solr的增删改查和高亮以及分组
代码如下：view plaincopyprint?
[*]package com.hj.solr;
[*]
[*]import org.apache.solr.client.solrj.beans.Field;
[*]
[*]/**
[*] * 在变量的set方法上注解上lucene内部的字段名称
[*] */
[*]public class Message {
[*] private String id;
[*] private String title;
[*] private String content[];
[*]
[*]
[*] public Message() {
[*] super();
[*] }
[*]
[*] public Message(String id, String title, String[] content) {
[*] super();
[*] this.id = id;
[*] this.title = title;
[*] this.content = content;
[*] }
[*]
[*] public String getId() {
[*] return id;
[*] }
[*]
[*] @Field
[*] public void setId(String id) {
[*] this.id = id;
[*] }
[*] public String getTitle() {
[*] return title;
[*] }
[*]
[*] @Field("msg_title")
[*] public void setTitle(String title) {
[*] this.title = title;
[*] }
[*] public String[] getContent() {
[*] return content;
[*] }
[*]
[*] @Field("msg_content")
[*] public void setContent(String[] content) {
[*] this.content = content;
[*] }
[*]}
package com.hj.solr;
import org.apache.solr.client.solrj.beans.Field;
/**
* 在变量的set方法上注解上lucene内部的字段名称
*/
public class Message {
private String id;
private String title;
private String content[];
public Message() {
super();
}
public Message(String id, String title, String[] content) {
super();
this.id = id;
this.title = title;
this.content = content;
}
public String getId() {
return id;
}
@Field
public void setId(String id) {
this.id = id;
}
public String getTitle() {
return title;
}
@Field("msg_title")
public void setTitle(String title) {
this.title = title;
}
public String[] getContent() {
return content;
}
@Field("msg_content")
public void setContent(String[] content) {
this.content = content;
}
}
view plaincopyprint?
[*]package com.hj.solr;
[*]
[*]import java.io.IOException;
[*]import java.net.MalformedURLException;
[*]import java.util.ArrayList;
[*]import java.util.List;
[*]
[*]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.FacetField.Count;
[*]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;
[*]
[*]/**
[*] * @date 2013年12月4日
[*] * @author huangjie
[*] */
[*]@SuppressWarnings("deprecation")
[*]public class SolrTest {
[*] //指定solr服务器的地址
[*] private final static String URL = "http://localhost:8080/solr";
[*]
[*] @Test
[*] public void test1(){
[*] //1、创建SolrServer对象，该对象有两个可以使用，都是线程安全的
[*]// CommonsHttpSolrServer：启动web服务器使用的，通过http请求的
[*]// EmbeddedSolrServer：内嵌式的，导入solr的jar包就可以使用了
[*] try {
[*] CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
[*] //把查询出来的数据全部删除
[*]// server.deleteByQuery("*:*");
[*]// server.commit();
[*]
[*] SolrInputDocument doc = new SolrInputDocument();
[*] //id是必填的，并且是String类型的
[*] //<field name="id" type="string" indexed="true" stored="true" required="true" />
[*] //id是唯一的主键，当多次添加的时候，最后添加的相同id会覆盖前面的域
[*] doc.addField("id", "1");
[*] doc.addField("msg_title", "这是我的第一个solrj程序");
[*] doc.addField("msg_content", "solr程序的运行");
[*] server.add(doc);
[*] server.commit();
[*] } catch (MalformedURLException e) {
[*] e.printStackTrace();
[*] } catch (SolrServerException e) {
[*] e.printStackTrace();
[*] } catch (IOException e) {
[*] e.printStackTrace();
[*] }
[*] }
[*]
[*] /**
[*] * 基于列表的添加
[*] * @throws SolrServerException
[*] * @throws IOException
[*] */
[*] @Test
[*] public void test2() throws SolrServerException, IOException{
[*] List<SolrInputDocument> docs = new ArrayList<SolrInputDocument>();
[*] SolrInputDocument doc = new SolrInputDocument();
[*] doc.addField("id", "2");
[*] doc.addField("msg_title", "很好，solr可以工作了");
[*] doc.addField("msg_content", "solr总算可以正式工作了");
[*]
[*] docs.add(doc);
[*]
[*] doc = new SolrInputDocument();
[*] doc.addField("id", "3");
[*] doc.addField("msg_title", "测试以下solr的添加");
[*] doc.addField("msg_content", "看看能不能添加一个列表信息");
[*]
[*] docs.add(doc);
[*]
[*] CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
[*] server.add(docs);
[*] server.commit();
[*] }
[*]
[*] /**
[*] * 基于javabean的添加
[*] * @throws SolrServerException
[*] * @throws IOException
[*] */
[*] @Test
[*] public void test3() throws SolrServerException, IOException{
[*] List<Message> msgs = new ArrayList<Message>();
