public static void main()

in src/main/java/org/apache/xmlbeans/impl/tool/FactorImports.java [51:328]


    public static void main(String[] args) throws Exception {
        Set<String> flags = new HashSet<>();
        flags.add("h");
        flags.add("help");
        flags.add("usage");
        flags.add("license");
        flags.add("version");

        CommandLine cl = new CommandLine(args, flags, Arrays.asList("import", "out"));
        if (cl.getOpt("h") != null || cl.getOpt("help") != null || cl.getOpt("usage") != null || args.length < 1) {
            printUsage();
            System.exit(0);
            return;
        }

        String[] badopts = cl.getBadOpts();
        if (badopts.length > 0) {
            for (String badopt : badopts) {
                System.out.println("Unrecognized option: " + badopt);
            }
            printUsage();
            System.exit(0);
            return;
        }

        if (cl.getOpt("license") != null) {
            CommandLine.printLicense();
            System.exit(0);
            return;
        }

        if (cl.getOpt("version") != null) {
            CommandLine.printVersion();
            System.exit(0);
            return;
        }

        args = cl.args();
        if (args.length != 1) {
            System.exit(0);
            return;
        }

        String commonName = cl.getOpt("import");
        if (commonName == null) {
            commonName = "common.xsd";
        }

        String out = cl.getOpt("out");
        if (out == null) {
            System.out.println("Using output directory 'out'");
            out = "out";
        }
        File outdir = new File(out);
        File basedir = new File(args[0]);

        // first, parse all the schema files
        File[] files = cl.getFiles();
        Map<SchemaDocument,File> schemaDocs = new HashMap<>();
        Set<QName> elementNames = new HashSet<>();
        Set<QName> attributeNames = new HashSet<>();
        Set<QName> typeNames = new HashSet<>();
        Set<QName> modelGroupNames = new HashSet<>();
        Set<QName> attrGroupNames = new HashSet<>();

        Set<QName> dupeElementNames = new HashSet<>();
        Set<QName> dupeAttributeNames = new HashSet<>();
        Set<QName> dupeTypeNames = new HashSet<>();
        Set<QName> dupeModelGroupNames = new HashSet<>();
        Set<QName> dupeAttrGroupNames = new HashSet<>();
        Set<String> dupeNamespaces = new HashSet<>();

        for (File file : files) {
            try {
                // load schema
                SchemaDocument doc = SchemaDocument.Factory.parse(file);
                schemaDocs.put(doc, file);

                // warn about for imports, includes
                if (doc.getSchema().sizeOfImportArray() > 0 || doc.getSchema().sizeOfIncludeArray() > 0) {
                    System.out.println("warning: " + file + " contains imports or includes that are being ignored.");
                }

                // collect together names
                String targetNamespace = doc.getSchema().getTargetNamespace();
                if (targetNamespace == null) {
                    targetNamespace = "";
                }

                TopLevelComplexType[] ct = doc.getSchema().getComplexTypeArray();
                for (TopLevelComplexType topLevelComplexType : ct) {
                    noteName(topLevelComplexType.getName(), targetNamespace, typeNames, dupeTypeNames, dupeNamespaces);
                }

                TopLevelSimpleType[] st = doc.getSchema().getSimpleTypeArray();
                for (TopLevelSimpleType topLevelSimpleType : st) {
                    noteName(topLevelSimpleType.getName(), targetNamespace, typeNames, dupeTypeNames, dupeNamespaces);
                }

                TopLevelElement[] el = doc.getSchema().getElementArray();
                for (TopLevelElement topLevelElement : el) {
                    noteName(topLevelElement.getName(), targetNamespace, elementNames, dupeElementNames, dupeNamespaces);
                }

                TopLevelAttribute[] at = doc.getSchema().getAttributeArray();
                for (TopLevelAttribute topLevelAttribute : at) {
                    noteName(topLevelAttribute.getName(), targetNamespace, attributeNames, dupeAttributeNames, dupeNamespaces);
                }

                NamedGroup[] gr = doc.getSchema().getGroupArray();
                for (NamedGroup namedGroup : gr) {
                    noteName(namedGroup.getName(), targetNamespace, modelGroupNames, dupeModelGroupNames, dupeNamespaces);
                }

                NamedAttributeGroup[] ag = doc.getSchema().getAttributeGroupArray();
                for (NamedAttributeGroup namedAttributeGroup : ag) {
                    noteName(namedAttributeGroup.getName(), targetNamespace, attrGroupNames, dupeAttrGroupNames, dupeNamespaces);
                }

            } catch (XmlException e) {
                System.out.println("warning: " + file + " is not a schema file - " + e.getError().toString());
            } catch (IOException e) {
                System.err.println("Unable to load " + file + " - " + e.getMessage());
                System.exit(1);
                return;
            }
        }

        if (schemaDocs.isEmpty()) {
            System.out.println("No schema files found.");
            System.exit(0);
            return;
        }

        if (dupeTypeNames.isEmpty() && dupeElementNames.isEmpty() && dupeAttributeNames.isEmpty() &&
            dupeModelGroupNames.isEmpty() && dupeAttrGroupNames.isEmpty()) {
            System.out.println("No duplicate names found.");
            System.exit(0);
            return;
        }

