🎨 Fix #12307

src/main/java/org/b3log/solo/repository/impl/ArchiveDateRepositoryImpl.java

@@ -15,7 +15,6 @@
  */
 package org.b3log.solo.repository.impl;
 
-
 import org.apache.commons.lang.time.DateUtils;
 import org.b3log.latke.Keys;
 import org.b3log.latke.logging.Level;
@@ -32,12 +31,11 @@ import java.text.ParseException;
 import java.util.Iterator;
 import java.util.List;
 
-
 /**
  * Archive date repository.
  *
  * @author <a href="http://88250.b3log.org">Liang Ding</a>
- * @version 1.0.0.8, Jan 31, 2013
+ * @version 1.0.0.9, Jun 6, 2017
  * @since 0.3.1
  */
 @Repository
@@ -60,10 +58,9 @@ public class ArchiveDateRepositoryImpl extends AbstractRepository implements Arc
         long time = 0L;
 
         try {
-            time = DateUtils.parseDate(archiveDate, new String[] {"yyyy/MM"}).getTime();
+            time = DateUtils.parseDate(archiveDate, new String[]{"yyyy/MM"}).getTime();
         } catch (final ParseException e) {
-            LOGGER.log(Level.ERROR, "Can not parse archive date [" + archiveDate + "]", e);
-            throw new RepositoryException("Can not parse archive date [" + archiveDate + "]");
+            return null;
         }
 
         LOGGER.log(Level.TRACE, "Archive date [{0}] parsed to time [{1}]", archiveDate, time);
@@ -85,7 +82,7 @@ public class ArchiveDateRepositoryImpl extends AbstractRepository implements Arc
     @Override
     public List<JSONObject> getArchiveDates() throws RepositoryException {
         final org.b3log.latke.repository.Query query = new Query().addSort(ArchiveDate.ARCHIVE_TIME, SortDirection.DESCENDING).setPageCount(
-            1);
+                1);
         final JSONObject result = get(query);
 
         final JSONArray archiveDates = result.optJSONArray(Keys.RESULTS);

src/main/java/org/b3log/solo/service/ArchiveDateQueryService.java

@@ -87,7 +87,6 @@ public class ArchiveDateQueryService {
 
         try {
             final JSONObject archiveDate = archiveDateRepository.getByArchiveDate(archiveDateString);
-
             if (null == archiveDate) {
                 return null;
             }