网站开发管理过程,app营销策略模板,有哪些网站做的很好,搜索网站仿站2019独角兽企业重金招聘Python工程师标准 本文节选自 《Netkiller Spring Cloud 手札》 Netkiller Spring Cloud 手札 Spring Cloud Cookbook Mr. Neo Chan, 陈景峯(BG7NYT) 中国广东省深圳市望海路半岛城邦三期 518067 86 13113668890netkillermsn.com … 2019独角兽企业重金招聘Python工程师标准 本文节选自 《Netkiller Spring Cloud 手札》 Netkiller Spring Cloud 手札 Spring Cloud Cookbook Mr. Neo Chan, 陈景峯(BG7NYT) 中国广东省深圳市望海路半岛城邦三期 518067 86 13113668890netkillermsn.com $Id: book.xml 606 2013-05-29 09:52:58Z netkiller $ 版权 © 2015-2018 Neo Chan 版权声明 转载请与作者联系转载时请务必标明文章原始出处和作者信息及本声明。 http://www.netkiller.cnhttp://netkiller.github.iohttp://netkiller.sourceforge.net 微信订阅号 netkiller-ebook (微信扫描二维码QQ13721218 请注明“读者”QQ群128659835 请注明“读者” 2017-11 我的系列文档 编程语言 Netkiller Architect 手札Netkiller Developer 手札Netkiller Java 手札Netkiller Spring 手札Netkiller PHP 手札Netkiller Python 手札Netkiller Testing 手札Netkiller Cryptography 手札Netkiller Perl 手札Netkiller Docbook 手札Netkiller Project 手札Netkiller Database 手札 5.2.4. mongoTemplate 导入与模板相关的包 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.data.mongodb.core.query.Update; 注入 MongoTemplate 对象 Autowiredprivate MongoTemplate mongoTemplate; 5.2.4.1. Save 保存 User user new User();
user.setName(Netkiller);
mongoTemplate.save(user, user); 更新数据 user mongoTemplate.findOne(Query.query(Criteria.where(name).is(Jam)), User.class);
user.setName(Neo);
mongoTemplate.save(user, user); 5.2.4.2. Insert User user new User();
user.setName(Neo);
mongoTemplate.insert(user, user); BSONObject personBsonObj BasicDBObjectBuilder.start().add(name,Neo Chen).add(age,27).add(address,null).get();mongoTemplate.insert(personBsonObj,personCollection); document in the db: db.personCollection.findOne().pretty();
{age:21,name:John Doe;address:null}* 5.2.4.3. 更新第一条 Query query new Query();
query.addCriteria(Criteria.where(name).is(Neo));
Update update new Update();
update.set(name, Netkiller);
mongoTemplate.updateFirst(query, update, User.class); 5.2.4.4. 更新所有数据 Query query new Query();
query.addCriteria(Criteria.where(name).is(Neo));
Update update new Update();
update.set(name, Jerry);
mongoTemplate.updateMulti(query, update, User.class); 5.2.4.5. 查找并保存 Query query new Query();
query.addCriteria(Criteria.where(name).is(Luck));
Update update new Update();
update.set(name, Lisa);
User user mongoTemplate.findAndModify(query, update, User.class); 5.2.4.6. upsert Query query new Query();
query.addCriteria(Criteria.where(name).is(Green));
Update update new Update();
update.set(name, Tom);
mongoTemplate.upsert(query, update, User.class); 5.2.4.7. 删除 User user new User();
user.setId(5bbf091efd9557069c4a25c5)
mongoTemplate.remove(user, user); 5.2.4.8. 查找一条数据 public Person findOneByName(String name) {Query query new Query();query.addCriteria(Criteria.where(name).is(name));return mongoTemplate.findOne(query, Person.class);
} 5.2.4.9. 查找所有数据 public ListPerson findByName(String name) {Query query new Query();query.addCriteria(Criteria.where(name).is(name));return mongoTemplate.find(query, Person.class);
} 5.2.4.10. Query 5.2.4.10.1. 翻页 public ListPerson getAllPersonPaginated(int pageNumber, int pageSize) {Query query new Query();query.skip(pageNumber * pageSize);query.limit(pageSize);return mongoTemplate.find(query, Person.class);
} 5.2.4.10.2. between 实现一个区间条件 new Criteria(createdDate).gte(beginDate).lte(endDate) public boolean AccountDeposit(Date beginDate, Date endDate) {MatchOperation matchOperation match(new Criteria(createdDate).gte(beginDate).lte(endDate));GroupOperation groupOperation group(loginname).sum(amount).as(amount);SortOperation sortOperation sort(new Sort(Direction.ASC, loginname));Aggregation aggregation newAggregation(matchOperation, groupOperation, sortOperation);AggregationResultsAccountSettlementDetails results mongoTemplate.aggregate(aggregation, AccountSettlementDetails.class, AccountSettlementDetails.class);if (results.getMappedResults() ! null) {log.info(results.getRawResults().get(result).toString());for (AccountSettlementDetails settlementDetails : results.getMappedResults()) {log.info({}, settlementDetails.toString());}}return true;} 5.2.4.11. Criteria 5.2.4.11.1. is Query query new Query();
query.addCriteria(Criteria.where(name).is(Neo));
ListUser users mongoTemplate.find(query, User.class); 5.2.4.11.2. Regex 正则表达式搜索 查询以N开头的名字 Query query new Query();
query.addCriteria(Criteria.where(name).regex(^N));
ListUser users mongoTemplate.find(query,User.class); 查询以o结尾的名字 Query query new Query();
query.addCriteria(Criteria.where(name).regex(o$));
ListUser users mongoTemplate.find(query, User.class); 5.2.4.11.3. lt 和 gt 查询年龄小于 30 并 20 的用户 Query query new Query();
query.addCriteria(Criteria.where(age).lt(30).gt(20));
ListUser users mongoTemplate.find(query,User.class); 查找日期范围 Date start DateUtil.convertStringToDateTime(2014-02-10 20:38:44);
Date end DateUtil.convertStringToDateTime(2014-02-10 20:38:50);Query query new Query();
Criteria criteria Criteria.where(delflag).is(false);
criteria.and(modifyDate).gte(start).lte(end);
query.addCriteria(criteria);
query.limit(10); 5.2.4.11.4. programlisting