@Override
    protected Mono<Boolean> doMatcher(final ServerWebExchange exchange, final WebFilterChain chain) {
        String path = exchange.getRequest().getURI().getRawPath();
        return Mono.just(paths.contains(path));
    }
Instantiates a new Fallback filter.

@param paths the paths
@param dispatcherHandler the dispatcher handler
shenyu-web/src/main/java/org/apache/shenyu/web/filter/FallbackFilter.java