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

Example 41 with Transaction

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

the class ArticleMgmtService method topArticle.

/**
     * Puts an article specified by the given article id to top or cancel top.
     *
     * @param articleId the given article id
     * @param top the specified flag, {@code true} to top, {@code false} to
     * cancel top
     * @throws ServiceException service exception
     */
public void topArticle(final String articleId, final boolean top) throws ServiceException {
    final Transaction transaction = articleRepository.beginTransaction();
    try {
        final JSONObject topArticle = articleRepository.get(articleId);
        topArticle.put(ARTICLE_PUT_TOP, top);
        articleRepository.update(articleId, topArticle);
        transaction.commit();
    } catch (final Exception e) {
        if (transaction.isActive()) {
            transaction.rollback();
        }
        LOGGER.log(Level.ERROR, "Can't put the article[oId{0}] to top", articleId);
        throw new ServiceException(e);
    }
}

Example 42 with Transaction

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

the class ArticleMgmtService method addArticle.

/**
     * Adds an article from the specified request json object.
     *
     * @param requestJSONObject the specified request json object, for example,
     * <pre>
     * {
     *     "article": {
     *         "articleAuthorEmail": "",
     *         "articleTitle": "",
     *         "articleAbstract": "",
     *         "articleContent": "",
     *         "articleTags": "tag1,tag2,tag3",
     *         "articleIsPublished": boolean,
     *         "articlePermalink": "", // optional
     *         "postToCommunity": boolean, // optional, default is true
     *         "articleSignId": "" // optional, default is "0",
     *         "articleCommentable": boolean,
     *         "articleViewPwd": "",
     *         "articleEditorType": "", // optional, preference specified if not exists this key
     *         "oId": "" // optional, generate it if not exists this key
     *     }
     * }
     * </pre>
     * @return generated article id
     * @throws ServiceException service exception
     */
public String addArticle(final JSONObject requestJSONObject) throws ServiceException {
    // TODO: add article args check
    final Transaction transaction = articleRepository.beginTransaction();
    try {
        final JSONObject article = requestJSONObject.getJSONObject(Article.ARTICLE);
        final String ret = addArticleInternal(article);
        transaction.commit();
        return ret;
    } catch (final Exception e) {
        if (transaction.isActive()) {
            transaction.rollback();
        }
        throw new ServiceException(e.getMessage());
    }
}

Example 43 with Transaction

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

the class ArticleMgmtService method removeArticle.

/**
     * Removes the article specified by the given id.
     *
     * @param articleId the given id
     * @throws ServiceException service exception
     */
public void removeArticle(final String articleId) throws ServiceException {
    LOGGER.log(Level.DEBUG, "Removing an article[id={0}]", articleId);
    final Transaction transaction = articleRepository.beginTransaction();
    try {
        decTagRefCount(articleId);
        unArchiveDate(articleId);
        removeTagArticleRelations(articleId);
        removeArticleComments(articleId);
        final JSONObject article = articleRepository.get(articleId);
        articleRepository.remove(articleId);
        statisticMgmtService.decBlogArticleCount();
        if (article.getBoolean(Article.ARTICLE_IS_PUBLISHED)) {
            statisticMgmtService.decPublishedBlogArticleCount();
        }
        final JSONObject author = userRepository.getByEmail(article.optString(Article.ARTICLE_AUTHOR_EMAIL));
        author.put(UserExt.USER_PUBLISHED_ARTICLE_COUNT, author.optInt(UserExt.USER_PUBLISHED_ARTICLE_COUNT) - 1);
        author.put(UserExt.USER_ARTICLE_COUNT, author.optInt(UserExt.USER_ARTICLE_COUNT) - 1);
        userRepository.update(author.optString(Keys.OBJECT_ID), author);
        transaction.commit();
    } catch (final Exception e) {
        if (transaction.isActive()) {
            transaction.rollback();
        }
        LOGGER.log(Level.ERROR, "Removes an article[id=" + articleId + "] failed", e);
        throw new ServiceException(e);
    }
    LOGGER.log(Level.DEBUG, "Removed an article[id={0}]", articleId);
}

Example 44 with Transaction

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

the class ArticleMgmtService method incViewCount.

/**
     * Increments the view count of the article specified by the given article id.
     * 
     * @param articleId the given article id
     * @throws ServiceException service exception
     */
public void incViewCount(final String articleId) throws ServiceException {
    JSONObject article;
    try {
        article = articleRepository.get(articleId);
        if (null == article) {
            return;
        }
    } catch (final RepositoryException e) {
        LOGGER.log(Level.ERROR, "Gets article [id=" + articleId + "] failed", e);
        return;
    }
    final Transaction transaction = articleRepository.beginTransaction();
    try {
        article.put(Article.ARTICLE_VIEW_COUNT, article.getInt(Article.ARTICLE_VIEW_COUNT) + 1);
        articleRepository.update(articleId, article);
        transaction.commit();
    } catch (final Exception e) {
        if (transaction.isActive()) {
            transaction.rollback();
        }
        LOGGER.log(Level.WARN, "Updates article view count failed");
        throw new ServiceException(e);
    }
}

Example 45 with Transaction

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

the class MetaWeblogAPI method addArticle.

/**
     * Adds the specified article.
     *
     * @param article the specified article
     * @throws Exception exception
     */
private void addArticle(final JSONObject article) throws Exception {
    final Transaction transaction = articleRepository.beginTransaction();
    try {
        articleMgmtService.addArticleInternal(article);
        transaction.commit();
    } catch (final ServiceException e) {
        if (transaction.isActive()) {
            transaction.rollback();
        }
        throw e;
    }
}