Re: [PR] [INLONG-8676][Manager] Elasticsearch - Modify the calling method from SDK to HTTP [inlong]

["vernedeng (via GitHub)" <gi...@apache.org>]

vernedeng commented on code in PR #9057:
URL: https://github.com/apache/inlong/pull/9057#discussion_r1378736172


##########
inlong-manager/manager-common/src/main/java/org/apache/inlong/manager/common/util/HttpUtils.java:
##########
@@ -95,6 +95,24 @@ public static <T> T request(RestTemplate restTemplate, String url, HttpMethod me
         }
     }
 
+    /**
+     * Send HEAD request to the specified URL.
+     */
+    public static boolean headRequest(RestTemplate restTemplate, String url, Map<String, Object> params,
+            HttpHeaders header) {
+        ResponseEntity<String> exchange;
+        boolean result = false;
+        HttpEntity<String> request = new HttpEntity(params, header);
+        log.debug("send request to {}, param {}", url, params);
+        exchange = restTemplate.exchange(url, HttpMethod.HEAD, request, String.class);
+        HttpStatus statusCode = exchange.getStatusCode();
+        if (statusCode.is2xxSuccessful()) {
+            result = true;

Review Comment:
   ```suggestion
               result = statusCode.is2xxSuccessful()
   ```



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