增加 mongodb 整合用例

This commit is contained in:
罗祥
2018-12-26 13:31:48 +08:00
parent 4098a22999
commit a21b3c5318
12 changed files with 475 additions and 3 deletions

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@ -0,0 +1,72 @@
package com.heibaiying.mongo;
import com.heibaiying.bean.Programmer;
import com.heibaiying.config.MongoConfig;
import com.mongodb.client.result.DeleteResult;
import com.mongodb.client.result.UpdateResult;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringRunner;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import static org.springframework.data.mongodb.core.query.Criteria.where;
import static org.springframework.data.mongodb.core.query.Query.query;
import static org.springframework.data.mongodb.core.query.Update.update;
/**
* @author : heibaiying
* @description : MongoDB 查询
*/
@RunWith(SpringRunner.class)
@ContextConfiguration(classes = MongoConfig.class)
public class MongoDBTest {
@Autowired
private MongoTemplate mongoTemplate;
@Test
public void insert() {
// 单条插入
mongoTemplate.insert(new Programmer("xiaoming", 12, 5000.21f, new Date()));
List<Programmer> programmers = new ArrayList<Programmer>();
// 批量插入
programmers.add(new Programmer("xiaohong", 21, 52200.21f, new Date()));
programmers.add(new Programmer("xiaolan", 34, 500.21f, new Date()));
mongoTemplate.insert(programmers, Programmer.class);
}
// 条件查询
@Test
public void select() {
Criteria criteria = new Criteria();
criteria.andOperator(where("name").is("xiaohong"), where("age").is(21));
Query query = new Query(criteria);
Programmer one = mongoTemplate.findOne(query, Programmer.class);
System.out.println(one);
}
// 更新数据
@Test
public void MUpdate() {
UpdateResult updateResult = mongoTemplate.updateMulti(query(where("name").is("xiaoming")), update("age", 35), Programmer.class);
System.out.println("更新记录数:" + updateResult.getModifiedCount());
}
// 删除指定数据
@Test
public void delete() {
DeleteResult result = mongoTemplate.remove(query(where("name").is("xiaolan")), Programmer.class);
System.out.println("影响记录数:" + result.getDeletedCount());
System.out.println("是否成功:" + result.wasAcknowledged());
}
}