public String updatedBy;

    /**
     * The timestamp when this data configuration was last updated.
     * Stored as a long value representing milliseconds since epoch.
     * Used for audit trail and concurrency control.
     */
    @ValidateTypeFailure
    public Long updatedTime;

    /**
     * The version number of the data configuration for optimistic locking.

     */
    @Size(max = 1000)
    public String updatedBy;

    /**
     * The timestamp when this group was last updated.
     * Stored as a long value representing milliseconds since epoch.
     * Used for audit trail and concurrency control.
     */
    @ValidateTypeFailure
    public Long updatedTime;

    /**
     * The version number of the group for optimistic locking.

    public String updatedBy;

    /**
     * The timestamp when this path mapping configuration was last updated.
     * Stored as a long value representing milliseconds since epoch.
     * Used for audit trail and concurrency control.
     */
    @ValidateTypeFailure
    public Long updatedTime;

    /**
     * The version number of the path mapping configuration for optimistic locking.

    @Test
    public void test_waitForNext_withPositiveInterval() throws InterruptedException {
        configHelper.setReloadInterval(20L);

        long startTime = System.currentTimeMillis();
        configHelper.waitForNext();
        long endTime = System.currentTimeMillis();

        long elapsed = endTime - startTime;
        assertTrue("Expected at least 15ms sleep, got " + elapsed + "ms", elapsed >= 15);

            final long startRecordNumber = data.getCurrentStartRecordNumber();
            final long endRecordNumber = data.getCurrentEndRecordNumber();
            final List<String> pageNumbers = data.getPageNumberList();
            final boolean partial = data.isPartialResults();
            final String searchQuery = data.getSearchQuery();
            final long requestedTime = data.getRequestedTime();

            "type" : "keyword"
          },
          "createdTime" : {
            "type" : "long"
          },
          "sortOrder" : {
            "type" : "integer"
          },
          "updatedBy" : {
            "type" : "keyword"
          },
          "updatedTime" : {
            "type" : "long"
          },
          "urlExpr" : {
            "type" : "keyword"
          }
        }
      }

    "aliases" : { },
    "mappings" : {
      "duplicate_host" : {
        "properties" : {
          "createdBy" : {
            "type" : "keyword"
          },
          "createdTime" : {
            "type" : "long"
          },
          "duplicateHostName" : {
            "type" : "keyword"
          },
          "regularName" : {
            "type" : "keyword"
          },
          "sortOrder" : {

      "sortOrder": {
        "type": "integer"
      },
      "createdBy": {
        "type": "keyword"
      },
      "createdTime": {
        "type": "long"
      },
      "updatedBy": {
        "type": "keyword"
      },
      "updatedTime": {
        "type": "long"
      },
      "description" : {
        "type": "text",
        "analyzer": "standard_analyzer"
      }
    }

        assertTrue(result.contains("role1role2"));
        assertTrue(result.contains("field1field2"));
        assertTrue(result.contains("exclude1exclude2"));

        // Count separators
        long separatorCount = result.chars().filter(ch -> ch == '\n').count();
        assertEquals(4, separatorCount);
    }

    @Test
    public void test_getCacheKey_nullParameters() {
        String seed = "test_seed";

    }

    /**
     * Retrieves a long value from system properties with a default fallback.
     *
     * @param key the property key to look up
     * @param defaultValue the default value if the property is not found or invalid
     * @return the long value or default value
     */
    protected Long getDefaultLong(final String key, final Long defaultValue) {