一、项目结构
二、pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.lzm</groupId>
<artifactId>solr-test</artifactId>
<version>1.0-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>org.apache.solr</groupId>
<artifactId>solr-solrj</artifactId>
<version>5.0.0</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-simple</artifactId>
<version>1.5.6</version>
</dependency>
<!--
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
</dependency>
-->
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.16</version>
</dependency>
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.9</version>
<scope>compile</scope>
</dependency>
</dependencies>
</project>
三、Java代码
package com.lzm.solr;
import org.apache.solr.client.solrj.SolrQuery;
import org.apache.solr.client.solrj.impl.HttpSolrClient;
import org.apache.solr.client.solrj.response.QueryResponse;
import org.apache.solr.client.solrj.response.UpdateResponse;
import org.apache.solr.common.SolrDocument;
import org.apache.solr.common.SolrDocumentList;
import org.apache.solr.common.SolrInputDocument;
import org.apache.solr.common.util.NamedList;
import org.junit.Before;
import org.junit.Test;
import java.io.IOException;
/**
* Solr7 操作 solr版本是7.3.0
* solr-solrj 使用的是5.0.0
*/
public class SolrTest {
private static final String URL = "http://127.0.0.1:8080/solr7/zhaoyl_core";
private HttpSolrClient server = null;
@Before
public void init() {
// 创建 server
server = new HttpSolrClient(URL);
}
/**
* 添加文档
*/
@Test
public void addDoc() {
SolrInputDocument doc = new SolrInputDocument();
//doc.addField("id", 100);
doc.addField("content", "solr本分提供了很多分词器（不过对中文的分词实在不能用，愤怒！！！），对了，那么什么是分词呢？比如“数据");
doc.addField("create_time", "2020-04-27 11:15:37");
try {
UpdateResponse response = server.add(doc);
// 提交
server.commit();
System.out.println("########## Query Time :" + response.getQTime());
System.out.println("########## Elapsed Time :" + response.getElapsedTime());
System.out.println("########## Status :" + response.getStatus());
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 查询全部
*/
@Test
public void testQuery() {
String queryStr = "*:*";
SolrQuery params = new SolrQuery(queryStr);
params.set("rows", 10);
try {
QueryResponse response = null;
response = server.query(params);
SolrDocumentList list = response.getResults();
System.out.println("####### 总共 ： " + list.getNumFound() + "条记录");
for (SolrDocument doc : list) {
System.out.println("####### id : " + doc.get("id") + " title : " + doc.get("content")+ " create_time : " + doc.get("create_time"));
}
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 查询
*/
@Test
public void testQueryCondition() {
String queryStr = "评论";
SolrQuery query = new SolrQuery(queryStr);
query.set("rows", 10);
query.setHighlight(true);
query.addHighlightField("content");// 高亮字段
//设置高亮的样式
query.setHighlightSimplePre("<font color='red'>");
query.setHighlightSimplePost("</font>");
try {
QueryResponse response = null;
response = server.query(query);
SolrDocumentList list = response.getResults();
System.out.println("####### 总共 ： " + list.getNumFound() + "条记录");
for (SolrDocument doc : list) {
System.out.println("####### id : " + doc.get("id") + " title : " + doc.get("content")+ " create_time : " + doc.get("create_time"));
}
NamedList namedList = (NamedList) response.getResponse().get("highlighting");
for (int i = 0; i < namedList.size(); i++){
System.out.println("id=" + namedList.getName(i) + "文档中高亮显示的字段：" + namedList.getVal(i));
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
四、查询结果
####### 总共 ： 9条记录
####### id : 31 title : [添加评论] create_time : [2018-04-16 15:28:29.0]
####### id : 4 title : [测试评论4] create_time : [2018-04-12 15:17:18.0]
####### id : 32 title : [测试添加，统计评论数] create_time : [2018-04-17 13:56:38.0]
####### id : 33 title : [测试添加，统计评论数2] create_time : [2018-04-17 14:00:05.0]
####### id : 34 title : [3DR雪漾盈白保湿乳评论] create_time : [2018-04-18 11:46:36.0]
####### id : 35 title : [3DR雪漾盈白保湿霜评论] create_time : [2018-04-18 11:46:43.0]
####### id : 37 title : [3DR雪漾盈白保湿霜评论2] create_time : [2018-04-18 11:52:07.0]
####### id : 36 title : [3DR雪漾盈白瓷白精华素评论] create_time : [2018-04-18 11:46:43.0]
####### id : 38 title : [3DR雪漾盈白瓷白精华素评论3] create_time : [2018-04-18 11:53:09.0]
id=31文档中高亮显示的字段：{content=[添加<font color='red'>评</font><font color='red'>论</font>]}
id=4文档中高亮显示的字段：{content=[测试<font color='red'>评</font><font color='red'>论</font>4]}
id=32文档中高亮显示的字段：{content=[测试添加，统计<font color='red'>评</font><font color='red'>论</font>数]}
id=33文档中高亮显示的字段：{content=[测试添加，统计<font color='red'>评</font><font color='red'>论</font>数2]}
id=34文档中高亮显示的字段：{content=[3DR雪漾盈白保湿乳<font color='red'>评</font><font color='red'>论</font>]}
id=35文档中高亮显示的字段：{content=[3DR雪漾盈白保湿霜<font color='red'>评</font><font color='red'>论</font>]}
id=37文档中高亮显示的字段：{content=[3DR雪漾盈白保湿霜<font color='red'>评</font><font color='red'>论</font>2]}
id=36文档中高亮显示的字段：{content=[3DR雪漾盈白瓷白精华素<font color='red'>评</font><font color='red'>论</font>]}
id=38文档中高亮显示的字段：{content=[3DR雪漾盈白瓷白精华素<font color='red'>评</font><font color='red'>论</font>3]}