Help us understand the problem. What is going on with this article?

RestControllerサンプル

More than 1 year has passed since last update.
DemoController.java
package com.springboot.test.restful;

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

import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;

@RestController // ・・・ 1
@RequestMapping("/api/v1/cities") // ・・・ 2
public class DemoController {

    @RequestMapping(method = RequestMethod.GET) // ・・・ 3
    public List<String> getCities() {
        List<String> rtn = new ArrayList<String>();
        rtn.add("GET1");
        rtn.add("GET2");

        return rtn;
    }

    @RequestMapping(value = "{id}", method = RequestMethod.GET) // ・・・ 4
    public String getCity(@PathVariable Integer id) {

        return "id";
    }

    @RequestMapping(method=RequestMethod.POST)    // g
    public Customer postCustomer(@RequestBody Customer customer) {
        customer.setEmail("hahaha");
        List<String> strList = new ArrayList<String>();
        strList.add("qqq");
        strList.add("www");
        customer.setStrList(strList);
        return customer;
    }

    @RequestMapping(value = "{id}/foods", method = RequestMethod.GET) // ・・・ 5
    public List<String> getFoods(@PathVariable Integer id) {
        List<String> rtn = new ArrayList<String>();
        rtn.add("foods1");
        rtn.add("foods2");

        return rtn;
    }

    @RequestMapping(value = "{id}/restaurants", method = RequestMethod.GET) // ・・・ 6
    public List<String> getRestaurants(@PathVariable Integer id) {
        List<String> rtn = new ArrayList<String>();
        rtn.add("restaurants1");
        rtn.add("restaurants2");

        return rtn;
    }
}
RestClientController.java
package com.springboot.test.restful.client;

import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import com.springboot.test.restful.Kehu;

@RestController // ・・・ 1
@RequestMapping("/client") // ・・・ 2
public class RestClientController {

    @RequestMapping(method = RequestMethod.GET) // ・・・ 3
    public void getCities() {
        RestTemplate restTemplate = new RestTemplate();
        String url = "http://localhost:8080/api/v1/cities";

        HttpHeaders headers = new HttpHeaders();

        headers.setContentType(MediaType.APPLICATION_JSON_UTF8);



        Kehu c = new Kehu();
        c.setId(1);
        c.setName("name1");
        c.setEmail("email1");
        HttpEntity entity = new HttpEntity(c, headers);

        ResponseEntity a = restTemplate.exchange(url, HttpMethod.POST, entity, String.class);

        System.out.println("OK");

    }
}

Customer.java
package com.springboot.test.restful;

import java.util.List;

public class Customer {

    private Integer id;

    private String name;

    private String email;

    private List<String> strList;


}

Why not register and get more from Qiita?
  1. We will deliver articles that match you
    By following users and tags, you can catch up information on technical fields that you are interested in as a whole
  2. you can read useful information later efficiently
    By "stocking" the articles you like, you can search right away