        // create a schema doc for each namespace to be imported
        Map<String,SchemaDocument> commonDocs = new HashMap<>();
        Map<SchemaDocument,File> commonFiles = new HashMap<>();
        int count = dupeNamespaces.size() == 1 ? 0 : 1;
        for (String namespace : dupeNamespaces) {
            SchemaDocument commonDoc = SchemaDocument.Factory.parse(
                "<xs:schema xmlns:xs='http://www.w3.org/2001/XMLSchema'/>"
            );
            if (!namespace.isEmpty()) {
                commonDoc.getSchema().setTargetNamespace(namespace);
            }
            commonDoc.getSchema().setElementFormDefault(FormChoice.QUALIFIED);
            commonDocs.put(namespace, commonDoc);
            commonFiles.put(commonDoc, commonFileFor(commonName, namespace, count++, outdir));
        }

        // pull out all the duplicate definitions and drop them into the file
        // we reuse the elementNames (etc) sets to keep track of which definitions
        // we have already inserted.
        for (SchemaDocument doc : schemaDocs.keySet()) {
            // collect together names
            String targetNamespace = doc.getSchema().getTargetNamespace();
            if (targetNamespace == null) {
                targetNamespace = "";
            }

            SchemaDocument commonDoc = commonDocs.get(targetNamespace);

            boolean needImport = false;

            TopLevelComplexType[] ct = doc.getSchema().getComplexTypeArray();
            for (int j = ct.length - 1; j >= 0; j--) {
                if (!isDuplicate(ct[j].getName(), targetNamespace, dupeTypeNames)) {
                    continue;
                }
                if (isFirstDuplicate(ct[j].getName(), targetNamespace, typeNames, dupeTypeNames)) {
                    commonDoc.getSchema().addNewComplexType().set(ct[j]);
                }
                needImport = true;
                doc.getSchema().removeComplexType(j);
            }

            TopLevelSimpleType[] st = doc.getSchema().getSimpleTypeArray();
            for (int j = 0; j < st.length; j++) {
                if (!isDuplicate(st[j].getName(), targetNamespace, dupeTypeNames)) {
                    continue;
                }
                if (isFirstDuplicate(st[j].getName(), targetNamespace, typeNames, dupeTypeNames)) {
                    commonDoc.getSchema().addNewSimpleType().set(st[j]);
                }
                needImport = true;
                doc.getSchema().removeSimpleType(j);
            }

            TopLevelElement[] el = doc.getSchema().getElementArray();
            for (int j = 0; j < el.length; j++) {
                if (!isDuplicate(el[j].getName(), targetNamespace, dupeElementNames)) {
                    continue;
                }
                if (isFirstDuplicate(el[j].getName(), targetNamespace, elementNames, dupeElementNames)) {
                    commonDoc.getSchema().addNewElement().set(el[j]);
                }
                needImport = true;
                doc.getSchema().removeElement(j);
            }

            TopLevelAttribute[] at = doc.getSchema().getAttributeArray();
            for (int j = 0; j < at.length; j++) {
                if (!isDuplicate(at[j].getName(), targetNamespace, dupeAttributeNames)) {
                    continue;
                }
                if (isFirstDuplicate(at[j].getName(), targetNamespace, attributeNames, dupeAttributeNames)) {
                    commonDoc.getSchema().addNewElement().set(at[j]);
                }
                needImport = true;
                doc.getSchema().removeElement(j);
            }

            NamedGroup[] gr = doc.getSchema().getGroupArray();
            for (int j = 0; j < gr.length; j++) {
                if (!isDuplicate(gr[j].getName(), targetNamespace, dupeModelGroupNames)) {
                    continue;
                }
                if (isFirstDuplicate(gr[j].getName(), targetNamespace, modelGroupNames, dupeModelGroupNames)) {
                    commonDoc.getSchema().addNewElement().set(gr[j]);
                }
                needImport = true;
                doc.getSchema().removeElement(j);
            }

            NamedAttributeGroup[] ag = doc.getSchema().getAttributeGroupArray();
            for (int j = 0; j < ag.length; j++) {
                if (!isDuplicate(ag[j].getName(), targetNamespace, dupeAttrGroupNames)) {
                    continue;
                }
                if (isFirstDuplicate(ag[j].getName(), targetNamespace, attrGroupNames, dupeAttrGroupNames)) {
                    commonDoc.getSchema().addNewElement().set(ag[j]);
                }
                needImport = true;
                doc.getSchema().removeElement(j);
            }

            if (needImport) {
                IncludeDocument.Include newInclude = doc.getSchema().addNewInclude();
                File inputFile = (File) schemaDocs.get(doc);
                File outputFile = outputFileFor(inputFile, basedir, outdir);
                File commonFile = (File) commonFiles.get(commonDoc);
                if (targetNamespace != null) {
                    newInclude.setSchemaLocation(relativeURIFor(outputFile, commonFile));
                }
            }
        }

        // make the directory for output
        if (!outdir.isDirectory() && !outdir.mkdirs()) {
            System.err.println("Unable to makedir " + outdir);
            System.exit(1);
            return;
        }

        // now write all those docs back out.
        for (SchemaDocument doc : schemaDocs.keySet()) {
            File inputFile = schemaDocs.get(doc);
            File outputFile = outputFileFor(inputFile, basedir, outdir);
            if (outputFile == null) {
                System.out.println("Cannot copy " + inputFile);
            } else {
                doc.save(outputFile, new XmlOptions().setSavePrettyPrint().setSaveAggressiveNamespaces());
            }
        }

        for (SchemaDocument doc : commonFiles.keySet()) {
            File outputFile = commonFiles.get(doc);
            doc.save(outputFile, new XmlOptions().setSavePrettyPrint().setSaveAggressiveNamespaces());
        }

    }