Spring Boot 多个域名指向同一IP

一、需求：直接通过域名访问首页（同一应用下，多个首页，包括PC端、手机端首页）

　　方法：采用多个域名绑定同一IP下同一应用，不同域名对应不同产品（PC、手机端）的方法，在后台通过拦截器判断 request 中的host字段值，进而重定向到不同的页面

@Configuration
@EnableWebMvc
public class InterceptorConfig extends WebMvcConfigurerAdapter {

  @Bean
  public HostInterceptor hostInterceptor() {
    return new HostInterceptor();
  }

  @Override
  public void addInterceptors(InterceptorRegistry registry) {
    registry.addInterceptor(hostInterceptor()).addPathPatterns("/");
    super.addInterceptors(registry);
  }
}

package com.zxguan.thymeleaf.interceptor;

import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @author zxguan
 * @description
 * @create 2018-03-16 10:28
 */
public class HostInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        String host = request.getHeader("host");
        if (host.equals("localhost")) {
            response.sendRedirect("/home");
        } else {
            response.sendRedirect("/index");
        }
        return false;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {

    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {

    }
}

    @RequestMapping(value = {"/", "/index"})
    public String test() {
        return "test";
    }

    @RequestMapping(value = "/home")
    public String home() {
        return "home";
    }