增删改查

spring.xml 里面配置

 <mongo:db-factory host="localhost" port="27017" dbname="test"/>

    <!-- mongo模板操作对象 -->

    <bean id="mongoTemplate" class="org.springframework.data.mongodb.core.MongoTemplate">

        <constructor-arg name="mongoDbFactory" ref="mongoDbFactory"/>

    </bean>

     <!-- MongoDB GridFS Template 支持，操作mongodb存放的文件 -->

    <mongo:mapping-converter id="converter" db-factory-ref="mongoDbFactory"/>

    <bean id="gridFsTemplate" class="org.springframework.data.mongodb.gridfs.GridFsTemplate">

      <constructor-arg ref="mongoDbFactory"/>

      <constructor-arg ref="converter"/>

    </bean>

 

 

package cn.springmvc.test;

 

import java.sql.ResultSet;

import java.sql.SQLException;

 

import javax.naming.Context;

import javax.naming.InitialContext;

import javax.naming.NamingException;

import javax.sql.DataSource;

 

import org.junit.Before;

 

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.context.ApplicationContext;

import org.springframework.context.support.ClassPathXmlApplicationContext;

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;

 

import com.mongodb.WriteResult;

import com.mysql.jdbc.Connection;

import com.mysql.jdbc.PreparedStatement;

 

import cn.springmvc.model.Customer;

import cn.springmvc.model.Project;

import cn.springmvc.model.User;

import cn.springmvc.service.ProjectService;

import cn.springmvc.service.Sleepable;

import cn.springmvc.service.UserService;

 

public class Test {

     private UserService service;

     private MongoTemplate mongo;

     @Before

        public void before(){                                                                   

            @SuppressWarnings("resource")

            ApplicationContext context = new ClassPathXmlApplicationContext(new String[]{"classpath:conf/spring.xml"

                    ,"classpath:conf/spring-mybatis.xml","classpath:conf/spring-mvc.xml"});

            mongo =   (MongoTemplate) context.getBean("mongoTemplate");

        }

 

 

       @org.junit.Test

       public void sts(){

           //插入

//           Customer c = new Customer();

//            c.setFirstName("wu");

//            c.setLastName("wei");

//            mongo.insert(c);

           //根据id 查找

//           Customer Customer = mongo.findById("56b31744abd0785df84eba8c", Customer.class);

//           System.out.println(Customer);

           // 使用query对象查询

//           Query query = new Query(Criteria.where("firstName").is("wu"));

//           Customer Customer = mongo.findOne(query, Customer.class);

//           System.out.println(Customer.getLastName());

           //修改

//           Query query = new Query(Criteria.where("firstName").is("wu32131"));

//           Update  update = new Update().set("firstName", "222");

//           mongo.findAndModify(query, update, Customer.class);

           //删除

           Query query = new Query(Criteria.where("firstName").is("222"));

           Customer Customer = mongo.findOne(query, Customer.class);

           mongo.remove(query,Customer.class);

 

       }

}