修改criteria_I.json文件某个字段使之Gson不报错；点开TrainFragment的时候开始加载数据库（onCreate插入数据）

endian11

2019-11-26 c5880ce42053910bb33e643530deff019e22e924

 app/src/main/java/safeluck/drive/evaluation/fragment/TcpFragment.java

@@ -23,6 +23,8 @@
import me.yokeyword.fragmentation.SupportFragment;
import safeluck.drive.evaluation.DB.Student;
import safeluck.drive.evaluation.DB.WokViewModel;
import safeluck.drive.evaluation.DB.criterias.CriteriaForI;
import safeluck.drive.evaluation.DB.criterias.viewmodel.CriteriaIViewModel;
import safeluck.drive.evaluation.R;
import safeluck.drive.evaluation.tcp.ConnectThread;

@@ -35,13 +37,15 @@
public class TcpFragment extends SupportFragment implements View.OnClickListener {


    private static final String TAG = TcpFragment.class.getSimpleName();
    private TextInputEditText ip;
    private TextInputEditText port;
    private Button btn_connect;
    private Button btn_send;
    private      ConnectThread connectThread;
    private AppCompatEditText sendEditText;
    private         WokViewModel workViewModel;
    private CriteriaIViewModel workViewModel;
    private int item_id=0;

    public static TcpFragment newInstance() {
        return new TcpFragment();
@@ -52,16 +56,9 @@
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
        View view = inflater.inflate(R.layout.layout_tcpclient, container, false);
        initView(view);
        workViewModel =ViewModelProviders.of(this).get(WokViewModel.class);
        workViewModel =ViewModelProviders.of(this).get(CriteriaIViewModel.class);

        workViewModel.getStudents().observe((LifecycleOwner) this, new Observer<List<Student>>() {
            @Override
            public void onChanged(List<Student> students) {
                for (Student student:students){
                    Log.i("Students", "onChanged: "+student.toString());
                }
            }
        });
  
        return view;
    }

@@ -92,8 +89,17 @@
////                    connectThread.sendMessage(sendEditText.getText().toString().trim());
////                    sendEditText.getText().clear();
////                }
                workViewModel.insertStudent(new Student(1002,"王五","500107198910124566",1));
                checkCriteria(++item_id);
                break;
        }
    }

    private void checkCriteria(int item_id) {
        workViewModel.queryCriteriaI(item_id).observe(TcpFragment.this, new Observer<CriteriaForI>() {
            @Override
            public void onChanged(CriteriaForI criteriaForI) {
                Log.i(TAG, "onChanged: "+criteriaForI.toString());
            }
        });
    }
}