public final class MyActivity_
    extends MyActivity
    implements HasViews, OnViewChangedListener
{
    private final OnViewChangedNotifier onViewChangedNotifier_ = new OnViewChangedNotifier();

    @Override
    public void onCreate(Bundle savedInstanceState) {
        OnViewChangedNotifier previousNotifier = OnViewChangedNotifier.replaceNotifier(onViewChangedNotifier_);
        init_(savedInstanceState);
        super.onCreate(savedInstanceState);
        OnViewChangedNotifier.replaceNotifier(previousNotifier);
    }

    @Override
    public<T extends View> T internalFindViewById(int id) {
        return ((T) this.findViewById(id));
    }

    private void init_(Bundle savedInstanceState) {
        OnViewChangedNotifier.registerOnViewChangedListener(this);
        restoreSavedInstanceState_(savedInstanceState);
    }

    @Override
    public void setContentView(int layoutResID) {
        super.setContentView(layoutResID);
        onViewChangedNotifier_.notifyViewChanged(this);
    }

    @Override
    public void setContentView(View view, LayoutParams params) {
        super.setContentView(view, params);
        onViewChangedNotifier_.notifyViewChanged(this);
    }

    @Override
    public void setContentView(View view) {
        super.setContentView(view);
        onViewChangedNotifier_.notifyViewChanged(this);
    }
   
    @Override
    public void onViewChanged(HasViews hasViews) {
        this.progressText = hasViews.internalFindViewById(android.R.id.text1);
        this.progressView = hasViews.internalFindViewById(R.id.progress);
        this.content = hasViews.internalFindViewById(R.id.content);
        this.tabs = hasViews.internalFindViewById(R.id.tabs);
        this.toolbar = hasViews.internalFindViewById(R.id.toolbar);
        this.appBar = hasViews.internalFindViewById(R.id.appbar);
        setupToolbar();
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater menuInflater = getMenuInflater();
        menuInflater.inflate(R.menu.syncable_activity_menu, menu);
        menuInflater.inflate(R.menu.bewertung_edit_menu, menu);
        this.menuActionDeleteBewertungen = menu.findItem(R.id.actionDeleteBewertungen);
        this.menuActionHeapDump = menu.findItem(R.id.actionHeapDump);
        this.menuActionSync = menu.findItem(R.id.actionSync);
        this.menuActionUploadSignature = menu.findItem(R.id.actionUploadSignature);
        this.menuActionCheckUpdates = menu.findItem(R.id.actionCheckUpdates);
        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        int itemId_ = item.getItemId();
        if (itemId_ == R.id.actionDeleteBewertungen) {
            deleteBewertungen();
            return true;
        }
        if (itemId_ == R.id.actionHeapDump) {
            makeHeapDump();
            return true;
        }
        if (itemId_ == R.id.actionSync) {
            requestUpSync();
            return true;
        }
        if (itemId_ == R.id.actionShowDeviceInfo) {
            showDeviceInfo();
            return true;
        }
        if (itemId_ == R.id.actionCheckUpdates) {
            checkForUpdates();
            return true;
        }
        if (itemId_ == R.id.actionShowSyncStats) {
            showSyncStats();
            return true;
        }
        if (itemId_ == R.id.actionBackupDb) {
            backupDatabase();
            return true;
        }
        if (itemId_ == R.id.actionUploadSignature) {
            uploadSignature();
            return true;
        }
        if (itemId_ == android.R.id.home) {
            onBackPressed();
            return true;
        }
        if (itemId_ == R.id.actionPrint) {
            onPrintBewertung();
            return true;
        }
        if (itemId_ == R.id.actionAddSchaden) {
            onQuickAddSchaden();
            return true;
        }
        if (itemId_ == R.id.actionSave) {
            onSaveBewertung();
            return true;
        }
        return super.onOptionsItemSelected(item);
    }

    @Override
    public void onSaveInstanceState(Bundle bundle_) {
        super.onSaveInstanceState(bundle_);
        bundle_.putSerializable("sessionUser", sessionUser);
        bundle_.putSerializable("sessionFahrzeugArt", sessionFahrzeugArt);
        bundle_.putSerializable("sessionKunde", sessionKunde);
        bundle_.putSerializable("sessionProdukt", sessionProdukt);
        bundle_.putSerializable("sessionStandort", sessionStandort);
        bundle_.putSerializable("selectedTab", selectedTab);
        bundle_.putSerializable("sessionBewertung", sessionBewertung);
    }

    private void restoreSavedInstanceState_(Bundle savedInstanceState) {
        if (savedInstanceState == null) {
            return;
        }
        sessionUser = ((Benutzer) savedInstanceState.getSerializable("sessionUser"));
        sessionFahrzeugArt = ((FahrzeugArt) savedInstanceState.getSerializable("sessionFahrzeugArt"));
        sessionKunde = ((Kunde) savedInstanceState.getSerializable("sessionKunde"));
        sessionProdukt = ((Produkt) savedInstanceState.getSerializable("sessionProdukt"));
        sessionStandort = ((Standort) savedInstanceState.getSerializable("sessionStandort"));
        selectedTab = ((Integer) savedInstanceState.getSerializable("selectedTab"));
        sessionBewertung = ((Bewertung) savedInstanceState.getSerializable("sessionBewertung"));
    }
   
}

class MyObject {

 @JsonProperty("myNameIsFriday")
 public String myProperty;
}

@EBean
class MyLayout {

  @ViewById
  Text myText;

  @ViewById
  Button myButton;
}

@EActivity(R.layout.my_layout)
class MyActivity extends Activity {

   @Bean
   MyLayout myLayout;

