public class TGrade implements KvmSerializable {    // Fields    private Integer GId;   private Integer GMax;   private Integer GMin;   private String GName;   private String GPic;   private String GType;      // Constructors   /** default constructor */   public TGrade() {   }    /** minimal constructor */   public TGrade(Integer GMax) {     this.GMax = GMax;   }    /** full constructor */   public TGrade(Integer GMax, Integer GMin, String GName, String GPic,       String GType) {     this.GMax = GMax;     this.GMin = GMin;     this.GName = GName;     this.GPic = GPic;     this.GType = GType;   }    // Property accessors   public Integer getGId() {     return this.GId;   }    public void setGId(Integer GId) {     this.GId = GId;   }    public Integer getGMax() {     return this.GMax;   }    public void setGMax(Integer GMax) {     this.GMax = GMax;   }    public Integer getGMin() {     return this.GMin;   }    public void setGMin(Integer GMin) {     this.GMin = GMin;   }    public String getGName() {     return this.GName;   }    public void setGName(String GName) {     this.GName = GName;   }    public String getGPic() {     return this.GPic;   }    public void setGPic(String GPic) {     this.GPic = GPic;   }    public String getGType() {     return this.GType;   }    public void setGType(String GType) {     this.GType = GType;   }    @Override   public Object getProperty(int arg0) {     switch (arg0) {      case 0:        return GId;      case 1:        return GMax;      case 2:        return GMin;      case 3:        return GName;      case 4:        return GPic;     case 5:        return GType;      default:        break;      }      return null;    }    @Override   public int getPropertyCount() {     // TODO Auto-generated method stub     return 6;//y要注意這里，必須等于參數的個數，不然服務端沒有辦法接受有些參數   }    @Override   public void getPropertyInfo(int arg0, Hashtable arg1, PropertyInfo arg2) {     switch (arg0) {     case 0:        arg2.type = PropertyInfo.STRING_CLASS;        arg2.name = "GId";        break;      case 1:        arg2.type = PropertyInfo.STRING_CLASS;        arg2.name = "GMax";        break;      case 2:        arg2.type = PropertyInfo.STRING_CLASS;        arg2.name = "GMin";        break;      case 3:        arg2.type = PropertyInfo.STRING_CLASS;        arg2.name = "GName";        break;      case 4:        arg2.type = PropertyInfo.STRING_CLASS;        arg2.name = "GPic";        break;      case 5:        arg2.type = PropertyInfo.STRING_CLASS;        arg2.name = "GType";        break;      default:        break;      }       }    @Override   public void setProperty(int arg0, Object arg1) {     switch (arg0) {     case 0:       GId=Integer.parseInt(arg1.toString());       break;     case 1:       GMax=Integer.parseInt(arg1.toString());        break;     case 2:       GMin=Integer.parseInt(arg1.toString());        break;     case 3:       GName=arg1.toString();        break;     case 4:       GPic=arg1.toString();        break;     case 5:        GType=arg1.toString();       break;      default:       break;     }   }    }  //-----------------------------下面是我測試部分的代碼，這部分代碼很重要，需要認真的看，我也寫的比較詳細，代碼的世界模糊不得  public boolean addMaintenanceInfo() {     String methodName = "addGrade";//服務端的方法     String soapAction =“http://10.127.80.67/gbckf/Android/GradeService”+methodName;          TGrade person = new TGrade();     person.setProperty(0, "6");     person.setProperty(1, 1);     person.setProperty(3, "1");     person.setProperty(4, "1");     person.setProperty(5, "1");     // 建立webservice連接對象     HttpTransportSE transport = new HttpTransportSE(AgbcApi.GRADESERVICEURL,5000);//5秒超時     transport.debug = true;// 是否是調試模式     // 設置連接參數     SoapObject soapObject = new SoapObject(AgbcApi.NAMESPACE, methodName);     PropertyInfo objekt = new PropertyInfo();     objekt.setName("arg0");//這個arg0很重要，不能是其他的東西，只能是arg0，不要問我為何，不然你就永遠接受不了參數，因為是xml文檔類型的東西     objekt.setValue(person);     objekt.setType(TGrade.class);     soapObject.addProperty(objekt);     // 設置返回參數     SoapSerializationEnvelope envelope = new SoapSerializationEnvelope(SoapEnvelope.VER11);// soap協議版本必須用SoapEnvelope.VER11（Soap     envelope.dotNet = false;// 注意：這個屬性是對dotnetwebservice協議的支持,如果dotnet的webservice     envelope.bodyOut = transport;     Log.i("請求參數", soapObject.toString());     envelope.setOutputSoapObject(soapObject);// 設置請求參數       envelope.addMapping(AgbcApi.NAMESPACE, "addGrade", TGrade.class);// 傳對象時必須，參數namespace是webservice中指定的，       (new MarshalBase64()).register(envelope);       try {       transport.call(soapAction, envelope);       if(envelope.bodyIn instanceof SoapFault){         String str = ((SoapFault) envelope.bodyIn).faultstring;         Log.i("空節點返回的東西", str);       }else {         // SoapObject sb = (SoapObject)envelope.bodyIn;//服務器返回的對象存在envelope的bodyIn中         Object obj = envelope.getResponse();// 直接將返回值強制轉換為已知對象         //Log.d("WebService", "返回結果：" + obj.toString());       }     }     catch (IOException e) {       e.printStackTrace();     }     catch (XmlPullParserException e) {       e.printStackTrace();     }     catch (Exception ex) {       ex.printStackTrace();     }      return true;