String subject = dcCore.getFirstValue(DublinCore.ELEMENT_SUBJECT);
String creator = dcCore.getFirstValue(DublinCore.ELEMENT_CREATOR);
String dateIssued = dcCore.getFirstValue(DublinCore.TERM_ISSUED);
dcCore.setValue(DublinCore.ELEMENT_CREATOR, CREATOR);
dcCore.save();
Document doc2 = map.get(publication, AREA, DOCUMENT_ID, LANGUAGE);
MetaData dcCore2 = doc2.getMetaDataManager().getDublinCoreMetaData();
assertEquals(title, dcCore2.getFirstValue(DublinCore.ELEMENT_TITLE));