SQL Server
SQL Server
Azure Service Bus - Send Batch of Messages to Topic or Queue
See more Azure Service Bus Examples
Shows how to send a batch of messages to a service bus queue or topic.Chilkat SQL Server Downloads
-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
DECLARE @hr int
DECLARE @iTmp0 int
-- Important: Do not use nvarchar(max). See the warning about using nvarchar(max).
DECLARE @sTmp0 nvarchar(4000)
DECLARE @success int
SELECT @success = 0
-- Note: Requires Chilkat v9.5.0.65 or greater.
-- This requires the Chilkat API to have been previously unlocked.
-- See Global Unlock Sample for sample code.
-- Make the initial connection.
-- A single REST object, once connected, can be used for many Azure Service Bus REST API calls.
-- The auto-reconnect indicates that if the already-established HTTPS connection is closed,
-- then it will be automatically re-established as needed.
DECLARE @rest int
EXEC @hr = sp_OACreate 'Chilkat.Rest', @rest OUT
IF @hr <> 0
BEGIN
PRINT 'Failed to create ActiveX component'
RETURN
END
DECLARE @bAutoReconnect int
SELECT @bAutoReconnect = 1
EXEC sp_OAMethod @rest, 'Connect', @success OUT, '<yournamespace>.servicebus.windows.net', 443, 1, @bAutoReconnect
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @rest
RETURN
END
-- ----------------------------------------------------------------------------------------------
-- The code above this comment could be placed inside a function/subroutine within the application
-- because the connection does not need to be made for every request. Once the connection is made
-- the app may send many requests..
-- ----------------------------------------------------------------------------------------------
-- Let's load a previously computed SAS token and use it.
-- See Azure Shared Access Signature for an example to genenerate an Azure SAS token.
DECLARE @sbToken int
EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbToken OUT
EXEC sp_OAMethod @sbToken, 'LoadFile', @success OUT, 'qa_data/tokens/serviceBusSas.txt', 'utf-8'
-- Tell the REST object to use the Azure Shared Access Signature for authorization.
EXEC sp_OAMethod @sbToken, 'Prepend', @success OUT, 'SharedAccessSignature '
EXEC sp_OAMethod @sbToken, 'GetAsString', @sTmp0 OUT
EXEC sp_OAMethod @rest, 'AddHeader', @success OUT, 'Authorization', @sTmp0
-- ----------------------------------------------------------------------------------------------
-- Send to a topic (or queue) named "gilaMonster";
DECLARE @topicOrQueueName nvarchar(4000)
SELECT @topicOrQueueName = 'gilaMonster'
-- The HTTP request body contains JSON that contains multiple messages.
DECLARE @json int
EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @json OUT
EXEC sp_OASetProperty @json, 'I', 0
EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'messages[i].Body', 'This is the first message'
EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'messages[i].BrokerProperties.Label', 'M1'
EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'messages[i].BrokerProperties.TimeToLiveTimeSpan', '0.00:00:40'
EXEC sp_OASetProperty @json, 'I', 1
EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'messages[i].Body', 'This is the second message'
EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'messages[i].BrokerProperties.Label', 'M2'
EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'messages[i].UserProperties.Priority', 'Low'
EXEC sp_OASetProperty @json, 'I', 2
EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'messages[i].Body', 'This is the third message'
EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'messages[i].BrokerProperties.Label', 'M3'
EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'messages[i].UserProperties.Priority', 'Medium'
EXEC sp_OAMethod @json, 'UpdateString', @success OUT, 'messages[i].UserProperties.Customer', 'ABC'
DECLARE @jsonA int
EXEC sp_OAMethod @json, 'ArrayOf', @jsonA OUT, 'messages'
EXEC sp_OASetProperty @jsonA, 'EmitCompact', 0
EXEC sp_OAMethod @jsonA, 'Emit', @sTmp0 OUT
PRINT @sTmp0
-- The following JSON array is produced by the above code:
-- [
-- {
-- "Body": "This is the first message",
-- "BrokerProperties": {
-- "Label": "M1",
-- "TimeToLiveTimeSpan": "0.00:00:40"
-- }
-- },
-- {
-- "Body": "This is the second message",
-- "BrokerProperties": {
-- "Label": "M2"
-- },
-- "UserProperties": {
-- "Priority": "Low"
-- }
-- },
-- {
-- "Body": "This is the third message",
-- "BrokerProperties": {
-- "Label": "M3"
-- },
-- "UserProperties": {
-- "Priority": "Medium",
-- "Customer": "ABC"
-- }
-- }
-- ]
DECLARE @sbRequestBody int
EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbRequestBody OUT
EXEC sp_OASetProperty @jsonA, 'EmitCompact', 1
EXEC sp_OAMethod @jsonA, 'EmitSb', @success OUT, @sbRequestBody
EXEC @hr = sp_OADestroy @jsonA
-- Build the path..
DECLARE @sbPath int
EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbPath OUT
EXEC sp_OAMethod @sbPath, 'Append', @success OUT, '/'
EXEC sp_OAMethod @sbPath, 'Append', @success OUT, @topicOrQueueName
EXEC sp_OAMethod @sbPath, 'Append', @success OUT, '/messages'
-- Add timeout and api-version query parameters.
EXEC sp_OAMethod @rest, 'AddQueryParam', @success OUT, 'timeout', '20'
-- The Content-Type should be "application/vnd.microsoft.servicebus.json"
EXEC sp_OAMethod @rest, 'AddHeader', @success OUT, 'Content-Type', 'application/vnd.microsoft.servicebus.json'
DECLARE @sbResponseBody int
EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbResponseBody OUT
EXEC sp_OAMethod @sbPath, 'GetAsString', @sTmp0 OUT
EXEC sp_OAMethod @rest, 'FullRequestSb', @success OUT, 'POST', @sTmp0, @sbRequestBody, @sbResponseBody
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @rest
EXEC @hr = sp_OADestroy @sbToken
EXEC @hr = sp_OADestroy @json
EXEC @hr = sp_OADestroy @sbRequestBody
EXEC @hr = sp_OADestroy @sbPath
EXEC @hr = sp_OADestroy @sbResponseBody
RETURN
END
EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
PRINT 'Response Status Code = ' + @iTmp0
-- Check for a success response.
EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
IF @iTmp0 <> 201
BEGIN
EXEC sp_OAGetProperty @rest, 'LastRequestStartLine', @sTmp0 OUT
PRINT @sTmp0
EXEC sp_OAGetProperty @rest, 'LastRequestHeader', @sTmp0 OUT
PRINT @sTmp0
EXEC sp_OAMethod @sbResponseBody, 'GetAsString', @sTmp0 OUT
PRINT @sTmp0
PRINT 'Failed.'
EXEC @hr = sp_OADestroy @rest
EXEC @hr = sp_OADestroy @sbToken
EXEC @hr = sp_OADestroy @json
EXEC @hr = sp_OADestroy @sbRequestBody
EXEC @hr = sp_OADestroy @sbPath
EXEC @hr = sp_OADestroy @sbResponseBody
RETURN
END
-- If successful, the 201 response will have no response body.
PRINT 'Success.'
EXEC @hr = sp_OADestroy @rest
EXEC @hr = sp_OADestroy @sbToken
EXEC @hr = sp_OADestroy @json
EXEC @hr = sp_OADestroy @sbRequestBody
EXEC @hr = sp_OADestroy @sbPath
EXEC @hr = sp_OADestroy @sbResponseBody
END
GO