spirng boot 添加过滤器

@WebFilter(urlPatterns = "/*", filterName = "hystrixFilter")
public class MyFilter implements Filter {

	public void init(FilterConfig filterConfig) throws ServletException {
		
	}

	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException {
		System.out.println("**************");
		System.out.println("过滤器");
		HystrixRequestContext ctx = HystrixRequestContext.initializeContext();
		try {
			chain.doFilter(request, response);
		} catch (Exception e) {
			
		} finally {
			ctx.shutdown();
		}
	}

	public void destroy() {
		
	}

}

　　

@SpringBootApplication
@EnableEurekaClient
@EnableCircuitBreaker
@ServletComponentScan
public class SaleApp {
	
	@Bean
	@LoadBalanced
	public RestTemplate getRestTemplate() {
		return new RestTemplate();
	}
	
	public static void main(String[] args) {
		new SpringApplicationBuilder(SaleApp.class).web(true).run(args);
	}

}