static public Model findModel(PMML pmml, Predicate<Model> predicate, String predicateXPath){ if(!pmml.hasModels()){ throw new MissingElementException(MissingElementException.formatMessage(XPathUtil.formatElement(pmml.getClass()) + "/" + predicateXPath), pmml); } List<Model> models = pmml.getModels(); Optional<Model> result = models.stream() .filter(predicate) .findAny(); if(!result.isPresent()){ throw new MissingElementException(MissingElementException.formatMessage(XPathUtil.formatElement(pmml.getClass()) + "/" + predicateXPath), pmml); } return result.get(); } }
@Override public VisitorAction accept(Visitor visitor) { VisitorAction status = visitor.visit(this); if (status == VisitorAction.CONTINUE) { visitor.pushParent(this); if (status == VisitorAction.CONTINUE) { status = org.dmg.pmml.PMMLObject.traverse(visitor, getHeader(), getMiningBuildTask(), getDataDictionary(), getTransformationDictionary()); } if ((status == VisitorAction.CONTINUE)&&hasModels()) { status = org.dmg.pmml.PMMLObject.traverse(visitor, getModels()); } if ((status == VisitorAction.CONTINUE)&&hasExtensions()) { status = org.dmg.pmml.PMMLObject.traverse(visitor, getExtensions()); } visitor.popParent(); } if (status == VisitorAction.TERMINATE) { return VisitorAction.TERMINATE; } return VisitorAction.CONTINUE; }
@Override public VisitorAction accept(Visitor visitor) { VisitorAction status = visitor.visit(this); if (status == VisitorAction.CONTINUE) { visitor.pushParent(this); if (status == VisitorAction.CONTINUE) { status = org.dmg.pmml.PMMLObject.traverse(visitor, getHeader(), getMiningBuildTask(), getDataDictionary(), getTransformationDictionary()); } if ((status == VisitorAction.CONTINUE)&&hasModels()) { status = org.dmg.pmml.PMMLObject.traverse(visitor, getModels()); } if ((status == VisitorAction.CONTINUE)&&hasExtensions()) { status = org.dmg.pmml.PMMLObject.traverse(visitor, getExtensions()); } visitor.popParent(); } if (status == VisitorAction.TERMINATE) { return VisitorAction.TERMINATE; } return VisitorAction.CONTINUE; }
@Test public void copyState(){ PMML pmml = new PMML(Version.PMML_4_3.getVersion(), new Header(), new DataDictionary()); // Initialize the live list instance pmml.getModels(); CustomPMML customPmml = new CustomPMML(); ReflectionUtil.copyState(pmml, customPmml); assertSame(pmml.getVersion(), customPmml.getVersion()); assertSame(pmml.getHeader(), customPmml.getHeader()); assertSame(pmml.getDataDictionary(), customPmml.getDataDictionary()); assertFalse(pmml.hasModels()); assertFalse(customPmml.hasModels()); pmml.addModels(new RegressionModel()); assertTrue(pmml.hasModels()); assertTrue(customPmml.hasModels()); assertSame(pmml.getModels(), customPmml.getModels()); try { ReflectionUtil.copyState(customPmml, pmml); fail(); } catch(IllegalArgumentException iae){ // Ignored } }