QueueClient Class

Package:

com.azure.storage.queue

Maven Artifact:

com.azure:azure-storage-queue:12.20.2

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

public final class QueueClient

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 Synchronous Queue Client

QueueClient client = new QueueClientBuilder()
     .connectionString("connectionstring")
     .endpoint("endpoint")
     .buildClient();

View QueueClientBuilder for additional ways to construct the client.

Method Summary

Modifier and Type	Method and Description
void	clearMessages() Deletes all messages in the queue.
Response<Void>	clearMessagesWithResponse(Duration timeout, Context context) Deletes all messages in the queue.
void	create() Creates a new queue.
boolean	createIfNotExists() Creates a new queue if it does not exist.
Response<Boolean>	createIfNotExistsWithResponse(Map<String,String> metadata, Duration timeout, Context context) Creates a new queue if it does not exist.
Response<Void>	createWithResponse(Map<String,String> metadata, Duration timeout, Context context) Creates a new queue.
void	delete() Permanently deletes the queue.
boolean	deleteIfExists() Permanently deletes the queue if exists.
Response<Boolean>	deleteIfExistsWithResponse(Duration timeout, Context context) Permanently deletes the queue if it exists.
void	deleteMessage(String messageId, String popReceipt) Deletes the specified message in the queue
Response<Void>	deleteMessageWithResponse(String messageId, String popReceipt, Duration timeout, Context context) Deletes the specified message in the queue
Response<Void>	deleteWithResponse(Duration timeout, Context context) 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
PagedIterable<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.
QueueProperties	getProperties() Retrieves metadata and approximate message count of the queue.
Response<QueueProperties>	getPropertiesWithResponse(Duration timeout, Context context) Retrieves metadata and approximate message count of the queue.
String	getQueueName() Get the queue name of the client.
String	getQueueUrl()
QueueServiceVersion	getServiceVersion() Gets the service version the client is using.
PeekedMessageItem	peekMessage() Peeks the first message in the queue.
PagedIterable<PeekedMessageItem>	peekMessages(Integer maxMessages, Duration timeout, Context context) Peek messages from the front of the queue up to the maximum number of messages.
QueueMessageItem	receiveMessage() Retrieves the first message in the queue and hides it from other operations for 30 seconds.
PagedIterable<QueueMessageItem>	receiveMessages(Integer maxMessages) Retrieves up to the maximum number of messages from the queue and hides them from other operations for 30 seconds.
PagedIterable<QueueMessageItem>	receiveMessages(Integer maxMessages, Duration visibilityTimeout, Duration timeout, Context context) Retrieves up to the maximum number of messages from the queue and hides them from other operations for the timeout period.
SendMessageResult	sendMessage(BinaryData message) Sends a message that has a time-to-live of 7 days and is instantly visible.
SendMessageResult	sendMessage(String messageText) Sends a message that has a time-to-live of 7 days and is instantly visible.
Response<SendMessageResult>	sendMessageWithResponse(BinaryData message, Duration visibilityTimeout, Duration timeToLive, Duration timeout, Context context) Sends a message with a given time-to-live and a timeout period where the message is invisible in the queue.
Response<SendMessageResult>	sendMessageWithResponse(String messageText, Duration visibilityTimeout, Duration timeToLive, Duration timeout, Context context) Sends a message with a given time-to-live and a timeout period where the message is invisible in the queue.
void	setAccessPolicy(List<QueueSignedIdentifier> permissions) Sets stored access policies on the queue.
Response<Void>	setAccessPolicyWithResponse(List<QueueSignedIdentifier> permissions, Duration timeout, Context context) Sets stored access policies on the queue.
void	setMetadata(Map<String,String> metadata) Sets the metadata of the queue.
Response<Void>	setMetadataWithResponse(Map<String,String> metadata, Duration timeout, Context context) Sets the metadata of the queue.
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.
Response<UpdateMessageResult>	updateMessageWithResponse(String messageId, String popReceipt, String messageText, Duration visibilityTimeout, Duration timeout, Context context) Updates the specific message in the queue with a new message and resets the visibility timeout.

