Package org.b3log.latke.repository

Examples of org.b3log.latke.repository.Query

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        return get(query);
    }

    @Override
    public JSONObject getByPermalink(final String permalink) throws RepositoryException {
        final Query query = new Query().setFilter(new PropertyFilter(Article.ARTICLE_PERMALINK, FilterOperator.EQUAL, permalink)).setPageCount(
            1);

        final JSONObject result = get(query);
        final JSONArray array = result.optJSONArray(Keys.RESULTS);
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        return array.optJSONObject(0);
    }

    @Override
    public List<JSONObject> getRecentArticles(final int fetchSize) throws RepositoryException {
        final Query query = new Query();

        query.setFilter(new PropertyFilter(Article.ARTICLE_IS_PUBLISHED, FilterOperator.EQUAL, true));
        query.addSort(Article.ARTICLE_UPDATE_DATE, SortDirection.DESCENDING);
        query.setCurrentPageNum(1);
        query.setPageSize(fetchSize);
        query.setPageCount(1);

        final JSONObject result = get(query);
        final JSONArray array = result.optJSONArray(Keys.RESULTS);

        return CollectionUtils.jsonArrayToList(array);
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        return CollectionUtils.jsonArrayToList(array);
    }

    @Override
    public List<JSONObject> getMostCommentArticles(final int num) throws RepositoryException {
        final Query query = new Query().addSort(Article.ARTICLE_COMMENT_COUNT, SortDirection.DESCENDING).addSort(Article.ARTICLE_UPDATE_DATE, SortDirection.DESCENDING).setFilter(new PropertyFilter(Article.ARTICLE_IS_PUBLISHED, FilterOperator.EQUAL, true)).setCurrentPageNum(1).setPageSize(num).setPageCount(
            1);

        final JSONObject result = get(query);
        final JSONArray array = result.optJSONArray(Keys.RESULTS);
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        return CollectionUtils.jsonArrayToList(array);
    }

    @Override
    public List<JSONObject> getMostViewCountArticles(final int num) throws RepositoryException {
        final Query query = new Query();

        query.addSort(Article.ARTICLE_VIEW_COUNT, SortDirection.DESCENDING).addSort(Article.ARTICLE_UPDATE_DATE, SortDirection.DESCENDING);
        query.setFilter(new PropertyFilter(Article.ARTICLE_IS_PUBLISHED, FilterOperator.EQUAL, true));
        query.setCurrentPageNum(1);
        query.setPageSize(num);
        query.setPageCount(1);

        final JSONObject result = get(query);
        final JSONArray array = result.optJSONArray(Keys.RESULTS);

        return CollectionUtils.jsonArrayToList(array);
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    @Override
    public JSONObject getPreviousArticle(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.LESS_THAN, currentArticleCreateDate), new PropertyFilter(Article.ARTICLE_IS_PUBLISHED, FilterOperator.EQUAL, true))).addSort(Article.ARTICLE_CREATE_DATE, SortDirection.DESCENDING).setCurrentPageNum(1).setPageSize(1).setPageCount(1).addProjection(Article.ARTICLE_TITLE, String.class).addProjection(
            Article.ARTICLE_PERMALINK, String.class);

        final JSONObject result = get(query);
        final JSONArray array = result.optJSONArray(Keys.RESULTS);
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    @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);

        final JSONObject result = get(query);
        final JSONArray array = result.optJSONArray(Keys.RESULTS);
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        final double mid = Math.random() + RANDOM_RANGE;

        LOGGER.log(Level.TRACE, "Random mid[{0}]", mid);

        Query query = new Query();

        query.setFilter(
            CompositeFilterOperator.and(new PropertyFilter(Article.ARTICLE_RANDOM_DOUBLE, FilterOperator.GREATER_THAN_OR_EQUAL, mid),
            new PropertyFilter(Article.ARTICLE_RANDOM_DOUBLE, FilterOperator.LESS_THAN_OR_EQUAL, mid),
            new PropertyFilter(Article.ARTICLE_IS_PUBLISHED, FilterOperator.EQUAL, true)));
        query.setCurrentPageNum(1);
        query.setPageSize(fetchSize);
        query.setPageCount(1);

        final JSONObject result1 = get(query);
        final JSONArray array1 = result1.optJSONArray(Keys.RESULTS);

        final List<JSONObject> list1 = CollectionUtils.<JSONObject>jsonArrayToList(array1);

        ret.addAll(list1);

        final int reminingSize = fetchSize - array1.length();

        if (0 != reminingSize) { // Query for remains
            query = new Query();
            query.setFilter(
                CompositeFilterOperator.and(new PropertyFilter(Article.ARTICLE_RANDOM_DOUBLE, FilterOperator.GREATER_THAN_OR_EQUAL, 0D),
                new PropertyFilter(Article.ARTICLE_RANDOM_DOUBLE, FilterOperator.LESS_THAN_OR_EQUAL, mid),
                new PropertyFilter(Article.ARTICLE_IS_PUBLISHED, FilterOperator.EQUAL, true)));
            query.setCurrentPageNum(1);
            query.setPageSize(reminingSize);
            query.setPageCount(1);

            final JSONObject result2 = get(query);
            final JSONArray array2 = result2.optJSONArray(Keys.RESULTS);

            final List<JSONObject> list2 = CollectionUtils.<JSONObject>jsonArrayToList(array2);
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     */
    private static final UserRepositoryImpl SINGLETON = new UserRepositoryImpl(User.USER);

    @Override
    public JSONObject getByEmail(final String email) throws RepositoryException {
        final Query query = new Query().setPageCount(1);
        query.addFilter(User.USER_EMAIL, FilterOperator.EQUAL, email.toLowerCase().trim());

        final JSONObject result = get(query);
        final JSONArray array = result.optJSONArray(Keys.RESULTS);

        if (0 == array.length()) {
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        return array.optJSONObject(0);
    }

    @Override
    public JSONObject getAdmin() throws RepositoryException {
        final Query query = new Query().addFilter(User.USER_ROLE, FilterOperator.EQUAL, Role.ADMIN_ROLE).setPageCount(1);
        final JSONObject result = get(query);
        final JSONArray array = result.optJSONArray(Keys.RESULTS);

        if (0 == array.length()) {
            return null;
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    }

    @Override
    public List<JSONObject> getComments(final String onId, final int currentPageNum, final int pageSize)
        throws RepositoryException {
        final Query query = new Query().addSort(Keys.OBJECT_ID, SortDirection.DESCENDING).setFilter(new PropertyFilter(Comment.COMMENT_ON_ID, FilterOperator.EQUAL, onId)).setCurrentPageNum(currentPageNum).setPageSize(pageSize).setPageCount(
            1);

        final JSONObject result = get(query);

        final JSONArray array = result.optJSONArray(Keys.RESULTS);
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Related Classes of org.b3log.latke.repository.Query

  • org.b3log.latke.remote.RepositoryAccessor
  • org.b3log.latke.repository.impl.UserRepositoryImpl
  • org.b3log.latke.repository.jdbc.JdbcRepositoryTestCase
  • org.b3log.solo.action.feed.BlogArticlesFeedServlet
  • org.b3log.solo.action.impl.RemoveAllDataServlet
  • org.b3log.solo.action.impl.TagsAction
  • org.b3log.solo.action.util.Filler
  • org.b3log.solo.fix.TagArticleCounterRepair
  • org.b3log.solo.jsonrpc.impl.AdminService
  • org.b3log.solo.jsonrpc.impl.ArticleService
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