Content navigator extension to extend desktop configuration with custom parameters (java/javascript)

DesktopRequestFilter.java

package nl.arba.sample.contentnavigator.desktop.requestFilter;

import com.ibm.ecm.extension.PluginResponseFilter;
import com.ibm.ecm.extension.PluginServiceCallbacks;
import com.ibm.json.java.JSONObject;
import javax.servlet.http.HttpServletRequest;

public class DesktopRequestFilter extends PluginResponseFilter {
  /**
  * Extend the getDesktop service
  */
  @Override    
  public String[] getFilteredServices() {
    return new String[] { "/getDesktop" };    
  }
  
  @Override
  public void filter(String serverType, PluginServiceCallbacks callbacks, HttpServletRequest request, JSONObject jsonresponse) throws Exception {
    try {
      jsonresponse.put("MyAppName", JSONObject.parse("{\"appName\":\"MyApp\"}"));
      System.out.println("GETDESKTOPRESPONSEFILTER: " + request.getParameter("repositoryId"));
    }
    catch (Exception err) {
      jsonresponse.put("MyAppName", "error");
    }
  }
}

Plugin.js

require([
  "dojo/_base/declare",  
  "dojo/_base/lang",  
  "ecm/model/Desktop",  
  "dojo/aspect"
], function(declare, lang, Desktop, aspect) {  
  aspect.after(Desktop,"onDesktopLoaded",function (payload){
    if ("error"==payload.MyAppName) {
      new ecm.widget.dialog.MessageDialog({
        label:"Fout tijdens opstarten",
        text:"Het is niet gelukt je Favorieten te laden"
      }).show();
      Desktop.MyAppName = '?';
    } else {
      Desktop.MyAppName = payload.MyAppName;    
    }
  },true);
});