D-Net

	public XmlRecordFactory(final EntityConfigTable entityConfigTable, final ContextMapper contextMapper, final RelClasses relClasses,

			final String schemaLocation, final boolean entityDefaults, final boolean relDefaults, final boolean childDefeaults)

		this.entityConfigTable = entityConfigTable;

		this.contextMapper = contextMapper;

		this.relClasses = relClasses;

	public String build() {

		// System.out.println("building");

		// System.out.println("main: " + mainEntity);

		// System.out.println("rel:  " + relations);

		final List<String> metadata = decodeType(entity, null, entityDefaults, false);

		// rels has to be processed before the contexts because they enrich the contextMap with the funding info.

		metadata.addAll(buildContexts(type));

		metadata.add(parseDataInfo(mainEntity));

	}

	private String parseDataInfo(final OafDecoder decoder) {

		sb.append("<datainfo>");

		sb.append(asXmlElement("inferred", dataInfo.getInferred() + "", null, null));

		sb.append(asXmlElement("deletedbyinference", dataInfo.getDeletedbyinference() + "", null, null));

		metadata.addAll(listFields(decoder.getMetadata(), filter, defaults, expandingRel));

		metadata.addAll(listFields(decoder.getOafEntity(), filter, defaults, expandingRel));

			metadata.add(asXmlElement("bestlicense", "", getBestLicense(), null));

			metadata.addAll(listFields(decoder.getEntity(), filter, defaults, expandingRel));

		}

			metadata.addAll(listFields(decoder.getEntity(), filter, defaults, expandingRel));

		}

			metadata.addAll(listFields(decoder.getEntity(), filter, defaults, expandingRel));

		}

	private Qualifier getBestLicense() {

		Qualifier bestLicense = getQualifier("UNKNOWN", "not available", "dnet:access_modes");

			if (lc.compare(bestLicense, instance.getLicence()) > 0) {

				bestLicense = instance.getLicence();

			}

		final List<String> rels = Lists.newArrayList();

			final OafRel rel = decoder.getOafRel();

			final OafEntity cachedTarget = rel.getCachedTarget();

			if (relDecoder.getRelSourceId().equals(key) || relDecoder.getRelTargetId().equals(key)) {

				final List<String> metadata = Lists.newArrayList();

				metadata.addAll(listFields(relDecoder.getSubRel(), relFilter, false, true));

				String semanticclass = "";

				String semanticscheme = "";

					final Set<String> filter = entityConfigTable.getFilter(targetType, relDescriptor);

					metadata.addAll(decodeType(OafEntityDecoder.decode(cachedTarget), filter, relDefaults, true));

				}

				// debug

				if (relMetadata == null) {

					// System.err.println(this);

				} else {

					semanticclass = relClasses.getInverse(relMetadata.getSemantics().getClassname());

					semanticscheme = relMetadata.getSemantics().getSchemename();

				incrementCounter(relDescriptor.getSubRelType().toString());

				rels.add(templateFactory.getRel(targetType, relId, metadata, semanticclass, semanticscheme, info.getInferred(), info.getTrust(),

						info.getInferenceprovenance(), info.getProvenanceaction().getClassid()));

	private List<String> listChildren() {

		final List<String> children = Lists.newArrayList();

			addChildren(children, cachedTarget, decoder.getRelDescriptor());

		}

		if (entity.getType().equals(Type.result)) {

				children.add(templateFactory.getInstance(instance.getHostedby().getKey(), listFields(instance, null, false, false),

						listMap(instance.getUrlList(), new UnaryFunction<String, String>() {

							}

						})));

			}

				// Set<String> filters = entityConfigTable.getFilter(Type.result, RelType.resultResult);

				children.add(templateFactory.getChild("externalreference", null, fields));

			}

		}

	private void addChildren(final List<String> children, final OafEntity target, final RelDescriptor relDescriptor) {

		final OafEntityDecoder decoder = OafEntityDecoder.decode(target);

		incrementCounter(relDescriptor.getSubRelType().toString());

		children.add(templateFactory.getChild(decoder.getType().toString(), decoder.getId(), listFields(decoder.getMetadata(), filters, childDefaults, false)));

	}

		if (fields != null) {

				// final String name = getFieldName(e.getKey().getName());

				final String name = e.getKey().getName();

			}

			if (defaults) {

					if (!seen.contains(fd.getName())) {

						addFieldValue(metadata, fd, getDefault(fd), expandingRel);

					}

		case BYTES:

			return "".getBytes();

		case MESSAGE: {

			return null;

		}

		case SFIXED32:

	@SuppressWarnings("unchecked")

	private void addFieldValue(final List<String> metadata, final FieldDescriptor fd, final Object value, final boolean expandingRel) {

		if (fd.getName().equals("datasourcetype")) {

			if (specialDatasourceTypes.contains(classid)) {

				q.setClassid("other").setClassname("other");

			}

			metadata.add(asXmlElement("datasourcetypeui", "", q.build(), null));

		}

				guessType(metadata, fd, o, expandingRel);

			}

		} else {

		if (fd.getType().equals(FieldDescriptor.Type.MESSAGE)) {

			if (Qualifier.getDescriptor().equals(fd.getMessageType())) {

				metadata.add(asXmlElement(fd.getName(), "", qualifier, null));

			}

			if (StructuredProperty.getDescriptor().equals(fd.getMessageType())) {

				metadata.add(asXmlElement(fd.getName(), sp.getValue(), sp.getQualifier(), sp.hasDataInfo() ? sp.getDataInfo() : null));

