10.solr学习速成之高亮显示
package>import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.apache.solr.client.solrj.SolrQuery;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.impl.HttpSolrClient;
import org.apache.solr.client.solrj.response.QueryResponse;
import org.apache.solr.common.SolrDocument;
import org.apache.solr.common.SolrDocumentList;
public>public static void search(){ HttpSolrClient server
= solrServer.getServer(); SolrQuery query
= new SolrQuery(); query.setQuery(
"name_s:wanglctest*"); query.setHighlight(
true);//开启高亮功能 query.addHighlightField("name_s");//高亮字段
query.setHighlightSimplePre("<font color='red'>");//渲染标签
query.setHighlightSimplePost("</font>");//渲染标签
query.setStart(0);
query.setRows(
20); QueryResponse queryResponse;
try { queryResponse
= server.query(query); SolrDocumentList lists
= queryResponse.getResults();//查询结果集 List<student> items = new ArrayList<student>();
String tmpId = "";
Map<String, Map<String, List<String>>> highLightMap = queryResponse.getHighlighting();
for(SolrDocument solrDocument: lists){
student stu = new student();
tmpId = solrDocument.getFieldValue("id").toString();
stu.setId(tmpId);
stu.setScore_i((int) solrDocument.getFieldValue("score_i"));
stu.setName_s(solrDocument.getFieldValue("name_s").toString());
List<String> nameList = highLightMap.get(tmpId).get("name_s");
if(nameList!=null && nameList.size()>0){
stu.setName_s(nameList.get(0));//获取并设置高亮字段name
}
System.out.println(stu.getScore_i() + " | " +stu.getName_s());
}
} catch (SolrServerException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
public static void main(String[] args) {
search();
}
}
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