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QueueAsyncClient Class

  • java.lang.Object
    • com.azure.storage.queue.QueueAsyncClient

public final class QueueAsyncClient

This class provides a client that contains all the operations for interacting with a queue in Azure Storage Queue. Operations allowed by the client are creating and deleting the queue, retrieving and updating metadata and access policies of the queue, and enqueuing, dequeuing, peeking, updating, and deleting messages.

Instantiating an Asynchronous Queue Client

QueueAsyncClient client = new QueueClientBuilder()
     .connectionString("connectionstring")
     .endpoint("endpoint")
     .buildAsyncClient();

View QueueClientBuilder for additional ways to construct the client.

Method Summary

Modifier and Type Method and Description
Mono<Void> clearMessages()

Deletes all messages in the queue.

Mono<Response<Void>> clearMessagesWithResponse()

Deletes all messages in the queue.

Mono<Void> create()

Creates a new queue.

Mono<Boolean> createIfNotExists()

Creates a new queue.

Mono<Response<Boolean>> createIfNotExistsWithResponse(Map<String,String> metadata)

Creates a new queue.

Mono<Response<Void>> createWithResponse(Map<String,String> metadata)

Creates a new queue.

Mono<Void> delete()

Permanently deletes the queue.

Mono<Boolean> deleteIfExists()

Permanently deletes the queue if it exists.

Mono<Response<Boolean>> deleteIfExistsWithResponse()

Permanently deletes the queue if it exists.

Mono<Void> deleteMessage(String messageId, String popReceipt)

Deletes the specified message in the queue

Mono<Response<Void>> deleteMessageWithResponse(String messageId, String popReceipt)

Deletes the specified message in the queue

Mono<Response<Void>> deleteWithResponse()

Permanently deletes the queue.

String generateSas(QueueServiceSasSignatureValues queueServiceSasSignatureValues)

Generates a service sas for the queue using the specified QueueServiceSasSignatureValues

String generateSas(QueueServiceSasSignatureValues queueServiceSasSignatureValues, Context context)

Generates a service sas for the queue using the specified QueueServiceSasSignatureValues

String generateSas(QueueServiceSasSignatureValues queueServiceSasSignatureValues, Consumer<String> stringToSignHandler, Context context)

Generates a service sas for the queue using the specified QueueServiceSasSignatureValues

PagedFlux<QueueSignedIdentifier> getAccessPolicy()

Retrieves stored access policies specified on the queue.

String getAccountName()

Get associated account name.

HttpPipeline getHttpPipeline()

Gets the HttpPipeline powering this client.

QueueMessageEncoding getMessageEncoding()

Gets the message encoding the client is using.

Mono<QueueProperties> getProperties()

Retrieves metadata and approximate message count of the queue.

Mono<Response<QueueProperties>> getPropertiesWithResponse()

Retrieves metadata and approximate message count of the queue.

String getQueueName()

Get the queue name of the client.

String getQueueUrl()

Get the URL of the storage queue.

QueueServiceVersion getServiceVersion()

Gets the service version the client is using.

Mono<PeekedMessageItem> peekMessage()

Peeks the first message in the queue.

PagedFlux<PeekedMessageItem> peekMessages(Integer maxMessages)

Peek messages from the front of the queue up to the maximum number of messages.

Mono<QueueMessageItem> receiveMessage()

Retrieves the first message in the queue and hides it from other operations for 30 seconds.

PagedFlux<QueueMessageItem> receiveMessages(Integer maxMessages)

Retrieves up to the maximum number of messages from the queue and hides them from other operations for 30 seconds.

PagedFlux<QueueMessageItem> receiveMessages(Integer maxMessages, Duration visibilityTimeout)

Retrieves up to the maximum number of messages from the queue and hides them from other operations for the timeout period.

Mono<SendMessageResult> sendMessage(BinaryData message)

Enqueues a message that has a time-to-live of 7 days and is instantly visible.

Mono<SendMessageResult> sendMessage(String messageText)

Enqueues a message that has a time-to-live of 7 days and is instantly visible.

Mono<Response<SendMessageResult>> sendMessageWithResponse(BinaryData message, Duration visibilityTimeout, Duration timeToLive)

Enqueues a message with a given time-to-live and a timeout period where the message is invisible in the queue.

