// 導入必要的包
import org.springframework.cloud.gateway.filter.GatewayFilter;
import org.springframework.cloud.gateway.filter.OrderedGatewayFilter;
import org.springframework.cloud.gateway.filter.factory.AbstractGatewayFilterFactory;
import org.springframework.core.Ordered;
import org.springframework.stereotype.Component;
@Component
public class LoggingFilter extends AbstractGatewayFilterFactory<Object> implements Ordered {
    @Override
    public GatewayFilter apply(Object config) {
        return (exchange, chain) -> {
            // 在此處實現(xiàn)日志記錄邏輯
            System.out.println("Logging before request...");
            return chain.filter(exchange).then(Mono.fromRunnable(() -> 
                System.out.println("Logging after response..."))); 
        };
    }
    @Override
    public int getOrder() {
        // 設(shè)置此過濾器的執(zhí)行優(yōu)先級，數(shù)值越大，執(zhí)行越晚
        return -10;
    }
}
@Component
public class AuthFilter implements GlobalFilter, Ordered {
    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
        // 在此處實現(xiàn)鑒權(quán)邏輯
        System.out.println("Authenticating request...");
        // 假設(shè)鑒權(quán)通過，繼續(xù)處理請求
        return chain.filter(exchange);
    }
    @Override
    public int getOrder() {
        // 設(shè)置此過濾器的執(zhí)行優(yōu)先級，數(shù)值越小，執(zhí)行越早
        return -20;
    }
}