Examples with MetadataValue org.dspace.content.MetadataValue used on opensource projects

Example 31 with MetadataValue

use of org.dspace.content.MetadataValue in project DSpace by DSpace.

the class MetadataValuesMatchCondition method getResult.

/**
 * Return true if any value for a specified field in the item matches any of the specified regex patterns
 * Return false if not
 * @param context   DSpace context
 * @param item      Item to evaluate
 * @return boolean result of evaluation
 * @throws LogicalStatementException
 */
@Override
public boolean getResult(Context context, Item item) throws LogicalStatementException {
    String field = (String) getParameters().get("field");
    if (field == null) {
        return false;
    }
    String[] fieldParts = field.split("\\.");
    String schema = (fieldParts.length > 0 ? fieldParts[0] : null);
    String element = (fieldParts.length > 1 ? fieldParts[1] : null);
    String qualifier = (fieldParts.length > 2 ? fieldParts[2] : null);
    List<MetadataValue> values = itemService.getMetadata(item, schema, element, qualifier, Item.ANY);
    for (MetadataValue value : values) {
        if (getParameters().get("patterns") instanceof List) {
            List<String> patternList = (List<String>) getParameters().get("patterns");
            // If the list is empty, just return true and log error?
            log.error("No patterns were passed for metadata value matching, defaulting to 'true'");
            if (patternList == null) {
                return true;
            }
            for (String pattern : patternList) {
                log.debug("logic for " + item.getHandle() + ": pattern passed is " + pattern + ", checking value " + value.getValue());
                Pattern p = Pattern.compile(pattern);
                Matcher m = p.matcher(value.getValue());
                if (m.find()) {
                    return true;
                }
            }
        }
    }
    return false;
}

Example 32 with MetadataValue

use of org.dspace.content.MetadataValue in project DSpace by DSpace.

the class TemplateItemConverter method convert.

@Override
public TemplateItemRest convert(TemplateItem templateItem, Projection projection) {
    TemplateItemRest templateItemRest = new TemplateItemRest();
    templateItemRest.setProjection(projection);
    if (templateItem.getID() != null) {
        templateItemRest.setId(templateItem.getID());
        templateItemRest.setUuid(templateItem.getID());
    }
    templateItemRest.setLastModified(templateItem.getLastModified());
    Collection templateItemOf = templateItem.getTemplateItemOf();
    if (templateItemOf != null) {
        templateItemRest.setTemplateItemOf(converter.toRest(templateItemOf, projection));
    }
    List<MetadataValue> fullList = itemService.getMetadata(templateItem.getItem(), Item.ANY, Item.ANY, Item.ANY, Item.ANY, true);
    MetadataValueList metadataValues = new MetadataValueList(fullList);
    templateItemRest.setMetadata(converter.toRest(metadataValues, projection));
    return templateItemRest;
}

Example 33 with MetadataValue

use of org.dspace.content.MetadataValue in project DSpace by DSpace.

the class ItemConverter method convert.

@Override
public ItemRest convert(Item obj, Projection projection) {
    ItemRest item = super.convert(obj, projection);
    item.setInArchive(obj.isArchived());
    item.setDiscoverable(obj.isDiscoverable());
    item.setWithdrawn(obj.isWithdrawn());
    item.setLastModified(obj.getLastModified());
    List<MetadataValue> entityTypes = itemService.getMetadata(obj, "dspace", "entity", "type", Item.ANY, false);
    if (CollectionUtils.isNotEmpty(entityTypes) && StringUtils.isNotBlank(entityTypes.get(0).getValue())) {
        item.setEntityType(entityTypes.get(0).getValue());
    }
    return item;
}

Example 34 with MetadataValue

use of org.dspace.content.MetadataValue in project DSpace by DSpace.

the class DIMDisseminationCrosswalk method disseminateElement.

@Override
public Element disseminateElement(Context context, DSpaceObject dso) throws CrosswalkException, IOException, SQLException, AuthorizeException {
    if (dso.getType() != Constants.ITEM) {
        throw new CrosswalkObjectNotSupported("DIMDisseminationCrosswalk can only crosswalk an Item.");
    }
    Item item = (Item) dso;
    List<MetadataValue> dc = itemService.getMetadata(item, Item.ANY, Item.ANY, Item.ANY, Item.ANY);
    Element dim = new Element("dim", DIM_NS);
    for (MetadataValue aDc : dc) {
        MetadataField metadataField = aDc.getMetadataField();
        MetadataSchema metadataSchema = metadataField.getMetadataSchema();
        Element field = new Element("field", DIM_NS);
        field.setAttribute("mdschema", metadataSchema.getName());
        field.setAttribute("element", metadataField.getElement());
        if (metadataField.getQualifier() != null) {
            field.setAttribute("qualifier", metadataField.getQualifier());
        }
        if (aDc.getLanguage() != null) {
            field.setAttribute("lang", aDc.getLanguage());
        }
        if (aDc.getValue() != null) {
            field.setText(aDc.getValue());
        }
        dim.addContent(field);
    }
    return dim;
}

Example 35 with MetadataValue

use of org.dspace.content.MetadataValue in project DSpace by DSpace.

the class GeneratePubmedQueryService method generateQueryForItem.

/**
 * Create a Query object based on a given item.
 * If the item has at least 1 value for dc.identifier.doi, the first one will be used.
 * If no DOI is found, the title will be used.
 * When no DOI or title is found, an null object is returned instead.
 *
 * @param item the Item to create a Query from
 */
@Override
public Query generateQueryForItem(Item item) throws MetadataSourceException {
    Query query = new Query();
    // Retrieve an instance of the ItemService to access business calls on an item.
    ItemService itemService = ContentServiceFactory.getInstance().getItemService();
    List<MetadataValue> doi = itemService.getMetadata(item, "dc", "identifier", "doi", Item.ANY);
    if (doi.size() > 0) {
        query.addParameter("term", doi.get(0).getValue());
        query.addParameter("field", "ELocationID");
        return query;
    }
    List<MetadataValue> title = itemService.getMetadata(item, "dc", "title", null, Item.ANY);
    if (title.size() > 0) {
        query.addParameter("term", title.get(0).getValue());
        query.addParameter("field", "title");
        return query;
    }
    return null;
}