/*
    * Copyright (C) 2013 4th Line GmbH, Switzerland
    *
    * The contents of this file are subject to the terms of either the GNU
    * Lesser General Public License Version 2 or later ("LGPL") or the
    * Common Development and Distribution License Version 1 or later
    * ("CDDL") (collectively, the "License"). You may not use this file
    * except in compliance with the License. See LICENSE.txt for more
    * information.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   */
  package org.fourthline.cling.support.model.dlna;
  
  import org.fourthline.cling.model.types.InvalidValueException;
  import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable.TransportPlaySpeed;
  
  /**
   * @author Mario Franco
   */
  public class DLNAPlaySpeedAttribute extends DLNAAttribute<TransportPlaySpeed[]> {
      
      public DLNAPlaySpeedAttribute() {
          setValue(new TransportPlaySpeed[] {});
      }
  
      public DLNAPlaySpeedAttribute(TransportPlaySpeed[] speeds) {
          setValue(speeds);
      }
      
      public DLNAPlaySpeedAttribute(String[] speeds) {
          TransportPlaySpeed[] sp = new TransportPlaySpeed[speeds.length]; 
          try {
              for (int i = 0; i < speeds.length; i++) {
                  sp[i] = new TransportPlaySpeed(speeds[i]);
              }
          } catch (InvalidValueException invalidValueException) {
              throw new InvalidDLNAProtocolAttributeException("Can't parse DLNA play speeds.");
          }
          setValue(sp);
      }
  
      public void setString(String s, String cf) throws InvalidDLNAProtocolAttributeException {
          TransportPlaySpeed[] value = null;
          if (s != null && s.length() != 0) {
              String[] speeds = s.split(",");
              try {
                  value = new TransportPlaySpeed[speeds.length]; 
                  for (int i = 0; i < speeds.length; i++) {
                      value[i] = new TransportPlaySpeed(speeds[i]);
                  }
              } catch (InvalidValueException invalidValueException) {
                  value = null;
              }
          }
          if (value == null) {
              throw new InvalidDLNAProtocolAttributeException("Can't parse DLNA play speeds from: " + s);
          }
          setValue(value);
      }
  
      public String getString() {
          String s = "";
          for (TransportPlaySpeed speed : getValue()) {
              if (speed.getValue().equals("1"))
                  continue;
              s += (s.length() == 0 ? "" : ",") + speed;
          }
          return s;
      }
      
  }