一、返回html
(1)添加maven依赖
org.springframework.boot
spring-boot-starter-thymeleaf
(2)thymeleaf模板默认寻找resources下,templates文件夹放html页面,static文件夹放css及js

(3)引入js,需要使用如下格式
Hello World!

(4)controller代码如下
package springboot.controller; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; @Controller public class HtmlController { @RequestMapping("/show") public String show() { return "aaa"; } }
二、返回jsp
(1)添加jsp的maven依赖
org.apache.tomcat.embed
tomcat-embed-jasper
provided
javax.servlet
jstl
注:返回jsp需要把spring-boot-starter-thymeleaf注释掉
(2)在controller里添加寻找jsp页面的视图解析器
@Bean public InternalResourceViewResolver viewResolver() { InternalResourceViewResolver viewResolver = new InternalResourceViewResolver(); viewResolver.setPrefix("/WEB-INF/"); viewResolver.setSuffix(".jsp"); return viewResolver; }
(3)结构图如下

(4)controller代码如下
package springboot.controller; import org.springframework.context.annotation.Bean; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.servlet.view.InternalResourceViewResolver; @Controller public class JspController { @RequestMapping("/test") public String index() { return "home"; } @Bean public InternalResourceViewResolver viewResolver() { InternalResourceViewResolver viewResolver = new InternalResourceViewResolver(); viewResolver.setPrefix("/WEB-INF/"); viewResolver.setSuffix(".jsp"); return viewResolver; } }
注:返回html和jsp时使用@Controller注解
三、加载css、js文件
放到static下


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