这篇,我们就通过入口类TutorialApplication看看Spring Boot是如何启动的。 注解 写过Spring Boot都知道需要有一个入口类,就是本例子中的TutorialApplication,而这个类上面必不可上的需要有一个@SpringBootApplication注解。 点击进入该注解,我们可以发现其是一个复合注解,包括@SpringBootConfiguration、@EnableAutoConfiguration...
弄完之后可以到src/main/java/com/tutorial/boot_demo/BootDemoApplication.java下启动项目如果此时安装的是比较old school的JDK8,那么就会出现以下错误,需要切换版本 java: 警告: 源发行版 17 需要目标发行版 17 这个也不难理解,因为我们生成项目的时候选的是JDK17...
Spring Boot OpenFeign Client Tutorial 5. Persistence Spring Boot with H2 Database Spring boot JPA + Hibernate + HikariCP Configuration Spring Boot DataSource Configuration Separate DataSource for Test, Dev and Prod Spring boot 2 and Ehcache 3 example Spring Boot – CRUD Application Spring boot pag...
Spring Initializrhttp://start.spring.io/is great tool to bootstrap your Spring Boot projects. As shown in the image above, following steps have to be done Launch Spring Initializr and choose the following Choosecom.in28minutes.springboot.tutorial.basics.application.configurationas Group Choosespring...
在TutorialApplication类上右键Run ‘TutorialApplication’即可启动应用 3、添加Controller类 如果你觉得上面的效果太空洞了，需要验证，那么可以新建一个HelloController类 package com.spring.boot.tutorial.controller;import org.springframework.web.bind.annotation.GetMapping;import org.springframework.web.bind.annotation....
It is very easy to integrate Spring Boot Application with its Spring Ecosystem like Spring JDBC, Spring ORM, Spring Data, Spring Security etc. It follows “Opinionated Defaults Configuration” Approach to reduce Developer effort It provides Embedded HTTP servers like Tomcat, Jetty etc. to develop ...
再提一句吧,虽然你的Application类(比如本文最上面的WhatEverApplication)也是一个配置类,你可以添加方法来创建新的Bean,不过我不喜欢这么这么做,我通常是新建单独的配置类,比如新建一个名为WebConfig的类,在这个类里定义Web开发相关的Bean。 博客链接:https://fookwood.com/spring-boot-tutorial-8-application ...
Spring Boot example The following application is a simple Spring Boot console application which usesSpringApplicationBuilderto set up a Spring Boot application. The application takes an argument from the user; it expects a full URL of a website and returns its title. ...
Spring Boot项目启动是通过执行SpringApplication的静态方法run启动项目,该方法底层是初始化上下文并启动容器。 其他文件 TutorialApplicationTests文件和appication.properties文件都是空壳,可以按照需要实现。 2、启动项目 在TutorialApplication类上右键Run 'TutorialApplication'即可启动应用 ...
“Spring Boot is a Spring Framework that facilitates with RAD (Rapid Application Development) feature for developing enterprise applications” Spring Boot Image This Spring Boot tutorial contains a maximum number of examples and annotated images on every topic so that you can easily get the topic. ...