javaEEday05-请求响应-请求-简单参数

springboot-web-req-resp/src/main/java/com/inmind/SpringbootWebReqRespApplication.java

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+package com.inmind;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class SpringbootWebReqRespApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(SpringbootWebReqRespApplication.class, args);
+	}
+
+}

springboot-web-req-resp/src/main/java/com/inmind/controller/RequestController.java

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+package com.inmind.controller;
+
+import jakarta.servlet.http.HttpServletRequest;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class RequestController {
+
+    //原始方式接收请求数据
+    /*@RequestMapping( "/simpleParam")
+    public String simpleParam(HttpServletRequest request){
+        //获取请求参数
+        String name = request.getParameter("name");
+        String ageStr = request.getParameter("age");
+        //手动的数据类型转换
+        int age = Integer.parseInt(ageStr);
+        System.out.println("name:"+name+",age:"+age);
+        return "OK";
+    }*/
+
+
+    //springboot方式获取请求参数
+    @RequestMapping( "/simpleParam")
+    //@RequestParam(name = "name" ) 的作用是从请求对象中获取name属性值，将值赋给username变量
+    public String simpleParam(@RequestParam(name = "name",required = false ) String username, Integer age){
+        System.out.println("name:"+username+",age:"+age);
+        return "OK";
+    }
+
+}

springboot-web-req-resp/src/main/resources/application.properties

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+spring.application.name=springboot-web-req-resp

springboot-web-req-resp/src/test/java/com/inmind/SpringbootWebReqRespApplicationTests.java

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+package com.inmind;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class SpringbootWebReqRespApplicationTests {
+
+	@Test
+	void contextLoads() {
+	}
+
+}