("mml"); //--------------------------------------------------------------------------- // // Creates Reaction objects inside the Model object. // //--------------------------------------------------------------------------- // Temporary pointers. Reaction reaction; SpeciesReference spr; KineticLaw kl; //--------------------------------------------------------------------------- // (Reaction1) Creates a Reaction object ("v1"). //--------------------------------------------------------------------------- reaction = model.createReaction(); reaction.setId("v1"); //--------------------------------------------------------------------------- // Creates Reactant objects inside the Reaction object ("v1"). //--------------------------------------------------------------------------- // (Reactant1) Creates a Reactant object that references Species "x0" // in the model. spr = reaction.createReactant(); spr.setSpecies("x0"); //--------------------------------------------------------------------------- // Creates a Product object inside the Reaction object ("v1"). //--------------------------------------------------------------------------- // Creates a Product object that references Species "s1" in the model. spr = reaction.createProduct(); spr.setSpecies("s1"); //--------------------------------------------------------------------------- // Creates a KineticLaw object inside the Reaction object ("v1"). //--------------------------------------------------------------------------- kl = reaction.createKineticLaw(); // Creates a <notes> element in the KineticLaw object. // Here we illustrate how to do it using a literal string. This requires // known the required syntax of XHTML and the requirements for SBML <notes> // elements. Later below, we show how to create notes using objects instead // of strings. string notesString = "<xhtml:p> ((vm * s1)/(km + s1)) * cell </xhtml:p>"; kl.setNotes(notesString); //--------------------------------------------------------------------------- // Creates an ASTNode object which represents the following KineticLaw object. // // <math xmlns=\"http://www.w3.org/1998/Math/MathML\"> // <apply> // <times/> // <apply> // <divide/> // <apply> // <times/> // <ci> vm </ci> // <ci> s1 </ci> // </apply> // <apply> // <plus/> // <ci> km </ci> // <ci> s1 </ci> // </apply> // </apply> // <ci> cell </ci> // </apply> // </math> //--------------------------------------------------------------------------- // // In the following code, ASTNode objects, which construct an ASTNode tree // of the above math, are created and added in the order of preorder traversal // of the tree (i.e. the order corresponds to the nested structure of the above // MathML elements), and thus the following code maybe a bit more efficient but // maybe a bit difficult to read. // ASTNode astMath = new ASTNode(libsbml.AST_TIMES); astMath.addChild(new ASTNode(libsbml.AST_DIVIDE)); ASTNode astDivide = astMath.getLeftChild(); astDivide.addChild(new ASTNode(libsbml.AST_TIMES)); ASTNode astTimes = astDivide.getLeftChild(); astTimes.addChild(new ASTNode(libsbml.AST_NAME)); astTimes.getLeftChild().setName("vm"); astTimes.addChild(new ASTNode(libsbml.AST_NAME)); astTimes.getRightChild().setName("s1"); astDivide.addChild(new ASTNode(libsbml.AST_PLUS)); ASTNode astPlus = astDivide.getRightChild(); astPlus.addChild(new ASTNode(libsbml.AST_NAME)); astPlus.getLeftChild().setName("km"); astPlus.addChild(new ASTNode(libsbml.AST_NAME)); astPlus.getRightChild().setName("s1"); astMath.addChild(new ASTNode(libsbml.AST_NAME)); astMath.getRightChild().setName("cell"); //--------------------------------------------- // // set the Math element // //------------------------------------------------ kl.setMath(astMath); //--------------------------------------------------------------------------- // (Reaction2) Creates a Reaction object ("v2"). //--------------------------------------------------------------------------- reaction = model.createReaction(); reaction.setId("v2"); //--------------------------------------------------------------------------- // Creates Reactant objects inside the Reaction object ("v2"). //--------------------------------------------------------------------------- // (Reactant2) Creates a Reactant object that references Species "s1" // in the model. spr = reaction.createReactant(); spr.setSpecies("s1"); //--------------------------------------------------------------------------- // Creates a Product object inside the Reaction object ("v2"). //--------------------------------------------------------------------------- // Creates a Product object that references Species "s2" in the model. spr = reaction.createProduct(); spr.setSpecies("s2"); //--------------------------------------------------------------------------- // Creates a KineticLaw object inside the Reaction object ("v2"). //--------------------------------------------------------------------------- kl = reaction.createKineticLaw(); // Sets a notes (by XMLNode) to the KineticLaw object. // // The following code is an alternative to using setNotes(const string&). // The equivalent code would be like this: // // notesString = "<xhtml:p>((vm * s2)/(km + s2))*cell</xhtml:p>"; // kl.setNotes(notesString); // Creates an XMLNode of start element (<xhtml:p>) without attributes. XMLNode notesXMLNode = new XMLNode( new XMLTriple("p", "", "xhtml"), new XMLAttributes()); // Adds a text element to the start element. notesXMLNode.addChild(new XMLNode(" ((vm * s2)/(km + s2)) * cell ")); // Adds it to the kineticLaw object. kl.setNotes(notesXMLNode); //--------------------------------------------------------------------------- // Sets a math (ASTNode object) to the KineticLaw object. //--------------------------------------------------------------------------- // To create mathematical expressions, one would typically construct // an ASTNode tree as the above example code which creates a math of another // KineticLaw object. Here, to save some space and illustrate another approach // of doing it, we will write out the formula in MathML form and then use a // libSBML convenience function to create the ASTNode tree for us. // (This is a bit dangerous; it's very easy to make mistakes when writing MathML // by hand, so in a real program, we would not really want to do it this way.) string mathXMLString = "<math xmlns=\"http://www.w3.org/1998/Math/MathML\">" + " <apply>" + " <times/>" + " <apply>" + " <divide/>" + " <apply>" + " <times/>" + " <ci> vm </ci>" + " <ci> s2 </ci>" + " </apply>" + " <apply>" + " <plus/>" + " <ci> km </ci>" + " <ci> s2 </ci>" + " </apply>" + " </apply>" + " <ci> cell </ci>" + " </apply>" + "</math>"; astMath = libsbml.readMathMLFromString(mathXMLString); kl.setMath(astMath); //--------------------------------------------------------------------------- // (Reaction3) Creates a Reaction object ("v3"). //--------------------------------------------------------------------------- reaction = model.createReaction(); reaction.setId("v3"); //--------------------------------------------------------------------------- // Creates Reactant objects inside the Reaction object ("v3"). //--------------------------------------------------------------------------- // (Reactant2) Creates a Reactant object that references Species "s2" // in the model. spr = reaction.createReactant(); spr.setSpecies("s2"); //--------------------------------------------------------------------------- // Creates a Product object inside the Reaction object ("v3"). //--------------------------------------------------------------------------- // Creates a Product object that references Species "x1" in the model. spr = reaction.createProduct(); spr.setSpecies("x1"); //--------------------------------------------------------------------------- // Creates a KineticLaw object inside the Reaction object ("v3"). //--------------------------------------------------------------------------- kl = reaction.createKineticLaw(); // Sets a notes (by string) to the KineticLaw object. notesString = "<xhtml:p> ((vm * x1)/(km + x1)) * cell </xhtml:p>"; kl.setNotes(notesString); //--------------------------------------------------------------------------- // Sets a math (ASTNode object) to the KineticLaw object. //--------------------------------------------------------------------------- mathXMLString = "<math xmlns=\"http://www.w3.org/1998/Math/MathML\">" + " <apply>" + " <times/>" + " <apply>" + " <divide/>" + " <apply>" + " <times/>" + " <ci> vm </ci>" + " <ci> x1 </ci>" + " </apply>" + " <apply>" + " <plus/>" + " <ci> km </ci>" + " <ci> x1 </ci>" + " </apply>" + " </apply>" + " <ci> cell </ci>" + " </apply>" + "</math>"; astMath = libsbml.readMathMLFromString(mathXMLString); kl.setMath(astMath); // Returns the created SBMLDocument object. // The returned object must be explicitly deleted by the caller, // otherwise memory leak will happen. return sbmlDoc; }
public void test_SBase_appendNotesWithGlobalNamespace() { string notes = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" + "<sbml xmlns=\"http://www.sbml.org/sbml/level2/version4\" xmlns:html=\"http://www.w3.org/1999/xhtml\" level=\"2\" version=\"4\">\n" + " <model id=\"test\" name=\"name\">\n" + " <notes>\n" + " <html:p>DATE: 2010/12/08 13:00:00</html:p>\n" + " <html:p>VERSION: 0.99</html:p>\n" + " <html:p>TAXONOMY: 9606</html:p>\n" + " </notes>\n" + " </model>\n" + "</sbml>\n"; SBMLDocument sbmlDoc = new SBMLDocument (2, 4); sbmlDoc.getNamespaces ().@add ("http://www.w3.org/1999/xhtml", "html"); Model sbmlModel = sbmlDoc.createModel (); sbmlModel.setId ("test"); sbmlModel.setName ("name"); setOrAppendNotes (sbmlModel, "<html:p>DATE: 2010/12/08 13:00:00</html:p>"); setOrAppendNotes (sbmlModel, "<html:p>VERSION: 0.99</html:p>"); setOrAppendNotes (sbmlModel, "<html:p>TAXONOMY: 9606</html:p>"); SBMLWriter ttt = new SBMLWriter (); string documentString = ttt.writeToString (sbmlDoc); assertTrue ((notes == documentString)); }