			}

			if (KeyValue.getDescriptor().equals(fd.getMessageType())) {

				metadata.add("<" + fd.getName() + " name=\"" + escapeXml(kv.getValue()) + "\" id=\"" + escapeXml(removePrefix(kv.getKey())) + "\"/>");

			}

				if (fd.getName().contains("fundingtree")) {

					handleFundingTree(metadata, fd, o, expandingRel);

				} else {

					if (sf.hasDataInfo()) {

						dataInfoAsAttributes(sb, dataInfo);

					}

					sb.append(">" + escapeXml(sf.getValue()) + "</" + fd.getName() + ">");

				}

			}

				metadata.add("<journal " + "issn=\"" + escapeXml(j.getIssnPrinted()) + "\" " + "eissn=\"" + escapeXml(j.getIssnOnline()) + "\" " + "lissn=\""

						+ escapeXml(j.getIssnLinking()) + "\">" + escapeXml(j.getName()) + "</journal>");

			}

				contextes.add(((Result.Context) o).getId());

			}

				sb.append("name=\"" + e.getName() + "\" ");

				sb.append("typology=\"" + e.getTypology() + "\" ");

			}

		} else if (fd.getType().equals(FieldDescriptor.Type.ENUM)) {

			metadata.add(asXmlElement(fd.getName(), ((EnumValueDescriptor) o).getName(), null, null));

		} else {

			metadata.add(asXmlElement(fd.getName(), o.toString(), null, null));

	private List<String> buildContexts(final Type type) {

		final List<String> res = Lists.newArrayList();

			XMLTag document = XMLDoc.newDocument(true).addRoot("contextRoot");

				String token = "";

				while (st.hasMoreTokens()) {

					token += st.nextToken();

					final ContextDef def = contextMapper.get(token);

					if (def.getName().equals("context")) {

						if (!document.gotoRoot().rawXpathBoolean(xpath, new Object())) {

							document = addContextDef(document.gotoRoot(), def);

						}

					}

					if (def.getName().equals("category")) {

						document = addContextDef(document.gotoRoot().gotoTag("//context[./@id='" + rootId + "']", new Object()), def);

					}

				}

			}

				try {

					res.add(asStringElement(x));

					throw new RuntimeException(e);

				}

			}

	private XMLTag addContextDef(final XMLTag tag, final ContextDef def) {

		tag.addTag(def.getName()).addAttribute("id", def.getId()).addAttribute("label", def.getLabel());

			tag.addAttribute("type", def.getType());

		}

		return tag;

	}

	private String asStringElement(final org.w3c.dom.Element element) throws TransformerException {

		transformer.transform(new DOMSource(element), new StreamResult(buffer));

		return buffer.toString();

	}

	@SuppressWarnings("unchecked")

	private void handleFundingTree(final List<String> metadata, final FieldDescriptor fd, final Object o, final boolean expandingRel) {

		if (expandingRel) {

			try {

				int i = 0;

				String funding = "<funding>";

				String _id = "";

					_id += ((Element) id).getText();

					funding += "<funding_level_" + i + ">" + escapeXml(_id) + "</funding_level_" + i + ">";

					_id += "::";

				funding += "</funding>";

				// System.out.println("-------------------------------\n" + xmlTree + "\n" + funding);

				metadata.add(funding);

				System.err.println("unable to parse funding tree: " + xmlTree + "\n" + e.getMessage());

			}

		} else {

	private String asXmlJSon(final String root, final String json) {

		try {

			contextes.add(contextId);

			return xml;

			System.err.println("unable to parse json: " + json + "\n" + e.getMessage());

			return "<" + root + "/>";

		}

	private String parseFundingJson(final JSONObject o) {

		try {

			String id = obj.getString("id").toLowerCase();

			if (id.startsWith("welcometrust::")) {

			}

			return id;

			throw new RuntimeException(e);

		}

	}

		if (dataInfo != null) {

			sb = dataInfoAsAttributes(sb, dataInfo);

		}

			sb.append("/>");

			return sb.toString();

			// return "<" + name + getAttributes(q) + "/>";

	}

	private String getAttributes(final Qualifier q) {

			// sb.append(" " + e.getKey().getName() + "=\"" + escapeXml(e.getValue().toString()) + "\"");

			sb.append(" ");

			sb.append(e.getKey().getName());

	private Set<Entry<FieldDescriptor, Object>> filterFields(final GeneratedMessage fields, final Set<String> filter) {

		if (filter != null) {

				@Override

				public boolean apply(final FieldDescriptor descriptor) {

					return filter.contains(name);

				}

			};

			// System.out.println(

			// "filtered " + type.toString() + ": " + toString(filterEntries.keySet()) + "\n" +

			// "builder  " + fields.getDescriptorForType().getFullName() + ": " + toString(fields.getAllFields().keySet()));

	}

	public static String removePrefix(final String s) {

		return s;

	}

	}

	private List<String> countersAsXml() {

			out.add(String.format("<counter_%s value=\"%s\"/>", e.getKey(), e.getValue()));

		}

		return out;

	@Override

	public String toString() {

		sb.append("################################################\n");

		sb.append("ID: ").append(key).append("\n");

		if (mainEntity != null) {

		}

		if (relations != null) {

			sb.append("\nRELATIONS:\n");

				sb.append(decoder.getOafRel().toString() + "\n");

			}

		}

		if (children != null) {

			sb.append("\nCHILDREN:\n");

				sb.append(decoder.getOafRel().toString() + "\n");

			}

		}