  @AfterViews
  void setup() {
     myLayout.text.setText("Hello World");
     myLayout.myButton.setOnClickListener(view -> Toast.create(MyActivity.this, "Hello World", Toast.LONG).show());
  }

}

@SuppressWarnings("unchecked")
@javax.annotation.Generated("Android Data Binding")
public class Camera360Binding extends android.databinding.ViewDataBinding implements android.databinding.generated.callback.OnClickListener.Listener, android.databinding.generated.callback.OnCheckedChangeListener.Listener {

    @Nullable
    private static final android.databinding.ViewDataBinding.IncludedLayouts sIncludes;
    @Nullable
    private static final android.util.SparseIntArray sViewsWithIds;
    static {
        sIncludes = null;
        sViewsWithIds = null;
    }
    // views
    @NonNull
    public final widget.cards.LinearCardLayout cardLayout;
    @NonNull
    public final android.widget.LinearLayout confirmationControls;
    @NonNull
    public final opensphericalcamera.view.GLPhotoView imageView;
    @Nullable
    private final android.view.View.OnClickListener mCallback2;
    @Nullable
    private final android.widget.CompoundButton.OnCheckedChangeListener mCallback1;
    @Nullable
    private final android.view.View.OnClickListener mCallback4;
    @Nullable
    private final android.view.View.OnClickListener mCallback3;

public Camera360Binding(@NonNull android.databinding.DataBindingComponent bindingComponent, @NonNull View root) {
        super(bindingComponent, root, 8);
        final Object[] bindings = mapBindings(bindingComponent, root, 15, sIncludes, sViewsWithIds);
        this.cardLayout = (android.widget.cards.LinearCardLayout) bindings[0];
        this.cardLayout.setTag(null);
        this.confirmationControls = (android.widget.LinearLayout) bindings[12];
        this.confirmationControls.setTag(null);
        this.imageView = (opensphericalcamera.view.GLPhotoView) bindings[5];
        this.imageView.setTag(null);
        this.infos = (android.widget.LinearLayout) bindings[6];
        this.infos.setTag(null);
        this.livePreview = (opensphericalcamera.view.MJpegViewV2) bindings[4];
        this.livePreview.setTag(null);
        this.mboundView1 = (android.widget.TextView) bindings[1];
        this.mboundView1.setTag(null);
        this.mboundView10 = (android.widget.Switch) bindings[10];
        this.mboundView10.setTag(null);
        this.mboundView13 = (android.support.v7.widget.AppCompatImageView) bindings[13];
        this.mboundView13.setTag(null);
        this.mboundView14 = (android.support.v7.widget.AppCompatImageView) bindings[14];
        this.mboundView14.setTag(null);
        this.mboundView2 = (android.widget.ProgressBar) bindings[2];
        this.mboundView2.setTag(null);
        this.mboundView3 = (android.widget.ProgressBar) bindings[3];
        this.mboundView3.setTag(null);
        this.mboundView7 = (android.widget.TextView) bindings[7];
        this.mboundView7.setTag(null);
        this.mboundView8 = (android.widget.TextView) bindings[8];
        this.mboundView8.setTag(null);
        this.mboundView9 = (android.widget.LinearLayout) bindings[9];
        this.mboundView9.setTag(null);
        this.shutterButton = (android.widget.ImageView) bindings[11];
        this.shutterButton.setTag(null);
        setRootTag(root);
        // listeners
        mCallback2 = new android.databinding.generated.callback.OnClickListener(this, 2);
        mCallback1 = new android.databinding.generated.callback.OnCheckedChangeListener(this, 1);
        mCallback4 = new android.databinding.generated.callback.OnClickListener(this, 4);
        mCallback3 = new android.databinding.generated.callback.OnClickListener(this, 3);
        invalidateAll();
    }

@EActivity(R.layout.activity_main)
@DataBound
public class MainActivity extends AppCompatActivity
{
	@BindingObject
	ActivityMainBinding binding;

	@AfterViews
	void setup() {
		binding.setModel(new MainModel());

		//прямой доступ к элементу
		binding.edit.addTextChangedListener(this);
	}
}

public class MainModel
{

	public ObservableField<String> text = new ObservableField<>();
	public ObservableBoolean isEditEnabled = new ObservableBoolean(true);

	public MainModel()
	{
	}

	

	public void onClick(View view) {
		text.set("Test");
		isEditEnabled.set(!isEditEnabled.get());
	}
}

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:tools="http://schemas.android.com/tools"
        xmlns:app="http://schemas.android.com/apk/res-auto">


    <data>
        <variable name="model" type="com.example.testandroidapp.MainModel"/>
    </data>

    <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            tools:context=".MainActivity">

        <TextView android:id="@+id/text"
                  android:layout_width="wrap_content"
                  android:layout_height="wrap_content"
                  android:text="@{model.text}"/>


        <Button android:id="@+id/myButton"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_below="@+id/text"
                android:text="click me"
                android:onClick="@{model::onClick}"/>

        <EditText android:id="@+id/edit"
                  android:layout_width="wrap_content"
                  android:layout_height="wrap_content"
                  android:layout_below="@id/myButton"
                  android:enabled="@{model.isEditEnabled}"/>

    </RelativeLayout>

</layout>

void myMethod() {
    doBackgroundWork("hello", 42);
}

@Background
void someBackgroundWork(String aParam, long anotherParam) {
    onTaskFinished(result);
}

@UiThread
void onTaskFinished(String result) {
    textView.setText(result);
}