REST API:PackageSubscribeClient

The PackageSubscribeClient demo program extends the REST API:BaseClient class to subscribe to a package file (a zip file downloaded from the platform). With minor modifications, it can be used to subscribe to a package hosted on the platform.

<syntaxhighlight lang="java" enclose="div" style="overflow: auto">

package demo.rest;

import java.io.File;

import javax.ws.rs.core.MediaType;

import org.apache.wink.client.ClientResponse; import org.apache.wink.client.ClientWebException; import org.apache.wink.client.Resource; import org.apache.wink.common.internal.utils.MediaTypeUtils;

/**

* "Subscribe" to (install or update) a package contained in a zip file. 
* This program extends demo.rest.BaseClient.java 
* which in turn makes use of demo.rest.BaseUtil.java to handle
* logging in, logging out, and message formatting.
*/

public class PackageSubscribeClient extends BaseClient {

   public static void main(String[] args)
   {
       String packageUrl = baseUrl + "/package/operation/subscribe"
              + "?fileName=orders.zip";         // Subscribe from a file
       File f = new File("c:\\orders.zip");

       //Other options:
       //     + "?packageId=123123123";       // Subscribe from platform
       //     + "?packageId=123123123&version=1.2";  //  Specify version

       // Instantiate BaseClient.client and get sessionId
       PackageSubscribeClient subscribeClient = new PackageSubscribeClient();
       cookieString = subscribeClient.login(); 
       try
       {
          Resource resource = getResource(packageUrl);
          resource.header("Cookie", cookieString);

          ClientResponse response =
               resource.contentType(MediaTypeUtils.ZIP).accept(
                   MediaType.APPLICATION_XML).post(ClientResponse.class, f);
           String responseXml = response.getEntity(String.class);
           echoResponse(responseXml);
       }
       catch (ClientWebException webException)
       {
           echoResponse(webException);
       }
       catch (Exception e)
       {
          System.out.println(e.getMessage());
          e.printStackTrace();
       }
       finally
       {
           client.logout();
       }
   }

} </syntaxhighlight>