Description: "Number of events per HTTP send to webhook target",
			Optional:    true,
			Type:        "number",
		},
		config.HelpKV{
			Key:         QueueSize,
			Description: "configure channel queue size for webhook targets",
			Optional:    true,
			Type:        "number",
		},
		config.HelpKV{
			Key:         QueueDir,
			Description: `staging dir for undelivered logger messages e.g. '/home/logger-events'`,

import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.IOException;
import java.io.Reader;
import java.nio.CharBuffer;
import java.util.ArrayDeque;
import java.util.Queue;
import javax.annotation.CheckForNull;

/**
 * A class for reading lines of text. Provides the same functionality as {@link
 * java.io.BufferedReader#readLine()} but for all {@link Readable} objects, not just instances of

	defer func() {
		if err := tearDownQueueStore(); err != nil {
			t.Fatalf("Failed to tear down store; %v", err)
		}
	}()
	store, err := setUpQueueStore(queueDir, 100)
	if err != nil {
		t.Fatalf("Failed to create a queue store; %v", err)
	}

	var limit uint32 = 100

	batch := NewBatch[TestItem](BatchConfig[TestItem]{
		Limit:         limit,
		Store:         store,
		CommitTimeout: 5 * time.Minute,

jobs:
  feedback:
    permissions:
      issues: write
      pull-requests: write
    runs-on: ubuntu-latest
    steps:
      # Feedback loop: ask for something on PR/Issue and close if not provided or return to the queue on update.
      # https://github.com/gradle/issue-management-action/blob/main/src/feedback.ts

  }

  static <E extends @Nullable Object> Queue<E> queue(Queue<E> queue, @CheckForNull Object mutex) {
    return (queue instanceof SynchronizedQueue) ? queue : new SynchronizedQueue<E>(queue, mutex);
  }

  static class SynchronizedQueue<E extends @Nullable Object> extends SynchronizedCollection<E>
      implements Queue<E> {

    SynchronizedQueue(Queue<E> delegate, @CheckForNull Object mutex) {

  }

  static <E extends @Nullable Object> Queue<E> queue(Queue<E> queue, @CheckForNull Object mutex) {
    return (queue instanceof SynchronizedQueue) ? queue : new SynchronizedQueue<E>(queue, mutex);
  }

  static class SynchronizedQueue<E extends @Nullable Object> extends SynchronizedCollection<E>
      implements Queue<E> {

    SynchronizedQueue(Queue<E> delegate, @CheckForNull Object mutex) {

    }
  }

  /**
   * Closes this connection. This cancels all open streams and unanswered pings. It closes the
   * underlying input and output streams and shuts down internal task queues.
   */
  override fun close() {
    close(ErrorCode.NO_ERROR, ErrorCode.CANCEL, null)
  }

  internal fun close(
    connectionCode: ErrorCode,
    streamCode: ErrorCode,
    cause: IOException?,

public class FessCrawlerConfig extends EsCrawlerConfig {

    @Override
    public String getQueueIndex() {
        return ComponentUtil.getFessConfig().getIndexDocumentCrawlerIndex() + ".queue";
    }

    @Override
    public String getDataIndex() {
        return ComponentUtil.getFessConfig().getIndexDocumentCrawlerIndex() + ".data";
    }

    @Override
    public String getFilterIndex() {

	notificationEventsSkippedTotalMD    = NewCounterMD(notificationEventsSkippedTotal, "Events that were skipped to be sent to the targets due to the in-memory queue being full")
)

// loadClusterNotificationMetrics - `MetricsLoaderFn` for cluster notification metrics.
func loadClusterNotificationMetrics(_ context.Context, m MetricValues, _ *metricsCache) error {

	webhookFailedMessagesMD = NewCounterMD(webhookFailedMessages,
		"Number of messages that failed to send",
		allWebhookLabels...)
	webhookQueueLengthMD = NewGaugeMD(webhookQueueLength,
		"Webhook queue length",
		allWebhookLabels...)
	webhookTotalMessagesMD = NewCounterMD(webhookTotalMessages,
		"Total number of messages sent to this target",
		allWebhookLabels...)
)