Hello world i konfiguracja datasource

PC30-SklepSpring/src/main/java/sklep/controller/RootController.java

+package sklep.controller;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+@Controller
+public class RootController {
+	
+	@GetMapping("/hello")
+	@ResponseBody
+	public String hello() {
+		return "Hello world";
+	}
+
+}

PC30-SklepSpring/src/main/resources/application.properties

-
+spring.datasource.url=jdbc:postgresql://localhost:5432/sklep
+spring.datasource.username=kurs
+spring.datasource.password=abc123