Solrj的增刪改查,高亮,及分頁
阿新 • • 發佈:2019-01-22
首先建立一個簡單Java類Article
import org.apache.solr.client.solrj.beans.Field;
public class Article {
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this .title = title;
}
public String getContent() {
return content;
}
public void setContent(String content) {
this.content = content;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
@Field(value ="id")
private int id;
@Field(value="title")
private String title;
@Field(value="name")
private String name;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
@Field(value="content")
private String content;
@Field(value ="price")
private double price;
}
Solr的增刪改查
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.SolrServer;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.impl.HttpSolrServer;
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.apache.solr.common.params.SolrParams;
import org.junit.Test;
import com.itheima.bean.Article;
/***
*
*
* 使用solrj 來呼叫solr 的服務...
* @author Administrator
*
*/
public class SolrJ {
@Test
public void addIndex() throws SolrServerException, IOException{
String urlString = "http://localhost:8983/solr";
SolrServer solr = new HttpSolrServer(urlString);
// List<Article> list=new ArrayList<Article>();
// Article article=null;
// for(int i=1;i<=25;i++){
// article=new Article();
// //第二種新增方式...
// article.setId(i);
// article.setTitle("高富帥");
// article.setContent("白富美");
// article.setPrice(19);
// article.setName("張浩亮");
// list.add(article);
// }
//第一種新增方式...
SolrInputDocument document=new SolrInputDocument();
document.addField("id", "9527");
document.addField("name", "武書靜");
document.addField("xxxxx_ss", "很有文藝範的一個名字");
solr.add(document);
// solr.addBeans(list);
// solr.addBean(article);
solr.commit();
}
@Test
public void Del() throws SolrServerException, IOException{
String urlString = "http://localhost:8983/solr";
SolrServer solr = new HttpSolrServer(urlString);
solr.deleteById("999");
solr.commit();
}
//更新的話如果是id 相同,它會直接更新
@Test
public void testFind() throws SolrServerException{
String urlString = "http://localhost:8983/solr";
SolrServer solr = new HttpSolrServer(urlString);
//以後引數都是通過這個物件去構造...
SolrQuery solrParams=new SolrQuery();
solrParams.setQuery("description:小鍵");
//分頁
// solrParams.setStart(0);
//
// solrParams.setRows(10);
//開啟高亮...
solrParams.setHighlight(true);
//高亮顯示的格式...
solrParams.setHighlightSimplePre("<font color='red'>");
solrParams.setHighlightSimplePost("</font>");
//我需要那幾個欄位進行高亮...
solrParams.setParam("hl.fl", "description");
QueryResponse queryResponse=solr.query(solrParams);
//返回所有的結果...
SolrDocumentList documentList=queryResponse.getResults();
Map<String, Map<String, List<String>>> maplist=queryResponse.getHighlighting();
//返回高亮之後的結果..
for(SolrDocument solrDocument:documentList){
Object id=solrDocument.get("id");
// Object name=solrDocument.get("name");
// Object content=solrDocument.get("description");
// System.out.println(id);
// System.out.println(name);
// System.out.println(content);
Map<String, List<String>> fieldMap=maplist.get(id);
List<String> stringlist=fieldMap.get("description");
System.out.println(stringlist);
}
}
}