Methods inherited from java.lang.Object

clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Method Details

clearMessages

public void clearMessages()

Deletes all messages in the queue.

Code Samples

Clear the messages

client.clearMessages();
 System.out.println("Clearing messages completed.");

For more information, see the Azure Docs.

clearMessagesWithResponse

public Response clearMessagesWithResponse(Duration timeout, Context context)

Deletes all messages in the queue.

Code Samples

Clear the messages

Response<Void> response = client.clearMessagesWithResponse(Duration.ofSeconds(1), new Context(key1, value1));
 System.out.printf("Clearing messages completed with status code %d", response.getStatusCode());

For more information, see the Azure Docs.

Parameters:

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

A response that only contains headers and response status code

create

public void create()

Creates a new queue.

Code Samples

Create a queue

client.create();
 System.out.println("Complete creating queue.");

For more information, see the Azure Docs.

createIfNotExists

public boolean createIfNotExists()

Creates a new queue if it does not exist.

Code Samples

Create a queue

boolean result = client.createIfNotExists();
 System.out.println("Queue created: " + result);

For more information, see the Azure Docs.

Returns:

true if queue is successfully created, false if queue already exists.

createIfNotExistsWithResponse

public Response createIfNotExistsWithResponse(Map metadata, Duration timeout, Context context)

Creates a new queue if it does not exist.

Code Samples

Create a queue with metadata "queue:metadataMap"

Response<Boolean> response = client.createIfNotExistsWithResponse(Collections.singletonMap("queue", "metadataMap"),
     Duration.ofSeconds(1), new Context(key1, value1));
 if (response.getStatusCode() == 409) {
     System.out.println("Already existed.");
 } else {
     System.out.printf("Create completed with status %d%n", response.getStatusCode());
 }

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.

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

A response containing status code and HTTP headers. 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 Response createWithResponse(Map metadata, Duration timeout, Context context)

Creates a new queue.

Code Samples

Create a queue with metadata "queue:metadataMap"

Response<Void> response = client.createWithResponse(Collections.singletonMap("queue", "metadataMap"),
     Duration.ofSeconds(1), new Context(key1, value1));
 System.out.println("Complete creating queue with status code: " + response.getStatusCode());

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.

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

A response that only contains headers and response status code

delete

public void delete()

Permanently deletes the queue.

Code Samples

Delete a queue

client.delete();
 System.out.println("Complete deleting the queue.");

For more information, see the Azure Docs.

deleteIfExists

public boolean deleteIfExists()

Permanently deletes the queue if exists.

Code Samples

Delete a queue

client.deleteIfExists();
 System.out.println("Complete deleting the queue.");

For more information, see the Azure Docs.

Returns:

true if queue is successfully deleted, false if queue does not exist.

deleteIfExistsWithResponse

public Response deleteIfExistsWithResponse(Duration timeout, Context context)

Permanently deletes the queue if it exists.

Code Samples

Delete a queue

Response<Boolean> response = client.deleteIfExistsWithResponse(Duration.ofSeconds(1), new Context(key1, value1));
 if (response.getStatusCode() == 404) {
     System.out.println("Does not exist.");
 } else {
     System.out.printf("Delete completed with status %d%n", response.getStatusCode());
 }

For more information, see the Azure Docs.

Parameters:

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

A response containing status code and HTTP headers. 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 void deleteMessage(String messageId, String popReceipt)

Deletes the specified message in the queue

Code Samples

Delete the first message

QueueMessageItem queueMessageItem = client.receiveMessage();
 client.deleteMessage(queueMessageItem.getMessageId(), queueMessageItem.getPopReceipt());
 System.out.println("Complete deleting 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

deleteMessageWithResponse

public Response deleteMessageWithResponse(String messageId, String popReceipt, Duration timeout, Context context)

Deletes the specified message in the queue

Code Samples

Delete the first message

QueueMessageItem queueMessageItem = client.receiveMessage();
 Response<Void> response = client.deleteMessageWithResponse(queueMessageItem.getMessageId(),
     queueMessageItem.getPopReceipt(), Duration.ofSeconds(1), new Context(key1, value1));
 System.out.println("Complete deleting the message with status code " + response.getStatusCode());

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

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

A response that only contains headers and response status code

deleteWithResponse

public Response deleteWithResponse(Duration timeout, Context context)

Permanently deletes the queue.

