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

Example 41 with MCRObject

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

the class MCRMetadataHistoryCommands method buildObjectHistory.

private static Stream<MCRMetaHistoryItem> buildObjectHistory(MCRObjectID objId, List<MCRMetadataVersion> versions) throws IOException {
    boolean exist = false;
    LogManager.getLogger().debug("Complete history rebuild of {} should be possible", objId);
    ArrayList<MCRMetaHistoryItem> items = new ArrayList<>(100);
    for (MCRMetadataVersion version : versions) {
        String user = version.getUser();
        Instant revDate = version.getDate().toInstant();
        if (version.getType() == MCRMetadataVersion.DELETED) {
            if (exist) {
                items.add(delete(objId, user, revDate));
                exist = false;
            }
        } else {
            // created or updated
            int timeOffset = 0;
            if (version.getType() == MCRMetadataVersion.CREATED && !exist) {
                items.add(create(objId, user, revDate));
                timeOffset = 1;
                exist = true;
            }
            try {
                MCRObject obj = new MCRObject(version.retrieve().asXML());
                boolean objectIsHidden = MCRMetadataHistoryManager.objectIsHidden(obj);
                if (objectIsHidden && exist) {
                    items.add(delete(objId, user, revDate.plusMillis(timeOffset)));
                    exist = false;
                } else if (!objectIsHidden && !exist) {
                    items.add(create(objId, user, revDate.plusMillis(timeOffset)));
                    exist = true;
                }
            } catch (JDOMException | SAXException e) {
                LogManager.getLogger().error("Error while reading revision {} of {}", version.getRevision(), objId, e);
            }
        }
    }
    return items.stream();
}

Example 42 with MCRObject

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

the class MCRDefaultMetadataShareAgent method receiveMetadata.

/* (non-Javadoc)
     * @see org.mycore.datamodel.metadata.share.MCRMetadataShareAgent#inheritMetadata(org.mycore.datamodel.metadata.MCRObject, org.mycore.datamodel.metadata.MCRObject)
     */
@Override
public void receiveMetadata(MCRObject child) {
    MCRObjectID parentID = child.getStructure().getParentID();
    if (parentID == null) {
        return;
    }
    LOGGER.debug("Parent ID = {}", parentID);
    MCRObject parent = MCRMetadataManager.retrieveMCRObject(parentID);
    // remove already embedded inherited tags
    child.getMetadata().removeInheritedMetadata();
    // insert heritable tags
    child.getMetadata().appendMetadata(parent.getMetadata().getHeritableMetadata());
}

Example 43 with MCRObject

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

the class MCRDefaultMetadataShareAgent method distributeMetadata.

/* (non-Javadoc)
     * @see org.mycore.datamodel.metadata.share.MCRMetadataShareAgent#inheritMetadata(org.mycore.datamodel.metadata.MCRObject)
     */
@Override
public void distributeMetadata(MCRObject parent) throws MCRPersistenceException, MCRAccessException {
    for (MCRMetaLinkID childId : parent.getStructure().getChildren()) {
        LOGGER.debug("Update metadata from Child {}", childId);
        final MCRObject child = MCRMetadataManager.retrieveMCRObject(childId.getXLinkHrefID());
        MCRMetadataManager.update(child);
    }
}

Example 44 with MCRObject

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

the class MCREditorOutValidator method generateValidMyCoReObject.

/**
 * tries to generate a valid MCRObject as JDOM Document.
 *
 * @return MCRObject
 */
public Document generateValidMyCoReObject() throws JDOMException, SAXParseException, IOException {
    MCRObject obj;
    // load the JDOM object
    XPathFactory.instance().compile("/mycoreobject/*/*/*/@editor.output", Filters.attribute()).evaluate(input).forEach(Attribute::detach);
    try {
        byte[] xml = new MCRJDOMContent(input).asByteArray();
        obj = new MCRObject(xml, true);
    } catch (SAXParseException e) {
        XMLOutputter xout = new XMLOutputter(Format.getPrettyFormat());
        LOGGER.warn("Failure while parsing document:\n{}", xout.outputString(input));
        throw e;
    }
    Date curTime = new Date();
    obj.getService().setDate("modifydate", curTime);
    // return the XML tree
    input = obj.createXML();
    return input;
}

Example 45 with MCRObject

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

the class MCRObjectCommands method processFromFile.

/**
 * Load or update an MCRObject's from an XML file.
 *
 * @param file
 *            the location of the xml file
 * @param update
 *            if true, object will be updated, else object is created
 * @param importMode
 *            if true, servdates are taken from xml file
 * @throws SAXParseException
 *            unable to build the mycore object from the file's URI
 * @throws MCRException
 *            the parent of the given object does not exists
 * @throws MCRAccessException
 *            if write permission is missing
 */
private static boolean processFromFile(File file, boolean update, boolean importMode) throws MCRException, SAXParseException, IOException, MCRAccessException {
    if (!file.getName().endsWith(".xml")) {
        LOGGER.warn("{} ignored, does not end with *.xml", file);
        return false;
    }
    if (!file.isFile()) {
        LOGGER.warn("{} ignored, is not a file.", file);
        return false;
    }
    LOGGER.info("Reading file {} ...", file);
    MCRObject mcrObject = new MCRObject(file.toURI());
    if (mcrObject.hasParent()) {
        MCRObjectID parentID = mcrObject.getStructure().getParentID();
        if (!MCRMetadataManager.exists(mcrObject.getStructure().getParentID())) {
            throw new MCRException("The parent object " + parentID + "does not exist for " + mcrObject + ".");
        }
    }
    mcrObject.setImportMode(importMode);
    LOGGER.debug("Label --> {}", mcrObject.getLabel());
    if (update) {
        MCRMetadataManager.update(mcrObject);
        LOGGER.info("{} updated.", mcrObject.getId());
    } else {
        MCRMetadataManager.create(mcrObject);
        LOGGER.info("{} loaded.", mcrObject.getId());
    }
    return true;
}