Example usage for org.dom4j.dom DOMDocumentFactory createElement

List of usage examples for org.dom4j.dom DOMDocumentFactory createElement

Introduction

In this page you can find the example usage for org.dom4j.dom DOMDocumentFactory createElement.

Prototype

public Element createElement(QName qname, int attributeCount) 

Source Link

Usage

From source file:net.unicon.academus.apps.briefcase.migrate.BriefcaseMigrator.java

License:Open Source License

public static void main(String[] args) {

    System.out.println("Starting Briefcase portlet migration of data from Academus 1.5 " + " to Academus 1.6");

    if (args.length == 2) {
        try {//from www  .jav  a  2  s  . co m
            DataSource ds = new SimpleDataSource();

            SAXReader reader = new SAXReader();

            // replace the old urls with the new classpaths
            System.out.println("Updating the resource urls.");
            updateUrl(ds);
            updateSharedResourceUrls(ds);

            // replace the OWNER access type.
            System.out.println("Updating the accessTypes.");
            updateAccessType(ds);

            // set the uni_sequence table for the RdbmsAccessBroker Counter
            // and the FSA_Kernel_Sequencer
            updateSequencers(ds);

            // read the old config file
            // and correct the classpaths for all the access brokers.  
            Document oldDoc = reader.read(args[0]);

            DOMDocumentFactory dFac = new DOMDocumentFactory();

            // Get all access brokers
            List brokers = oldDoc.selectNodes("//access-broker");
            Element broker = null;

            // Change access brokers to point to alchemist instead of academus
            for (int i = 0; i < brokers.size(); i++) {
                broker = (Element) brokers.get(i);
                String implValue = broker.attributeValue("impl").replaceFirst("academus", "alchemist");
                broker.addAttribute("impl", implValue);
            }

            // Get the Access Broker under the personal Drive, and make sure it's a JIT broker
            Element targetsJitAccessBroker = (Element) ((Element) oldDoc.selectNodes(
                    "/briefcase/drive[@handle='personal']/access-broker[@impl='net.unicon.alchemist.access.jit.JitAccessBroker']")
                    .get(0)).detach();

            // Only enter this code if the personal drive section was successful selected
            if (targetsJitAccessBroker != null) {

                // Create new permissions element, mirroring targets element
                Element permissionsJitAccessBroker = (Element) targetsJitAccessBroker.clone();

                // Change handles
                targetsJitAccessBroker.addAttribute("handle", "personal-resourses-t");
                permissionsJitAccessBroker.addAttribute("handle", "personal-resourses-p");

                // Create new permissions access-broker
                Element permAccessBroker = dFac.createElement(new QName("access-broker"), 2);
                permAccessBroker.addAttribute("handle", "personal-jit");
                permAccessBroker.addAttribute("impl", PermissionsAccessBroker.class.getName());

                // Create new access element and add it to permAccessBroker
                Element permAccess = dFac.createElement(new QName("access"), 1);
                permAccess.addAttribute("impl", BriefcaseAccessType.class.getName());
                permAccessBroker.add(permAccess);

                // Create targets and permissions elements and add to the new permissions access-broker
                Element targets = permAccessBroker.addElement("targets");
                targets.add(targetsJitAccessBroker);

                Element permissions = permAccessBroker.addElement("permissions");
                permissions.add(permissionsJitAccessBroker);

                // Add new permissions access broker to the drive
                Element curDrive = (Element) oldDoc.selectNodes("/briefcase/drive[@handle='personal']").get(0);
                curDrive.add(permAccessBroker);

                //
                // Change targets internals
                //

                List targetsAccess = targets.selectNodes("access-broker/jit-rule/behavior/access");
                for (int i = 0; i < targetsAccess.size(); i++) {

                    // Add impl attribute with value of fully-qualified class name
                    ((Element) targetsAccess.get(i)).addAttribute("impl", DummyAccessType.class.getName());

                    // Get all child type elements and remove them
                    List types = ((Element) targetsAccess.get(i)).elements();
                    for (int j = 0; j < types.size(); j++) {
                        ((Element) types.get(j)).detach();
                    }

                    // Add a single dummy element
                    Element eType = dFac.createElement(new QName("type"), 2);
                    eType.addAttribute("value", "GRANT");
                    eType.addAttribute("handle", "DUMMY");

                    ((Element) targetsAccess.get(i)).add(eType);

                }

                // Add internal access broker's access element
                Element targetsIAccessBroker = (Element) (targets.selectNodes("access-broker/access-broker")
                        .get(0));
                Element targetsIAccess = dFac.createElement(new QName("access"), 1);
                targetsIAccess.addAttribute("impl", DummyAccessType.class.getName());
                targetsIAccessBroker.add(targetsIAccess);

                //
                // Change permissions internals
                //

                List permissionsAccess = permissions.selectNodes("access-broker/jit-rule/behavior/access");
                for (int i = 0; i < permissionsAccess.size(); i++) {
                    // Add impl attribute with value of fully-qualified class name
                    ((Element) permissionsAccess.get(i)).addAttribute("impl",
                            BriefcaseAccessType.class.getName());

                    // Get all child type elements and replace them
                    List types = ((Element) permissionsAccess.get(i)).elements();
                    for (int j = 0; j < types.size(); j++) {
                        Attribute value = ((Element) types.get(j)).attribute("value");
                        String text = value.getValue();
                        value.setValue("GRANT");

                        if (text.equals("0")) {
                            BriefcaseAccessType[] aTypes = BriefcaseAccessType.getInstances();
                            ((Element) types.get(j)).addAttribute("handle", aTypes[0].getName());

