solrj实现基本的添加索引，查询

   

import java.io.IOException;import java.net.MalformedURLException;import java.util.ArrayList;import java.util.Collection;import java.util.Iterator;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.CommonsHttpSolrServer;import org.apache.solr.client.solrj.response.QueryResponse;import org.apache.solr.common.SolrDocument;import org.apache.solr.common.SolrDocumentList;import org.apache.solr.common.SolrInputDocument;import org.junit.Test;public class SolrJDemo {/** * 获取CommonsHttpSolrServer连接 * @return */public CommonsHttpSolrServer getConnection() {try {String url = "http://127.0.0.1:8080/solr";CommonsHttpSolrServer server = new CommonsHttpSolrServer(url);server.setSoTimeout(3000); // socket read timeout  server.setConnectionTimeout(1000);server.setDefaultMaxConnectionsPerHost(1000);server.setMaxTotalConnections(10);server.setFollowRedirects(false); // defaults to false  server.setAllowCompression(true);server.setMaxRetries(1);return  server;} catch (MalformedURLException e) {e.printStackTrace();}        return null;}/** * 向solr中添加索引 */@Testpublic  void addIndexToSolr(){ try {//创建一个http连接 CommonsHttpSolrServer server = getConnection(); //构造文档和域 SolrInputDocument doc1 = new SolrInputDocument();  SolrInputDocument doc2 = new SolrInputDocument();  //确认schema.xml中是否有id，name，price这几个域 //<field name="id" type="string" indexed="true" stored="true" required="true" />  //<field name="sku" type="text_en_splitting_tight" indexed="true" stored="true" omitNorms="true"/> //<field name="name" type="text_general" indexed="true" stored="true"/>  //添加域 doc1.addField( "id", "id3", 1.0f );    doc1.addField( "name", "doc3", 1.0f );    doc1.addField( "price", 30 );     doc2.addField( "id", "id4", 2.0f );    doc2.addField( "name", "doc4", 2.0f );    doc2.addField( "price", 40 );     //批量添加文档 Collection<SolrInputDocument> docs = new  ArrayList<SolrInputDocument>();    docs.add( doc1 );    docs.add( doc2 );   server.add(docs); server.commit();  }catch (SolrServerException e) {e.printStackTrace();  }catch (IOException e) {e.printStackTrace();  }}/** * 添加中文信息 */@Testpublic  void addChineseIndexToSolr(){ try {//创建一个http连接 CommonsHttpSolrServer server = getConnection(); //构造文档和域 SolrInputDocument doc1 = new SolrInputDocument();  SolrInputDocument doc2 = new SolrInputDocument();  //确认schema.xml中是否有id，name，price这几个域 //<field name="id" type="string" indexed="true" stored="true" required="true" />  //<field name="sku" type="text_en_splitting_tight" indexed="true" stored="true" omitNorms="true"/> //<field name="name" type="text_general" indexed="true" stored="true"/>  //添加域 doc1.addField( "id", "id8");    doc1.addField("msg_title", "java编程技术xx"); doc1.addField( "msg_content","北京人民大会堂");     doc2.addField( "id", "id9");    doc2.addField( "msg_title","lucene in action");    doc2.addField( "msg_content", "泉州市行政服务中心");     //批量添加文档 Collection<SolrInputDocument> docs = new  ArrayList<SolrInputDocument>();    docs.add( doc1 );    docs.add( doc2 );   server.add(docs); server.commit();  }catch (SolrServerException e) {e.printStackTrace();  }catch (IOException e) {e.printStackTrace();  }}@Test/** * 查询+高亮 */public  void readDataFormSolr(){ try { //创建一个http连接 CommonsHttpSolrServer server = getConnection();  SolrQuery query = new SolrQuery();    //请求所有文档 //1、SolrQuery类，此类有个方法setStart(10)，当设置为10时，表示从第11记录取，默认取值为0，就是从第,1条开始 //2、setRows(10),表示取出的记录数，默认就是10条 query.setQuery( "msg_content:北京" );     //设置高亮 query.addHighlightField("msg_content"); query.setHighlight(true); query.setHighlightSimplePre("<span>"); query.setHighlightSimplePost("</span>");  //query.setStart(0); //query.addSortField( "price", SolrQuery.ORDER.asc );    QueryResponse rsp = server.query( query );  //获取结果 SolrDocumentList docs = rsp.getResults();   System.out.println(docs);// //遍历，获取结果 Iterator iter = docs.iterator();  //获取高亮结果 Map<String, Map<String, List<String>>> hightlight = rsp.getHighlighting();  while(iter.hasNext()){ //获取文档 SolrDocument document = (SolrDocument)iter.next(); //获取每个域值 String id = (String)document.get("id"); String msg_title = (String)document.get("msg_title");  String hightlightName = ""; if(hightlight!=null){  //获取高亮结果  hightlightName = hightlight.get(id).get("msg_content").toString(); } String msg_content = (String)document.get("msg_content"); System.out.println("msg_title="+msg_title +" msg_content="+msg_content +" hightlightName="+hightlightName); }} catch (SolrServerException e) {e.printStackTrace();}               }/** * 查询 */@Testpublic  void readDataFormSolr1(){ try { //创建一个http连接 CommonsHttpSolrServer server = getConnection();  SolrQuery query = new SolrQuery();    //请求所有文档 //1、SolrQuery类，此类有个方法setStart(10)，当设置为10时，表示从第11记录取，默认取值为0，就是从第,1条开始 //2、setRows(10),表示取出的记录数，默认就是10条 query.setQuery( "msg_content:北京" );     QueryResponse rsp = server.query( query );  //获取结果 SolrDocumentList docs = rsp.getResults();   System.out.println(docs);// //遍历，获取结果 Iterator iter = docs.iterator();  while(iter.hasNext()){ //获取文档 SolrDocument document = (SolrDocument)iter.next(); //获取每个域值 String id = (String)document.get("id"); String msg_title = (String)document.get("msg_title");  String msg_content = (String)document.get("msg_content"); System.out.println("msg_title="+msg_title +" msg_content="+msg_content); }} catch (SolrServerException e) {e.printStackTrace();}               }}