SpringBoot拦截器之如何解决java.io.IOException:Stream closed问题

@ControllerAdvice
public class TestResponseBodyAdvice implements ResponseBodyAdvice {
    @Override
    public boolean supports(MethodParameter returnType, Class converterType) {
        Class targetClass = returnType.getMethod().getDeclaringClass();
        return true;
    }

    @Override
    public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType, Class selectedConverterType, ServerHttpRequest request, ServerHttpResponse response) {
        //操作

        return body;
    }
}

@Component
public class TokenInterceptor implements HandlerInterceptor {
    /**
     * 在访问Controller某个方法之前这个方法会被调用。
     *
     * @param request
     * @param response
     * @param handler
     * @return false则表示不执行postHandle方法, true 表示执行postHandle方法
     * @throws Exception
     */
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        //false则表示不执行postHandle方法,不执行下一步chain链，直接返回response
        if(/***相关操作***/) {
            return false;
        } else {
            return true;
        }
    }
}

@Autowired
TokenInterceptor tokenInterceptor;

/**
 * 添加拦截器
 * @param registry
 */
@Override
public void addInterceptors(InterceptorRegistry registry) {
	registry.addInterceptor(tokenInterceptor)
			.addPathPatterns("/api/**")//指定该类拦截的url
			.excludePathPatterns( "/static/**");//过滤静态资源
}

public class HttpHelper {
    public static String getBodyString(HttpServletRequest request) throws IOException {
        StringBuilder sb = new StringBuilder();
        InputStream inputStream = null;
        BufferedReader reader = null;
        try {
            inputStream = request.getInputStream();
            reader = new BufferedReader(new InputStreamReader(inputStream, Charset.forName("UTF-8")));
            String line = "";
            while ((line = reader.readLine()) != null) {
                sb.append(line);
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (inputStream != null) {
                try {
                    inputStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return sb.toString();
    }
}

public class HttpServletRequestReplacedFilter implements Filter {
    @Override
    public void destroy() {
    }

    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        ServletRequest requestWrapper = null;
        if(request instanceof HttpServletRequest) {
            requestWrapper = new RequestReaderHttpServletRequestWrapper((HttpServletRequest) request);
        }

        //获取请求中的流如何，将取出来的字符串，再次转换成流，然后把它放入到新request对象中。
        // 在chain.doFiler方法中传递新的request对象
        if(requestWrapper == null) {
            chain.doFilter(request, response);
        } else {
            chain.doFilter(requestWrapper, response);
        }
    }

    @Override
    public void init(FilterConfig arg0) throws ServletException {
    }
}

public class RequestReaderHttpServletRequestWrapper extends HttpServletRequestWrapper {

    private final byte[] body;

    public RequestReaderHttpServletRequestWrapper(HttpServletRequest request) throws IOException {
        super(request);
        body = HttpHelper.getBodyString(request).getBytes(Charset.forName("UTF-8"));
    }

    @Override
    public BufferedReader getReader() throws IOException {
        return new BufferedReader(new InputStreamReader(getInputStream()));
    }

    @Override
    public ServletInputStream getInputStream() throws IOException {

        final ByteArrayInputStream bais = new ByteArrayInputStream(body);

        return new ServletInputStream() {

            @Override
            public int read() throws IOException {
                return bais.read();
            }

            @Override
            public boolean isFinished() {
                return false;
            }

            @Override
            public boolean isReady() {
                return false;
            }

            @Override
            public void setReadListener(ReadListener readListener) {

            }
        };
    }
}

@Bean
public FilterRegistrationBean httpServletRequestReplacedRegistration() {
	FilterRegistrationBean registration = new FilterRegistrationBean();
	registration.setFilter(new HttpServletRequestReplacedFilter());
	registration.addUrlPatterns("/*");
	registration.addInitParameter("paramName", "paramValue");
	registration.setName("httpServletRequestReplacedFilter");
	registration.setOrder(1);
	return registration;
}

if(requestWrapper == null) {
	chain.doFilter(request, response);
} else {
	chain.doFilter(requestWrapper, response);
}