defer ps.RUnlock()
	for _, sub := range ps.subs {
		if sub.types.Contains(Mask(item.Mask())) && (sub.filter == nil || sub.filter(item)) {
			select {
			case sub.ch <- item:
			default:
			}
		}
	}
}

// Subscribe - Adds a subscriber to pubsub system
func (ps *PubSub[T, M]) Subscribe(mask M, subCh chan T, doneCh <-chan struct{}, filter func(entry T) bool) error {
	totalSubs := atomic.AddInt32(&ps.numSubscribers, 1)

	defer func() {
		if err := tearDownQueueStore(); err != nil {
			t.Fatal("Failed to tear down store ", err)
		}
	}()
	store, err := setUpQueueStore(queueDir, 100)
	if err != nil {
		t.Fatal("Failed to create a queue store ", err)
	}
	// Put 100 items.
	for range 100 {
		if _, err := store.Put(testItem); err != nil {
			t.Fatal("Failed to put to queue store ", err)
		}
	}
	// Count the items.
	keys := store.List()

            // Set up notification with known values
            byte oplockLevel = 0x02;
            byte[] fileId = new byte[16];
            Arrays.fill(fileId, 0, 8, (byte) 0xAB);
            Arrays.fill(fileId, 8, 16, (byte) 0xCD);

            // Use reflection to set private fields
            Field oplockLevelField = Smb2OplockBreakNotification.class.getDeclaredField("oplockLevel");

		Err:     "key with given key ID does not exist",
	}

	// ErrDecrypt is an error returned by the KMS when the decryption
	// of a ciphertext failed.
	ErrDecrypt = Error{
		Code:    http.StatusBadRequest,
		APICode: "kms:InvalidCiphertextException",
		Err:     "failed to decrypt ciphertext",
	}

	// ErrNotSupported is an error returned by the KMS when the requested
	// functionality is not supported by the KMS service.

        stream(conditions.get(SearchRequestParams.AS_OCCURRENCE))
                .of(stream -> stream.filter(this::isOccurrence).findFirst().ifPresent(q -> queryBuf.insert(0, q + ":")));

        stream(conditions.get(SearchRequestParams.AS_Q))
                .of(stream -> stream.filter(q -> StringUtil.isNotBlank(q) && q.length() <= maxQueryLength)
                        .forEach(q -> queryBuf.append(' ').append(q)));

     */
    @Override
    public void setFileId(final byte[] fileId) {
        this.fileId = fileId;
    }

    /**
     * Sets the padding for the read request
     *
     * @param padding
     *            the padding to set
     */
    public void setPadding(final byte padding) {
        this.padding = padding;
    }

    /**

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *

    }

    /**
     * Mark request as failed with error
     *
     * @param error exception that caused the failure
     */
    public void markFailed(Exception error) {
        this.error = error;
        this.completed = true;
    }

    /**
     * Get error if request failed
     *
     * @return exception if failed, null if successful
     */
    public Exception getError() {

        return filter;
    }

    @Override
    public MavenProject getMavenProject() {
        return project;
    }

    @Override
    public RepositorySystemSession getRepositorySession() {
        return session;
    }

    @Override
    public DependencyResolutionRequest setResolutionFilter(DependencyFilter filter) {
        this.filter = filter;
        return this;
    }

        SmbFilenameFilter filter = (d, n) -> n.equalsIgnoreCase("hello.txt");
        assertTrue(filter.accept(dir, "Hello.TXT"));
    }

    @Test
    void acceptReturnsFalseWhenNameDoesNotMatch() throws Exception {
        SmbFile dir = Mockito.mock(SmbFile.class);
        SmbFilenameFilter filter = (d, n) -> n.equalsIgnoreCase("hello.txt");
        assertFalse(filter.accept(dir, "world.txt"));
    }

    @Test