Spring Boot With MongoDB Embedded documents

 

User.java

package com.example.sample;

import java.util.List;

import org.springframework.data.annotation.Id;
import org.springframework.data.mongodb.core.mapping.Document;


@Document(collection = "user")
public class User {

  @Id private String id;
  private String name;
  private String gender;
  private int age;
  private Tel tel;
  private List<Cert> cert;

  public String getId() {
	return id;
  }

  public void setId(String id) {
	this.id = id;
  }

  public String getName() {
	return name;
  }

  public void setName(String name) {
	this.name = name;
  }

  public String getGender() {
	return gender;
  }

  public void setGender(String gender) {
	this.gender = gender;
  }

  public int getAge() {
	return age;
  }

  public void setAge(int age) {
	this.age = age;
  }

  public Tel getTel() {
	return tel;
  }

  public void setTel(Tel tel) {
	this.tel = tel;
  }

  public List<Cert> getCert() {
	return cert;
  }

  public void setCert(List<Cert> cert) {
	this.cert = cert;
  }

  @Override
  public String toString() {
	return "User [id=" + id + ", name=" + name + ", gender=" + gender + ", age=" + age + ", tel=" + tel + ", cert="
			+ cert + "]";
  }
  
}

 

Tel.java

package com.example.sample;

public class Tel {

  private String home;
  private String company;

  public String getHome() {
	return home;
  }

  public void setHome(String home) {
	this.home = home;
  }

  public String getCompany() {
	return company;
  }

  public void setCompany(String company) {
	this.company = company;
  }

  @Override
  public String toString() {
	return "Tel [home=" + home + ", company=" + company + "]";
  }
  
}

 

Cert.java

package com.example.sample;

public class Cert {

  private String name;

  public String getName() {
	return name;
  }

  public void setName(String name) {
	this.name = name;
  }

  @Override
  public String toString() {
	return "Cert [name=" + name + "]";
  }
  
}

 

UserRepository.java

package com.example.sample;

import java.util.List;

import org.springframework.data.mongodb.repository.MongoRepository;
import org.springframework.data.mongodb.repository.Query;

public interface UserRepository extends MongoRepository<User, String> {
	
  List<User> findByName(String name);

  @Query("{'tel.home': ?0}")
  List<User> findByHomeTel(String home);

}

 

userService.java

package com.example.sample;

import java.util.List;

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

@Service
public class SampleService {

  UserRepository userRepository;

  @Autowired
  public void setPersonRepository(UserRepository userRepository) {
    this.userRepository = userRepository;
  }

  public void insertUserData(User user) {
    userRepository.insert(user);
  }
	
  public List<User> selectUserDataByName(String name) {
    List<User> user = userRepository.findByName(name);
    return user;
  }
	
  public List<User> selectUserDataHomeTel(String tel) {
    List<User> user = userRepository.findByHomeTel(tel);
    return user;
  }
	
}

 

SampleApplicationTests.java

package com.example.sample;

import java.util.ArrayList;
import java.util.List;

import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;

@SpringBootTest
class SampleApplicationTests {

  private SampleService sampleService;
	
  @Autowired
  public void setSampleService(SampleService sampleService) {
    this.sampleService = sampleService;
  }
	
  @Test
  void testMongDB() {
    Tel tel = new Tel();
    tel.setHome("02-123-1234");
    tel.setCompany("02-456-4567");

    List<Cert> cert = new ArrayList<Cert>();
    Cert cert1 = new Cert();
    cert1.setName("정보처리기사");
    cert.add(cert1);
    Cert cert2 = new Cert();
    cert2.setName("OCP");
    cert.add(cert2);

    User user = new User();
    user.setName("홍길동");
    user.setGender("남자");
    user.setAge(30);
    user.setTel(tel);
    user.setCert(cert);
    
    sampleService.insertUserData(user);
    
    tel = new Tel();
    tel.setHome("02-123-1234");
    tel.setCompany("02-789-7890");

    cert = new ArrayList<Cert>();
    cert1 = new Cert();
    cert1.setName("TOEIC");
    cert.add(cert1);
    cert2 = new Cert();
    cert2.setName("TOEFL");
    cert.add(cert2);

    user = new User();
    user.setName("홍길순");
    user.setGender("여자");
    user.setAge(25);
    user.setTel(tel);
    user.setCert(cert);
    
    sampleService.insertUserData(user);
    
    List<User> user1 = sampleService.selectUserDataByName("홍길동");
    System.out.println("selectUserDataByName(\"홍길동\")");
    System.out.println(user1);
    
    List<User> user2 = sampleService.selectUserDataHomeTel("02-123-1234");
    System.out.println("selectUserDataHomeTel(\"02-123-1234\")");
    System.out.println(user2);
  }

}

 

출력화면

selectUserDataByName("홍길동")
[User [id=5ee18a3670c0ff148eb8827d, name=홍길동, gender=남자, age=30, tel=Tel [home=02-123-1234, company=02-456-4567], cert=[Cert [name=정보처리기사], Cert [name=OCP]]]]
selectUserDataHomeTel("02-123-1234")
[User [id=5ee18a3670c0ff148eb8827d, name=홍길동, gender=남자, age=30, tel=Tel [home=02-123-1234, company=02-456-4567], cert=[Cert [name=정보처리기사], Cert [name=OCP]]], User [id=5ee18a3670c0ff148eb8827e, name=홍길순, gender=여자, age=25, tel=Tel [home=02-123-1234, company=02-789-7890], cert=[Cert [name=TOEIC], Cert [name=TOEFL]]]]

 

user Collection Data

/* 1 */
{
    "_id" : ObjectId("5ee08658a3147ba09ddbad0a"),
    "name" : "홍길동",
    "gender" : "남자",
    "age" : 30,
    "tel" : {
        "home" : "02-123-1234",
        "company" : "02-456-4567"
    },
    "cert" : [ 
        {
            "name" : "정보처리기사"
        }, 
        {
            "name" : "OCP"
        }
    ],
    "_class" : "com.example.sample.User"
}

/* 2 */
{
    "_id" : ObjectId("5ee08666a3147ba09ddbad12"),
    "name" : "홍길순",
    "gender" : "여자",
    "age" : 25,
    "tel" : {
        "home" : "02-123-1234",
        "company" : "02-789-7890"
    },
    "cert" : [ 
        {
            "name" : "TOEIC"
        }, 
        {
            "name" : "TOEFL"
        }
    ],
    "_class" : "com.example.sample.User"
}