• Spring集成Solr搜索引擎


    1、导入jar包
    <dependency>
    <groupId>org.apache.solr</groupId>
    <artifactId>solr-solrj</artifactId>
    <version>4.10.2</version>
    </dependency>
    <dependency>
    <groupId>commons-logging</groupId>
    <artifactId>commons-logging</artifactId>
    <version>1.1</version>
    </dependency>
    2、Spring配置文件中定义solr的bean
    <!--定义solr的server-->
    <bean id="solrServer" class="org.apache.solr.client.solrj.impl.HttpSolrServer">
    <constructor-arg index="0" value="http://192.168.10.188:8080/solr/core1"/>
    <!-- 设置响应解析器 -->
    <property name="parser">
    <bean class="org.apache.solr.client.solrj.impl.XMLResponseParser"/>
    </property>
    <!-- 设置重试次数-->
    <property name="maxRetries" value="1"/>
    <!-- 建立连接的最长时间 -->
    <property name="connectionTimeout" value="500"/>
    </bean>
    3、Service中注入solr的bean
    @Service
    @Qualifier("goodsService")
    public class GoodsServiceImpl implements GoodsService {
    private Logger log = Logger.getLogger(GoodsServiceImpl.class);
    @Resource
    @Qualifier("solrServer")
    private SolrServer solrServer;
    4、实现solr查询
    public List<TGoods> queryGoodsList(GoodsQuery goodsQuery) throws SolrServerException {
    SolrQuery solrQuery = new SolrQuery();
    //设置关键字
    solrQuery.setQuery(goodsQuery.getName());
    //设置默认检索域
    solrQuery.set("df", "name");
    // 分页
    // solrQuery.setStart(0);
    // solrQuery.setRows(5);
    // 只查询指定域
    solrQuery.set("fl", "id,name,goods_price,goods_status,goods_type,goods_img,goods_describle");
    // 设置高亮
    solrQuery.setHighlight(true);
    // 指定高亮域
    solrQuery.addHighlightField("name");
    // 前缀
    solrQuery.setHighlightSimplePre("<span style='color:red'>");
    solrQuery.setHighlightSimplePost("</span>");
    // 执行查询
    QueryResponse response = solrServer.query(solrQuery);
    // 文档结果集
    SolrDocumentList docs = response.getResults();
    Map<String, Map<String, List<String>>> highlighting = response.getHighlighting();
    List<TGoods> goodsList = new ArrayList<TGoods>();
    for (SolrDocument doc : docs) {
    TGoods goods = new TGoods();
    goods.setId(Integer.parseInt(doc.get("id").toString()));
    goods.setPrice(Double.parseDouble(doc.get("goods_price").toString()));
    goods.setStatus(Integer.parseInt(doc.get("goods_status").toString()));
    goods.setType(Integer.parseInt(doc.get("goods_type").toString()));
    goods.setImg((String)doc.get("goods_img"));
    goods.setDescrible((String)doc.get("goods_describle"));
    Map<String, List<String>> map = highlighting.get((String) doc.get("id"));
    List<String> list = map.get("name");
    goods.setName(list.get(0));
    goodsList.add(goods);
    }
    return goodsList;
    }
    4、solr实现添加
    public void saveGoods(TGoods goods) throws SolrServerException, IOException {
    //创建新的文档对象
    SolrInputDocument solrInputDocument = new SolrInputDocument();
    //设置文档的域
    solrInputDocument.setField("id", goods.getId());
    solrInputDocument.setField("name", goods.getName());
    solrInputDocument.setField("goods_price", goods.getPrice());
    solrInputDocument.setField("goods_status", goods.getStatus());
    solrInputDocument.setField("goods_type", goods.getType());
    solrInputDocument.setField("goods_img", goods.getImg());
    solrInputDocument.setField("goods_describle", goods.getDescrible());
    //进行添加
    solrServer.add(solrInputDocument);
    //进行手动提交,否则无法进行添加
    solrServer.commit();
    }
    5、solr实现删除
    public void deleteGoodsById(Integer id) throws SolrServerException, IOException {
    log.debug("*********deleteGoodsById************" + id);
    solrServer.deleteById(String.valueOf(id));
    solrServer.commit();

    }

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  • 原文地址:https://www.cnblogs.com/zhanggguoqi/p/10668279.html
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