Examples with MCRObject org.mycore.datamodel.metadata.MCRObject used on opensource projects

Example 31 with MCRObject

use of org.mycore.datamodel.metadata.MCRObject in project mycore by MyCoRe-Org.

the class MCRDefaultDerivateTitleResolver method resolveTitle.

@Override
public String resolveTitle(String derivateIDString) {
    MCRObjectID derivateID = MCRObjectID.getInstance(derivateIDString);
    final MCRObjectID objectID = MCRMetadataManager.getObjectId(derivateID, EXPIRE_METADATA_CACHE_TIME, TimeUnit.SECONDS);
    MCRObject object = MCRMetadataManager.retrieveMCRObject(objectID);
    return object.getStructure().getDerivateLink(derivateID).getXLinkTitle();
}

Example 32 with MCRObject

use of org.mycore.datamodel.metadata.MCRObject in project mycore by MyCoRe-Org.

the class MCREventHandlerBase method undoHandleEvent.

/**
 * This method roll back all calls for EventHandler for the event types
 * MCRObject, MCRDerivate and MCRFile.
 *
 * @param evt
 *            The MCREvent object
 */
public void undoHandleEvent(MCREvent evt) {
    if (evt.getObjectType().equals(MCREvent.OBJECT_TYPE)) {
        MCRObject obj = (MCRObject) evt.get("object");
        if (obj != null) {
            logger.debug("{} handling {} {}", getClass().getName(), obj.getId(), evt.getEventType());
            switch(evt.getEventType()) {
                case MCREvent.CREATE_EVENT:
                    undoObjectCreated(evt, obj);
                    break;
                case MCREvent.UPDATE_EVENT:
                    undoObjectUpdated(evt, obj);
                    break;
                case MCREvent.DELETE_EVENT:
                    undoObjectDeleted(evt, obj);
                    break;
                case MCREvent.REPAIR_EVENT:
                    undoObjectRepaired(evt, obj);
                    break;
                default:
                    logger.warn("Can't find method for an object data handler for event type {}", evt.getEventType());
                    break;
            }
            return;
        }
        logger.warn("Can't find method for " + MCREvent.OBJECT_TYPE + " for event type {}", evt.getEventType());
        return;
    }
    if (evt.getObjectType().equals(MCREvent.DERIVATE_TYPE)) {
        MCRDerivate der = (MCRDerivate) evt.get("derivate");
        if (der != null) {
            logger.debug("{} handling {}{}", getClass().getName(), der.getId(), evt.getEventType());
            switch(evt.getEventType()) {
                case MCREvent.CREATE_EVENT:
                    undoDerivateCreated(evt, der);
                    break;
                case MCREvent.UPDATE_EVENT:
                    undoDerivateUpdated(evt, der);
                    break;
                case MCREvent.DELETE_EVENT:
                    undoDerivateDeleted(evt, der);
                    break;
                case MCREvent.REPAIR_EVENT:
                    undoDerivateRepaired(evt, der);
                    break;
                default:
                    logger.warn("Can't find method for a derivate data handler for event type {}", evt.getEventType());
                    break;
            }
            return;
        }
        logger.warn("Can't find method for " + MCREvent.DERIVATE_TYPE + " for event type {}", evt.getEventType());
        return;
    }
    if (evt.getObjectType().equals(MCREvent.PATH_TYPE)) {
        Path path = (Path) evt.get(MCREvent.PATH_KEY);
        if (path != null) {
            if (!path.isAbsolute()) {
                logger.warn("Cannot handle path events on non absolute paths: {}", path);
            }
            logger.debug("{} handling {} {}", getClass().getName(), path, evt.getEventType());
            BasicFileAttributes attrs = (BasicFileAttributes) evt.get(MCREvent.FILEATTR_KEY);
            if (attrs == null && !evt.getEventType().equals(MCREvent.DELETE_EVENT)) {
                logger.warn("BasicFileAttributes for {} was not given. Resolving now.", path);
                try {
                    attrs = Files.getFileAttributeView(path, BasicFileAttributeView.class).readAttributes();
                } catch (IOException e) {
                    logger.error("Could not get BasicFileAttributes from path: {}", path, e);
                }
            }
            switch(evt.getEventType()) {
                case MCREvent.CREATE_EVENT:
                    undoPathCreated(evt, path, attrs);
                    break;
                case MCREvent.UPDATE_EVENT:
                    undoPathUpdated(evt, path, attrs);
                    break;
                case MCREvent.DELETE_EVENT:
                    undoPathDeleted(evt, path, attrs);
                    break;
                case MCREvent.REPAIR_EVENT:
                    undoPathRepaired(evt, path, attrs);
                    break;
                default:
                    logger.warn("Can't find method for Path data handler for event type {}", evt.getEventType());
                    break;
            }
            return;
        }
        logger.warn("Can't find method for " + MCREvent.PATH_TYPE + " for event type {}", evt.getEventType());
        return;
    }
    if (evt.getObjectType().equals(MCREvent.CLASS_TYPE)) {
        MCRCategory obj = (MCRCategory) evt.get("class");
        if (obj != null) {
            logger.debug("{} handling {} {}", getClass().getName(), obj.getId(), evt.getEventType());
            switch(evt.getEventType()) {
                case MCREvent.CREATE_EVENT:
                    undoClassificationCreated(evt, obj);
                    break;
                case MCREvent.UPDATE_EVENT:
                    undoClassificationUpdated(evt, obj);
                    break;
                case MCREvent.DELETE_EVENT:
                    undoClassificationDeleted(evt, obj);
                    break;
                case MCREvent.REPAIR_EVENT:
                    undoClassificationRepaired(evt, obj);
                    break;
                default:
                    logger.warn("Can't find method for an classification data handler for event type {}", evt.getEventType());
                    break;
            }
            return;
        }
        logger.warn("Can't find method for " + MCREvent.CLASS_TYPE + " for event type {}", evt.getEventType());
    }
}

Example 33 with MCRObject

use of org.mycore.datamodel.metadata.MCRObject in project mycore by MyCoRe-Org.

the class MCRCreateObjectServlet method createObject.

