Classic ASP
Azure Service Bus - Send Batch of Messages to Topic or Queue

Shows how to send a batch of messages to a service bus queue or topic.
Chilkat Classic ASP Downloads

Classic ASP
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<%
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.
set rest = Server.CreateObject("Chilkat.Rest")
bAutoReconnect = 1
success = rest.Connect("<yournamespace>.servicebus.windows.net",443,1,bAutoReconnect)
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( rest.LastErrorText) & "</pre>"
    Response.End
End If

'  ----------------------------------------------------------------------------------------------
'  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.
set sbToken = Server.CreateObject("Chilkat.StringBuilder")
success = sbToken.LoadFile("qa_data/tokens/serviceBusSas.txt","utf-8")

'  Tell the REST object to use the Azure Shared Access Signature for authorization.
success = sbToken.Prepend("SharedAccessSignature ")
success = rest.AddHeader("Authorization",sbToken.GetAsString())

'  ----------------------------------------------------------------------------------------------

'  Send to a topic (or queue) named "gilaMonster";
topicOrQueueName = "gilaMonster"

'  The HTTP request body contains JSON that contains multiple messages.
set json = Server.CreateObject("Chilkat.JsonObject")
json.I = 0
success = json.UpdateString("messages[i].Body","This is the first message")
success = json.UpdateString("messages[i].BrokerProperties.Label","M1")
success = json.UpdateString("messages[i].BrokerProperties.TimeToLiveTimeSpan","0.00:00:40")

json.I = 1
success = json.UpdateString("messages[i].Body","This is the second message")
success = json.UpdateString("messages[i].BrokerProperties.Label","M2")
success = json.UpdateString("messages[i].UserProperties.Priority","Low")

json.I = 2
success = json.UpdateString("messages[i].Body","This is the third message")
success = json.UpdateString("messages[i].BrokerProperties.Label","M3")
success = json.UpdateString("messages[i].UserProperties.Priority","Medium")
success = json.UpdateString("messages[i].UserProperties.Customer","ABC")

' jsonA is a Chilkat.JsonArray
Set jsonA = json.ArrayOf("messages")
jsonA.EmitCompact = 0
Response.Write "<pre>" & Server.HTMLEncode( jsonA.Emit()) & "</pre>"

'  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"
'  	    }
'  	  }
'  	]

set sbRequestBody = Server.CreateObject("Chilkat.StringBuilder")
jsonA.EmitCompact = 1
success = jsonA.EmitSb(sbRequestBody)

'  Build the path..
set sbPath = Server.CreateObject("Chilkat.StringBuilder")
success = sbPath.Append("/")
success = sbPath.Append(topicOrQueueName)
success = sbPath.Append("/messages")

'  Add timeout and api-version query parameters.
success = rest.AddQueryParam("timeout","20")

'  The Content-Type should be "application/vnd.microsoft.servicebus.json"
success = rest.AddHeader("Content-Type","application/vnd.microsoft.servicebus.json")

set sbResponseBody = Server.CreateObject("Chilkat.StringBuilder")
success = rest.FullRequestSb("POST",sbPath.GetAsString(),sbRequestBody,sbResponseBody)
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( rest.LastErrorText) & "</pre>"
    Response.End
End If

Response.Write "<pre>" & Server.HTMLEncode( "Response Status Code = " & rest.ResponseStatusCode) & "</pre>"

'  Check for a success response.
If (rest.ResponseStatusCode <> 201) Then
    Response.Write "<pre>" & Server.HTMLEncode( rest.LastRequestStartLine) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( rest.LastRequestHeader) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( sbResponseBody.GetAsString()) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( "Failed.") & "</pre>"
    Response.End
End If

'  If successful, the 201 response will have no response body.

Response.Write "<pre>" & Server.HTMLEncode( "Success.") & "</pre>"

%>
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