Mono<Response<SendMessageResult>> sendMessageWithResponse(String messageText, Duration visibilityTimeout, Duration timeToLive)

Enqueues a message with a given time-to-live and a timeout period where the message is invisible in the queue.

Mono<Void> setAccessPolicy(Iterable<QueueSignedIdentifier> permissions)

Sets stored access policies on the queue.

Mono<Response<Void>> setAccessPolicyWithResponse(Iterable<QueueSignedIdentifier> permissions)

Sets stored access policies on the queue.

Mono<Void> setMetadata(Map<String,String> metadata)

Sets the metadata of the queue.

Mono<Response<Void>> setMetadataWithResponse(Map<String,String> metadata)

Sets the metadata of the queue.

Mono<UpdateMessageResult> updateMessage(String messageId, String popReceipt, String messageText, Duration visibilityTimeout)

Updates the specific message in the queue with a new message and resets the visibility timeout.

Mono<Response<UpdateMessageResult>> updateMessageWithResponse(String messageId, String popReceipt, String messageText, Duration visibilityTimeout)

Updates the specific message in the queue with a new message and resets the visibility timeout.

Methods inherited from java.lang.Object

Method Details

clearMessages

public Mono clearMessages()

Deletes all messages in the queue.

Code Samples

Clear the messages

client.clearMessages().subscribe(
     response -> System.out.println("Clearing messages completed."));

For more information, see the Azure Docs.

Returns:

An empty response

clearMessagesWithResponse

public Mono> clearMessagesWithResponse()

Deletes all messages in the queue.

Code Samples

Clear the messages

client.clearMessagesWithResponse().doOnSuccess(
     response -> System.out.println("Clearing messages completed with status code: " + response.getStatusCode())
 );

For more information, see the Azure Docs.

Returns:

A response that only contains headers and response status code

create

public Mono create()

Creates a new queue.

Code Samples

Create a queue

client.create().subscribe(
     response -> {
     },
     error -> System.err.print(error.toString()),
     () -> System.out.println("Complete creating the queue!")
 );

For more information, see the Azure Docs.

Returns:

An empty response

createIfNotExists

public Mono createIfNotExists()

Creates a new queue.

Code Samples

Create a queue

client.createIfNotExists().subscribe(created -> {
     if (created) {
         System.out.println("Successfully created.");
     } else {
         System.out.println("Already exists.");
     }
 });

For more information, see the Azure Docs.

Returns:

A reactive response signaling completion. true indicates a new queue was created, false indicates the specified queue already existed.

createIfNotExistsWithResponse

public Mono> createIfNotExistsWithResponse(Map metadata)

Creates a new queue.

Code Samples

Create a queue with metadata "queue:metadataMap"

client.createIfNotExistsWithResponse(Collections.singletonMap("queue", "metadataMap"))
     .subscribe(response -> {
         if (response.getStatusCode() == 409) {
             System.out.println("Already exists.");
         } else {
             System.out.println("successfully created.");
         }
     });

For more information, see the Azure Docs.

Parameters:

metadata - Metadata to associate with the queue. If there is leading or trailing whitespace in any metadata key or value, it must be removed or encoded.

Returns:

A reactive response signaling completion. If Response<T>'s status code is 201, a new queue was successfully created. If status code is 204 or 409, a queue already existed at this location.

createWithResponse

public Mono> createWithResponse(Map metadata)

Creates a new queue.

Code Samples

Create a queue with metadata "queue:metadataMap"

client.createWithResponse(Collections.singletonMap("queue", "metadataMap")).subscribe(
     response -> System.out.println("Complete creating the queue with status code:" + response.getStatusCode()),
     error -> System.err.print(error.toString())
 );

For more information, see the Azure Docs.

Parameters:

metadata - Metadata to associate with the queue. If there is leading or trailing whitespace in any metadata key or value, it must be removed or encoded.

Returns:

A response that only contains headers and response status code

delete

public Mono delete()

Permanently deletes the queue.

Code Samples

Delete a queue

client.delete().doOnSuccess(
     response -> System.out.println("Deleting the queue completed.")
 );

For more information, see the Azure Docs.

Returns:

An empty response

deleteIfExists

public Mono deleteIfExists()

Permanently deletes the queue if it exists.

Code Samples

Delete a queue

client.deleteIfExists().subscribe(deleted -> {
     if (deleted) {
         System.out.println("Successfully deleted.");
     } else {
         System.out.println("Does not exist.");
     }
 });

For more information, see the Azure Docs.