                            for (int k = 1; k < aTypes.length; k++) {
                                Element eType = dFac.createElement(new QName("type"), 2);
                                eType.addAttribute("value", "GRANT");
                                eType.addAttribute("handle", aTypes[k].getName());
                                ((Element) permissionsAccess.get(i)).add(eType);
                            }
                        } else {
                            ((Element) types.get(j)).addAttribute("handle",
                                    BriefcaseAccessType.getAccessType(Integer.parseInt(text)).getName());
                        }
                    }

                }

                // Change other elements in the permissions section
                List permissionsBehavior = permissions.selectNodes("access-broker/jit-rule/behavior");
                for (int i = 0; i < permissionsBehavior.size(); i++) {
                    Element trigger = (Element) ((Element) permissionsBehavior.get(i)).elements("trigger")
                            .get(0);
                    Element target = (Element) ((Element) permissionsBehavior.get(i)).elements("target").get(0);
                    Element creator = (Element) ((Element) permissionsBehavior.get(i)).elements("creator")
                            .get(0);

                    // Insert trigger text into target
                    target.addAttribute("type", "GROUP");
                    target.addText(trigger.getText());

                    // Remove current creator element
                    creator.detach();

                    // Add new current creator element
                    Element eCreator = dFac.createElement(new QName("creator"), 1);
                    eCreator.addAttribute("impl", DummyCreator.class.getName());
                    ((Element) permissionsBehavior.get(i)).add(eCreator);
                }

                // Change internal access broker's name
                Element permissionsIAccessBroker = (Element) (permissions
                        .selectNodes("access-broker/access-broker").get(0));
                permissionsIAccessBroker.addAttribute("handle", "personal-resources-p-i");

                // Add internal access broker's access element
                Element permissionsIAccess = dFac.createElement(new QName("access"), 1);
                permissionsIAccess.addAttribute("impl", BriefcaseAccessType.class.getName());
                permissionsIAccessBroker.add(permissionsIAccess);

            }

            List access = oldDoc.selectNodes("/briefcase/drive[@handle!='personal']//access");
            for (int i = 0; i < access.size(); i++) {

                // Add impl attribute with value of fully-qualified class name
                ((Element) access.get(i)).addAttribute("impl", BriefcaseAccessType.class.getName());

                List types = ((Element) access.get(i)).elements();
                for (int j = 0; j < types.size(); j++) {
                    Attribute value = ((Element) types.get(j)).attribute("value");
                    String text = value.getValue();
                    value.setValue("GRANT");

                    if (text.equals("0")) {
                        BriefcaseAccessType[] aTypes = BriefcaseAccessType.getInstances();
                        ((Element) types.get(j)).addAttribute("handle", aTypes[0].getName());

                        for (int k = 1; k < aTypes.length; k++) {
                            Element eType = dFac.createElement(new QName("type"), 2);
                            eType.addAttribute("value", "GRANT");
                            eType.addAttribute("handle", aTypes[k].getName());
                            ((Element) access.get(i)).add(eType);
                        }
                    } else {
                        ((Element) types.get(j)).addAttribute("handle",
                                BriefcaseAccessType.getAccessType(Integer.parseInt(text)).getName());
                    }
                }
            }

            // add impl attribute to specify the UserDirectory impl to user-attribute element
            List userAttr = oldDoc.selectNodes("//user-attribute");
            for (int i = 0; i < userAttr.size(); i++) {
                ((Element) userAttr.get(i)).addAttribute("impl",
                        "net.unicon.academus.apps.briefcase.UserAttributeDirectory");
            }

            //replace the resource factory urls  
            List entries = oldDoc
                    .selectNodes("/briefcase/drive[@handle!='personal']//access-broker/entry[@target!='']");
            for (int i = 0; i < entries.size(); i++) {
                ((Element) entries.get(i)).addAttribute("target", ((Element) entries.get(i))
                        .attributeValue("target").replaceAll("academus.resource.factory", "demetrius.fac"));
            }

            // add access element to specify the AccessType to the RdbmsAccessBroker
            brokers = oldDoc.selectNodes("/briefcase/drive[@handle!='personal']//access-broker[@impl='"
                    + RdbmsAccessBroker.class.getName() + "']");

            for (int i = 0; i < brokers.size(); i++) {
                broker = (Element) brokers.get(i);
                Element eType = dFac.createElement(new QName("access"), 1);
                eType.addAttribute("impl", BriefcaseAccessType.class.getName());
                broker.add(eType);
            }

            // add the civis address book information.
            Element drive = (Element) oldDoc.selectSingleNode("briefcase");
            drive.addComment("Civis implementation to be used to resolve usernames and group paths"
                    + " to academus users and groups. This should not require"
                    + " modification, as it utilized the Academus framework for gathering this"
                    + " information.");

            Element civis = dFac.createElement("civis");
            civis.addAttribute("id", "addressBook");
            civis.addAttribute("impl", "net.unicon.civis.fac.academus.AcademusCivisFactory");

            Element restrictor = dFac.createElement("restrictor");
            restrictor.addAttribute("impl", "net.unicon.civis.grouprestrictor.AcademusGroupRestrictor");
            civis.add(restrictor);

            drive.add(civis);

            File f = new File(args[1]);
            PrintWriter pw = new PrintWriter(new FileOutputStream(f));
            pw.write(oldDoc.asXML());
            pw.flush();
            pw.close();

            System.out.println(
                    "Done. Enjoy !! \n Remember to the use the migrated config file with the 1.6 deploy.");

        } catch (Exception e) {
            e.printStackTrace();
        }
    } else {
        usage();
    }

}