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@@ -50,8 +50,11 @@ public class ParkingCouponController {
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@SaIgnore
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@GetMapping
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public void jump(HttpServletResponse response, @RequestParam String code) throws IOException {
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+ log.info("停车券跳转请求, code: {}", code);
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var url = KymCache.INSTANCE.getParkingCouponUrl(code);
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+ log.info("从缓存获取停车券URL, code: {}, urlLength: {}", code, url != null ? url.length() : 0);
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if (url == null || url.isEmpty()) {
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+ log.warn("停车券链接已失效, code: {}", code);
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response.setContentType("text/html; charset=utf-8");
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response.getWriter().write("""
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<!DOCTYPE html>
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@@ -65,11 +68,13 @@ public class ParkingCouponController {
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}
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if (url.length() < MAX_REDIRECT_URL_LENGTH) {
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+ log.info("短 URL 直接重定向, code: {}, urlLength: {}", code, url.length());
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response.sendRedirect(url);
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return;
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}
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// URL 过长时使用服务端代理，避免浏览器 GET 请求触发第三方服务器 414
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+ log.info("长 URL 使用代理, code: {}, urlLength: {}", code, url.length());
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try {
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String content = HttpUtil.get(url);
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String origin = extractOrigin(url);
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skyline