Returns:

a reactive response signaling completion. true indicates that the queue was successfully deleted, false indicates that the queue did not exist.

deleteIfExistsWithResponse

public Mono> deleteIfExistsWithResponse()

Permanently deletes the queue if it exists.

Code Samples

Delete a queue

client.deleteIfExistsWithResponse().subscribe(response -> {
     if (response.getStatusCode() == 404) {
         System.out.println("Does not exist.");
     } else {
         System.out.println("successfully deleted.");
     }
 });

For more information, see the Azure Docs.

Returns:

A reactive response signaling completion. If Response<T>'s status code is 204, the queue was successfully deleted. If status code is 404, the queue does not exist.

deleteMessage

public Mono deleteMessage(String messageId, String popReceipt)

Deletes the specified message in the queue

Code Samples

Delete the first message

client.receiveMessage().subscribe(
     message -> {
         client.deleteMessage(message.getMessageId(), message.getPopReceipt()).subscribe(
             response -> {
             },
             deleteError -> System.err.print(deleteError.toString()),
             () -> System.out.println("Complete deleting the message!")
         );
     },
     error -> System.err.print(error.toString()),
     () -> System.out.println("Complete receiving the message!")
 );

For more information, see the Azure Docs.

Parameters:

messageId - ID of the message to deleted
popReceipt - Unique identifier that must match for the message to be deleted

Returns:

An empty response

deleteMessageWithResponse

public Mono> deleteMessageWithResponse(String messageId, String popReceipt)

Deletes the specified message in the queue

Code Samples

Delete the first message

client.receiveMessage().subscribe(
     message -> {
         client.deleteMessageWithResponse(message.getMessageId(), message.getPopReceipt())
             .subscribe(
                 response -> System.out.println("Complete deleting the message with status code: "
                     + response.getStatusCode()),
                 deleteError -> System.err.print(deleteError.toString()),
                 () -> System.out.println("Complete deleting the message!")
             );
     },
     error -> System.err.print(error.toString()),
     () -> System.out.println("Complete receiving the message!")
 );

For more information, see the Azure Docs.

Parameters:

messageId - ID of the message to deleted
popReceipt - Unique identifier that must match for the message to be deleted

Returns:

A response that only contains headers and response status code

deleteWithResponse

public Mono> deleteWithResponse()

Permanently deletes the queue.

Code Samples

Delete a queue

client.deleteWithResponse().subscribe(
     response -> System.out.println("Deleting the queue completed with status code: " + response.getStatusCode())
 );

For more information, see the Azure Docs.

Returns:

A response that only contains headers and response status code

generateSas

public String generateSas(QueueServiceSasSignatureValues queueServiceSasSignatureValues)

Generates a service sas for the queue using the specified QueueServiceSasSignatureValues

Note : The client must be authenticated via StorageSharedKeyCredential

See QueueServiceSasSignatureValues for more information on how to construct a service SAS.

Code Samples

OffsetDateTime expiryTime = OffsetDateTime.now().plusDays(1);
 QueueSasPermission permission = new QueueSasPermission().setReadPermission(true);

 QueueServiceSasSignatureValues values = new QueueServiceSasSignatureValues(expiryTime, permission)
     .setStartTime(OffsetDateTime.now());

 client.generateSas(values); // Client must be authenticated via StorageSharedKeyCredential

Parameters:

queueServiceSasSignatureValues - QueueServiceSasSignatureValues

Returns:

A String representing the SAS query parameters.

generateSas

public String generateSas(QueueServiceSasSignatureValues queueServiceSasSignatureValues, Context context)

Generates a service sas for the queue using the specified QueueServiceSasSignatureValues

Note : The client must be authenticated via StorageSharedKeyCredential

See QueueServiceSasSignatureValues for more information on how to construct a service SAS.

Code Samples

OffsetDateTime expiryTime = OffsetDateTime.now().plusDays(1);
 QueueSasPermission permission = new QueueSasPermission().setReadPermission(true);

 QueueServiceSasSignatureValues values = new QueueServiceSasSignatureValues(expiryTime, permission)
     .setStartTime(OffsetDateTime.now());

 // Client must be authenticated via StorageSharedKeyCredential
 client.generateSas(values, new Context("key", "value"));

Parameters:

queueServiceSasSignatureValues - QueueServiceSasSignatureValues
context - Additional context that is passed through the code when generating a SAS.