Code Samples

Delete a queue

Response<Void> response = client.deleteWithResponse(Duration.ofSeconds(1), new Context(key1, value1));
 System.out.println("Complete deleting the queue with status code: " + response.getStatusCode());

For more information, see the Azure Docs.

Parameters:

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

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.

getAccessPolicy

public PagedIterable getAccessPolicy()

Retrieves stored access policies specified on the queue.

Code Samples

List the stored access policies

for (QueueSignedIdentifier permission : client.getAccessPolicy()) {
     System.out.printf("Access policy %s allows these permissions: %s", permission.getId(),
         permission.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 QueueProperties getProperties()

Retrieves metadata and approximate message count of the queue.

Code Samples

Get the properties of the queue

QueueProperties properties = client.getProperties();
 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 Response getPropertiesWithResponse(Duration timeout, Context context)

Retrieves metadata and approximate message count of the queue.

Code Samples

Get the properties of the queue

QueueProperties properties = client.getPropertiesWithResponse(Duration.ofSeconds(1),
     new Context(key1, value1)).getValue();
 System.out.printf("Metadata: %s, Approximate message count: %d", properties.getMetadata(),
     properties.getApproximateMessagesCount());

For more information, see the Azure Docs.

Parameters:

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

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()

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 PeekedMessageItem 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

PeekedMessageItem peekedMessageItem = client.peekMessage();
 System.out.println("Complete peeking the message: " + peekedMessageItem.getBody().toString());

For more information, see the Azure Docs.

Returns:

A PeekedMessageItem that contains metadata about the message.

peekMessages

public PagedIterable peekMessages(Integer maxMessages, Duration timeout, Context context)

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, Duration.ofSeconds(1), new Context(key1, value1)).forEach(
     peekMessage -> System.out.printf("Peeked message %s has been received %d times",
         peekMessage.getMessageId(), peekMessage.getDequeueCount())
 );

For more information, see the Azure Docs.

Parameters:

maxMessages - Optional. Maximum number of messages to peek, if there are less 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.

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

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

receiveMessage

public QueueMessageItem receiveMessage()

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

Code Samples

Receive a message

QueueMessageItem queueMessageItem = client.receiveMessage();
 System.out.println("Complete receiving the message: " + queueMessageItem.getMessageId());

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 PagedIterable 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

Receive up to 5 messages

for (QueueMessageItem message : client.receiveMessages(5)) {
     System.out.printf("Received %s and it becomes visible at %s",
         message.getMessageId(), message.getTimeNextVisible());
 }

For more information, see the Azure Docs.

Parameters:

maxMessages - Optional. Maximum number of messages to get, if there are less 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 ReceiveMessageItem contains getMessageId() and getPopReceipt() used to interact with the message and other metadata about the message.

receiveMessages

public PagedIterable receiveMessages(Integer maxMessages, Duration visibilityTimeout, Duration timeout, Context context)

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

Code Samples

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

for (QueueMessageItem message : client.receiveMessages(5, Duration.ofSeconds(60),
     Duration.ofSeconds(1), new Context(key1, value1))) {
     System.out.printf("Received %s and it becomes visible at %s",
         message.getMessageId(), message.getTimeNextVisible());
 }

For more information, see the Azure Docs.

Parameters:

maxMessages - Optional. Maximum number of messages to get, if there are less 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 received messages will be invisible for 30 seconds. The timeout must be between 1 second and 7 days.

