Unicode C++

Azure Service Bus - Create Topic

See more Azure Service Bus Examples

Creates an Azure Service Bus Topic.

Note: This example requires Chilkat v9.5.0.65 or greater.

Unicode C++

#include <CkRestW.h>
#include <CkStringBuilderW.h>
#include <CkXmlW.h>

void ChilkatSample(void)
    {
    bool success = false;

    // 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.
    CkRestW rest;
    bool bAutoReconnect = true;
    success = rest.Connect(L"<yournamespace>.servicebus.windows.net",443,true,bAutoReconnect);
    if (success != true) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    // ----------------------------------------------------------------------------------------------
    // 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.
    CkStringBuilderW sbToken;
    sbToken.LoadFile(L"qa_data/tokens/serviceBusSas.txt",L"utf-8");

    // Tell the REST object to use the Azure Shared Access Signature for authorization.
    sbToken.Prepend(L"SharedAccessSignature ");
    rest.AddHeader(L"Authorization",sbToken.getAsString());

    // ----------------------------------------------------------------------------------------------

    // Create a new topic named "gilaMonster";
    const wchar_t *topicName = L"gilaMonster";

    // Create the XML body of the PUT request.
    CkXmlW xml;
    xml.put_Tag(L"entry");
    xml.AddAttribute(L"xmlns",L"http://www.w3.org/2005/Atom");
    xml.UpdateAttrAt(L"title",true,L"type",L"text");
    xml.UpdateChildContent(L"title",topicName);
    xml.UpdateAttrAt(L"content",true,L"type",L"application/xml");
    xml.UpdateAttrAt(L"content|TopicDescription",true,L"xmlns:i",L"http://www.w3.org/2001/XMLSchema-instance");
    xml.UpdateAttrAt(L"content|TopicDescription",true,L"xmlns",L"http://schemas.microsoft.com/netservices/2010/10/servicebus/connect");
    xml.put_EmitXmlDecl(false);
    wprintf(L"%s\n",xml.getXml());

    // The XML created by the above code:

    // 	<entry xmlns="http://www.w3.org/2005/Atom">
    // 	    <title type="text">gilaMonster</title>
    // 	    <content type="application/xml">
    // 	        <TopicDescription xmlns:i="http://www.w3.org/2001/XMLSchema-instance" 
    // 			xmlns="http://schemas.microsoft.com/netservices/2010/10/servicebus/connect" />
    // 	    </content>
    // 	</entry>

    CkStringBuilderW sbRequestBody;
    xml.GetXmlSb(sbRequestBody);

    // The path should be set to the to-be-created queue name.
    CkStringBuilderW sbPath;
    sbPath.Append(L"/");
    sbPath.Append(topicName);

    CkStringBuilderW sbResponseBody;
    success = rest.FullRequestSb(L"PUT",sbPath.getAsString(),sbRequestBody,sbResponseBody);
    if (success != true) {
        wprintf(L"%s\n",rest.lastErrorText());
        return;
    }

    wprintf(L"Response Status Code = %d\n",rest.get_ResponseStatusCode());

    // Check for a success response.
    if (rest.get_ResponseStatusCode() != 201) {
        wprintf(L"%s\n",rest.lastRequestStartLine());
        wprintf(L"%s\n",rest.lastRequestHeader());
        wprintf(L"%s\n",sbResponseBody.getAsString());
        wprintf(L"Failed.\n");
        return;
    }

    // The response is XML.  (See a sample response below..)
    xml.LoadSb(sbResponseBody,true);
    wprintf(L"%s\n",xml.getXml());

    wprintf(L"Success.\n");

    // -----------------------------------------------
    // A sample successful XML response:

    // 	<entry xmlns="http://www.w3.org/2005/Atom">
    // 	    <id>https://chilkat.servicebus.windows.net/gilaMonster</id>
    // 	    <title type="text">gilaMonster</title>
    // 	    <published>2016-12-06T23:34:13Z</published>
    // 	    <updated>2016-12-06T23:34:13Z</updated>
    // 	    <author>
    // 	        <name>chilkat</name>
    // 	    </author>
    // 	    <link rel="self" href="https://chilkat.servicebus.windows.net/gilaMonster" />
    // 	    <content type="application/xml">
    // 	        <TopicDescription xmlns="http://schemas.microsoft.com/netservices/2010/10/servicebus/connect" xmlns:i="http://www.w3.org/2001/XMLSchema-instance">
    // 	            <DefaultMessageTimeToLive>P10675199DT2H48M5.4775807S</DefaultMessageTimeToLive>
    // 	            <MaxSizeInMegabytes>1024</MaxSizeInMegabytes>
    // 	            <RequiresDuplicateDetection>false</RequiresDuplicateDetection>
    // 	            <DuplicateDetectionHistoryTimeWindow>PT10M</DuplicateDetectionHistoryTimeWindow>
    // 	            <EnableBatchedOperations>true</EnableBatchedOperations>
    // 	            <SizeInBytes>0</SizeInBytes>
    // 	            <CreatedAt>2016-12-06T23:34:13.483</CreatedAt>
    // 	            <UpdatedAt>2016-12-06T23:34:13.7</UpdatedAt>
    // 	        </TopicDescription>
    // 	    </content>
    // 	</entry>
    }