Returns:

A String representing the SAS query parameters.

generateSas

public String generateSas(QueueServiceSasSignatureValues queueServiceSasSignatureValues, Consumer stringToSignHandler, Context context)

Generates a service sas for the queue using the specified QueueServiceSasSignatureValues

Note : The client must be authenticated via StorageSharedKeyCredential

See QueueServiceSasSignatureValues for more information on how to construct a service SAS.

Parameters:

queueServiceSasSignatureValues - QueueServiceSasSignatureValues
stringToSignHandler - For debugging purposes only. Returns the string to sign that was used to generate the signature.
context - Additional context that is passed through the code when generating a SAS.

Returns:

A String representing the SAS query parameters.

getAccessPolicy

public PagedFlux getAccessPolicy()

Retrieves stored access policies specified on the queue.

Code Samples

List the stored access policies

client.getAccessPolicy()
     .subscribe(result -> System.out.printf("Access policy %s allows these permissions: %s",
         result.getId(), result.getAccessPolicy().getPermissions()));

For more information, see the Azure Docs.

Returns:

The stored access policies specified on the queue.

getAccountName

public String getAccountName()

Get associated account name.

Returns:

account name associated with this storage resource.

getHttpPipeline

public HttpPipeline getHttpPipeline()

Gets the HttpPipeline powering this client.

Returns:

The pipeline.

getMessageEncoding

public QueueMessageEncoding getMessageEncoding()

Gets the message encoding the client is using.

Returns:

the message encoding the client is using.

getProperties

public Mono getProperties()

Retrieves metadata and approximate message count of the queue.

Code Samples

Get the properties of the queue

client.getProperties()
     .subscribe(properties -> {
         System.out.printf("Metadata: %s, Approximate message count: %d", properties.getMetadata(),
             properties.getApproximateMessagesCount());
     });

For more information, see the Azure Docs.

Returns:

A response containing a QueueProperties value which contains the metadata and approximate messages count of the queue.

getPropertiesWithResponse

public Mono> getPropertiesWithResponse()

Retrieves metadata and approximate message count of the queue.

Code Samples

Get the properties of the queue

client.getPropertiesWithResponse()
     .subscribe(response -> {
         QueueProperties properties = response.getValue();
         System.out.printf("Metadata: %s, Approximate message count: %d", properties.getMetadata(),
             properties.getApproximateMessagesCount());
     });

For more information, see the Azure Docs.

Returns:

A response containing a QueueProperties value which contains the metadata and approximate messages count of the queue.

getQueueName

public String getQueueName()

Get the queue name of the client.

Code Samples

String queueName = client.getQueueName();
 System.out.println("The name of the queue is " + queueName);

Returns:

The name of the queue.

getQueueUrl

public String getQueueUrl()

Get the URL of the storage queue.

Returns:

the URL of the storage queue

getServiceVersion

public QueueServiceVersion getServiceVersion()

Gets the service version the client is using.

Returns:

the service version the client is using.

peekMessage

public Mono peekMessage()

Peeks the first message in the queue.

Peeked messages don't contain the necessary information needed to interact with the message nor will it hide messages from other operations on the queue.

Code Samples

Peek the first message

client.peekMessage().subscribe(
     peekMessages -> System.out.println("The message got from peek operation: "
         + peekMessages.getBody().toString()),
     error -> System.err.print(error.toString()),
     () -> System.out.println("Complete peeking the message!")
 );

For more information, see the Azure Docs.

Returns:

A PeekedMessageItem that contains metadata about the message.

peekMessages

public PagedFlux peekMessages(Integer maxMessages)

Peek messages from the front of the queue up to the maximum number of messages.

Peeked messages don't contain the necessary information needed to interact with the message nor will it hide messages from other operations on the queue.

Code Samples

Peek up to the first five messages

client.peekMessages(5).subscribe(
     peekMessage -> System.out.printf("Peeked message %s has been received %d times",
         peekMessage.getMessageId(), peekMessage.getDequeueCount()),
     error -> System.err.print(error.toString()),
     () -> System.out.println("Complete peeking the message!")
 );

For more information, see the Azure Docs.

Parameters:

maxMessages - Optional. Maximum number of messages to peek, if there are fewer messages exist in the queue than requested all the messages will be peeked. If left empty only 1 message will be peeked, the allowed range is 1 to 32 messages.

