springBoot与MongoDB的简单配置

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pom.xml

<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/maven-v4_0_0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.zsx</groupId>
    <artifactId>spring-boot-mongodb</artifactId>
    <packaging>jar</packaging>
    <version>1.0.0</version>
    <name>spring-boot-mongodb Maven Webapp</name>
    <url>http://maven.apache.org</url>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <jdk.version>1.7</jdk.version>
    </properties>

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>1.4.0.RELEASE</version>
    </parent>

    <dependencies>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

        <!-- 增加mongodb支持 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-mongodb</artifactId>
        </dependency>

        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.2.16</version>
        </dependency>

        <!-- Junit 单元测试 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>

    </dependencies>
    <build>
        <finalName>spring-boot-mongodb</finalName>
        <plugins>
            <!-- 如果要maven打包成jar,必须要有下面的maven插件 -->
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>      
    </build>
</project>

配置文件 application.yml

server:
    port: 8080
#    context-path: /mongodb

spring: 
    data: 
        mongodb: 
            uri: mongodb://root:123456@127.0.0.1:27017/mydb

使用方法

  • MainController
package com.zsx.controller;

import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import org.bson.Document;
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.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;

import com.alibaba.fastjson.JSONObject;

@RestController
public class MainController {

    @Autowired
    private MongoTemplate mongoTemplate;

    @RequestMapping("add")
    @ResponseBody
    public JSONObject add(HttpServletRequest request) {
        JSONObject jsonObject = new JSONObject();


        Map<String, String[]> parameterMap = request.getParameterMap();

        String collectionName = "";
        Document document = new Document();

        for(Map.Entry<String, String[]> entry : parameterMap.entrySet()){
            String key = entry.getKey();
            String value = entry.getValue()[0];

            if ("collection".equals(key)) {
                collectionName = value;
            }else{
                document.append(key, value);
            }

        }

        if (!"".equals(collectionName)) {
            mongoTemplate.insert(document, collectionName);
            jsonObject.put("success", true);
            jsonObject.put("msg", "插入成功");
        }else{
            jsonObject.put("success", false);
            jsonObject.put("msg", "请指定一个集合插入数据");
        }
        return jsonObject;


//      List<Object> find2 = mongoTemplate.find(new Query(null), Object.class, "data");
    }


    @RequestMapping("get")
    @ResponseBody
    public List<Object> get(HttpServletRequest request) {

        String collection = request.getParameter("collection");

        if (collection == null) {
            return null;
        }
        Criteria criteria = new Criteria();

        List<Object> list = mongoTemplate.find(new Query(criteria), Object.class, collection);

        return list;
    }

}

具体代码见 github

https://github.com/zhaoshuxue/springBoot/tree/master/spring-boot-mongodb


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转载自blog.csdn.net/u012359995/article/details/82263286