ArgumentController.java

import cn.hutool.core.map.MapBuilder;
import com.alibaba.fastjson2.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.example.personal.Result;
import com.example.personal.entity.Person;
import com.example.personal.service.PersonService;
import org.apache.commons.io.IOUtils;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.websocket.server.PathParam;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintStream;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import java.util.List;
import java.util.Map;

@RestController
public class ArgumentController {
    @Resource
    private PersonService personService;

    // http POST :8080/post name=James age=23
    @PostMapping("post")
    public Result post(@RequestBody Person person){
        personService.save(person);
        return Result.success(person.toString());
    }

    // echo '[{"name": "James", "age": 24},{"name": "Hopbourn", "age": 30}]'|http POST ':8080/post-list'
    @PostMapping("post-list")
    public Result postList(@RequestBody List<Person> personList){
        personService.saveBatch(personList);
        return Result.success(personList);
    }

    // http ':8080/get?name=James'
    @GetMapping("get")
    public Result get(Person person){
        LambdaQueryWrapper<Person> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(Person::getName, person.getName());
        List<Person> list = personService.list(wrapper);
        return Result.success(list);
    }

    // http POST :8080/post-basic name=James
    @PostMapping("post-basic")
    public String postBasic(@RequestBody JSONObject jsonObject){
        System.out.println(jsonObject.get("name"));
        return jsonObject.toJSONString();
    }

    // http ':8080/getPathParam?param=argv1'
    @GetMapping("getPathParam")
    public String getPathParam(@PathParam("param") String param){
        return "getPathParam " + param;
    }

    // http ':8080/getRequestParam?param=argv1'
    @GetMapping("getRequestParam")
    public String getRequestParam(@RequestParam String param){
        return "getRequestParam " + param;
    }

    // http ':8080/list?page=1&size=10'
    @GetMapping("list")
    public Result list(@RequestParam(defaultValue = "1") int page,
                       @RequestParam(defaultValue = "10") int size){
        Page<Person> personPage = new Page<>(page, size);
        Page<Person> pageResult = personService.page(personPage);

        Map<String, Object> map = MapBuilder.<String, Object>create()
                .put("total", pageResult.getTotal())
                .put("pages", pageResult.getPages())
                .put("list", pageResult.getRecords())
                .build();
        return Result.success(map);
    }

    // http :8080/get/1766741458314018818
    @GetMapping("get/{id}")
    public Result getId(@PathVariable Long id){
        Person person = personService.getById(id);
        return Result.success(person);
    }

    // http ':8080/get-array?array=A,B,C,D'
    @GetMapping("get-array")
    public Result getArray(String[] array){
        for (String s : array) {
            System.out.println(s);
        }
        return Result.success(array);
    }

    // http ':8080/get-int-array?array=1,2,3,4'
    @GetMapping("get-int-array")
    public Result getIntArray(int[] array){
        for (int i : array) {
            System.out.println(i);
        }
        return Result.success(array);
    }

    // http -d ':8080/download?name=James'
    @GetMapping("download")
    public void downloadAudio(@RequestParam("name") String name, HttpServletResponse response) throws IOException {
        response.setContentType("text/plain");
        String encodeName = URLEncoder.encode(name, "UTF-8").replace("+", "%20");
        response.setHeader("Content-Disposition", String.format("attachment; filename=\"%s.txt\"", encodeName));
        try (PrintStream printStream = new PrintStream(response.getOutputStream())) {
            printStream.println("你好" + name);
            printStream.flush();
        }
    }

    // http -f POST :8080/upload file@'James.txt'
    @PostMapping("upload")
    public void importExcel(HttpServletRequest request) throws IOException {
        MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
        Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
        MultipartFile file = fileMap.get("file");
        InputStream inputStream = file.getInputStream();
        String result = IOUtils.toString(inputStream, StandardCharsets.UTF_8);
        System.out.println(result);
    }

    // http ':8080/header' token:abcdefghijklmnopqrstuvwxyz
    @GetMapping("header")
    public String header(@RequestHeader String token){
        return token;
    }
}

pom.xml

<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter</artifactId>
    </dependency>
    <dependency>
        <groupId>org.projectlombok</groupId>
        <artifactId>lombok</artifactId>
    </dependency>
    <dependency>
        <groupId>com.baomidou</groupId>
        <artifactId>mybatis-plus-boot-starter</artifactId>
        <version>3.5.3.1</version>
    </dependency>
    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>
    </dependency>
    <dependency>
        <groupId>commons-io</groupId>
        <artifactId>commons-io</artifactId>
        <version>2.13.0</version>
    </dependency>
    <dependency>
        <groupId>com.alibaba.fastjson2</groupId>
        <artifactId>fastjson2</artifactId>
        <version>2.0.20</version>
    </dependency>
    <dependency>
        <groupId>cn.hutool</groupId>
        <artifactId>hutool-core</artifactId>
        <version>5.8.18</version>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>
</dependencies>