Returns:

Up to maxMessages PeekedMessageItem from the queue. Each PeekedMessage contains metadata about the message.

receiveMessage

public Mono receiveMessage()

Retrieves the first message in the queue and hides it from other operations for 30 seconds.

Code Samples

Dequeue a message

client.receiveMessage().subscribe(
     message -> System.out.println("The message got from getMessages operation: "
         + message.getBody().toString()),
     error -> System.err.print(error.toString()),
     () -> System.out.println("Complete receiving the message!")
 );

For more information, see the Azure Docs.

Returns:

The first QueueMessageItem in the queue, it contains getMessageId() and getPopReceipt() used to interact with the message, additionally it contains other metadata about the message.

receiveMessages

public PagedFlux receiveMessages(Integer maxMessages)

Retrieves up to the maximum number of messages from the queue and hides them from other operations for 30 seconds.

Code Samples

Dequeue up to 5 messages

client.receiveMessages(5).subscribe(
     message -> System.out.println("The message got from getMessages operation: "
         + message.getBody().toString()),
     error -> System.err.print(error.toString()),
     () -> System.out.println("Complete receiving the message!")
 );

For more information, see the Azure Docs.

Parameters:

maxMessages - Optional. Maximum number of messages to get, if there are fewer messages exist in the queue than requested all the messages will be returned. If left empty only 1 message will be retrieved, the allowed range is 1 to 32 messages.

Returns:

Up to maxMessages QueueMessageItem from the queue. Each DequeuedMessage contains getMessageId() and getPopReceipt() used to interact with the message and other metadata about the message.

receiveMessages

public PagedFlux receiveMessages(Integer maxMessages, Duration visibilityTimeout)

Retrieves up to the maximum number of messages from the queue and hides them from other operations for the timeout period.

Code Samples

Dequeue up to 5 messages and give them a 60 second timeout period

client.receiveMessages(5, Duration.ofSeconds(60))
     .subscribe(
         message -> System.out.println("The message got from getMessages operation: "
             + message.getBody().toString()),
         error -> System.err.print(error.toString()),
         () -> System.out.println("Complete receiving the message!")
     );

For more information, see the Azure Docs.

Parameters:

maxMessages - Optional. Maximum number of messages to get, if there are fewer messages exist in the queue than requested all the messages will be returned. If left empty only 1 message will be retrieved, the allowed range is 1 to 32 messages.
visibilityTimeout - Optional. The timeout period for how long the message is invisible in the queue. If left empty the dequeued messages will be invisible for 30 seconds. The timeout must be between 1 second and 7 days.

Returns:

Up to maxMessages QueueMessageItem from the queue. Each DeqeuedMessage contains getMessageId() and getPopReceipt() used to interact with the message and other metadata about the message.

sendMessage

public Mono sendMessage(BinaryData message)

Enqueues a message that has a time-to-live of 7 days and is instantly visible.

Code Samples

Enqueue a message of "Hello, Azure"

client.sendMessage(BinaryData.fromString("Hello, Azure")).subscribe(
         response -> {
         },
         error -> System.err.print(error.toString()),
         () -> System.out.println("Complete enqueuing the message!")
 );

For more information, see the Azure Docs.

Parameters:

message - Message content

Returns:

A SendMessageResult value that contains the getMessageId() and getPopReceipt() that are used to interact with the message and other metadata about the enqueued message.

sendMessage

public Mono sendMessage(String messageText)

Enqueues a message that has a time-to-live of 7 days and is instantly visible.

Code Samples

Enqueue a message of "Hello, Azure"

client.sendMessage("Hello, Azure").subscribe(
     response -> {
     },
     error -> System.err.print(error.toString()),
     () -> System.out.println("Complete enqueuing the message!")
 );

For more information, see the Azure Docs.

Parameters:

messageText - Message text

Returns:

A SendMessageResult value that contains the getMessageId() and getPopReceipt() that are used to interact with the message and other metadata about the enqueued message.

sendMessageWithResponse

public Mono> sendMessageWithResponse(BinaryData message, Duration visibilityTimeout, Duration timeToLive)

Enqueues a message with a given time-to-live and a timeout period where the message is invisible in the queue.

