Get set of NSDs from config file

SolutionsOverviewUtils.java

 /**
   * Get set of NSDs from config file
   * 
   * @return set of NSDs from config file
   */
  public Set<String> getNSDsSetFromConfig()
  {
    DMLogger.methodStarted();

    String jsonTxt = "";
    try
    {
      jsonTxt = ssh.runCommand( "less /etc/ddn/directmon/system-config.json" );
    }
    catch( Exception e )
    {
      String errorText = " Error with 'ssh.runCommand( \"less /etc/ddn/directmon/system-config.json\" );' , e";
      DMLogger.errorInMethod( errorText );
      throw new RuntimeException( errorText );
    }

    JSONObject json = ( JSONObject ) JSONSerializer.toJSON( jsonTxt );
    Set<String> s = json.keySet();

    List<String> solutionsWithNSD = new ArrayList<String>();

    List<String> solutionTypes = new ArrayList<String>();
    for( Object value : s )
    {

      if( !value.toString().contains( ":sfa" ) )
      {
        Set<String> keySet = json.getJSONObject( value.toString() ).keySet();
        solutionsWithNSD.addAll( keySet );
        solutionTypes.add( value.toString() );
      }

    }

    List<Collection> nsdAndStorageList = new ArrayList<Collection>();
    for( Object value : s )
    {

      if( !value.toString().contains( ":sfa" ) )
      {
        for( String nsdSolution : solutionsWithNSD )
        {
          nsdAndStorageList.add( json.getJSONObject( value.toString() ).getJSONObject( nsdSolution ).values() );
        }
      }
    }

    List<String> nsdList = new ArrayList<String>();
      for (Collection aNsdAndStorageList : nsdAndStorageList) {
          int currentNdsCount = aNsdAndStorageList.toArray()[0].toString().split("],").length;

          for (int j = 0; j < currentNdsCount; j++) {
              // [["qa-nsd1"
              String tmp = aNsdAndStorageList.toArray()[0].toString().split("],")[j].split(",\"nsd\",")[0];
              tmp = tmp.substring(tmp.indexOf("\"") + 1, tmp.length() - 1);
              nsdList.add(tmp);
          }
      }

    Set<String> result = new TreeSet<String>( nsdList );

    DMLogger.methodFinished( result );
    return result;
  }