在Spring Boot中，返回JSP页面实例通常涉及到以下几个步骤：

1. 添加依赖：确保在你的`pom.xml`文件中添加了Spring Boot的Web Starter依赖。

spring boot返回jsp实例，如何在SpringBoot项目中配置并返回JSP页面实例 第1张

```xml

org.springframework.boot

spring-boot-starter-web

```

2. 配置视图解析器：在Spring Boot的主应用类或配置类中配置`ThymeleafViewResolver`。

```java

import org.springframework.context.annotation.Bean;

import org.springframework.context.annotation.Configuration;

import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;

import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

import org.thymeleaf.extras.springsecurity5.dialect.SpringSecurityDialect;

import org.thymeleaf.spring5.SpringTemplateEngine;

import org.thymeleaf.spring5.templateresolver.ThymeleafTemplateResolver;

import org.thymeleaf.spring5.view.ThymeleafViewResolver;

@Configuration

public class WebConfig implements WebMvcConfigurer {

@Bean

public ThymeleafTemplateResolver templateResolver() {

ThymeleafTemplateResolver templateResolver = new ThymeleafTemplateResolver();

templateResolver.setPrefix("