/**
 * Adds a new mycore object to the persistence backend.
 * @param doc
 *  MyCoRe object as XML
 * @return
 *  MCRObjectID of the newly created object.
 * @throws MCRActiveLinkException
 *  If links from or to other objects will fail.
 * @throws JDOMException
 *  from {@link MCRPersistenceHelper#getMCRObject(Document)}
 * @throws IOException
 *  from {@link MCRPersistenceHelper#getMCRObject(Document)}
 * @throws SAXParseException
 * @throws MCRException
 * @throws MCRAccessException
 */
private MCRObjectID createObject(Document doc) throws MCRActiveLinkException, JDOMException, IOException, MCRException, SAXParseException, MCRAccessException {
    MCRObject mcrObject = MCRPersistenceHelper.getMCRObject(doc);
    MCRObjectID objectId = mcrObject.getId();
    // noinspection SynchronizeOnNonFinalField
    checkCreatePrivilege(objectId);
    synchronized (this) {
        if (objectId.getNumberAsInteger() == 0) {
            String objId = mcrObject.getId().toString();
            objectId = MCRObjectID.getNextFreeId(objectId.getBase());
            if (mcrObject.getLabel().equals(objId))
                mcrObject.setLabel(objectId.toString());
            mcrObject.setId(objectId);
        }
    }
    MCRMetadataManager.create(mcrObject);
    return objectId;
}

Example 34 with MCRObject

use of org.mycore.datamodel.metadata.MCRObject in project mycore by MyCoRe-Org.

the class MCRPersistenceHelper method getMCRObject.

/**
 * creates a MCRObject instance on base of JDOM document
 * @param doc
 *  MyCoRe object as XML.
 * @return
 * @throws JDOMException
 *  exception from underlying {@link MCREditorOutValidator}
 * @throws IOException
 *  exception from underlying {@link MCREditorOutValidator} or {@link XMLOutputter}
 * @throws SAXParseException
 * @throws MCRException
 */
static MCRObject getMCRObject(Document doc) throws JDOMException, IOException, MCRException, SAXParseException {
    String id = doc.getRootElement().getAttributeValue("ID");
    MCRObjectID objectID = MCRObjectID.getInstance(id);
    MCREditorOutValidator ev = new MCREditorOutValidator(doc, objectID);
    Document jdom_out = ev.generateValidMyCoReObject();
    if (ev.getErrorLog().size() > 0 && LOGGER.isDebugEnabled()) {
        XMLOutputter xout = new XMLOutputter(Format.getPrettyFormat());
        StringWriter swOrig = new StringWriter();
        xout.output(doc, swOrig);
        LOGGER.debug("Input document \n{}", swOrig);
        for (String logMsg : ev.getErrorLog()) {
            LOGGER.debug(logMsg);
        }
        StringWriter swClean = new StringWriter();
        xout.output(jdom_out, swClean);
        LOGGER.debug("Results in \n{}", swClean);
    }
    return new MCRObject(jdom_out);
}

Example 35 with MCRObject

use of org.mycore.datamodel.metadata.MCRObject in project mycore by MyCoRe-Org.

the class MCRUpdateDerivateServlet method updateDerivateXML.

/**
 * Updates derivate xml in the persistence backend
 * @param editorSubmission
 *  MyCoRe derivate as XML
 * @return
 *  MCRObjectID of the MyCoRe object
 * @throws SAXParseException
 * @throws MCRAccessException
 */
private MCRObjectID updateDerivateXML(Document editorSubmission) throws SAXParseException, IOException, MCRAccessException {
    MCRObjectID objectID;
    Element root = editorSubmission.getRootElement();
    root.setAttribute("noNamespaceSchemaLocation", "datamodel-derivate.xsd", XSI_NAMESPACE);
    root.addNamespaceDeclaration(XLINK_NAMESPACE);
    root.addNamespaceDeclaration(XSI_NAMESPACE);
    byte[] xml = new MCRJDOMContent(editorSubmission).asByteArray();
    MCRDerivate der = new MCRDerivate(xml, true);
    MCRObjectID derivateID = der.getId();
    // store entry of derivate xlink:title in object
    objectID = der.getDerivate().getMetaLink().getXLinkHrefID();
    MCRObject obj = MCRMetadataManager.retrieveMCRObject(objectID);
    MCRObjectStructure structure = obj.getStructure();
    MCRMetaLinkID linkID = structure.getDerivateLink(derivateID);
    linkID.setXLinkTitle(der.getLabel());
    try {
        MCRMetadataManager.update(obj);
        MCRMetadataManager.update(der);
    } catch (MCRPersistenceException | MCRAccessException e) {
        throw new MCRPersistenceException("Can't store label of derivate " + derivateID + " in derivate list of object " + objectID + ".", e);
    }
    return objectID;
}