Code Samples

Add a message of "Hello, Azure" that has a timeout of 5 seconds

client.sendMessageWithResponse(BinaryData.fromString("Hello, Azure"),
         Duration.ofSeconds(5), null).subscribe(
         response -> System.out.printf("Message %s expires at %s", response.getValue().getMessageId(),
             response.getValue().getExpirationTime()),
         error -> System.err.print(error.toString()),
         () -> System.out.println("Complete enqueuing the message!")
 );

Add a message of "Goodbye, Azure" that has a time to live of 5 seconds

client.sendMessageWithResponse(BinaryData.fromString("Goodbye, Azure"),
         null, Duration.ofSeconds(5)).subscribe(
         response -> System.out.printf("Message %s expires at %s", response.getValue().getMessageId(),
             response.getValue().getExpirationTime()),
         error -> System.err.print(error.toString()),
         () -> System.out.println("Complete enqueuing the message!")
 );

For more information, see the Azure Docs.

Parameters:

message - Message content.
visibilityTimeout - Optional. The timeout period for how long the message is invisible in the queue. If unset the value will default to 0 and the message will be instantly visible. The timeout must be between 0 seconds and 7 days.
timeToLive - Optional. How long the message will stay alive in the queue. If unset the value will default to 7 days, if Duration.ofSeconds(-1) is passed the message will not expire. The time to live must be Duration.ofSeconds(-1) or any positive number of seconds.

Returns:

A SendMessageResult value that contains the getMessageId() and getPopReceipt() that are used to interact with the message and other metadata about the enqueued message.

sendMessageWithResponse

public Mono> sendMessageWithResponse(String messageText, Duration visibilityTimeout, Duration timeToLive)

Enqueues a message with a given time-to-live and a timeout period where the message is invisible in the queue.

Code Samples

Add a message of "Hello, Azure" that has a timeout of 5 seconds

client.sendMessageWithResponse("Hello, Azure",
     Duration.ofSeconds(5), null).subscribe(
         response -> System.out.printf("Message %s expires at %s", response.getValue().getMessageId(),
             response.getValue().getExpirationTime()),
         error -> System.err.print(error.toString()),
         () -> System.out.println("Complete enqueuing the message!")
 );

Add a message of "Goodbye, Azure" that has a time to live of 5 seconds

client.sendMessageWithResponse("Goodbye, Azure",
     null, Duration.ofSeconds(5)).subscribe(
         response -> System.out.printf("Message %s expires at %s", response.getValue().getMessageId(),
             response.getValue().getExpirationTime()),
         error -> System.err.print(error.toString()),
         () -> System.out.println("Complete enqueuing the message!")
 );

For more information, see the Azure Docs.

Parameters:

messageText - Message text
visibilityTimeout - Optional. The timeout period for how long the message is invisible in the queue. If unset the value will default to 0 and the message will be instantly visible. The timeout must be between 0 seconds and 7 days.
timeToLive - Optional. How long the message will stay alive in the queue. If unset the value will default to 7 days, if Duration.ofSeconds(-1) is passed the message will not expire. The time to live must be Duration.ofSeconds(-1) or any positive number of seconds.

Returns:

A SendMessageResult value that contains the getMessageId() and getPopReceipt() that are used to interact with the message and other metadata about the enqueued message.

setAccessPolicy

public Mono setAccessPolicy(Iterable permissions)

Sets stored access policies on the queue.

Code Samples

Set a read only stored access policy

QueueAccessPolicy accessPolicy = new QueueAccessPolicy().setPermissions("r")
     .setStartsOn(OffsetDateTime.now(ZoneOffset.UTC))
     .setExpiresOn(OffsetDateTime.now(ZoneOffset.UTC).plusDays(10));

 QueueSignedIdentifier permission = new QueueSignedIdentifier().setId("mypolicy").setAccessPolicy(accessPolicy);
 client.setAccessPolicy(Collections.singletonList(permission))
     .subscribe(response -> System.out.println("Setting access policies completed."));

For more information, see the Azure Docs.

Parameters:

permissions - Access policies to set on the queue

Returns:

An empty response

setAccessPolicyWithResponse

public Mono> setAccessPolicyWithResponse(Iterable permissions)

Sets stored access policies on the queue.

