Examples with PackageDescr org.drools.compiler.lang.descr.PackageDescr used on opensource projects

Example 11 with PackageDescr

use of org.drools.compiler.lang.descr.PackageDescr in project drools by kiegroup.

the class KnowledgeBuilderImpl method decisionTableToPackageDescr.

PackageDescr decisionTableToPackageDescr(Resource resource, ResourceConfiguration configuration) throws DroolsParserException, IOException {
    DecisionTableConfiguration dtableConfiguration = configuration instanceof DecisionTableConfiguration ? (DecisionTableConfiguration) configuration : null;
    if (dtableConfiguration != null && !dtableConfiguration.getRuleTemplateConfigurations().isEmpty()) {
        List<String> generatedDrls = DecisionTableFactory.loadFromInputStreamWithTemplates(resource, dtableConfiguration);
        if (generatedDrls.size() == 1) {
            return generatedDrlToPackageDescr(resource, generatedDrls.get(0));
        }
        CompositePackageDescr compositePackageDescr = null;
        for (String generatedDrl : generatedDrls) {
            PackageDescr packageDescr = generatedDrlToPackageDescr(resource, generatedDrl);
            if (packageDescr != null) {
                if (compositePackageDescr == null) {
                    compositePackageDescr = new CompositePackageDescr(resource, packageDescr);
                } else {
                    compositePackageDescr.addPackageDescr(resource, packageDescr);
                }
            }
        }
        return compositePackageDescr;
    }
    String generatedDrl = DecisionTableFactory.loadFromResource(resource, dtableConfiguration);
    return generatedDrlToPackageDescr(resource, generatedDrl);
}

Example 12 with PackageDescr

use of org.drools.compiler.lang.descr.PackageDescr in project drools by kiegroup.

the class TypeDeclarationBuilder method normalizeForeignPackages.

protected void normalizeForeignPackages(PackageDescr packageDescr) {
    Map<String, PackageDescr> foreignPackages = null;
    for (AbstractClassTypeDeclarationDescr typeDescr : packageDescr.getClassAndEnumDeclarationDescrs()) {
        if (kbuilder.filterAccepts(ResourceChange.Type.DECLARATION, typeDescr.getNamespace(), typeDescr.getTypeName())) {
            if (!typeDescr.getNamespace().equals(packageDescr.getNamespace())) {
                // If the type declaration is for a different namespace, process that separately.
                PackageDescr altDescr;
                if (foreignPackages == null) {
                    foreignPackages = new HashMap<String, PackageDescr>();
                }
                if (foreignPackages.containsKey(typeDescr.getNamespace())) {
                    altDescr = foreignPackages.get(typeDescr.getNamespace());
                } else {
                    altDescr = new PackageDescr(typeDescr.getNamespace());
                    altDescr.setResource(packageDescr.getResource());
                    foreignPackages.put(typeDescr.getNamespace(), altDescr);
                }
                if (typeDescr instanceof TypeDeclarationDescr) {
                    altDescr.addTypeDeclaration((TypeDeclarationDescr) typeDescr);
                } else if (typeDescr instanceof EnumDeclarationDescr) {
                    altDescr.addEnumDeclaration((EnumDeclarationDescr) typeDescr);
                }
                for (ImportDescr imp : packageDescr.getImports()) {
                    altDescr.addImport(imp);
                }
                kbuilder.getOrCreatePackageRegistry(altDescr);
            }
        }
    }
}

Example 13 with PackageDescr

use of org.drools.compiler.lang.descr.PackageDescr in project drools by kiegroup.

the class TypeDeclarationCache method registerTypeDeclaration.

private void registerTypeDeclaration(String packageName, TypeDeclaration typeDeclaration) {
    if (typeDeclaration.getNature() == TypeDeclaration.Nature.DECLARATION || packageName.equals(typeDeclaration.getTypeClass().getPackage().getName())) {
        PackageRegistry packageRegistry = kbuilder.getOrCreatePackageRegistry(new PackageDescr(packageName, ""));
        packageRegistry.getPackage().addTypeDeclaration(typeDeclaration);
    }
}

Example 14 with PackageDescr

use of org.drools.compiler.lang.descr.PackageDescr in project drools by kiegroup.

the class DrlParser method compile.

private PackageDescr compile(boolean isEditor, final DRLParser parser) throws DroolsParserException {
    PackageDescr pkgDescr = null;
    try {
        if (isEditor) {
            parser.enableEditorInterface();
        }
        pkgDescr = parser.compilationUnit(resource);
        editorSentences = parser.getEditorInterface();
        makeErrorList(parser);
        if (isEditor || !this.hasErrors()) {
            return pkgDescr;
        } else {
            return null;
        }
    } catch (Exception e) {
        e.printStackTrace();
        final ParserError err = new ParserError(resource, GENERIC_ERROR_MESSAGE + e.toString() + "\n" + Arrays.toString(e.getStackTrace()), -1, 0);
        this.results.add(err);
        if (isEditor) {
            return pkgDescr;
        } else {
            throw new DroolsParserException(GENERIC_ERROR_MESSAGE + e.getMessage(), e);
        }
    }
}

Example 15 with PackageDescr

use of org.drools.compiler.lang.descr.PackageDescr in project drools by kiegroup.

the class FunctionHandler method end.

public Object end(final String uri, final String localName, final ExtensibleXmlParser parser) throws SAXException {
    final Element element = parser.endElementBuilder();
    FunctionDescr functionDescr = (FunctionDescr) parser.getCurrent();
    final NodeList parameters = element.getElementsByTagName("parameter");
    for (int i = 0, length = parameters.getLength(); i < length; i++) {
        final String identifier = ((Element) parameters.item(i)).getAttribute("identifier");
        final String type = ((Element) parameters.item(i)).getAttribute("type");
        emptyAttributeCheck("parameter", "identifier", identifier, parser);
        emptyAttributeCheck("parameter", "type", type, parser);
        functionDescr.addParameter(type, identifier);
    }
    // we allow empty, "", bodies - but make sure that we atleast have a body element
    NodeList list = element.getElementsByTagName("body");
    if (list.getLength() == 0) {
        throw new SAXParseException("function must have a <body>", parser.getLocator());
    }
    functionDescr.setText(((org.w3c.dom.Text) list.item(0).getChildNodes().item(0)).getWholeText());
    final PackageDescr packageDescr = (PackageDescr) parser.getData();
    packageDescr.addFunction(functionDescr);
    return functionDescr;
}