[*] //多值域的添加使用数组
[*] msgs.add(new Message("4","基于javabean的添加", new String[]{"javabean的添加附件","javabean的添加附件1"}));
[*] msgs.add(new Message("5","基于javabean的列表数据的添加", new String[]{"通过对象完成添加的附件","通过对象完成添加的附件1"}));
[*]
[*] CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
[*] server.addBeans(msgs);
[*] server.commit();
[*] }
[*]
[*] @Test
[*] public void test4() throws SolrServerException, MalformedURLException{
[*] CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
[*] //定义查询字符串
[*] SolrQuery query = new SolrQuery("*:*");
[*] //实现分页的查询
[*] query.setStart(0);
[*] query.setRows(3);
[*] QueryResponse res = server.query(query);
[*] //查询出来的结果都保存在SolrDocumentList中
[*] SolrDocumentList sdl = res.getResults();
[*] System.out.println("总数："+sdl.getNumFound());
[*] for(SolrDocument sd : sdl){
[*] System.out.println(sd.get("id")+"#"+sd.get("msg_title")+"#"+sd.get("msg_content"));
[*] }
[*] }
[*]
[*] @Test
[*] public void test5() throws MalformedURLException, SolrServerException{
[*] CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
[*] //相当于QueryParser
[*] SolrQuery query = new SolrQuery("*:*");
[*] query.setStart(1);
[*] query.setRows(3);
[*] QueryResponse res = server.query(query);
[*] //可以直接查询相应的bean对象，但是不是很常用
[*] //使用这种方式无法获取总数量
[*] List<Message> list = res.getBeans(Message.class);
[*] System.out.println("当前总数："+list.size());
[*] for(Message msg : list){
[*] System.out.println(msg.getId()+"#"+msg.getTitle()+"#"+msg.getContent());
[*] }
[*] }
[*]
[*] @Test
[*] public void test6() throws SolrServerException, MalformedURLException{
[*] CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
[*] SolrQuery query = new SolrQuery("msg_content:solr");
[*] query.setHighlight(true).setHighlightSimplePre("<span class='red'>").setHighlightSimplePost("</span>")
[*] .setStart(0).setRows(10);
[*] //hl.fl表示高亮的field，也就是高亮的区域
[*] query.setParam("hl.fl", "msg_title,msg_content");
[*] QueryResponse res = server.query(query);
[*]
[*] SolrDocumentList sdl = res.getResults();
[*] System.out.println("总数："+sdl.getNumFound());
[*] for(SolrDocument sd : sdl){
[*]// System.out.println(sd.get("id")+"#"+sd.get("msg_title")+"#"+sd.get("msg_content"));
[*] String id = (String) sd.get("id");
[*] //在solr这里对需要加高亮的字段必须要在索引中的store=true才行
[*] System.out.println(id+"#"+res.getHighlighting().get(id).get("msg_content"));;
[*]
[*] }
[*] }
[*]
[*] /**
[*] * 测试分组
[*] * @throws MalformedURLException
[*] * @throws SolrServerException
[*] */
[*] @Test
[*] public void test7() throws MalformedURLException, SolrServerException{
[*] CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
[*] SolrQuery query = new SolrQuery("city:*");
[*] query.setIncludeScore(false);
[*] query.setFacet(true);
[*] query.addFacetField("city");
[*] query.setFacetSort(true);
[*] QueryResponse res = server.query(query);
[*] List<Count> countList = res.getFacetField("city").getValues();
[*]
[*] for(Count count : countList){
[*] System.out.println(count.getName()+"#"+count.getCount());
[*] }
[*] /**
[*] * 输出结果：
[*] * 上海#5290
[*] 深圳#2763
[*] 广州#2504
[*] 北京#1962
[*] 东莞#1764
[*] 杭州#1713
[*] 苏州#1661
[*] 南京#1529
[*] */
[*] }
[*]
[*]
[*]
[*]}
package com.hj.solr;
import java.io.IOException;
import java.net.MalformedURLException;
import java.util.ArrayList;
import java.util.List;
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.FacetField.Count;
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;
/**
* @date 2013年12月4日
* @author huangjie
*/
@SuppressWarnings("deprecation")
public class SolrTest {
//指定solr服务器的地址
private final static String URL = "http://localhost:8080/solr";
@Test
public void test1(){
//1、创建SolrServer对象，该对象有两个可以使用，都是线程安全的
//CommonsHttpSolrServer：启动web服务器使用的，通过http请求的
//EmbeddedSolrServer：内嵌式的，导入solr的jar包就可以使用了
try {
CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
//把查询出来的数据全部删除
//server.deleteByQuery("*:*");
//server.commit();
SolrInputDocument doc = new SolrInputDocument();
//id是必填的，并且是String类型的
//<field name="id" type="string" indexed="true" stored="true" required="true" />
