Examples with RepositoryException org.b3log.latke.repository.RepositoryException used on opensource projects

Example 11 with RepositoryException

use of org.b3log.latke.repository.RepositoryException in project solo by b3log.

the class TagQueryService method getTagByTitle.

/**
     * Gets a tag by the specified tag title.
     *
     * @param tagTitle the specified tag title
     * @return for example,      <pre>
     * {
     *     "tag": {
     *         "oId": "",
     *         "tagTitle": "",
     *         "tagReferenceCount": int,
     *         "tagPublishedRefCount": int
     *     }
     * }
     * </pre>, returns {@code null} if not found
     *
     * @throws ServiceException service exception
     */
public JSONObject getTagByTitle(final String tagTitle) throws ServiceException {
    try {
        final JSONObject ret = new JSONObject();
        final JSONObject tag = tagRepository.getByTitle(tagTitle);
        if (null == tag) {
            return null;
        }
        ret.put(Tag.TAG, tag);
        LOGGER.log(Level.DEBUG, "Got an tag[title={0}]", tagTitle);
        return ret;
    } catch (final RepositoryException e) {
        LOGGER.log(Level.ERROR, "Gets an article failed", e);
        throw new ServiceException(e);
    }
}

Example 12 with RepositoryException

use of org.b3log.latke.repository.RepositoryException in project solo by b3log.

the class TagQueryService method getTags.

/**
     * Gets all tags.
     *
     * @return for example,      <pre>
     * [
     *     {"tagTitle": "", "tagReferenceCount": int, ....},
     *     ....
     * ]
     * </pre>, returns an empty list if not found
     *
     * @throws ServiceException service exception
     */
public List<JSONObject> getTags() throws ServiceException {
    try {
        final Query query = new Query().setPageCount(1);
        final JSONObject result = tagRepository.get(query);
        final JSONArray tagArray = result.optJSONArray(Keys.RESULTS);
        return CollectionUtils.jsonArrayToList(tagArray);
    } catch (final RepositoryException e) {
        LOGGER.log(Level.ERROR, "Gets tags failed", e);
        throw new ServiceException(e);
    }
}

Example 13 with RepositoryException

use of org.b3log.latke.repository.RepositoryException in project solo by b3log.

the class TagQueryService method getTopTags.

/**
     * Gets top (reference count descending) tags.
     *
     * @param fetchSize the specified fetch size
     * @return for example,      <pre>
     * [
     *     {"tagTitle": "", "tagReferenceCount": int, ....},
     *     ....
     * ]
     * </pre>, returns an empty list if not found
     *
     * @throws ServiceException service exception
     */
public List<JSONObject> getTopTags(final int fetchSize) throws ServiceException {
    try {
        final Query query = new Query().setPageCount(1).setPageSize(fetchSize).addSort(Tag.TAG_PUBLISHED_REFERENCE_COUNT, SortDirection.DESCENDING);
        final JSONObject result = tagRepository.get(query);
        final JSONArray tagArray = result.optJSONArray(Keys.RESULTS);
        return CollectionUtils.jsonArrayToList(tagArray);
    } catch (final RepositoryException e) {
        LOGGER.log(Level.ERROR, "Gets top tags failed", e);
        throw new ServiceException(e);
    }
}

Example 14 with RepositoryException

use of org.b3log.latke.repository.RepositoryException in project solo by b3log.

the class ArchiveDateRepositoryImpl method getByArchiveDate.

@Override
public JSONObject getByArchiveDate(final String archiveDate) throws RepositoryException {
    long time = 0L;
    try {
        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 + "]");
    }
    LOGGER.log(Level.TRACE, "Archive date [{0}] parsed to time [{1}]", new Object[] { archiveDate, time });
    final Query query = new Query();
    query.setFilter(new PropertyFilter(ArchiveDate.ARCHIVE_TIME, FilterOperator.EQUAL, time)).setPageCount(1);
    final JSONObject result = get(query);
    final JSONArray array = result.optJSONArray(Keys.RESULTS);
    if (0 == array.length()) {
        return null;
    }
    return array.optJSONObject(0);
}

Example 15 with RepositoryException

use of org.b3log.latke.repository.RepositoryException in project solo by b3log.

the class ArticleRepositoryImpl method getNextArticle.

@Override
public JSONObject getNextArticle(final String articleId) throws RepositoryException {
    final JSONObject currentArticle = get(articleId);
    final Date currentArticleCreateDate = (Date) currentArticle.opt(Article.ARTICLE_CREATE_DATE);
    final Query query = new Query().setFilter(CompositeFilterOperator.and(new PropertyFilter(Article.ARTICLE_CREATE_DATE, FilterOperator.GREATER_THAN, currentArticleCreateDate), new PropertyFilter(Article.ARTICLE_IS_PUBLISHED, FilterOperator.EQUAL, true))).addSort(Article.ARTICLE_CREATE_DATE, SortDirection.ASCENDING).setCurrentPageNum(1).setPageSize(1).setPageCount(1).addProjection(Article.ARTICLE_TITLE, String.class).addProjection(Article.ARTICLE_PERMALINK, String.class).addProjection(Article.ARTICLE_ABSTRACT, String.class);
    final JSONObject result = get(query);
    final JSONArray array = result.optJSONArray(Keys.RESULTS);
    if (1 != array.length()) {
        return null;
    }
    final JSONObject ret = new JSONObject();
    final JSONObject article = array.optJSONObject(0);
    try {
        ret.put(Article.ARTICLE_TITLE, article.getString(Article.ARTICLE_TITLE));
        ret.put(Article.ARTICLE_PERMALINK, article.getString(Article.ARTICLE_PERMALINK));
        ret.put(Article.ARTICLE_ABSTRACT, article.getString((Article.ARTICLE_ABSTRACT)));
    } catch (final JSONException e) {
        throw new RepositoryException(e);
    }
    return ret;
}