public int getMediaCount(Keyword keyword) {

        HttpSolrServer solrServer = SolrServer.getInstance().getServer();

        SolrQuery sQuery = new SolrQuery();

        int result = ;

        try {

            String para = this.initKeywordQueryPara(keyword);//这边的值大概是酱紫的 "* AND publishTime:[1360000 TO 13700000]  AND contentStr:\"关键字\"";

            sQuery.setFacet(true);

            sQuery.setFacetMinCount();

            sQuery.addFacetField("channelName");

            sQuery.setQuery(para);

            QueryResponse response = solrServer.query(sQuery,SolrRequest.METHOD.POST);

            List<Count> solrList = response.getFacetField("channelName").getValues();

            result = solrList.size();

            return result;

        } catch (SolrServerException e) {

            log.error("查询solr失败", e);

            e.printStackTrace();

        } finally{

            solrServer.shutdown();

            solrServer = null;

        }

        return result;

    }