Code Samples

Set a read only stored access policy

QueueAccessPolicy accessPolicy = new QueueAccessPolicy().setPermissions("r")
     .setStartsOn(OffsetDateTime.now(ZoneOffset.UTC))
     .setExpiresOn(OffsetDateTime.now(ZoneOffset.UTC).plusDays(10));

 QueueSignedIdentifier permission = new QueueSignedIdentifier().setId("mypolicy").setAccessPolicy(accessPolicy);
 client.setAccessPolicyWithResponse(Collections.singletonList(permission))
     .subscribe(response -> System.out.printf("Setting access policies completed with status code %d",
         response.getStatusCode()));

For more information, see the Azure Docs.

Parameters:

permissions - Access policies to set on the queue

Returns:

A response that only contains headers and response status code

setMetadata

public Mono setMetadata(Map metadata)

Sets the metadata of the queue.

Passing in a null value for metadata will clear the metadata associated with the queue.

Code Samples

Set the queue's metadata to "queue:metadataMap"

client.setMetadata(Collections.singletonMap("queue", "metadataMap"))
     .subscribe(response -> System.out.println("Setting metadata completed."));

Clear the queue's metadata

client.setMetadata(null)
     .subscribe(response -> System.out.println("Clearing metadata completed."));

For more information, see the Azure Docs.

Parameters:

metadata - Metadata to set on the queue

Returns:

A response that only contains headers and response status code

setMetadataWithResponse

public Mono> setMetadataWithResponse(Map metadata)

Sets the metadata of the queue.

Passing in a null value for metadata will clear the metadata associated with the queue.

Code Samples

Set the queue's metadata to "queue:metadataMap"

client.setMetadataWithResponse(Collections.singletonMap("queue", "metadataMap"))
     .subscribe(response -> System.out.printf("Setting metadata completed with status code %d",
         response.getStatusCode()));

Clear the queue's metadata

client.setMetadataWithResponse(null)
     .subscribe(response -> System.out.printf("Clearing metadata completed with status code %d",
         response.getStatusCode()));

For more information, see the Azure Docs.

Parameters:

metadata - Metadata to set on the queue

Returns:

A response that only contains headers and response status code

updateMessage

public Mono updateMessage(String messageId, String popReceipt, String messageText, Duration visibilityTimeout)

Updates the specific message in the queue with a new message and resets the visibility timeout.

Code Samples

Dequeue the first message and update it to "Hello again, Azure" and hide it for 5 seconds

client.receiveMessage().subscribe(
     message -> {
         client.updateMessage("newText", message.getMessageId(),
             message.getPopReceipt(), null).subscribe(
                 response -> {
                 },
                 updateError -> System.err.print(updateError.toString()),
                 () -> System.out.println("Complete updating the message!")
         );
     },
     error -> System.err.print(error.toString()),
     () -> System.out.println("Complete receiving the message!")
 );

For more information, see the Azure Docs.

Parameters:

messageId - ID of the message to update
popReceipt - Unique identifier that must match for the message to be updated
messageText - Updated value for the message
visibilityTimeout - The timeout period for how long the message is invisible in the queue in seconds. The timeout period must be between 1 second and 7 days. The default value is Duration.ZERO.

Returns:

A UpdateMessageResult that contains the new getPopReceipt() to interact with the message, additionally contains the updated metadata about the message.

updateMessageWithResponse

public Mono> updateMessageWithResponse(String messageId, String popReceipt, String messageText, Duration visibilityTimeout)

Updates the specific message in the queue with a new message and resets the visibility timeout.

Code Samples

Dequeue the first message and update it to "Hello again, Azure" and hide it for 5 seconds

client.receiveMessage().subscribe(
     message -> {
         client.updateMessageWithResponse(message.getMessageId(), message.getPopReceipt(), "newText",
             null).subscribe(
                 response -> System.out.println("Complete updating the message with status code:"
                     + response.getStatusCode()),
                 updateError -> System.err.print(updateError.toString()),
                 () -> System.out.println("Complete updating the message!")
         );
     },
     error -> System.err.print(error.toString()),
     () -> System.out.println("Complete receiving the message!")
 );

For more information, see the Azure Docs.

Parameters:

messageId - ID of the message to update
popReceipt - Unique identifier that must match for the message to be updated
messageText - Updated value for the message
visibilityTimeout - The timeout period for how long the message is invisible in the queue in seconds. The timeout period must be between 1 second and 7 days. The default value is Duration.ZERO.

Returns:

A UpdateMessageResult that contains the new getPopReceipt() to interact with the message, additionally contains the updated metadata about the message.

Applies to