String sessionId = crawler.execute();
```

### Background Crawling

```java
// Configure for background execution
crawler.setBackground(true);
String sessionId = crawler.execute();

// Check crawling status
while (crawler.crawlerContext.getStatus() == CrawlerStatus.RUNNING) {
    Thread.sleep(1000);
    System.out.println("Crawling in progress...");
}

// Wait for completion

            }
        }, "keyMatchHelper");

        // Execute without setting session ID
        String result = crawlJob.execute();

        assertNotNull(crawlJob.sessionId);
        // Check format: yyyyMMddHHmmss
        assertEquals(14, crawlJob.sessionId.length());
        assertTrue(crawlJob.sessionId.matches("\\d{14}"));
        assertTrue(result.contains("Session Id: " + crawlJob.sessionId));
    }

        this.receivedResponseAtMillis = receivedResponseAtMillis
      }

    internal fun initExchange(exchange: Exchange) {
      this.exchange = exchange
    }

    open fun build(): Response {
      check(code >= 0) { "code < 0: $code" }
      return Response(
        checkNotNull(request) { "request == null" },
        checkNotNull(protocol) { "protocol == null" },
        checkNotNull(message) { "message == null" },

		Find(&result).Error

	if err != nil {
		t.Fatalf("failed to preload and find users: %v", err)
	}

	AssertEqual(t, result, users)
	AssertEqual(t, len(query), 2) // Check preload queries are merged

	if !regexp.MustCompile(`SELECT \* FROM .*tools.* WHERE .*IN.*`).MatchString(query[0]) {
		t.Fatalf("Expected first query to preload manager tools, got: %s", query[0])
	}
}

        }

        else -> {
          throw expected
        }
      }
    }
  }

  /**
   * Attack the CA intermediates check by presenting unrelated chains to the handshake vs.
   * certificate pinner.
   *
   * This chain is valid but not pinned:
   *
   * ```
   *   attackerCa
   *    -> phonyVictim
   * ```
   *
   *

     */
    protected void finishCrawling() {
        crawlerContext.decrementAndGetActiveThreadCount();
    }

    /**
     * Checks if the crawling process should continue.
     * @param tcCount The thread check count.
     * @return true if the crawling should continue, false otherwise.
     */
    protected boolean isContinue(final int tcCount) {
        if (!crawlerContainer.available()) {

    return asImmutableList(array);
  }

  /** Views the array as an immutable list. Checks for nulls; does not copy. */
  private static <E> ImmutableList<E> construct(Object... elements) {
    return asImmutableList(checkElementsNotNull(elements));
  }

  /**
   * Views the array as an immutable list. Does not check for nulls; does not copy.
   *
   * <p>The array must be internally created.
   */

        protwordsFile.reload(null);

        PagingList<ProtwordsItem> list = protwordsFile.selectList(0, 100);

        // The file parsing may treat the escaped sequences differently
        // Check what we actually got
        assertTrue("Should have at least 3 items", list.size() >= 3);

        // Find and verify the expected items
        boolean foundTab = false;
        boolean foundNewline = false;

                throwValidationError(messages -> messages.addErrorsDesignFileNameIsNotFound("designFileName"), this::asListHtml);
                return null;
            }
            expectedBaseDir = null; // Skip path traversal check for resource files
        } else {
            throwValidationError(messages -> messages.addErrorsDesignFileIsUnsupportedType("designFileName"), this::asListHtml);
            return null;
        }

                .build());
        options.addOption(Option.builder(Character.toString(UPDATE_SNAPSHOTS))
                .longOpt("update-snapshots")
                .desc("Forces a check for missing releases and updated snapshots on remote repositories")
                .build());
        options.addOption(Option.builder(Character.toString(ACTIVATE_PROFILES))
                .longOpt("activate-profiles")