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

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 SendMessageResult sendMessage(BinaryData message)

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

Code Samples

Sends a message of "Hello, Azure"

SendMessageResult response = client.sendMessage(BinaryData.fromString("Hello msg"));
 System.out.println("Complete enqueuing the message with message Id" + response.getMessageId());

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 SendMessageResult sendMessage(String messageText)

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

Code Samples

Sends a message of "Hello, Azure"

SendMessageResult response = client.sendMessage("hello msg");
 System.out.println("Complete enqueuing the message with message Id" + response.getMessageId());

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 Response sendMessageWithResponse(BinaryData message, Duration visibilityTimeout, Duration timeToLive, Duration timeout, Context context)

Sends 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

SendMessageResult sentMessageItem = client.sendMessageWithResponse(BinaryData.fromString("Hello, Azure"),
     Duration.ofSeconds(5), null, Duration.ofSeconds(1), new Context(key1, value1)).getValue();
 System.out.printf("Message %s expires at %s", sentMessageItem.getMessageId(),
     sentMessageItem.getExpirationTime());

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

SendMessageResult enqueuedMessage = client.sendMessageWithResponse(BinaryData.fromString("Goodbye, Azure"),
     null, Duration.ofSeconds(5), Duration.ofSeconds(1), new Context(key1, value1)).getValue();
 System.out.printf("Message %s expires at %s", enqueuedMessage.getMessageId(),
     enqueuedMessage.getExpirationTime());

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.

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

A response containing the 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 Response sendMessageWithResponse(String messageText, Duration visibilityTimeout, Duration timeToLive, Duration timeout, Context context)

Sends 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

SendMessageResult sentMessageItem = client.sendMessageWithResponse("Hello, Azure",
     Duration.ofSeconds(5), null, Duration.ofSeconds(1), new Context(key1, value1)).getValue();
 System.out.printf("Message %s expires at %s", sentMessageItem.getMessageId(),
     sentMessageItem.getExpirationTime());

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

SendMessageResult enqueuedMessage = client.sendMessageWithResponse("Goodbye, Azure",
     null, Duration.ofSeconds(5), Duration.ofSeconds(1), new Context(key1, value1)).getValue();
 System.out.printf("Message %s expires at %s", enqueuedMessage.getMessageId(),
     enqueuedMessage.getExpirationTime());

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.

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

A response containing the 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 void setAccessPolicy(List 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));
 System.out.println("Setting access policies completed.");

For more information, see the Azure Docs.

Parameters:

permissions - Access policies to set on the queue

setAccessPolicyWithResponse

public Response setAccessPolicyWithResponse(List permissions, Duration timeout, Context context)

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);
 Response<Void> response = client.setAccessPolicyWithResponse(Collections.singletonList(permission),
     Duration.ofSeconds(1), new Context(key1, value1));
 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

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

A response that only contains headers and response status code

setMetadata

public void 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"));
 System.out.println("Setting metadata completed.");

Clear the queue's metadata

client.setMetadata(null);
 System.out.println("Clearing metadata completed.");

For more information, see the Azure Docs.

Parameters:

metadata - Metadata to set on the queue

setMetadataWithResponse

public Response setMetadataWithResponse(Map metadata, Duration timeout, Context context)

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"),
     Duration.ofSeconds(1), new Context(key1, value1));
 System.out.println("Setting metadata completed.");

Clear the queue's metadata

Response<Void> response = client.setMetadataWithResponse(null, Duration.ofSeconds(1),
     new Context(key1, value1));
 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

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

A response that only contains headers and response status code

updateMessage

public 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.

Code Samples

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

QueueMessageItem queueMessageItem = client.receiveMessage();
 UpdateMessageResult result = client.updateMessage(queueMessageItem.getMessageId(),
     queueMessageItem.getPopReceipt(), "newText", null);
 System.out.println("Complete updating the message with the receipt " + result.getPopReceipt());

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 Response updateMessageWithResponse(String messageId, String popReceipt, String messageText, Duration visibilityTimeout, Duration timeout, Context context)

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

QueueMessageItem queueMessageItem = client.receiveMessage();
 Response<UpdateMessageResult> response = client.updateMessageWithResponse(queueMessageItem.getMessageId(),
     queueMessageItem.getPopReceipt(), "newText", null, Duration.ofSeconds(1),
     new Context(key1, value1));
 System.out.println("Complete updating the message with status code " + response.getStatusCode());

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.

timeout - An optional timeout applied to the operation. If a response is not returned before the timeout concludes a RuntimeException will be thrown.

context - Additional context that is passed through the Http pipeline during the service call.

Returns:

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