fixed a xpath

dhp-workflows/dhp-aggregation/src/main/java/eu/dnetlib/dhp/collection/plugin/base/BaseCollectorPlugin.java

@@ -45,9 +45,9 @@ public class BaseCollectorPlugin implements CollectorPlugin {
 	public Stream<String> collect(final ApiDescriptor api, final AggregatorReport report) throws CollectorException {
 		// get path to file
 		final Path filePath = Optional
-			.ofNullable(api.getBaseUrl())
-			.map(Path::new)
-			.orElseThrow(() -> new CollectorException("missing baseUrl"));
+				.ofNullable(api.getBaseUrl())
+				.map(Path::new)
+				.orElseThrow(() -> new CollectorException("missing baseUrl"));
 
 		final String dbUrl = api.getParams().get("dbUrl");
 		final String dbUser = api.getParams().get("dbUser");
@@ -59,9 +59,7 @@ public class BaseCollectorPlugin implements CollectorPlugin {
 		log.info("dbPassword: {}", "***");
 
 		try {
-			if (!this.fs.exists(filePath)) {
-				throw new CollectorException("path does not exist: " + filePath);
-			}
+			if (!this.fs.exists(filePath)) { throw new CollectorException("path does not exist: " + filePath); }
 		} catch (final Throwable e) {
 			throw new CollectorException(e);
 		}
@@ -71,39 +69,44 @@ public class BaseCollectorPlugin implements CollectorPlugin {
 		final Iterator<String> iterator = new BaseCollectorIterator(this.fs, filePath, report);
 		final Spliterator<String> spliterator = Spliterators.spliteratorUnknownSize(iterator, Spliterator.ORDERED);
 		return StreamSupport
-			.stream(spliterator, false)
-			.filter(doc -> filterXml(doc, acceptedOpendoarIds, report));
+				.stream(spliterator, false)
+				.filter(doc -> filterXml(doc, acceptedOpendoarIds, report));
 	}
 
 	private Set<String> findAcceptedOpendoarIds(final String dbUrl, final String dbUser, final String dbPassword)
-		throws CollectorException {
+			throws CollectorException {
 		final Set<String> accepted = new HashSet<>();
 
 		try (final DbClient dbClient = new DbClient(dbUrl, dbUser, dbPassword)) {
 
 			final String sql = IOUtils
-				.toString(
-					BaseAnalyzerJob.class
-						.getResourceAsStream("/eu/dnetlib/dhp/collection/plugin/base/sql/opendoar-accepted.sql"));
+					.toString(BaseAnalyzerJob.class
+							.getResourceAsStream("/eu/dnetlib/dhp/collection/plugin/base/sql/opendoar-accepted.sql"));
 
 			dbClient.processResults(sql, row -> {
 				try {
-					accepted.add(row.getString("id"));
+					final String dsId = row.getString("id");
+					log.info("Accepted Datasource: " + dsId);
+					accepted.add(dsId);
 				} catch (final SQLException e) {
 					log.error("Error in SQL", e);
 					throw new RuntimeException("Error in SQL", e);
 				}
 			});
+
 		} catch (final IOException e) {
 			log.error("Error accessong SQL", e);
 			throw new CollectorException("Error accessong SQL", e);
 		}
+
+		log.info("Accepted Datasources (TOTAL): " + accepted.size());
+
 		return accepted;
 	}
 
 	private boolean filterXml(final String xml, final Set<String> acceptedOpendoarIds, final AggregatorReport report) {
 		try {
-			final String id = DocumentHelper.parseText(xml).valueOf("//*[local-name='collection']/@opendoar_id").trim();
+			final String id = DocumentHelper.parseText(xml).valueOf("//*[local-name()='collection']/@opendoar_id").trim();
 			return (StringUtils.isNotBlank(id) && acceptedOpendoarIds.contains("opendoar____::" + id.trim()));
 		} catch (final DocumentException e) {
 			log.error("Error parsing document", e);