(Android™) Azure Service Bus - Create Topic

Creates an Azure Service Bus Topic.

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

Chilkat Android™ Downloads Android™ Java Libraries Android C/C++ Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // 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.
    CkRest rest = new CkRest();
    boolean bAutoReconnect = true;
    boolean success = rest.Connect("<yournamespace>.servicebus.windows.net",443,true,bAutoReconnect);
    if (success != true) {
        Log.i(TAG, 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.
    CkStringBuilder sbToken = new CkStringBuilder();
    sbToken.LoadFile("qa_data/tokens/serviceBusSas.txt","utf-8");

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

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

    // Create a new topic named "gilaMonster";
    String topicName = "gilaMonster";

    // Create the XML body of the PUT request.
    CkXml xml = new CkXml();
    xml.put_Tag("entry");
    xml.AddAttribute("xmlns","http://www.w3.org/2005/Atom");
    xml.UpdateAttrAt("title",true,"type","text");
    xml.UpdateChildContent("title",topicName);
    xml.UpdateAttrAt("content",true,"type","application/xml");
    xml.UpdateAttrAt("content|TopicDescription",true,"xmlns:i","http://www.w3.org/2001/XMLSchema-instance");
    xml.UpdateAttrAt("content|TopicDescription",true,"xmlns","http://schemas.microsoft.com/netservices/2010/10/servicebus/connect");
    xml.put_EmitXmlDecl(false);
    Log.i(TAG, 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>

    CkStringBuilder sbRequestBody = new CkStringBuilder();
    xml.GetXmlSb(sbRequestBody);

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

    CkStringBuilder sbResponseBody = new CkStringBuilder();
    success = rest.FullRequestSb("PUT",sbPath.getAsString(),sbRequestBody,sbResponseBody);
    if (success != true) {
        Log.i(TAG, rest.lastErrorText());
        return;
        }

    Log.i(TAG, "Response Status Code = " + String.valueOf(rest.get_ResponseStatusCode()));

    // Check for a success response.
    if (rest.get_ResponseStatusCode() != 201) {
        Log.i(TAG, rest.lastRequestStartLine());
        Log.i(TAG, rest.lastRequestHeader());
        Log.i(TAG, sbResponseBody.getAsString());
        Log.i(TAG, "Failed.");
        return;
        }

    // The response is XML.  (See a sample response below..)
    xml.LoadSb(sbResponseBody,true);
    Log.i(TAG, xml.getXml());

    Log.i(TAG, "Success.");

    // -----------------------------------------------
    // 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>

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}