//id是唯一的主键，当多次添加的时候，最后添加的相同id会覆盖前面的域
doc.addField("id", "1");
doc.addField("msg_title", "这是我的第一个solrj程序");
doc.addField("msg_content", "solr程序的运行");
server.add(doc);
server.commit();
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (SolrServerException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* 基于列表的添加
* @throws SolrServerException
* @throws IOException
*/
@Test
public void test2() throws SolrServerException, IOException{
List<SolrInputDocument> docs = new ArrayList<SolrInputDocument>();
SolrInputDocument doc = new SolrInputDocument();
doc.addField("id", "2");
doc.addField("msg_title", "很好，solr可以工作了");
doc.addField("msg_content", "solr总算可以正式工作了");
docs.add(doc);
doc = new SolrInputDocument();
doc.addField("id", "3");
doc.addField("msg_title", "测试以下solr的添加");
doc.addField("msg_content", "看看能不能添加一个列表信息");
docs.add(doc);
CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
server.add(docs);
server.commit();
}
/**
* 基于javabean的添加
* @throws SolrServerException
* @throws IOException
*/
@Test
public void test3() throws SolrServerException, IOException{
List<Message> msgs = new ArrayList<Message>();
//多值域的添加使用数组
msgs.add(new Message("4","基于javabean的添加", new String[]{"javabean的添加附件","javabean的添加附件1"}));
msgs.add(new Message("5","基于javabean的列表数据的添加", new String[]{"通过对象完成添加的附件","通过对象完成添加的附件1"}));
CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
server.addBeans(msgs);
server.commit();
}
@Test
public void test4() throws SolrServerException, MalformedURLException{
CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
//定义查询字符串
SolrQuery query = new SolrQuery("*:*");
//实现分页的查询
query.setStart(0);
query.setRows(3);
QueryResponse res = server.query(query);
//查询出来的结果都保存在SolrDocumentList中
SolrDocumentList sdl = res.getResults();
System.out.println("总数："+sdl.getNumFound());
for(SolrDocument sd : sdl){
System.out.println(sd.get("id")+"#"+sd.get("msg_title")+"#"+sd.get("msg_content"));
}
}
@Test
public void test5() throws MalformedURLException, SolrServerException{
CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
//相当于QueryParser
SolrQuery query = new SolrQuery("*:*");
query.setStart(1);
query.setRows(3);
QueryResponse res = server.query(query);
//可以直接查询相应的bean对象，但是不是很常用
//使用这种方式无法获取总数量
List<Message> list = res.getBeans(Message.class);
System.out.println("当前总数："+list.size());
for(Message msg : list){
System.out.println(msg.getId()+"#"+msg.getTitle()+"#"+msg.getContent());
}
}
@Test
public void test6() throws SolrServerException, MalformedURLException{
CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
SolrQuery query = new SolrQuery("msg_content:solr");
query.setHighlight(true).setHighlightSimplePre("<span class='red'>").setHighlightSimplePost("</span>")
.setStart(0).setRows(10);
//hl.fl表示高亮的field，也就是高亮的区域
query.setParam("hl.fl", "msg_title,msg_content");
QueryResponse res = server.query(query);
SolrDocumentList sdl = res.getResults();
System.out.println("总数："+sdl.getNumFound());
for(SolrDocument sd : sdl){
//System.out.println(sd.get("id")+"#"+sd.get("msg_title")+"#"+sd.get("msg_content"));
String id = (String) sd.get("id");
//在solr这里对需要加高亮的字段必须要在索引中的store=true才行
System.out.println(id+"#"+res.getHighlighting().get(id).get("msg_content"));;
}
}
/**
* 测试分组
* @throws MalformedURLException
* @throws SolrServerException
*/
@Test
public void test7() throws MalformedURLException, SolrServerException{
CommonsHttpSolrServer server = new CommonsHttpSolrServer(URL);
SolrQuery query = new SolrQuery("city:*");
query.setIncludeScore(false);
query.setFacet(true);
query.addFacetField("city");
query.setFacetSort(true);
QueryResponse res = server.query(query);
List<Count> countList = res.getFacetField("city").getValues();
for(Count count : countList){
System.out.println(count.getName()+"#"+count.getCount());
}
/**
* 输出结果：
*上海#5290
深圳#2763
广州#2504
北京#1962
东莞#1764
杭州#1713
苏州#1661
南京#1529
*/
}
}
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http://blog.csdn.net/wxwzy738/article/details/17149433
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