/**
* @param xmlw - stream to write DublinCore XML for the study
* @param study - get metadata from released version of the study.
* @throws XMLStreamException
* @throws IllegalArgumentException - if study does not have a released version.
*/
public void createDC(XMLStreamWriter xmlw, Study study) throws XMLStreamException {
if (study.getReleasedVersion() == null) {
throw new IllegalArgumentException(
"Study does not have released version, study.id = " + study.getId());
}
Metadata metadata = study.getReleasedVersion().getMetadata();
xmlw.writeStartElement("oai_dc:dc");
xmlw.writeAttribute("xmlns:oai_dc", "http://www.openarchives.org/OAI/2.0/oai_dc/");
xmlw.writeAttribute("xmlns:dc", "http://purl.org/dc/elements/1.1/");
xmlw.writeAttribute("xmlns:xsi", "http://www.w3.org/2001/XMLSchema-instance");
xmlw.writeAttribute(
"xsi:schemaLocation",
"http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd");
// Title
xmlw.writeStartElement("dc:title");
xmlw.writeCharacters(metadata.getTitle());
xmlw.writeEndElement();
// Identifier
xmlw.writeStartElement("dc:identifier");
xmlw.writeCharacters(study.getPersistentURL());
xmlw.writeEndElement();
// Creator
for (StudyAuthor author : metadata.getStudyAuthors()) {
xmlw.writeStartElement("dc:creator");
xmlw.writeCharacters(author.getName());
xmlw.writeEndElement();
}
// Publisher
for (StudyProducer producer : metadata.getStudyProducers()) {
xmlw.writeStartElement("dc:publisher");
xmlw.writeCharacters(producer.getName());
xmlw.writeEndElement();
}
// Date
if (!StringUtil.isEmpty(metadata.getProductionDate())) {
xmlw.writeStartElement("dc:date");
xmlw.writeCharacters(metadata.getProductionDate());
xmlw.writeEndElement();
}
// Relation
for (StudyRelPublication rp : metadata.getStudyRelPublications()) {
xmlw.writeStartElement("dc:relation");
xmlw.writeCharacters(rp.getText());
xmlw.writeEndElement();
}
for (StudyRelMaterial rm : metadata.getStudyRelMaterials()) {
xmlw.writeStartElement("dc:relation");
xmlw.writeCharacters(rm.getText());
xmlw.writeEndElement();
}
for (StudyRelStudy rs : metadata.getStudyRelStudies()) {
xmlw.writeStartElement("dc:relation");
xmlw.writeCharacters(rs.getText());
xmlw.writeEndElement();
}
for (StudyOtherRef or : metadata.getStudyOtherRefs()) {
xmlw.writeStartElement("dc:relation");
xmlw.writeCharacters(or.getText());
xmlw.writeEndElement();
}
// Subject
for (StudyKeyword keyword : metadata.getStudyKeywords()) {
xmlw.writeStartElement("dc:subject");
xmlw.writeCharacters(keyword.getValue());
xmlw.writeEndElement();
}
for (StudyTopicClass topicClass : metadata.getStudyTopicClasses()) {
xmlw.writeStartElement("dc:subject");
xmlw.writeCharacters(topicClass.getValue());
xmlw.writeEndElement();
}
// Description
for (StudyAbstract studyAbstract : metadata.getStudyAbstracts()) {
xmlw.writeStartElement("dc:description");
xmlw.writeCharacters(studyAbstract.getText());
xmlw.writeEndElement();
}
xmlw.writeStartElement("dc:description");
xmlw.writeCharacters("Citation: " + metadata.getTextCitation());
xmlw.writeEndElement();
// Coverage
writeCoverage(xmlw, metadata);
// Type
if (!StringUtil.isEmpty(metadata.getKindOfData())) {
xmlw.writeStartElement("dc:type");
xmlw.writeCharacters(metadata.getKindOfData());
xmlw.writeEndElement();
}
// Source
if (!StringUtil.isEmpty(metadata.getDataSources())) {
xmlw.writeStartElement("dc:source");
xmlw.writeCharacters(metadata.getDataSources());
xmlw.writeEndElement();
}
// Rights
writeRights(xmlw, metadata);
// End root element
xmlw.writeEndElement();
}
